Ciência Florestal

(998 Artigos indexados)

A COOCORRÊNCIA DE PLANTAS NA CAATINGA PODE SER EXPLICADA PELO PROCESSO DE FACILITAÇÃO? ESTUDO DE CASO COM DUAS ESPÉCIES DE FABACEAE - (2018)

Djane Ventura de Azevedo, Roberta Boscaini Zandavalli, Tiago Osório Ferreira, Fernando Roberto Martins, Francisca Soares de Araújo

Volume: 28 - Issue: 4

Resumo. Heteroespecific differences in growth rates in height, biomass production and leaf area among co-occurring species are ways of measuring the occurrence of interaction: facilitation or competition. Based on the broader concept of facilitation, this type of positive interaction has been reported to...

Acessar o artigo
ALLOCATION OF DRY MATTER AND CARBON IN Pinus taeda L. SEEDLINGS SUBJECTED TO THIGMOMORPHOGENESIS - (2018)

João Alexandre Lopes Dranski, Jucenei Fernando Frandoloso, Ubirajara Contro Malavasi, Marlene de Matos Malavasi

Volume: 28 - Issue: 4

Resumo. The present study aimed at quantifying the effects of thigmomorphogenesis induced by stem bending in the hardening phase of seedlings of Pinus taeda L. on the partitioning of dry matter and carbon. Seedlings of Pinus taeda 22 cm high grown in tubes were subjected to five intensities of stem...

Acessar o artigo
AMOSTRAGEM DE DISCOS E USO DE EQUAÇÕES PARA ESTIMAR A DENSIDADE BÁSICA DA MADEIRA EM DIVERSAS FITOFISIONOMIAS - (2018)

Gabriel Marcos Vieira Oliveira, José Márcio de Mello, João Domingos Scalon, José Roberto Soares Scolforo, Thiago Campos Monteiro

Volume: 28 - Issue: 4

Resumo. The objective of this study was to determine the most suitable number of discs, the best sampling positions along the stem and to propose equations to estimate the basic density of trees using a reduced number of discs in various phytophysiognomies, in order to subsidize biomass estimates. The...

Acessar o artigo
ANÁLISE ERGONÔMICA DO AMBIENTE DE TRABALHO NA FABRICAÇÃO DE FERRAMENTAS FLORESTAIS - (2018)

Pompeu Paes Guimarães, Nilton César Fiedler, José Tarcísio da Silva Oliveira, Ângelo Marcio Pinto Leite, Julião Soares de Souza Lima

Volume: 28 - Issue: 4

Resumo. This research aimed to evaluate the work environment in a tool manufacturing factory. This process involves the cutting activities, orvado, turning, forger, temper, cable insertion, grinding, welding and varnishing. To evaluate the thermal comfort was used IBUTG to measure the wind speed...

Acessar o artigo
ANÁLISIS DEL CAMBIO TEMPORAL Y ESPACIAL DEL USO DEL SUELO EN LA REGIÓN CENTRO-SUR DE CHILE - (2018)

Gastón Vergara Díaz, Víctor Sandoval Vázquez, Miguel Ángel Herrera Machuca

Volume: 28 - Issue: 4

Resumo. La investigación estudia el cambio temporal y espacial del uso del suelo en la Región del Bio- Bio (Centro-Sur de Chile), para el periodo 1998 y 2008. Se utilizó la cobertura digital del monitoreo nacional del año 1998 y fotografías aéreas para el...

Acessar o artigo
ARQUITETURA E ESTRUTURA VERTICAL DA COMUNIDADE ARBÓREA DE UMA FLORESTA ESTACIONAL SUBTROPICAL - (2018)

Malcon do Prado Costa, Solon Jonas Longhi, Alessandro Abreu Fávero

Volume: 28 - Issue: 4

Resumo. This study proposed stipulate the limits and characterize the vertical strata, observing the regularity of the distribution of species abundance, on height gradient of the trees in forest. Data were obtained from fourteen plots (20m x 100m) distributed systematically, registering the species and...

Acessar o artigo
ÁRVORES DE UM FRAGMENTO FLORESTAL URBANO EM SANTA CATARINA, SUL DO BRASIL: FLORÍSTICA E ESTRUTURA - (2018)

Guilherme Alves Elias, Humberto de Bona Martins, Alexandra Rocha Vinholes, Birgit Harter Marques, Vanilde Citadini Zanette, Robson dos Santos

Volume: 28 - Issue: 4

Resumo. This study aimed to carry out a floristic and structural survey of an urban forest fragment at ‘Parque Ecológico Municipal José Milanese’, in the municipality of Criciúma, Santa Catarina State, southern Brazil, emphasizing the importance of this fragment for the...

Acessar o artigo
ATRIBUTOS MICROBIOLÓGICOS E ESTRUTURA DE COMUNIDADES BACTERIANAS COMO INDICADORES DA QUALIDADE DO SOLO EM PLANTIOS FLORESTAIS NA MATA ATLÂNTICA - (2018)

Andressa Danielli Canei, Anabel González Hernández, Diana M. L. Morales, Emanuela P. da Silva, Luiz F. Souza, Arcangelo Loss, Cledimar Rogério Lourenzi, Maurício Sedrez dos Reis, Cláudio R. F. S. Soares

Volume: 28 - Issue: 4

Resumo. In Brazil, in order to minimize the impact of native forest exploitation for commercial purposes, forest plantations have been implemented mainly with exotic species. The evaluation of these crops as to the environmental impact on attributes that can guarantee their productivity has received more...

Acessar o artigo
AVALIAÇÃO E EFICIÊNCIA DO CCB NA MADEIRA DE Prosopis juliflora (Sw.) DC. PELO MÉTODO DA SUBSTITUIÇÃO DE SEIVA - (2018)

Sócrattes Martins Araújo de Azevêdo, Leandro Calegari, Elisabeth de Oliveira, Alexandre Santos Pimenta, Juarez Benigno Paes, Carlos Roberto de Lima

Volume: 28 - Issue: 4

Resumo. In this study, penetration and retention of the preservative chromated copper borate (CCB) in round pieces of algaroba (Prosopis juliflora (Sw.) DC) were evaluated when subjected to the sap substitution method. Sixteen trunks were randomly selected and divided into four groups. The first group...

Acessar o artigo
CARACTERIZAÇÃO TECNOLÓGICA DA MADEIRA DE HÍBRIDOS DE EUCALIPTO IRRIGADOS E FERTIRRIGADOS - (2018)

Patrícia Kerlly Ramalho Martins Benites, Adriano da Silva Lopes, Adriana de Fátima Gomes Gouvêa, Fabiana Câmara da Silva, Carla Carolline Borges de Souza

Volume: 28 - Issue: 4

Resumo. The aim of this study was to verify the effects of irrigation and fertirrigation on the wood technological properties of the hybrids of Eucalyptus urograndis (Eucalyptus urophylla x Eucalyptus grandis) and Eucalyptus grancam (Eucalyptus grandis x Eucalyptus camaldulensis), aiming at the...

Acessar o artigo
CHUVA DE SEMENTES E ESTABELECIMENTO DE PLÂNTULAS EM FLORESTA TROPICAL NA REGIÃO NORDESTE DO BRASIL - (2018)

Joselane Príscila Gomes da Silva, Luiz Carlos Marangon, Ana Lícia Patriota Feliciano, Rinaldo Luiz Caraciolo Ferreira

Volume: 28 - Issue: 4

Resumo. Mechanisms of natural regeneration are fundamental for ecological function restoration in forest fragments and degraded areas. The present work aimed to evaluate the seed rain and the establishment of seedlings of arboreal species in the Atlantic Forest, located in the northeast of Brazil. For...

Acessar o artigo
CLASSIFICAÇÃO DO ESTADO DO RIO GRANDE DO SUL SEGUNDO O SISTEMA DE ZONAS DE VIDA DE HOLDRIDGE - (2018)

Diego Augusto Valério, Andressa Tres, Alexandre França Tetto, Ronaldo Viana Soares, William Thomaz Wendling

Volume: 28 - Issue: 4

Resumo. Climate is the synthesis of meteorological elements observed during a long time and it has a close relationship with vegetation. Holdridge climatic classification defines representative life zones by different regions on Earth, which explain all these meteorological elements. Therefore, this...

Acessar o artigo
COMPOSIÇÃO FLORÍSTICA E POTENCIAL DE REGENERAÇÃO DA MATA CILIAR REMANESCENTE DE UM TRIBUTÁRIO DO VACACAÍ-MIRIM, SANTA MARIA - RS - (2018)

Denise Ester Ceconi, Igor Poletto, Simone Martini Salvador, Daniel Gustavo Allasia Piccilli

Volume: 28 - Issue: 4

Resumo. This work aimed to evaluate the floristic composition of the remaining riparian forest of a stream called ‘Sanga Lagoão do Ouro’, seeking to obtain information about its degradation, analyzing the distribution of the species in the different floristic strata, the natural...

Acessar o artigo
COMUNIDADES DE ÁRVORES NA FLORESTA ESTACIONAL SEMIDECIDUAL MONTANA DO PICO DO JABRE, PARAÍBA - (2018)

Maria do Carmo Learth Cunha, Manoel Cláudio da Silva Júnior

Volume: 28 - Issue: 4

Resumo. This study was done on a Seasonal Semideciduous Montane Forest located at Pico do Jabre state Park (06° 02’12’’ S and 34° 45’12’’ W) between Maturéia and Mãe D’água (PB) municipalities, placed 360 km from the sea and includes...

Acessar o artigo
CONCENTRAÇÃO REGIONAL DA PRODUÇÃO DE LENHA DA PARAÍBA - (2018)

Luiz Moreira Coelho, Mariana de Castro Burgos, Edvaldo Pereira Santos Júnior

Volume: 28 - Issue: 4

Resumo. This paper analyzed the regional concentration of firewood production in Paraíba state, from 1994 to 2014. The data on the quantity of native firewood produced were extracted from the production of the vegetal extraction and forestry available at the Brazilian Institute of Geography and...

Acessar o artigo
CRESCIMENTO DE Solanum lycocarpum St.-Hil. EM FUNÇÃO DA ADUBAÇÃO MINERAL E ORGÂNICA EM REJEITO DA MINERAÇÃO DE QUARTZITO 1 - (2018)

Cristiany Silva Amaral, Enilson de Barros Silva, Israel Marinho Pereira, Wander Gladson Amaral, Vinicius de Morais Machado

Volume: 28 - Issue: 4

Resumo. In order to evaluate the behavior of Solanum lycocarpum, grown in sterile tailings, from mining of quartzite under the influence of mineral and organic fertilization to support actions for the recovery of exploration areas of quartzite, it was conducted an experiment in a greenhouse in a...

Acessar o artigo
DEMANDA DE MADEIRA PARA SERRARIAS E POTENCIAL DE INVESTIMENTO FLORESTAL NA BACIA HIDROGRÁFICA DO RIO PARDO, RS, BRASIL - (2018)

Jorge Antonio de Farias, Leonardo Job Biali, Carline Andréa Welter, Pábulo Diogo de Souza, Paulo Renato Schneider

Volume: 28 - Issue: 4

Resumo. The general objective of this study is to evaluate the demand for timber from the sawmills and to analyze the financial feasibility of establishing a forest base that meets the idle processing capacity. The study was conducted in the central portion of Rio Grande do Sul state, comprising 13...

Acessar o artigo
DENDROCRONOLOGIA, INCREMENTO E MANEJO FLORESTAL EM FLORESTA DE ARAUCÁRIA-SC - (2018)

André Felipe Hess, Pollyni Ricken, Lucas Dalmolin Ciarnoschi

Volume: 28 - Issue: 4

Resumo. Sustainable management is of extreme importance for future preservation, multiple use, profitable production and enhancement of Araucaria Forest in southern Brazil. Thus, with the width measures of the increment rings, it is possible to adjust the growth of species over time, to obtain the...

Acessar o artigo
DESENVOLVIMENTO INICIAL E EFICIÊNCIA DE USO DE ÁGUA E NITROGÊNIO POR MUDAS DE Calophyllum brasiliense, Eucalyptus urograndis, Tabebuia impetiginosa E Toona ciliata - (2018)

Anderson Fernandes Souza, Elio de Oliveira Rocha Junior, Valdemir Antônio Laura

Volume: 28 - Issue: 4

Resumo. The knowledge about the early development of seedlings is critical to the success of reforestation and planting in natural forests. The aim of this study was to evaluate the initial development and efficiency of water and nitrogen use by seedlings of four native and exotic species (Calophyllum...

Acessar o artigo
DINÂMICA DA CONCENTRAÇÃO DAS EXPORTAÇÕES BRASILEIRAS DE CELULOSE QUÍMICA (1990 - 2010) - (2018)

Thiago Ramos Costa, Rosalina Zefanias Mahanzule, Giovanna Paiva Aguiar, João Carlos Garzel Leodoro da Silva

Volume: 28 - Issue: 4

Resumo. This study aimed to analyze the dynamics of concentration and inequality of Brazilian exports of chemical cellulose. Secondary data of value and quantity of Brazilian exports were used, comprising the period between 1990 and 2010. Using this data, the following indexes have been calculated:...

Acessar o artigo
EFEITO INIBITÓRIO in vitro DE EXTRATOS DE Cinnamomum zeylanicum BLUME NO CONTROLE DE Cylindrocladium candelabrum - (2018)

Ediellen Mayara Corrêa Gomes, Anderson Vasconcelos Firmino, Rosângela da Conceição Marques Pena, Sheylla Susan Moreira da Silva de Almeida

Volume: 28 - Issue: 4

Resumo. The incidence of the fungus Cylindrocladium candelabrum, causal agent of diseases in eucalyptus cultivation in Brazil increased significantly, demanding the use fungicides for its controlled. However, pesticides cause environmental contamination and damage to the health of living organisms. Thus,...

Acessar o artigo
FAUNA DE FORMIGAS EM ÁREAS DE PRESERVAÇÃO PERMANENTE DE USINA HIDROELÉTRICA - (2018)

Junir Antônio Lutinski, Carin Guarda, Cladis Juliana Lutinski, Maria Assunta Busato, Flávio Roberto Mello Garcia

Volume: 28 - Issue: 4

Resumo. Permanent preservation areas contribute to the recovery of impacted environments and Formicidae is a potentially bioindicator group, used to describe the structural complexity of habitats. In this context, the study aimed to characterize the diversity of ant assemblages that occur in sites with...

Acessar o artigo
GERAÇÃO DE RESÍDUOS MADEIREIROS DO SETOR DE BASE FLORESTAL NA REGIÃO METROPOLITANA DE BELÉM, PARÁ - (2018)

Wilson Fernandes Ramos, Maria de Lourdes Pinheiro Ruivo, Mário Augusto Gonçalves Jardim, Larissa Melo de Sousa

Volume: 28 - Issue: 4

Resumo. The forest based industry is relevant to the world’s economy, since its primary and secondary products are used as raw material for other sectors and services generating employment and income for the population and taxes for the state. In Brazil, the forest industry stands out for the...

Acessar o artigo
Leptocybe invasa (HYMENOPTERA: EULOPHIDAE) ON Eucalyptus SEEDLINGS IN SANTA CATARINA STATE, BRAZIL - (2018)

Leonardo Rodrigues Barbosa, Angelo Peruffo Rodrigues, Amanda Rodrigues de Souza, Barbara de Oliveira Puretz, Carlos Frederico Wilcken, José Cola Zanuncio

Volume: 28 - Issue: 4

Resumo. The blue gum chalcid, Leptocybe invasa Fisher & La Salle (Hymenoptera: Eulophidae), native from Australia, can severely damage eucalyptus (Myrtaceae) plants. This insect was found on Eucalyptus grandis seedlings in May 2015, in Treze de Maio municipality in Santa Catarina state, Brazil.

Acessar o artigo
LIMITAÇÕES NA PRODUÇÃO DE VINHÁTICO (Plathymenia reticulata Benth) POR MINIESTAQUIA - (2018)

Sara Edy Gomes Lima Pessanha, Deborah Guerra Barroso, Thaís Chagas Barros, Taiane Pires de Freitas de Oliveira, Giovanna Campos Mamede Weiss de Carvalho, Maura da Cunha

Volume: 28 - Issue: 4

Resumo. Vinatic (Plathymenia reticulata Benth.) is one of the native species of Brazil, of economic and environmental interest. Its propagation has been carried out by seeds, however, the difficult access to the matrices, long intervals of fruiting and difficulty of storage, emphasize the importance of...

Acessar o artigo
MÉTODOS DE CONTROLE DE BRAQUIÁRIA (Urochloa decumbens Stapf.) EM ÁREA DE RESTAURAÇÃO ECOLÓGICA DE MATA RIPÁRIA, DF - (2018)

Juliene Brito Martins Barbosa, Willian Barros Gomes, Juaci Vitória Malaquias, Fabiana de Gois Aquino, Lidiamar Barbosa de Albuquerque

Volume: 28 - Issue: 4

Resumo. Although Brachiaria is an important forage grass for many regions of Brazil, when it occurs in native areas, represents a problem for the functioning of natural ecosystems and threats to plant diversity. The objective was to evaluate three methods of control of Brachiaria, using cover plants and...

Acessar o artigo
MINIESTAQUIA DE ERVA-MATE EM QUATRO ÉPOCAS DO ANO - (2018)

Francielen Paola de Sá, Deborah Cristina Portes, Ivar Wendling, Katia Christina Zuffellato Ribas

Volume: 28 - Issue: 4

Resumo. Ilex paraguariensis is a forest species that has multiple potentialities, being used in the food, pharmaceutical and cosmetic industries. However, the seminal propagation of the species is difficult due to its low (below 20%) and non-uniform germination and the long period (four to six months)...

Acessar o artigo
MODELOS ARQUITETÔNICOS PARA AS ESPÉCIES ARBÓREAS DE UMA FLORESTA ESTACIONAL SUBTROPICAL NO RIO GRANDE DO SUL - (2018)

Malcon do Prado Costa, Solon Jonas Longhi

Volume: 28 - Issue: 4

Resumo. Architectural models contribute to describe the development and the arrangement of the tree canopy. This knowledge is crucial for the understanding of the behavior of forest trees and it may also help us understand the evolutionary relationships among the taxa. This study is aimed at identifying...

Acessar o artigo
MORPHOLOGICAL AND STRUCTURAL CHARACTERIZATION OF BAMBOO FIBER INTO CULM - Guadua angustifolia KUNTH - (2018)

Luz Adriana Sánchez Echeverri, Mario Enrique Rodríguez García

Volume: 28 - Issue: 4

Resumo. Studies about lignocellulosic materials have gained importance in the last decades due to the outstanding characteristics that their fibers offer, which becomes in a good alternative to replace synthetic fibers. Lignocellulosic materials such as bamboo have high availability in most of regions...

Acessar o artigo
NUTRIENTES E UMIDADE DO SOLO APÓS A INCORPORAÇÃO DE BIOCARVÃO EM UM PLANTIO DE Eucalyptus benthamii - (2018)

Thiago Woiciechowski, Kátia Cylene Lombardi, Flávio Augusto de Oliveira Garcia, Gabriela Schmitz Gomes

Volume: 28 - Issue: 4

Resumo. The objective of this research was to evaluate the nutritional and moisture conditions of a soil cultivated with Eucalyptus benthamii, in which it was used biochar coming from the fast pyrolysis of a mixture of native species of Mixed Ombrophilous Forest in the preparation of the pre-planting....

Acessar o artigo
OCORRÊNCIA DE RAÍZES GEMÍFERAS EM Tabebuia roseoalba (Ridl.) Sandwith (BIGNONIACEAE, LAMIALES) - (2018)

Jales Teixeira Chaves Filho, Jácomo Divino Borges

Volume: 28 - Issue: 4

Resumo. The species Tabebuia roseoalba, present in the native flora of cerrado, exhibits vegetative propagation in the natural environment. The presence of underground systems that produce buds in woody tree species is related to survival under environmental disturbances. Thus, the aim of this work was...

Acessar o artigo
PERFIL DOS FRAGMENTOS DE MATA ATLÂNTICA COM REGISTROS DO MUTUM-DO-SUDESTE - (2018)

Elaine Rios, Poliane Farias Santos, Christine Steiner São Bernardo

Volume: 28 - Issue: 4

Resumo. Assessing the effects of land use change on biodiversity has become a key issue for species conservation. Thus, it is necessary to analyze the configuration and composition of the landscape where a species occurs. The objective was to draw a profile of the forest remnants of the Atlantic Forest...

Acessar o artigo
PERFORMANCE ASSESSMENT OF METHODOLOGIES FOR VERTICAL STRATIFICATION IN NATIVE FORESTS - (2018)

Edvaldo Nogueira Sousa Neto, Alessandro de Paula, Cristiano Tagliaferre, Patrícia Anjos Bittencourt Barreto Garcia, Dalton Longue Júnior

Volume: 28 - Issue: 4

Resumo. Vertical stratification - as well as other environmental phytosociological parameters for uneven-aged stands in forest structures - is one of the factors that regulates the amount of energy present in a forest, although it is often disregarded. The objective of this study is to evaluate the...

Acessar o artigo
PERÍODOS DE SECAGEM NA QUALIDADE FISIOLÓGICA DE SEMENTES DE Licania rigida Benth - (2018)

Eliane Duarte Brandão, Manoel Alexandre Diniz, Luciana Rodrigues de Araújo, Ivandro de França da Silva, Wagner Magno Catão Barbosa, Maria Gabriela Souza Maioli

Volume: 28 - Issue: 4

Resumo. The oiticica (Licania rigida Benth) is a perennial tree species, oilseed, which has great importance in the semiarid region of Northeastern Brazil by preserving the river margins and the temporary stream. Due to the lack of information regarding the desiccation of oiticica seeds, the study aimed...

Acessar o artigo
POTENCIAL ENERGÉTICO DE COMBUSTÍVEIS FLORESTAIS EM CULTIVOS DE Pinus elliottii NO SUL DO BRASIL - (2018)

Aires Afonso Mbanze, Dimas Agostinho da Silva, Alexandre França Tetto, José Fernando Pereira, Antonio Carlos Batista

Volume: 28 - Issue: 4

Resumo. In order to determine the potential energy of forest fuels in Pinus elliottii stands, we investigated the best season to collect fuel material considering fuel availability, moisture content, Higher Calorific Value (HCV) and immediate chemical composition, from the plots established and monitored...

Acessar o artigo
PRODUCTIVIDAD DE UN HARVESTER EN RALEOS DE PLANTACIONES DE PINOS EN EL NORESTE ARGENTINO - (2018)

Eduardo Hildt, Patricio Miguel Mac Donagh, Francisco Ferrando Somma, Diego Alegranza, Daniel Durán

Volume: 28 - Issue: 4

Resumo. Se analizó la productividad de segundos y terceros raleos en plantaciones de Pinus taeda y Pinus elliottii var. elliottii x Pinus caribaea var. hondurensis realizados con harvesters de ruedas en el Noreste Argentino. Los árboles cosechados en los segundos raleos presentaron un...

Acessar o artigo
RELAÇÕES BIOMÉTRICAS E AMBIENTAIS NO INCREMENTO DIAMÉTRICO DE Araucaria angustifolia NO PLANALTO SERRANO CATARINENSE - (2018)

Pollyni Ricken, André Felipe Hess, Geedre Adriano Borsoi

Volume: 28 - Issue: 4

Resumo. This study analyzes the relation between biometric, environmental and morphometric variables and the average annual increase in the diameter of a native forest of Araucaria angustifolia in Lages, SC state. To do so, we used dendrochronological data obtained from 121 dominant and competitor trees....

Acessar o artigo
SEGURANÇA AMBIENTAL NA ESTAÇÃO ECOLÓGICA DE ÁGUAS EMENDADAS NO DISTRITO FEDERAL - (2018)

Alexandre Nascimento de Almeida, Bruno Gonçalves de Andrade, Philipe Ricardo Casemiro Soares, Humberto Angelo

Volume: 28 - Issue: 4

Resumo. Conservation Units (CUs) have ecological and economic importance and, in Brazil, are divided into two categories: full protection and sustainable use. Within the CUs of full protection are the Ecological Stations (ECST), typology where public visitation is prohibited and that demands an effective...

Acessar o artigo
VANTAGEM COMPARATIVA E MATRIZ DE COMPETITIVIDADE DO MATE BRASILEIRO E ARGENTINO, NO PERÍODO DE 1997-2011 - (2018)

Elisangela Lobo Schirigatti, João Carlos Garzel Leodoro da Silva, Alexandre Nascimento de Almeida, Anadalvo Juazeiro dos Santos, Neusa de Almeida Rucker

Volume: 28 - Issue: 4

Resumo. This article aims to analyze the performance of exports from Brazil and Argentina in the international mate market. The analysis method used refers to the Revealed Comparative Advantage Index (IVCR) of the Brazilian and Argentine mate, during the period from 1997-2011. At the beginning, it was...

Acessar o artigo
VARIAÇÃO ESPAÇO-TEMPORAL DA PAR REFLETIDA PELO SOLO E TRANSMITIDA PELO DOSSEL EM FLORESTA INUNDÁVEL NO PANTANAL MATO-GROSSENSE - (2018)

Jonathan Willian Zangeski Novais, Luciana Sanches, Vanessa Rakel de Moraes Dias, Nadja Gomes Machado, Ludymilla Barboza da Silva, Aryadne Marcia Aquino

Volume: 28 - Issue: 4

Resumo. Ground cover and the vegetation type influence radiative flux through reflectance off the soil beneath the canopy and by transmittance from the canopy. Here, we analyze spatial and temporal variation in reflected photosynthetically active radiation (PAR), from soil in a seasonally flooded forest...

Acessar o artigo
A INFLUÊNCIA DAS DIFERENTES TIPOLOGIAS DE FLORESTA URBANA NO MICROCLIMA DO ENTORNO IMEDIATO - (2018)

Angeline Martini, Daniela Biondi, Antonio Carlos Batista

Volume: 28 - Issue: 3

Resumo. The urban forest generates a microclimate more pleasant for the human being, in its interior as in the near external areas. Thus, the main goal of this research was to analyze the influence that the different typologies of urban forest exert in their immediate surrounding, highlighting...

Acessar o artigo
ACTIVATED CARBON FROM BAMBOO (Bambusa vulgaris) FOR METHYLENE BLUE REMOVAL: PREDICTION TO THE ENVIRONMENT APPLICATIONS - (2018)

Gregório Mateus Santana, Roberto Carlos Costa Lelis, Juarez Benigno Paes, Rayssa de Medeiros Morais, Cláudio Rocha Lopes, Carlos Roberto de Lima

Volume: 28 - Issue: 3

Resumo. Activated carbon (AC) is an essential product for the removal of environmental contaminants, but the high production costs limit its use. In this work, AC was produced from bamboo through simultaneous direct physical-chemical activation (by using phosphoric acid and water steam), at 500 ºC...

Acessar o artigo
ANÁLISE DO PERFIL DOS INCÊNDIOS FLORESTAIS NO PARQUE ESTADUAL DA SERRA DO BRIGADEIRO E ENTORNO (MG) - (2018)

Fillipe Tamiozzo Pereira Torres, Carlos Moreira Miquelito Eleto Torres, Gumercindo Souza Lima, Sebastião Venâncio Martins, Ana Eurica de Oliveira Mendes, Michele Tidisco Padovani, Rafael Gomes Siqueira, Gilberto Fialho Moreira, Sebastião Renato Valverde

Volume: 28 - Issue: 3

Resumo. Fire is one of the main problems of the Atlantic Rainforest biome, even in protected areas such as Protected Areas (PAs or UC, in Portuguese). Thus, the aim of this study was to know the profile of forest fires in the Serra do Brigadeiro State Park (PESB-MG) and surroundings, as well as their...

Acessar o artigo
AVALIAÇÃO DO DESGALHADOR FLORESTAL DE DISCOS EM FUNÇÃO DO TEMPO DE ESTOCAGEM DA MADEIRA EM CAMPO - (2018)

Rodrigo Petrongari Tonin, Ricardo Hideaki Miyajima, José Raimundo de Souza Passos, Paulo Torres Fenner

Volume: 28 - Issue: 3

Resumo. With the innovations of mechanized harvesting in Brazil, become necessary studies to obtain real data on the new machines that are emerging in the market. The study aimed to the technical evaluation and cost a forest delimber on trees with different times storage in the field, and verify possible...

Acessar o artigo
AVALIAÇÃO DO EFEITO DAS VARIÁVEIS DE PROCESSO NO BRANQUEAMENTO DE POLPA CELULÓSICA COM PERÓXIDO DE HIDROGÊNIO - (2018)

Camila Juliane Marcondes, Gustavo Ventorim, Rafael dos Santos, Felipo Augusto Pereira

Volume: 28 - Issue: 3

Resumo. The bleached pulp market has been working to provide brightness levels at values of 92% ISO respecting, however, environmental standards and seeking for less aggressive processes. Then, the additional chlorine dioxide that would be necessary to lift brightness ​​has been replaced by hydrogen...

Acessar o artigo
CARACTERÍSTICAS MORFOFISIOLÓGICAS FOLIARES E ESTADO NUTRICIONAL DE SEIS ESPÉCIES LENHOSAS EM FUNÇÃO DA DISPONIBILIDADE DE ÁGUA NO SOLO - (2018)

David de Holanda Campelo, Claudivan Feitosa de Lacerda, João Alencar de Sousa, Antônio Marcos Esmeraldo Bezerra, José Dionis Matos Araújo, Antônia Leila Rocha Neves, Carlos Henrique Carvalho Sousa

Volume: 28 - Issue: 3

Resumo. The reduction in water availability effects plant physiology and morphology and accounts for changes in metabolism with implications for the development of tree species. The objective of this study was to evaluate the influence of water stress on morphophysiological leaf characteristics and...

Acessar o artigo
CARACTERIZAÇÃO MORFOMÉTRICA, GERMINAÇÃO E CONSERVAÇÃO DE SEMENTES DE Triplaris brasiliana CHAM. (POLYGONACEAE) - (2018)

João Correia de Araújo, Jonhclécio Duarte Teixeira, Maria Inajal Rodrigues da Silva das Neves, Luan Danilo Ferreira de Andrade Melo, Vilma Marques Ferreira

Volume: 28 - Issue: 3

Resumo. The objective of this study was to characterize morphometrically seeds, evaluate the treatments of scarification, and germination temperatures and the potential seed storage Triplaris Brasiliana Cham., a pioneer species, with great potential for recovery of degraded areas, permanent preservation,...

Acessar o artigo
Cedrela odorata L. TEM POTENCIAL PARA SER UTILIZADA NA SILVICULTURA PÓS-COLHEITA NA AMAZÔNIA BRASILEIRA? - (2018)

Sabrina Benmuyal Vieira, João Olegário Pereira de Carvalho, Jaqueline Macedo Gomes, Joice Carolina Fernandes da Silva, Ademir Roberto Ruschel

Volume: 28 - Issue: 3

Resumo. This study deals with the performance of Cedrela odorata L. (cedar) seedlings planted in gaps created by reduced impact logging, in the municipality of Paragominas, state of Pará, Brazil. The survival and growth rates of seedlings were evaluated in order to find out the possibility of...

Acessar o artigo
COMPETIÇÃO VERSUS CRESCIMENTO DE ÁRVORES EM FLORESTA OMBRÓFILA DENSA NO ESTADO DO AMAPÁ - BRASIL - (2018)

Silvane Vatraz, José Natalino Macedo Silva, Denis Alder

Volume: 28 - Issue: 3

Resumo. The objective of this study is to make, comparatively, of different distance independent competition indices (IID) in three dimensions of plots, and to identify those that more correlate with diametric increment (IPA DAP), in order to determine which best explains inter-tree competition in the...

Acessar o artigo
CRESCIMENTO E TOLERÂNCIA DE MUDAS DE Enterolobium contortisiliquum Vell. CULTIVADAS EM SOLO CONTAMINADO COM ZINCO - (2018)

Rodrigo Ferreira da Silva, Clovis Orlando Da Ros, Zaida Ines Antoniolli, André Luis Grolli, Douglas Leandro Scheid, Gilvan Moises Bertollo, Evandro Luis Missio

Volume: 28 - Issue: 3

Resumo. Zinc is an essential element to plants, but when present in high concentrations in the soil can become toxic to the plant metabolism. The study aimed to determine the growth and tolerance of Enterolobium contortisiliquum Vell. seedlings cultived in soil contaminated with zinc. The experiment was...

Acessar o artigo
DAMAGE TO REMAINING TREES BY FOUR SYSTEMS OF MECHANIZED HARVEST IN COMMERCIAL THINNING OF Pinus radiata - (2018)

Eduardo Acuña, Eugenio Sanfuentes, Jorge Cancino, Pablo Mena

Volume: 28 - Issue: 3

Resumo. The effect of four harvesting systems for thinning tasks (harvester-forwarder, chainsaw-skidder, chainsaw-three-wheeled loader and chainsaw-yarder) was evaluated on percentage of damaged trees and damage surface. Additionally, the effect of the logging system and the season of the operation...

Acessar o artigo
DENSITOMETRIA DE RAIOS X NA AVALIAÇÃO DA DENSIDADE EM PAINÉIS DE PARTÍCULAS - (2018)

Fabricio Gomes Gonçalves, Roberto Carlos Costa Lelis, Alexandre Monteiro de Carvalho, Mário Tomazello

Volume: 28 - Issue: 3

Resumo. This study aimed to determine the apparent density, by gravimetric technique and X-ray microdensitometry of particleboard produced with Acacia mangium wood and search existence of correlation between both methods. It was used urea formaldehyde adhesive and commercial tannin Acacia mearnsii...

Acessar o artigo
DISTRIBUIÇÃO DA BIOMASSA NO CERRADO E A SUA IMPORTÂNCIA NA ARMAZENAGEM DO CARBONO - (2018)

José Guilherme Roquette

Volume: 28 - Issue: 3

Resumo. Cerrado biome occupies about 24% of the Brazilian territory and it is characterized by the presence of an arboreal and shrub stratus, which is practically formed by medium height and tortuous trees, besides grass. The amount of biomass present in the biome is still little known, mainly due to its...

Acessar o artigo
DURAÇÃO DA FASE DE MUDAS EM EUCALIPTO SIMULADA EM CENÁRIOS DE AUMENTO DE TEMPERATURA - (2018)

Daniele Barbosa da Costa, Nereu Augusto Streck

Volume: 28 - Issue: 3

Resumo. Climate change is currently part of the agenda in scientific debates and of interest in forest sciences, but studies of vulnerability of cultivated forest species to climate change are rare. The objective of this study was to simulate the duration of the seedling phase in two eucalyptus species...

Acessar o artigo
EFEITO DE DIFERENTES CONCENTRAÇÕES DE AIB E PROCEDÊNCIAS GEOGRÁFICAS NO ENRAIZAMENTO DE ESTACAS DE PARICÁ - (2018)

Clenes Cunha Lima, Selma Toyoko Ohashi, Ailton Souza Silveira

Volume: 28 - Issue: 3

Resumo. This work aimed at determining the influence of the origin and of the concentration of Indole-3-butyric acid (IBA) over the rooting of paricá cuttings. The origins tested were: Belém (PA), Tucuruí (PA) and Sinop (MT). We obtained seeds from those locations and produced...

Acessar o artigo
ESCOLITÍNEOS (CURCULIONIDAE: SCOLYTINAE) ASSOCIADOS A PLANTIO DE Eucalyptus urophylla x Eucalyptus grandis NA AMAZÔNIA MERIDIONAL EM ALTA FLORESTA, MATO GROSSO - (2018)

Marcelo Monteiro, Camila Craus Carvalho, Juliana Garlet

Volume: 28 - Issue: 3

Resumo. Bark beetle contributes to the decomposition process of fallen or newly felled trees and are potentially harmful in forest environments, whether natural or planted. The objective of this work was to evaluate an assembly of bark beetle (Curculionidae: Scolytinae) in a planting of Eucalyptus...

Acessar o artigo
ESTOQUE E DINÂMICA DE BIOMASSA ARBÓREA EM FLORESTA OMBRÓFILA DENSA NA FLONA TAPAJÓS: AMAZÔNIA ORIENTAL - (2018)

Fabio Guerra Santos, Plinio Barbosa de Camargo, Raimundo Cosme de Oliveira

Volume: 28 - Issue: 3

Resumo. The analysis of the oscillations of biomass stocks in tropical forests allows us to describe the behavior of these ecosystems in the face of natural or anthropogenic changes. The objective of this study was to evaluate the inventory and dynamics of biomass in the period (2007-2010) in dense rain...

Acessar o artigo
FLORÍSTICA E ESTRUTURA DE DUAS COMUNIDADES ARBÓREAS SECUNDÁRIAS COM DIFERENTES GRAUS DE DISTÚRBIO EM PROCESSO DE RECUPERAÇÃO1 - (2018)

Elaine Vivian Oliva, Carlos Bruno Reissmann, Renato Marques, Jonas Eduardo Bianchin, Cilmar Antônio Dalmaso, Etienne Winagraski

Volume: 28 - Issue: 3

Resumo. This work aimed to characterize the floristic composition and structure of the tree community of areas in the process of environmental recovery in the municipality of Bocaiuva do Sul, PR. The production and dissemination of data and information about floristic and phytosociology of forest cover...

Acessar o artigo
FRAGMENTAÇÃO DA PAISAGEM NO MUNICÍPIO DE BRAGANÇA PAULISTA-SP - (2018)

Lucimara Teixeira, Fernanda Dall\u2019Ara Azevedo, Fabrício Bau Dalmas, Antonio Roberto Saad, Antonio Conceição Paranhos, Marcio Roberto Magalhães de Andrade

Volume: 28 - Issue: 3

Resumo. Habitat fragmentation and destruction are currently the main causes of biodiversity decline. One of the habitat conservation strategies is the creation of ecological corridors that are areas of connectivity between isolated fragments. This study was carried out in the municipality of...

Acessar o artigo
FUNÇÃO ALOMÉTRICA DE BIOMASSA COM IMAGENS DE SATÉLITE DE ALTA RESOLUÇÃO ESPACIAL - (2018)

Fabrício Lopes de Macedo, Adélia Maria de Oliveira Sousa, Ana Cristina Gonçalves, Hélio Ricardo Silva, Ricardo Antonio Ferreira Rodrigues

Volume: 28 - Issue: 3

Resumo. The aim of this study was to fit functions to estimate with data derived from high spatial resolution satellite images, the total biomass of Eucalyptus at local and regional scale. For this purpose, models were fit combining values of biomass estimated from forest inventory plots and vegetation...

Acessar o artigo
GERMINAÇÃO E BIOMETRIA DE FRUTOS E SEMENTES DE Prosopis juliflora (Sw) D.C. - (2018)

Marcio Dias Pereira, Taline Cristina Oliveira da Silva Romeiro, Andressa Vasconcelos Flores, Rogério Luciano Severiano

Volume: 28 - Issue: 3

Resumo. The algaroba (Prosopis juliflora (Sw) D.C.) is an exotic species whose leaves have great potential for use in human and animal feeding, being highly nutritious, besides being considered efficient in the recovery of degraded areas and impoverished soils. Despite the growing demand for seeds and...

Acessar o artigo
IMPACTO DO ENCHIMENTO DO RESERVATÓRIO DE UMA UHE SOBRE A DINÂMICA DE UM FRAGMENTO DE FLORESTA OMBRÓFILA MISTA EM SANTA CATARINA - (2018)

Carla Luciane Lima, Ana Carolina da Silva, Pedro Higuchi, Aline Pereira Cruz, Ricardo de Vargas Kilca, Amanda da Silva Nunes, Mariele Alves Ferrer da Silva, Juliana Pizutti Dallabrida, Vanessa Fátima Soboleski, Aline Gross

Volume: 28 - Issue: 3

Resumo. We aimed to investigate the impact of the water reservoir of a hydroelectric power station on the tree component dynamics in an adjacent forest. For this, we allocated 48 plots in three sectors: bottom, adjacent to water reservoir, middle slope and upper slope. One year after the water filling,...

Acessar o artigo
IMPORTÂNCIA DO MANEJO DE FLORESTAS NATIVAS PARA A RENDA DA PROPRIEDADE E ABASTECIMENTO DO MERCADO MADEIREIRO - (2018)

Franz Heinrich Andrae, Paulo Renato Schneider, Miguel Antão Durlo

Volume: 28 - Issue: 3

Resumo. The Brazilian production of industrial timber depends mainly on forest plantations; only in the sawmill sector, there is still the use of a considerable amount of logs originating from natural forests. Recently forest concessions were created; this was an important step toward the management of...

Acessar o artigo
INFLUÊNCIA DA FORMA E POSIÇÃO DA ENCOSTA NAS CARACTERÍSTICAS DO SOLO E NA REGENERAÇÃO NATURAL EM ÁREAS DE PASTAGEM ABANDONADAS1 - (2018)

Alessandro de Paula Silva, Alexander Silva de Resende, Guilherme Montandon Chaer, Fernando Lima Aires Gonçalves, Eduardo Francia Carneiro Campello

Volume: 28 - Issue: 3

Resumo. The aim of this work was to evaluate the influence of the topographic conditions on soil chemical and physico-hydric characteristics and on the natural regeneration of abandoned pasture areas. We studied eight areas of hill lands in the municipality Itaboraí - Rio de Janeiro State. Two...

Acessar o artigo
INFLUÊNCIA DE DIFERENTES SUBSTRATOS NA PRODUÇÃO DE FITOCONSTITUINTES DE Moringa oleifera Lam. CULTIVADA A PLENO SOL - (2018)

José Carlos Pina, Ademir Kleber Morbeck de Oliveira, Rosemary Matias, Fernanda da Silva

Volume: 28 - Issue: 3

Resumo. The analysis of Moringa oleifera leaf extracts when grown on different substrates provides the opportunity to examine a set of secondary metabolites, which can be utilized for various purposes, as nutrients and in medicine. Taking those factors into consideration, an experiment was set up in a...

Acessar o artigo
INTENSIVE MANAGEMENT FOR OPTIMIZING THE PRODUCTION OF HIGH-VALUE LOGS OF PINE FORESTS IN SOUTHERN BRAZIL - (2018)

Hassan Camil David, Sylvio Péllico Netto, Julio Eduardo Arce, Antônio P. F. Woycikievicz, Emanuel J. G. de Araújo, Rodrigo O. V. de Miranda

Volume: 28 - Issue: 3

Resumo. The best decision-making is a difficult task in forest management because it involves a large number of market and production variables. We simulated the growth and yield of loblolly pine in high-quality sites, aiming to indicate thinning regimes and planting densities that maximize the...

Acessar o artigo
MEIO AMBIENTE E CIDADES - ÁREAS DE PRESERVAÇÃO PERMANENTE (APPS) MARGINAIS URBANAS NA LEI FEDERAL N. 12.651/12 - (2018)

Stéphanie Louise Inácio Castro, Leda Ramos May, Carlos Mello Garcias

Volume: 28 - Issue: 3

Resumo. The repeal of the Brazilian Forest Code, Law 4.771 (BRASIL, 1965), by the Law 12.651 (BRASIL, 2012b) generated great controversies in the country and brought important changes on various topics. In urban areas, it is essential the vision of new provisions concerning the establishment of Permanent...

Acessar o artigo
MODELAGEM DO INCREMENTO DIAMÉTRICO PARA ÁRVORES INDIVIDUAIS DE Araucaria angustifolia (BERTOL.) KUNTZE - (2018)

Tatiane Chassot, Frederico Dimas Fleig

Volume: 28 - Issue: 3

Resumo. This study aimed to develop diameter increment models for individual trees of Araucaria angustifolia. Were used measurements of 262 araucaria individuals sampled in the permanent plots of the Project PELD - CNPq. Using correlation analysis, covariance and regression, increment models were...

Acessar o artigo
MODELOS ALOMÉTRICOS PARA ESTIMAR EL ALMACENAMIENTO DE CARBONO DE BOSQUES MONTANOS BAJOS EN EL SUR DEL ECUADOR - (2018)

Deicy Carolina Lozano Sivisaca, Byron Gonzalo Palacios Herrera, Zhofre Huberto Aguirre Mendoza

Volume: 28 - Issue: 3

Resumo. En Ecuador existen bosques montanos bajos de gran importancia biológica que proveen de servicios ecosistémicos como el almacenamiento de carbono. Por esta razón, se desarrolló una investigación que permitió elaborar modelos alométricos mediante la...

Acessar o artigo
MODIFICAÇÕES FLORÍSTICO-ESTRUTURAIS EM UMA FLORESTA NEOTROPICAL - (2018)

Henrique Faria de Oliveira, Cléber Rodrigo de Souza, Polyanne Aparecida Coelho, Marcela de Castro Nunes Santos Terra, Felipe de Carvalho Araújo, Rubens Manoel dos Santos, Marco Aurélio Leite Fontes

Volume: 28 - Issue: 3

Resumo. This study aimed to test the occurrence of the successional process in a mature forest using the distribution of the trees in phases of development. The study forest remnant, a 11-ha old-growth seasonal forest, is located in the margins of Rio Capivari in Lavras, Minas Gerais state, Brazil. The...

Acessar o artigo
PATOGENICIDADE E TRANSMISSÃO DE FUNGOS ASSOCIADOS ÀS SEMENTES DE Tectona grandis L.f. - (2018)

Nathana Izabela Silva Sales, Evelynne Urzêdo Leão, Marcos Giongo, Gil Rodrigues dos Santos

Volume: 28 - Issue: 3

Resumo. The production of teak seedlings is mainly carried out by seeds, which is an important vehicle for the transmission of various pathogens. The purpose of this study was to identify and quantify the fungi associated with teak seeds, the pathogenicity of these microrganisms to the seedlings and the...

Acessar o artigo
PHENOLOGY OF Poincianella pyramidalis (TUL.) L. P. QUEIROZ AND ITS RELATIONSHIP WITH THE TEMPORAL DISTRIBUTION OF RAINFALL IN THE BRAZILIAN SEMI-ARID REGION - (2018)

Cosmo Rufino de Lima, Riselane de Lucena Alcântara Bruno, Alberício Pereira de Andrade, Mauro Vasconcelos Pacheco, Zelma Glebya Maciel Quirino, Katiane da Rosa Gomes da Silva, Karialane da Silva Belarmino

Volume: 28 - Issue: 3

Resumo. A remarkable feature of the Brazilian semi-arid region is its highly irregular distribution of rainfall in space and time, with two marked periods: the rainy season, with erratic precipitation, of highly variable intensity; and the dry season, the critical period of prolonged drought, when the...

Acessar o artigo
PRODUÇÃO DE MUDAS DE Schinopsis brasiliensis Engler SOB PRÉVIA LAVAGEM DO PÓ DE COCO E SUBMETIDAS A DOSES CRESCENTES DE FERTILIZANTE DE LIBERAÇÃO CONTROLADA - (2018)

Leonardo Pereira da Silva Brito, Thatiany Teixeira Bezerra, Elaine Maiara Bonfim Nunes, Márkilla Zunete Beckmann Cavalcante, José Alves de Siqueira

Volume: 28 - Issue: 3

Resumo. The management of the substrate and fertilization is essential to ensure the formation of forest species seedlings with quality and succeed in establishing in the field, either for the purpose of urban forestry, recuperation of degraded areas, reforestation projects or wood purposes. In this...

Acessar o artigo
QUALIDADE DE MUDAS DE Tabebuia aurea (Manso) Benth. & Hook. EM DOIS AMBIENTES E DIFERENTES NÍVEIS DE FERTIRRIGAÇÃO - (2018)

Renata de Paiva Dantas, Francisco de Assis de Oliveira, Antonio Lucieudo Gonçalves Cavalcante, Kleane Targino Oliveira Pereira, Mychelle Karla Teixeira de Oliveira, José Francismar de Medeiros

Volume: 28 - Issue: 3

Resumo. The quality of seedlings of tree species is crucial to succeed in reforestation project or commercial exploitation. This work was to evaluate the influence of two environments (AMB-1, greenhouse; AMB-2, plastic camera installed inside the greenhouse) and concentrations of nutrients applied by...

Acessar o artigo
SUCESSÃO EM FRAGMENTOS FLORESTAIS ALTOMONTANOS NO SUL DO BRASIL: UMA ABORDAGEM FLORÍSTICO-ESTRUTURAL E FILOGENÉTICA - (2018)

Edilaine Duarte, Ana Carolina da Silva, Pedro Higuchi, Janaina Gabriela Larsen, Danielle Cristina Ortiz, Aline Gross, Eliana Turmina, Jéssica Thalheimer Aguiar, Manoela Bez Vefago, Chaiane Rodrigues Schneider, Silvane de Fátima Siqueira, Angela Camila Lemos, Lirio Ribeiro

Volume: 28 - Issue: 3

Resumo. We aimed to describe the floristic-structural organization, the richness and the phylogenetic structure of tree components in highland forest fragments in different successional stages, at São Joaquim National Park, in the municipality of Urubici, Santa Catarina state. Three fragments were...

Acessar o artigo
SUPERAÇÃO DA DORMÊNCIA DE SEMENTES DE Sapindus saponaria L. - (2018)

Rosemere dos Santos Silva, Edna Ursulino Alves, Riselane de Lucena Alcântara Bruno, Sueli da Silva Santos-Moura, Flávio Ricardo da Silva Cruz, Marina Matias Ursulino

Volume: 28 - Issue: 3

Resumo. Sapindus saponaria L. (Sapindaceae) is a species native to Brazil used in the recovery of degraded areas and has medicinal properties, but the dormancy of its seeds affects negatively the germination and fast obtaining of seedlings. The present study aimed to evaluate the efficiency of different...

Acessar o artigo
TÉCNICAS DE ANÁLISE DE IMAGEM PARA CARACTERIZAÇÃO DA QUALIDADE DE SEMENTES DE PARICARANA (Bowdichia virgilioides Kunth) - (2018)

Juliana Maria Espíndola Lima, Oscar José Smiderle, João Almir Oliveira, Maria Laene Moreira de Carvalho

Volume: 28 - Issue: 3

Resumo. The Bowdichia virgilioides Kunth, popularly known as paricarana, have economic potential for landscaping, timber, and reforestation. The objective of this work was physical characterization of paricarana seeds from 12 matrices with different seed coat coloration, using image analysis techniques,...

Acessar o artigo
TRAJETÓRIA BIOECONÔMICA DOS REGIMES DE MANEJO EM POVOAMENTOS DE Pinus taeda L. - (2018)

Paulo Sérgio Pigato Schneider, Cesar Augusto Guimarães Finger, Paulo Renato Schneider, Junior Oliveira Mendes

Volume: 28 - Issue: 3

Resumo. The work study the relationship of density and diameter in Pinus taeda L. stand aiming to determining the diagram density management and describe the average-diameter trajectory in different management regimen with biologic and economic repercussion. For that, experimental growth-data measured...

Acessar o artigo
Trema micrantha (L.) Blume. IN PLANTATIONS FOR ECOLOGICAL RESTORATION: EARLY DEVELOPMENT IN THE BRAZILIAN SUBTROPICAL FOREST - (2018)

Oiliam Carlos Stolarski, Mauricio Romero Gorenstein, Marcos Lubke, Lucas Lubke, Paula Helena Pereira O\u2019Connor, Fernando Campanhã Bechara

Volume: 28 - Issue: 3

Resumo. The understanding of silviculture of native species in a determined region is fundamental for the selection of more appropriate species for using in ecological restoration. Trema micrantha (Cannabaceae), a pioneer species which is widely distributed, shading and attractive to birds, is...

Acessar o artigo
VARIAÇÃO DOS MÓDULOS DE ELASTICIDADE E RUPTURA EM MADEIRA DE CEDRO-AUSTRALIANO POR MEIO DE ENSAIOS NÃO DESTRUTIVO E DESTRUTIVO - (2018)

Pedro Gutemberg de Alcântara Segundinho, Adair José Regazzi, Franco Simões Poletti, Marcos Oliveira de Paula, Adriano Ribeiro de Mendonça, Fabricio Gomes Gonçalves

Volume: 28 - Issue: 3

Resumo. The elastic of modulus is an important mechanical property in the design of timber structures, so obtaining it through several methods needs to be evaluated. This study aimed to evaluate the use of an efficient technique for determining the apparent longitudinal modulus taking into account the...

Acessar o artigo
ABSORÇÃO E TRANSLOCAÇÃO DE SILÍCIO EM MUDAS DE Eucalyptus camaldulensis - (2018)

Dalva Luiz de Queiroz, Joelma Melissa Malherbe Camargo, Renato Antonio Dedecek, Edilson Batista de Oliveira, Keti Maria Rocha Zanol, Raul Cesar Nogueira Melido

Volume: 28 - Issue: 2

Resumo. The search for high productivity of Eucalyptus plants and seedlings with good nutritional and genetic quality, and more resistant to the insect-pest attack are being more and more studied. On this context, this study was realized to understand the absorption and the translocation of silicon in...

Acessar o artigo
APORTE DE SERAPILHEIRA E NUTRIENTES EM UMA FLORESTA ESTACIONAL DECIDUAL NA REGIÃO CENTRAL DO RIO GRANDE DO SUL - (2018)

Mauro Valdir Schumacher, Denise Andréia Szymczak, Peter Trüby, Eduardo Kneipp Londero, Joseane Marafiga

Volume: 28 - Issue: 2

Resumo. The objective of this study was to quantify the deposition and nutrients input by litter in the fragment of Seasonal Deciduous Forest, in Itaara, Rio Grande do Sul state, Brazil. Thirty circular metal collectors were allocated in six plots. The deposited material in this structure was separated...

Acessar o artigo
BIOCARVÃO: REALIDADE E POTENCIAL DE USO NO MEIO FLORESTAL - (2018)

Paulo André Trazzi, Antonio Rioyei Higa, Jeferson Dieckow, Antonio Salvio Mangrich, Rosana Clara Vitoria Higa

Volume: 28 - Issue: 2

Resumo. The use of carbonized plant biomass has been recovered and evaluated as an alternative of improving soil fertility. The material generated, called biochar, is the product formed by pyrolysis, which is the thermal decomposition of biomass in a closed container under limited supply of oxygen and at...

Acessar o artigo
CARACTERIZAÇÃO DO MATERIAL COMBUSTÍVEL FINO DA ESTEPE GRAMÍNEO-LENHOSA NO ESTADO DO PARANÁ, BRASIL - (2018)

Celso Darci Seger, Antonio Carlos Batista, Alexandre França Tetto, Ronaldo Viana Soares, Daniela Biondi

Volume: 28 - Issue: 2

Resumo. The Grassy-Woody Steppe region of Paraná, also known as “Campos Gerais”, covers approximately 20,000 km2 of the state, composing a phytogeographic zone with vegetation adapted to relatively dry environments. It presents high danger of fires, especially after the winter, when...

Acessar o artigo
CARACTERIZAÇÃO MORFOLÓGICA USANDO DIMENSÕES LINEARES SOBRE OS ATRIBUTOS BIOMÉTRICOS EM SEMENTES DE Annona reticulata (L.) Vell. (ANNONACEAE) - (2018)

Montcharles da Silva Pontes, Etenaldo Felipe Santiago, Michele Aparecida dos Santos Nobrega, Vanessa de Mauro Barbosa Freitas

Volume: 28 - Issue: 2

Resumo. Differences in seed morphology may indicate variability within and among plant populations. Seeds of Annona reticulata Vell., Annonaceae were biometrically characterized, came from the Rio Brilhante region, Mato Grosso do Sul state, in a fragmented area of Cerrado biome, in which the seeds were...

Acessar o artigo
ECTOMICORRIZA NO CRESCIMENTO DE Eucalyptus saligna EM SOLO CONTAMINADO COM COBRE - (2018)

Alex Dellai, Rodrigo Ferreira da Silva, Robson Andreazza

Volume: 28 - Issue: 2

Resumo. Copper is an essential micronutrient to plants. However, in high concentrations in the soil it can cause toxic effects. The aim of this study was to determine the influence of inoculation with Pisolithus microcarpus on the growth of Eucalyptus saligna seedlings grown in soil contaminated with...

Acessar o artigo
EFEITO DA DESFOLHA ARTIFICIAL NO CRESCIMENTO DO VIMEIRO - (2018)

Tássio Dresch Rech, Justina Inês Anselmini, Luciene Martins Moreira, Sandra Regina Cabel, Lizane Lúcia de Souza, Cícero Deschamps

Volume: 28 - Issue: 2

Resumo. The willow (Salix x rubens) is a woody plant of European origin, used in Brazil for handicrafts and furniture. This culture is eventually attacked by caterpillars and ants, which cause the loss of the leaf area. This study aimed to evaluate the effect of levels of defoliation on the growth of...

Acessar o artigo
EFEITO DE BORDA COMO FONTE DA HETEROGENEIDADE DO COMPONENTE ARBÓREO EM UMA FLORESTA COM ARAUCÁRIAS NO SUL DO BRASIL - (2018)

Francieli Pscheidt, Pedro Higuchi, Ana Carolina da Silva, Tássio Dresch Rech, Bruna Salami, Tiago de Souza Ferreira, Marcelo Bonazza, Marco Antonio Bento

Volume: 28 - Issue: 2

Resumo. This study aimed to evaluate changes in the organization of tree species communities due to edge effects in a forest remnant in southern Brazil. Five transects were installed in the study area, perpendicular to the forest edge, with the dimensions of 100x20 m, subdivided into ten plots. The edge...

Acessar o artigo
EFICIÊNCIA DE UTILIZAÇÃO DE MACRONUTRIENTES EM EUCALIPTO POR MÉTODO NÃO DESTRUTIVO ESTIMADOS POR REDES NEURAIS ARTIFICIAIS - (2018)

Bruno Oliveira Lafetá, Reynaldo Campos Santana, Gilciano Saraiva Nogueira, Júlio César Lima Neves, Tamires Mousslech Andrade Penido

Volume: 28 - Issue: 2

Resumo. The Non-Destructive Sampling (NDS) provides an efficient, simple and safe characterization of chemical properties of the plant, as the Coefficient of Biological Use (CBU). The association of NDS with the technique of Artificial Neural Networks (ANN) can be a potential alternative to replace the...

Acessar o artigo
ELEMENTOS DA PAISAGEM COMO FONTE DE HETEROGENEIDADE FLORÍSTICO-ESTRUTURAL DO COMPONENTE ARBÓREO EM ÁREA DE FLORESTA OMBRÓFILA MISTA - (2018)

Pedro Higuchi, Ana Carolina da Silva, Fábio Rodrigues Spiazzi, Marcelo Negrini, Silvio Luis Rafaeli Neto, Marco Antonio Bento, Diego Felipe Morés, Manoela Drews de Aguiar, Fernando Buzzi Junior, André Leonardo da Silva

Volume: 28 - Issue: 2

Resumo. This study aimed to test the hypothesis that different landscape elements, such as corridors, connected and non-connected forest fragments, have a tree component with floristic-structural differences. For this sake, the tree component of a fragment-corridor system was sampled by permanent plots...

Acessar o artigo
ENXERTIA DE PROPÁGULOS TRUNCIFORMES NOS RAMOS DE Araucaria angustifolia E MULTIPLICAÇÃO DE MATRIZES - (2018)

Valdeci Constantino, Flávio Zanette

Volume: 28 - Issue: 2

Resumo. The grafting in Araucaria angustifolia is an alternative choice related to the production of seedlings using seeds. However, the natural availability of propagules is very limited, since only material obtained from the trunk (orthotropic) could be used. The aim of this study was to evaluate the...

Acessar o artigo
ESTRUTURA, DIVERSIDADE E HETEROGENEIDADE DE UMA FLORESTA OMBRÓFILA MISTA ALTOMONTANA EM SEU EXTREMO NORTE DE DISTRIBUIÇÃO (MINAS GERAIS) - (2018)

Lucas Deziderio Santana, José Hugo Campos Ribeiro, Natalia Macedo Ivanauskas, Fabrício Alvim Carvalho

Volume: 28 - Issue: 2

Resumo. The Mixed Ombrophylous Forest is one of the most threatened forest ecosystems in the country and it is estimated that only about 3% of the original covering of this vegetation type has remained. In Minas Gerais state, these remaining forests are rare, restricted mainly to the south of the state....

Acessar o artigo
FENOLOGIA DE Astronium graveolens Jacq. EM FLORESTA ESTACIONAL DECIDUAL EM VITÓRIA DA CONQUISTA, BAHIA - (2018)

Rodrigo Lacerda Brito Neto, Emerson Iuri de Paula Araújo, Cássio Maggi Salvia Maciel, Alessandro de Paula, Cristiano Tagliaferre

Volume: 28 - Issue: 2

Resumo. This current study had the objective to study the phenology of tree species Astronium graveolens Jacq. and correlates it with precipitation, relative humidity and temperature of the study area. The studies were conducted in a fragment of the deciduous forest in the campus of the State University...

Acessar o artigo
FITOSSOCIOLOGIA E ESTRUTURA DE UM FRAGMENTO FLORESTAL DA CAATINGA, CEARÁ, BRASIL - (2018)

Braulio Gomes de Lima, Maria de Fatima Barbosa Coelho

Volume: 28 - Issue: 2

Resumo. Most of the northeastern territory of Brazil is occupied by scrub, which is characterized by xerophytic vegetation, different vegetation types and a biome considered more sensitive to human interference and climate. This study aimed to characterize the floristic composition and structure of a...

Acessar o artigo
GENETIC DIVERSITY AND POPULATION STRUCTURE OF JATOBÁ: A SPECIES WITH ECONOMIC POTENTIAL FOR THE AMAZON REGION - (2018)

Poliana Vicente Tiago, Ana Aparecida Bandini Rossi, Adriano Aygnes Carpejani, Auana Vicente Tiago, Vinicius Delgado da Rocha, José Martins Fernandes, Ivone Vieira da Silva

Volume: 28 - Issue: 2

Resumo. Jatobá (Hymenaea courbaril L.) is a species that shows ecological importance and occurs in different geographic regions in Brazil. Knowing and evaluating the existence of places with higher genetic variability can help in conservation programs and actions. In this context, the present...

Acessar o artigo
GERMINAÇÃO DE SEMENTES DE Vochysia divergens APÓS ARMAZENAMENTO EM TRÊS AMBIENTES - (2018)

Ademir Kleber Morbeck de Oliveira, Felipe Fernandes Alves, Valtecir Fernandes

Volume: 28 - Issue: 2

Resumo. The Vochysia divergens tree species is distributed in Pantanal region in flooded forest and woodsy pastures. Its characteristics allow it to be used as ornamental, apicultural, production of cellulose pulp and also in popular medicine. Considering the importance of studies about such species, the...

Acessar o artigo
INFLUÊNCIA DA MATOCOMPETIÇÃO EM POVOAMENTOS JOVENS DE Pinus taeda L. - (2018)

Gabriel Corso Pellens, Paulo Roberto Lessa, Lauri Amândio Schorn, Tatiele Anete Bergamo Fenilli

Volume: 28 - Issue: 2

Resumo. The aim of this work was to evaluate the behavior and the correlation between the development of loblolly pine seedlings and weed competition in reforestation areas over 24 months in order to be able to make the appropriate management of weed competition and reduce the use of agrochemicals. The...

Acessar o artigo
INFLUÊNCIA DE ECTOMICORRIZAS NO CRESCIMENTO DE MUDAS DE Eucalyptus grandis, Corymbia citriodora, Eucalyptus saligna E Eucalyptus dunnii - (2018)

Sidinei Wolnei Weirich, Rodrigo Ferreira da Silva, Edison Rogerio Perrando, Clovis Orlando Da Ros, Alex Dellai, Douglas Leandro Scheid, Helena Wichineski Trombeta

Volume: 28 - Issue: 2

Resumo. The ectomycorrhizal association benefit plants by providing an increase in the area of root absorption and getting more nutrients and water as well as may enable growth of the host soils subjected to adverse conditions. The objective of this study was to evaluate the effect of different...

Acessar o artigo
MÉTODOS PARA SUPERAÇÃO DA DORMÊNCIA EM SEMENTES DE Garcinia gardneriana (Planch. & Triana) Zappi - (2018)

Ana Patrícia Rocha, Valderez Pontes Matos, Lúcia Helena de Moura Sena, Mauro Vasconcelos Pacheco, Rinaldo Luiz Caraciolo Ferreira

Volume: 28 - Issue: 2

Resumo. Garcinia gardneriana is a native tree species of the Atlantic Forest biome with commercial potential, industrial application, medicinal, ornamental and timber, which seeds have difficulties on germination. In this sense, the objective of the present study was to evaluate different methods to...

Acessar o artigo
MICROPROPAGATION OF Pinus tecunumanii - (2018)

Laudiane Bruna Zanella, Luziane Franciscon, Renata Lúcia Grunennvaldt, Jéssica de Cássia Tomasi, Juliana Degenhardt-Goldbach

Volume: 28 - Issue: 2

Resumo. Pinus tecunumanii is one of the most important tropical species of Pinus in Brazil. This work aimed to develop a micropropagation protocol for Pinus tecunumanii from the apical shoots of young plants grown in a greenhouse. To optimise the aseptic treatment protocol, the effect of 0.05 or 0.1%...

Acessar o artigo
MODELAGEM DO ESPAÇO DE CRESCIMENTO PARA ARAUCÁRIA - (2018)

Emanuel Arnoni Costa, César Augusto Guimarães Finger, Frederico Dimas Fleig

Volume: 28 - Issue: 2

Resumo. This study was developed in order to model the growing space for Araucaria angustifolia (Bertol.) Kuntze trees. A total of 869 Parana pine trees were sampled in three municipalities in southern Brazil, being 175 trees with free growing of competition in the municipalities of Canoinhas (SC state)...

Acessar o artigo
MUDANÇAS PÓS-FOGO NA FLORÍSTICA E ESTRUTURA DA VEGETAÇÃO ARBÓREO-ARBUSTIVA DE UM CERRADO SENTIDO RESTRITO EM PLANALTINA - DF - (2018)

Mary Naves da Silva Rios, José Carlos Sousa-Silva, Juaci Vitória Malaquias

Volume: 28 - Issue: 2

Resumo. The monitoring of the tree-shrub Cerrado sensu stricto was conducted in two permanent plots, 1.25 ha each, in Planaltina, Federal District, Brazil from 1988 to 2012 throughout seven times. Fire was set in August biennially in Area 1 in 1988, 1990 and 1992. Area 2 was protected against fire until...

Acessar o artigo
O MANEJO FLORESTAL COMUNITÁRIO DA CAATINGA EM ASSENTAMENTOS RURAIS NO ESTADO DA PARAÍBA - (2018)

Alencar Garlet, Juliana Lorensi do Canto, Paulo Rogério Soares de Oliveira

Volume: 28 - Issue: 2

Resumo. The study aimed to evaluate the results of community forest management of the Caatinga dry forest. Interviews were conducted with 51 farmers in three rural settlements in the Paraíba state, Brazil. The results indicate that there is a lack of productive activities in the rural settlements,...

Acessar o artigo
PARTIÇÃO DA VARIAÇÃO FLORÍSTICO-ESTRUTURAL DO COMPONENTE ARBÓREO EM UMA FLORESTA OMBRÓFILA MISTA ALUVIAL NO SUL DO BRASIL - (2018)

Rodineli Loebens, Ana Carolina da Silva, Pedro Higuchi, Álvaro Luiz Mafra, Jéssica Oneda da Silva, Didiane Ana Gonçalves, Karine Souza, Aline Pereira Cruz, Luiz Carlos Rodrigues Júnior, Angélica Dalla Rosa, Carla Luciane Lima, Fernando Buzzi Junior

Volume: 28 - Issue: 2

Resumo. This study aimed to evaluate the influence of spatial structure and environmental variables on floristic-structural organization of the tree component, in an Alluvial Araucaria Forest, in southern Brazil. To do so, 48 200 m2 sampling units were allocated in the study area, located in the...

Acessar o artigo
PERÍODO DE ENRAIZAMENTO DE MINIESTACAS DE EUCALIPTO PROVENIENTES DE DIFERENTES LÂMINAS DE IRRIGAÇÃO EM MINIJARDIM - (2018)

Sula Janaína de Oliveira Fernandes, Reynaldo Campos Santana, Enilson de Barros Silva, Cláudio Márcio Pereira de Souza, Crodoaldo Telmo da Silva

Volume: 28 - Issue: 2

Resumo. Knowing the rooting optimum time reduces the potential for diseases and optimizes the use of greenhouse and shade. The aim of this study was to determine rooting period of the hybrid clone of cuttings of Eucalyptus urophylla S.T. Blake and Eucalyptus grandis W. Hill ex Maiden in the greenhouse...

Acessar o artigo
PROGNOSE DA DISTRIBUIÇÃO DIAMÉTRICA POR MATRIZ DE TRANSIÇÃO EM FLORESTA APÓS COLHEITA NO LESTE DA AMAZÔNIA - (2018)

Leonardo Pequeno Reis, Carlos Moreira Miquelino Eleto Torres, Agostinho Lopes de Souza, Lucas José Mazzei de Freitas, Pamella Carolline Marques dos Reis Reis, Liniker Fernandes da Silva, Rodrigo Vieira Leite

Volume: 28 - Issue: 2

Resumo. In forest management, it is important to project diametric distribution along the cutting cycle to subsidize the most suitable silvicultural techniques to forest structure. The aim of this work was to project diametric distribution along the cutting cycle using Markov Transition Matrix. In 1979,...

Acessar o artigo
PROPERTIES OF PARTICLEBOARDS SUBMITTED TO HEAT TREATMENTS - (2018)

Rafael Rodolfo de Melo, Monalisa Muhl, Diego Martins Stangerlin, Rafael Ferreira Alfenas, Francisco Rodolfo Junior

Volume: 28 - Issue: 2

Resumo. The particleboards are the most consumed in the world, where much of the demand is associated to furniture sector. This study aims to assess the heat treatment effect on particleboard panels. The experiment consisted of four treatments and the control sample, evaluating temperatures of 160°C...

Acessar o artigo
PROPRIEDADES FÍSICAS E QUÍMICAS DE UM ARGISSOLO SOB CULTIVO DE Eucalyptus dunnii Maiden NO PAMPA GAÚCHO - (2018)

Suzana Ferreira da Rosa, Dalvan José Reinert, José Miguel Reichert, Frederico Dimas Fleig, Miriam Fernanda Rodrigues, Neiva Somavilla Gelain

Volume: 28 - Issue: 2

Resumo. The conversion of natural vegetation to cultivated areas as well as changes in vegetation cover can lead to changes in some soil properties, interfering on their quality. Such changes occur in the soil structure and in the chemical properties. Therefore, the study has the objective to evaluate...

Acessar o artigo
QUALIDADE SANITÁRIA E FISIOLÓGICA DE Senna macranthera (DC ex. Collad.) H.S.Irwin & Barneby QUANDO SUBMETIDA A MÉTODOS DE SUPERAÇÃO DA DORMÊNCIA - (2018)

Graziela Piveta, Angelina Tais Mieth, Flávio Augusto de Oliveira Garcia, Marlove de Fátima Brião Muniz

Volume: 28 - Issue: 2

Resumo. Senna macranthera, better known as manduirana, belongs to the family of Caesalpiniaceae and occurs naturally in the region from the states of Paraná to Rio Grande do Norte. It is a pioneer species, characteristic of secondary education. The objective of this study to determine the health...

Acessar o artigo
REGENERAÇÃO NATURAL EM UMA FLORESTA COM ARAUCÁRIA: INFERÊNCIAS SOBRE O PROCESSO DE CONSTRUÇÃO DA COMUNIDADE DE ESPÉCIES ARBÓREAS - (2018)

Guilherme Neto dos Santos, Pedro Higuchi, Ana Carolina da Silva, Klerysson Julio Farias, Felipe Domingos Machado, Edilaine Duarte, Caroline Fernandes, Francielle Vieira, Rafaela Schröeder Amaral, Vanessa de Aguiar, Felipe Fornara Walter, Bruna Mores, Miguel Angelo Reis

Volume: 28 - Issue: 2

Resumo. This study aimed to describe the floristic composition of the regenerative component and to relate it with the adult component of an Araucaria Forest fragment, in South Brazil, in order to infer about the process of tree species community assemblage. To do so, five 10 x 20 m transection were...

Acessar o artigo
REGULARIZAÇÃO FUNDIÁRIA URBANA EM ÁREAS DE INTERESSE SOCIAL: LEGISLAÇÃO E APLICAÇÃO DOS INSTRUMENTOS AMBIENTAIS - (2018)

Sara Carolina Soares Guerra Fardin, Henrique Delboni Fardin, Hugo Delboni Fardin

Volume: 28 - Issue: 2

Resumo. Land regularization of social interest aims to improve the living conditions of urban populations, combining with the improvement of environmental conditions in these areas. However, problems were found for the implementation of instruments provided by law. Therefore, this study aimed to discuss...

Acessar o artigo
RELAÇÃO ENTRE SUCESSÃO SECUNDÁRIA, SOLO E SERAPILHEIRA EM UMA RESERVA BIOLÓGICA NO ESTADO DO RIO DE JANEIRO, BRASIL - (2018)

Rodrigo Camara, Vinicius Duncan Silva, Geovana Carla Girondi Delaqua, Cinthia Pinheiro Lisbôa, Dora Maria Villela

Volume: 28 - Issue: 2

Resumo. The nutrient cycling is influenced by the successional stage. However, there is disagreement in relation to the pattern of this dynamic. The present study aimed to evaluate the chemical attributes of the topsoil and litterfall in two abandoned plantations of the eucalyptus Corymbia citriodora in...

Acessar o artigo
RESGATE VEGETATIVO DE Campomanesia xanthocarpa Mart. ex O. Berg POR ALPORQUIA - (2018)

Francielli Teleginski, Katia Christina Zuffellato-Ribas, Henrique Soares Koehler, Juliana Degenhardt-Goldbach, Evandro Teleginski

Volume: 28 - Issue: 2

Resumo. Guabiroba (Campomanesi axanthocarpa) is an arboreal species native from Brazil, and can be found from Minas Gerais to Rio Grande do Sul state, besides Argentina (Missiones), Paraguay and Bolivia. It can be used for paisagism, orchards, farms, afforestation and environmental recovery. Its fruit is...

Acessar o artigo
RESÍDUO AGROINDUSTRIAL E LODO DE ESGOTO COMO SUBSTRATO PARA A PRODUÇÃO DE MUDAS DE Eucalyptus urograndis - (2018)

Francisca Alcivania de Melo Silva, Giovanna Margheri Nunes, Jair Augusto Zanon, Iraê Amaral Guerrini, Reginaldo Barboza da Silva

Volume: 28 - Issue: 2

Resumo. The objectives of this study were to evaluate the use of substrates based on residues from the peach palm and composted sewage sludge in the production of Eucalyptus urograndis seedlings with different levels of fertilizer and to compare them to a commercial substrate. Three substrates based on...

Acessar o artigo
RESISTÊNCIA À GEADA E CRESCIMENTO INICIAL DE Toona ciliata EM CULTIVOS CONSORCIADOS COM Eucalyptus grandis EM DIFERENTES ADUBAÇÕES - (2018)

Clovis Orlando Da Ros, Edison Rogerio Perrando, Gizelli Moiano de Paula, Lucindo Somavilla, Daylien Mayane Sossmeier Albring Predige, Kauana Engel, Rodrigo Ferreira da Silva

Volume: 28 - Issue: 2

Resumo. Nutritional restriction and the occurrence of frost in southern Brazil often affects the growth of forest stands. In order to quantify the initial growth and resistance to frost of Toonna ciliata plants, in crops intercropped with Eucalyptus grandis in different fertilization, an experiment was...

Acessar o artigo
SEWAGE SLUDGE DERIVED BIOCHAR AND ITS EFFECT ON THE GROWTH AND MORPHOLOGICAL TRAITS OF Eucalyptus grandis W.Hill ex Maiden SEEDLINGS - (2018)

Maria Isidória Silva Gonzaga, Cheryl Mackowiak, André Quintão de Almeida, José Ilmar Tínel de Carvalho Júnior

Volume: 28 - Issue: 2

Resumo. The use of sewage sludge (biosolids) biochar in the forest seedlings growing media can become an environmentally interesting strategy to improve seedlings quality. Therefore, the aim of this study was to evaluate different rates of application (0, 20, 40, 80 and 100 t ha-1) of biosolid biochars...

Acessar o artigo
SISTEMAS AGROFLORESTAIS CAFEEIRO-ARAUCÁRIA E SEU EFEITO NA MICROBIOTA DO SOLO E SEUS PROCESSOS - (2018)

Rogério Melloni, Natália Rodrigues Costa, Eliane Guimarães Pereira Melloni, Maria Cristina Silva Lemes, Maria Inês Nogueira Alvarenga, José Nunes Neto

Volume: 28 - Issue: 2

Resumo. The effects of agroforestry system (AFS) on soil quality have been studied. However, there is lack of information about the coffee-araucaria system, present in some environments. In order to evaluate the soil quality and its microbiota in these systems and, considering the existence of AFS coffee...

Acessar o artigo
SOLOS FLORESTAIS EM FRAGMENTO DE FLORESTA URBANA NA MATA DE DOIS IRMÃOS, RECIFE, PERNAMBUCO, BRASIL - (2018)

Maria Salomé de Lima, Fernando José Freire, Luiz Carlos Marangon, Brivaldo Gomes de Almeida, Eberson Pessoa Ribeiro, Renato Lemos dos Santos

Volume: 28 - Issue: 2

Resumo. The forest remnant that composes ‘Parque Estadual Dois Irmãos’ (PEDI) is regarded as one of the largest urban forest fragments in Brazil. There are reports of frequent occurrence of healthy fall trees in the park, in natural conditions, which may compromise its natural balance...

Acessar o artigo
USO DE Bambusa tuldoides E Eucalyptus grandis PARA CONFECÇÃO DE PAINÉIS AGLOMERADOS - (2018)

Weslley Wilker Corrêa Morais, Clovis Roberto Haselein, Felipe Susin, Magnos Alan Vivian, Joel Telles de Souza

Volume: 28 - Issue: 2

Resumo. The bamboo panels particleboards can be advantageous when produced with a mixture of some kinds of wood. However, there are few studies using Bambusa tuldoides for the production of homogeneous particleboards or in combination with wood particles. Therefore, the aim of this study was to evaluate...

Acessar o artigo
USO DO GUAPURUVU (Schizolobium parahyba) PARA FINS ENERGÉTICOS - (2018)

Diego Kenji Narita, Gabriela Tami Nakashima, Alessandra Luzia da Róz, Ariane Aparecida Felix Pires, Fabio Minoru Yamaji

Volume: 28 - Issue: 2

Resumo. The use of solid biofuel produced by the briquetting process is an alternative source for power generation. The briquette is produced by the compression of lignocellulosic materials, allowing for a higher energy at a lower volume. This work aimed to study the briquetting process of Schizolobium...

Acessar o artigo
A NOGUEIRA-PECÃ NO BRASIL: UMA REVISÃO ENTOMOLÓGICA - (2018)

Jardel Boscardin, Ervandil Corrêa Costa

Volume: 28 - Issue: 1

Resumo. The areas cultivated with pecan, Carya illinoinensis (Wangenh.) K. Koch (Juglandaceae), have been growing mainly in the southern region of Brazil. Along with it, the risks of diseases and plagues rise. Thus, the present study aimed at revising important aspects of the pecan culture, with an...

Acessar o artigo
A VEGETAÇÃO NO PAISAGISMO DAS PRAÇAS DE CURITIBA - PR - (2018)

Jennifer Viezzer, Daniela Biondi, Angeline Martini, Mayssa Mascarenhas Grise

Volume: 28 - Issue: 1

Resumo. To investigate the ecological functions that squares play as urban green areas, this research was designed to inventory and characterize the vegetation used in the landscaping of the squares of Curitiba-PR state. All species occurring in 32 squares in the city were identified and quantified....

Acessar o artigo
APTIDÃO EDAFOCLIMÁTICA PARA O MOGNO-AFRICANO NO BRASIL - (2018)

Derblai Casaroli, Flávio de Oliveira Rosa, José Alves, Adão Wagner Pêgo Evangelista, Barbara Vieira de Brito, Diogo Silva Pena

Volume: 28 - Issue: 1

Resumo. The African mahogany (Khaya ivorensis A. Chev.) is a tree native from African continent, which has good quality wood and is used in furniture, shipbuilding, doors, among others. This work aimed to verify the Brazilian regions with climate and soil aptitude to the African mahogany. Rainfall,...

Acessar o artigo
ATRIBUTOS FÍSICOS E BALANÇO HÍDRICO DO SOLO COM FLORESTA OMBRÓFILA MISTA, EM LATOSSOLO VERMELHO-AMARELO, EM TELÊMACO BORBA - PR - (2018)

Jorge Luiz Moretti de Souza, Kharyn Freitas Fezer, Bruno César Gurski, Daniela Jerszurki, Paulo Eugenio Pachechenik, Adão Wagner Pego Evangelista

Volume: 28 - Issue: 1

Resumo. The objective of this study was to characterize the soil physical and hydric attributes and quantify, in one year, the water balance components, carried out for Native Ombrophylous Forest, in an OXISOL, sandy texture, in Telêmaco Borba - PR state. The experiment was held at Monte Alegre...

Acessar o artigo
ATRIBUTOS QUÍMICOS E FÍSICOS DO SOLO EM ÁREAS SOB DIFERENTES COBERTURAS FLORESTAIS E PASTAGEM EM ALÉM PARAÍBA - MG - (2018)

Felipe Vieira da Cunha, Marcos Gervasio Pereira, Paulo Sérgio dos Santos Leles, Elton Luiz da Silva Abel

Volume: 28 - Issue: 1

Resumo. The objective of this study was to evaluate soil quality in homogeneous forests (Acacia mangium - acacia, Mimosa Artemesiana - mimosa and Eucalyptus grandis x Eucalyptus urophylla - eucalipto) compared with Brachiaria sp. - pasture and secondary forest. The study was conducted at...

Acessar o artigo
AVALIAÇÃO DA PROPAGAÇÃO VEGETATIVA DE ESPÉCIES UTILIZADAS NA ESTABILIZAÇÃO DE OBRAS DE TERRA COM TÉCNICAS DE ENGENHARIA NATURAL - (2018)

Fabrício Jaques Sutili, Rafael da Silva Dorneles, Cristiane Ottes Vargas, Paula Letícia Wolff Kettenhuber

Volume: 28 - Issue: 1

Resumo. Soil bioengineering techniques use live construction materials like plants and live cuttings as well as inert materials as structural elements in simple constructions, with the purpose of ecological restoration and soil stabilization. The inert materials used depend on the aims and the local...

Acessar o artigo
AVALIAÇÃO DA QUALIDADE FISIOLÓGICA DE SEMENTES DE Moringa oleifera Lam. - (2018)

Bruno Gomes de Noronha, André Dantas de Medeiros, Márcio Dias Pereira

Volume: 28 - Issue: 1

Resumo. The main tests that assess the quality of seeds are destructive and require a relatively long time to complete. The analysis of seed images by X-ray is an alternative to this sector, with a reproducible and fast technique, which allows greater flexibility and autonomy to the activities of...

Acessar o artigo
AVALIAÇÃO DO POTENCIAL FISIOLÓGICO DE SEMENTES DE Encholirium spectabile Mart. ex Schult. & Schult. f. - (2018)

Ariana Veras de Araújo, Monalisa Alves Diniz da Silva

Volume: 28 - Issue: 1

Resumo. The use of the bromeliacea Encholirium spectabile Mart. ex Schult. & Schult. f. for commercial exploitation in the pharmaceutical industry requires study and propagation via seeds to establish commercial plantations. The rapid test stands out in providing fast and accurate results that...

Acessar o artigo
AVALIAÇÃO DO RENDIMENTO DA MATÉRIA-PRIMA NO PROCESSO PRODUTIVO DE PEÇAS CLEAR BLOCKS - (2018)

Alexsandro Bayestorff da Cunha, Ghislaine Miranda Bonduelle, Bruna Laís Longo

Volume: 28 - Issue: 1

Resumo. Wood sector is characterized by a great source of waste generation. This way, the effective control of the productive activities is an essential condition for any company to compete in the market. The objective of the study was to evaluate the yield of raw material in percentage and financial...

Acessar o artigo
AVALIAÇÃO ECONÔMICA DE PROJETOS DE FLORESTAMENTO COM Eucalyptus grandis HILL EX MAIDEN IMPLANTADO SOB DIFERENTES ESPAÇAMENTOS - (2018)

Juarez Iensen Pedroso, Leonardo Job Biali, Paulo Renato Schneider, Jorge Antonio de Farias

Volume: 28 - Issue: 1

Resumo. In this study, it is tested the economic viability of twelve spacing alternatives with Eucalyptus grandis for firewood. The wood production was evaluated with eight years old and the price of the activities was obtained with coefficients from the region. In the revenue, it was considered the wood...

Acessar o artigo
AVIFAUNA COMO BIOINDICADORA PARA AVALIAÇÃO DA RESTAURAÇÃO FLORESTAL: ESTUDO DE CASO EM UMA FLORESTA RESTAURADA COM 40 ANOS EM VIÇOSA - MG - (2018)

Graziele Hernandes Volpato, Aurino Miranda, Sebastião Venâncio Martins

Volume: 28 - Issue: 1

Resumo. The point-counts method was used to evaluate the bird community in a small patch of forest (1 ha) restored through reforestation, with more than 40 years of deployment, in Viçosa, MG state. In total, 20 points were sampled in the reproductive period of the birds, during 2011. A total of 31...

Acessar o artigo
BANCO DE SEMENTES DO SOLO PARA USO NA RECUPERAÇÃO DE MATAS CILIARES DEGRADADAS NA REGIÃO NOROESTE FLUMINENSE - (2018)

Tiago José Freitas de Oliveira, Deborah Guerra Barroso, Aluísio Granato de Andrade, Ismael Lourenço Jesus Freitas, Reynaldo Tancredo Amim

Volume: 28 - Issue: 1

Resumo. The objective of this study was to characterize the germination and species diversity of the seed bank of a fragment of riparian forest located at the Experimental Station of PESAGRO-RJ, in Itaocara city, RJ state, and evaluate its potential use in nucleation techniques. Samples of soil and soil...

Acessar o artigo
BIOLOGIA DE Montandoniola confusa STREITO & MATOCQ (HEMIPTERA: ANTHOCORIDAE) EM PRESA NATURAL E ALTERNATIVA - (2018)

Adauto Maurício Tavares, Jorge Braz Torres, Manoel Guedes Correa Gondim

Volume: 28 - Issue: 1

Resumo. The predator anthocorid Montandoniola confusa Streito & Matocq has been reported as a key predator of Gynaikothrips ficorum Marchal, a monophagous species of gall-forming thripes attacking ficus trees such as Ficus microcapra L.f. (Moraceae). This species of ficus has been introduced in...

Acessar o artigo
CADEIA PRODUTIVA DE ENERGIA DE BIOMASSA FLORESTAL: O CASO DA LENHA DE EUCALIPTO NO POLO PRODUTIVO DE ITAPEVA - SP - (2018)

Flávio José Simioni, Claudio Cesar de Almeida Buschinelli, Tamires Liza Deboni, Bruna Mariá dos Passos

Volume: 28 - Issue: 1

Resumo. The biomass from forests is an important source of energy, in the Brazilian energy matrix, being the eucalyptus the main species to the supplying of firewood demand. Therefore, diagnosing the critical factors that limited the competitive performance of the production of the eucalyptus wood chain...

Acessar o artigo
CARACTERÍSTICAS ENERGÉTICAS DO CARVÃO VEGETAL DE AROEIRA (Myracrodruon urundeuva Allemão) E LEUCENA (Leucaena leucocephala (Lam.) R. de Wit) - (2018)

Lázaro Lavoisier Honorato da Silva, Elisabeth de Oliveira, Leandro Calegari, Marllus Adiel Carneiro Pimenta, Alexandre Santos Pimenta, Maysa Kévia Linhares Dantas

Volume: 28 - Issue: 1

Resumo. The exploitation of wood energy purposes (firewood and charcoal) has caused reduction in native vegetation, added to this, problems are generated for fauna, flora and soil. The objective of the research was to evaluate the energy characteristics of charcoal Aroeira (Myracrodruon urundeuva...

Acessar o artigo
EFEITO DA SAZONALIDADE SOBRE O RENDIMENTO DO ÓLEO ESSENCIAL DE Piper gaudichaudianum KUNTH - (2018)

Bianca Schindler, Daniela Thomas da Silva, Berta Maria Heinzmann

Volume: 28 - Issue: 1

Resumo. Piper gaudichaudianum Kunth (Piperaceae) is widely distributed throughout Brazil. In addition to its ecological importance, it is used in folk medicine and a great number of its biological activities have been already proved. Thus, the aim of this research was to investigate the effect of...

Acessar o artigo
EFEITO DA TERMORRETIFICAÇÃO NA QUALIDADE DE COLAGEM DE LÂMINAS DE MADEIRA PARA A PRODUÇÃO DE COMPENSADO - (2018)

Bruno Santos Ferreira, Cristiane Inácio de Campos, Elidiane Cipriano Rangel

Volume: 28 - Issue: 1

Resumo. Plywood is a wood panel that can be used both in the furniture industry and in construction due to its structural use. However, to be used in construction, it needs to be resistant against wood decay agents and water, without compromising its mechanical properties. The heat treatment is an...

Acessar o artigo
EFICIÊNCIA DE Beauveria bassiana VUILL. E Isaria sp. PARA O CONTROLE DE Thaumastocoris peregrinus CARPINTERO & DELLAPÉ (HEMIPTERA: THAUMASTOCORIDAE) - (2018)

Grasielle Adriane Toscan Lorencetti, Michele Potrich, Sergio Miguel Mazaro, Everton Ricardi Lozano, Leonardo Rodrigues Barbosa, Marta Juliana Schmatz Menezes, Thiago Evandro Gonçalves

Volume: 28 - Issue: 1

Resumo. The search for information to control Thaumastocoris peregrinus (Hemiptera: Thaumastocoridae) in Eucalyptus, focus on the use of biological control techniques, including the use of entomopathogenic fungi. The objective of this study was evaluated the pathogenicity of Beauveria bassiana and Isaria...

Acessar o artigo
EMBEBIÇÃO, OSMOCONDICIONAMENTO E VIABILIDADE DE SEMENTES DE Apuleia leiocarpa (VOGEL.) J. F. MACBR. - (2018)

Cristiani Spadeto, Liana Hilda Golin Mengarda, Márcia Cristina Paulucio, José Carlos Lopes, Miele Tallon Matheus

Volume: 28 - Issue: 1

Resumo. The aim of this work was to characterize the imbibition and to evaluate the physiological quality of Apuleia leiocarpa seeds after priming. It was done the immersion of intact and scarified seeds in distilled water for 96 hours. In the study of priming, the scarified seeds were separate on three...

Acessar o artigo
ESTOQUE DE CARBONO DE LATOSSOLOS EM SISTEMAS DE MANEJO NATURAL E ALTERADO - (2018)

Ludmila de Freitas, Ivanildo Amorim de Oliveira, José Carlos Casagrande, Laércio Santos Silva, Milton César Costa Campos

Volume: 28 - Issue: 1

Resumo. The natural condition conversion of the soil to agriculture, highlighting to the sugarcane monoculture, imposes changes in the soil attributes. This work aimed to evaluate the variation of the carbon storage of Oxisols under native forest, sugarcane, and adjacent reforested area, in Guariba, SP...

Acessar o artigo
ESTRESSE SALINO E HÍDRICO NA GERMINAÇÃO E CRESCIMENTO INICIAL DE PLÂNTULAS DE Toona ciliata M. ROEM. var. australis - (2018)

Júlio Rieger Lucchese, Marciéli Pitorini Bovolini, Marcio Alberto Hilgert, Carolina Brito Brose, Eduarda Demari Avrella, Marília Lazarotto

Volume: 28 - Issue: 1

Resumo. The Toona ciliata var. australis is a tree species which yields a very high-quality timber for furniture and is unaffected by Hypsipyla grandella, a pest that attacks monoculture plantations of native species similar to Toona ciliata. It has a close relationship with water availability, occurring...

Acessar o artigo
ESTRUTURA POPULACIONAL E DISTRIBUIÇÃO ESPACIAL DE Theobroma speciosum Willd. Ex Spreng NO NORTE DO ESTADO DE MATO GROSSO - (2018)

Tatiane Lemos Varella, Ana Aparecida Bandini Rossi, Maicon Douglas Arenas de Souza, Greiciele Farias da Silveira, Jakeline Santos Cochev, José Julio de Toledo, Carolina Joana da Silva

Volume: 28 - Issue: 1

Resumo. Understanding the structure and spatial distribution of tree species is necessary to predict the spatial variation of successional, genetic and ecological processes of a forest ecosystem. The present study assessed the population structure and the spatial distribution of Theobroma speciosum...

Acessar o artigo
EXIGÊNCIAS NUTRICIONAIS DE MUDAS DE Dipteryx alata SOB LIMITAÇÃO NUTRICIONAL - (2018)

Fabrizio Furtado de Sousa, Rafael Malfitano Braga, Nelson Venturin, Renato Luiz Grisi Macedo, Leandro Carlos, Regis Pereira Venturin

Volume: 28 - Issue: 1

Resumo. This study was conducted with the objective of evaluating the nutritional requirements and the effect of nutrient limitation over the development of baru seedlings (Dipteryx alata Vogel), using the nutrient limitation technique. The trial was established in a completely randomized design, with 12...

Acessar o artigo
FENOLOGIA REPRODUTIVA E PRODUÇÃO DE FRUTOS EM Euterpe edulis (Martius) - (2018)

Juliano Zago da Silva, Maurício Sedrez dos Reis

Volume: 28 - Issue: 1

Resumo. This work aimed to study the reproductive phenology of Euterpe edulis in order to support conservation and management strategies. The study area is located in the National Forest of Ibirama - SC state, and consists of 24 permanent plots (40x40m). The phenological evaluations took place from...

Acessar o artigo
FUNGOS MICORRÍZICOS ARBUSCULARES E SERAPILHEIRA COMO INDICADORES DO EFEITO DE BORDA EM FRAGMENTO DE FLORESTA ESTACIONAL - (2018)

Renata Soares dos Santos, Patricia Anjos Bittencourt Barreto-Garcia, Rafael Nogueira Scoriza

Volume: 28 - Issue: 1

Resumo. Deforestation causes the formation of forest fragments and edges, changing the biotic and abiotic conditions of a forest ecosystem. The edge effects in a forest can be assessed by soil indicators. The objective of this study was to evaluate the litter stock and arbuscular mycorrhizal fungal...

Acessar o artigo
FUNGOS MICORRÍZICOS ARBUSCULARES NO CRESCIMENTO E NA NUTRIÇÃO MINERAL DE MUDAS DE Tectona grandis L. F. - (2018)

Luciana Aparecida Rodrigues, Deborah Guerra Barroso, Fábio Afonso M. M. de Assis Fiqueiredo

Volume: 28 - Issue: 1

Resumo. Symbiotic associations between tree species and mycorrhizal fungi may lead to better growth and nutrition of seedlings and so it becomes an important alternative to the establishment in the field, mainly in edaphic restriction areas, or to species of high nutritional demands. The cultivation of...

Acessar o artigo
INFLUÊNCIA DA TOPOGRAFIA E DA ABERTURA DO DOSSEL NA ESTRUTURA DO COMPONENTE HERBÁCEO-ARBUSTIVO EM DOIS FRAGMENTOS FLORESTAIS NA PLANÍCIE DE INUNDAÇÃO DO ALTO RIO PARANÁ - (2018)

Marcos Paulo da Cruz, João Batista Campos, José Marcelo Domingues Torezan

Volume: 28 - Issue: 1

Resumo. Secondary forest area enlarged significantly in the recent years. Due to the importance that this kind of forest has taken regarding plans for restoration and conservation, a wider understanding of its organization and functioning, considering the different life forms is necessary. Aiming at...

Acessar o artigo
INFLUÊNCIA DO Al3+ EM SOLUÇÃO NUTRITIVA NO CRESCIMENTO DE TRÊS ESPÉCIES FLORESTAIS UTILIZADAS NA RECUPERAÇÃO DE ÁREAS DEGRADADAS - (2018)

Rafael Antônio Presotto, Marcos Gervasio Pereira, Everaldo Zonta, Edson Marcio Mattiello

Volume: 28 - Issue: 1

Resumo. One of the main limiting factors in the performance of agricultural and forest crops in tropical soils is the toxic effect of Al3+ in soils. However, some plant species present adaptive mechanisms that confer tolerance to these conditions. The aim of this study was to evaluate the development of...

Acessar o artigo
INTER-RELAÇÃO ENTRE PAISAGEM, ORGANIZAÇÃO FLORÍSTICO-ESTRUTURAL EDEMOGRAFIA DO COMPONENTE ARBÓREO EM FLORESTA COM ARAUCÁRIAS - (2018)

Aline Pereira Cruz, Pedro Higuchi, Ana Carolina da Silva, Ricardo de Vargas Kilca, Juliana Pizutti Dallabrida, Karine Souza, Carla Luciane Lima, Vanessa Fátima Soboleski, Amanda da Silva Nunes, Rodineli Loebens

Volume: 28 - Issue: 1

Resumo. The aim of this study was to investigate the interactions among the landscape spatial configuration, the floristic-structural organization and demographic rates of the tree component of a system of araucaria forest fragments, in Lages, Santa Catarina state. To do so, we developed a conceptual...

Acessar o artigo
MODELO 3-PG NA PREVISÃO DO POTENCIAL PRODUTIVO DE ÁREAS PARA PLANTIOS COMERCIAIS DE Eucalyptus spp. - (2018)

Carlos Magno Moreira de Oliveira, Rafael Coll Delgado, Emanuel José Gomes de Araújo, André Quintão de Almeida, Thais Cristian Rosa, José Francisco de Oliveira

Volume: 28 - Issue: 1

Resumo. The prediction of a forest production requires knowledge of the dendrometric and edaphoclimatic variables. This study aimed to adjust and evaluate the accuracy of the 3-PG model in estimating the variables height, diameter at breast height (DBH), volume and mean annual increment (MAI) in...

Acessar o artigo
MODELOS MATEMÁTICOS DE PREVISÃO DO TEOR DE UMIDADE DOS MATERIAIS COMBUSTÍVEIS FLORESTAIS FINOS E MORTOS - (2018)

Benjamin Leonardo Alves White

Volume: 28 - Issue: 1

Resumo. This article aims to describe, through a literature review, the main existing mathematical models to estimate the fine dead fuel moisture content (1-hr time lag class) based on meteorological parameters. The determination of these values is extremely important for forest fire prevention and...

Acessar o artigo
POTENCIAL DA MADEIRA DE Pterogyne nitens Tul. (MADEIRA-NOVA) PARA PRODUÇÃO DE CARVÃO VEGETAL - (2018)

Márcio Emanuel Oliveira Figueiredo, Dalton Longue, Allana Katiussya Silva Pereira, Angélica de Cássia Oliveira Carneiro, Carlos Miguel Simões da Silva

Volume: 28 - Issue: 1

Resumo. The low diversity of forest tree species used in the formation of planted forests in Brazil, based mainly on Eucalyptus and Pinus genus, has led to study of alternative woods that show good productive potential. Thus, Pterogyne nitens species (madeira-nova), which shows good growth in...

Acessar o artigo
POTENCIAL REGENERATIVO DE UMA FLORESTA ECOTONAL NA REGIÃO DO ALTO URUGUAI EM SANTA CATARINA - (2018)

Chayane Cristina de Souza, Angélica Dalla Rosa, Karine Souza, Aline Pereira Cruz, Didiane Ana Gonçalves, Francieli Pscheidt, Rodineli Loebens, Pedro Higuchi, Ana Carolina da Silva

Volume: 28 - Issue: 1

Resumo. We aimed to evaluate the regenerative potential of the tree component in an ecotonal area between Araucaria and Deciduous forests, in the Upper Uruguay region, Santa Catarina state. For this, a floristicstructural description of the regenerative component was conducted for different size classes...

Acessar o artigo
PRODUÇÃO E APORTE DE CARBONO, NITROGÊNIO E FÓSFORO NA SERAPILHEIRA FOLIAR DO PARQUE NACIONAL SERRA DE ITABAIANA - (2018)

Audenis Fagner de Jesus Nascimento, Tácio de Oliveira da Silva, Renisson Neponuceno Araújo, Everardo Valadares de Sá Barretto Sampaio, Alceu Pedrotti, Maria Isidória Silva Gonzaga, Victor Casimiro Piscoya

Volume: 28 - Issue: 1

Resumo. Litter is a major route of return of nutrients in the system plant-soil -plant and its determination allows to analyze the restructuring of anthropogenic forest environments. Knowledge of litter production is a critical in determining the potential for regeneration of an area through the intake...

Acessar o artigo
PRODUTIVIDADE DE MICROCEPAS DE GRÁPIA (Apuleia leiocarpa) MANTIDAS IN VITRO - (2018)

Kelen Haygert Lencina, Dilson Antônio Bisognin, Nathalia Pimentel, Paula Kielse, Uilian Stefanello de Mello

Volume: 28 - Issue: 1

Resumo. The aim of this work was to evaluate the in vitro productivity of grapia (Apuleia leiocarpa) micro-stumps cultivated in different media conditions to maximize its multiplication rate. Micro-stumps from aseptic seedlings were cultivated in WPM medium added with 0, 2.2, 4.4, 6.6 and 8.8 µM of...

Acessar o artigo
QUALIDADE E CRESCIMENTO INICIAL DE MUDAS DE Mimosa caesalpiniifolia Benth. PRODUZIDAS EM DIFERENTES VOLUMES DE RECIPIENTES - (2018)

Lucas Amaral de Melo, Alan Henrique Marques de Abreu, Paulo Sérgio dos Santos Leles, Ricardo Rodrigues de Oliveira, Darlan Teodoro da Silva

Volume: 28 - Issue: 1

Resumo. Generally, seedling quality is measured only at the nursery, disregarding the main purpose that is the response of these seedlings after planting the field. The study aimed to evaluate the influence of the container volume in the morphological quality of Mimosa caesalpiniifolia Benth. seedlings...

Acessar o artigo
RESTAURAÇÃO FLORESTAL NA MATA ATLÂNTICA: PASSIVA, NUCLEAÇÃO E PLANTIO DE ALTA DIVERSIDADE - (2018)

Bruna Elisa Trentin, Daniela Aparecida Estevan, Elson Felipe Sandoli Rossetto, Mauricio Romero Gorenstein, Gilmar Poser Brizola, Fernando Campanhã Bechara

Volume: 28 - Issue: 1

Resumo. Due to the increasing environmental degradation, the understanding of how reforestation and other restoration techniques function became fundamental to base the reestablishment of degraded ecosystems. The aim of this study was to perform a vegetation survey in a restoration site through three...

Acessar o artigo
TREE SEED SOURCING FOR LANDSCAPE RESTORATION UNDER CLIMATE CHANGES - (2018)

Marlene de Matos Malavasi, Antony Swick Davis, Ubirajara Contro Malavasi

Volume: 28 - Issue: 1

Resumo. If climate change proceeds as predicted, plant stock well matched under current climate will be growing in sub-optimal conditions. Forest restoration projects should be based on scientific knowledge especially under climate change. Revegetation with native species is identified as a partial...

Acessar o artigo
USO DE FOTOGRAFIAS HEMISFÉRICAS PARA AVALIAÇÃO DA QUALIDADE AMBIENTAL NA MATA DE SANTA GENEBRA, CAMPINAS-SP, BRASIL - (2018)

Joice Machado Garcia, Regina Márcia Longo, Júlio César Penereiro, Deborah Regina Mendes, Paloma Mantovani

Volume: 28 - Issue: 1

Resumo. Currently, the development of large centers has exerted constant pressure on the remaining forests located in urban areas. The study of environmental impacts to which they are exposed allows better management and conservation of forest remnants located in this areas. In this context, the present...

Acessar o artigo
VARIÁVEIS-CHAVE PARA DETERMINAÇÃO DA QUALIDADE DA ÁGUA EM MICROBACIAS COM PLANTIOS DE EUCALIPTO - (2018)

Benvindo Sirtoli Gardiman Junio, Giovanni de Oliveira Garcia, Roberto Avelino Cecílio, Rodolfo Araújo Loos, Reginaldo Gonçalves Mafia, Jupiter Israel Muro Abad, João Batista Pavesi Simão, Vitor Hugo Breda Barbosa

Volume: 28 - Issue: 1

Resumo. This work aimed to identify the main variables affected by natural factors and, or anthropic, which influence the quality of surface water in watersheds, managed for eucalyptus wood production. Water quality was monitored in four watersheds located in Aracruz, northern ES state, Brazil. The...

Acessar o artigo
ANÁLISE ECONÔMICA DA ROTAÇÃO FLORESTAL DE POVOAMENTOS DE EUCALIPTO UTILIZANDO A SIMULAÇÃO DE MONTE CARLO - (2017)

Juliana Carneiro Gonçalves, Antônio Donizette de Oliveira, Samuel de Pádua Chaves e Carvalho, Lucas Rezende Gomide

Volume: 27 - Issue: 4

Resumo. The objective of this study was to determine the economic cycle rotation of eucalyptus plantations in three productivity sites over hazardous conditions. The data used on this study, released by the company Fibria Celulose. Besides the timber production data, it was also given the company cash...

Acessar o artigo
ANÁLISE ESPACIAL DA FRAGMENTAÇÃO FLORESTAL DA BACIA DO RIO UBÁ - RJ - (2017)

Milton Marques Fernandes, Márcia Rodrigues de Moura Fernandes

Volume: 27 - Issue: 4

Resumo. This study aimed at mapping and analyzing the use of the land and the forest landscape structure in Ubá river basin – RJ state, through landscape metrics. The mapping of the land use and of the forest fragments were performed through a CBERS 2B/HRC image. To calculate the ecology...

Acessar o artigo
ASPECTOS REPRODUTIVOS E POTENCIAL DE EMERGÊNCIA DE PLÂNTULAS DE Cryptostegia madagascariensis Bojer ex Decne - (2017)

Maria Lúcia Maurício da Silva, Leonaldo Alves de Andrade, Edlânia Maria de Souza, Patrícia Cândido da Cruz Silva

Volume: 27 - Issue: 4

Resumo. Biological invasion is the process in which an exotic organism, when adapted, shall compete with native species causing serious impacts. The species Cryptostegia madagascariensis introduced in Brazil with landscaping purposes has proved to be a very...

Acessar o artigo
BARREIRAS AO ESTABELECIMENTO DA REGENERAÇÃO NATURAL EM ÁREAS DE PASTAGENS ABANDONADAS - (2017)

Rosimeri de Oliveira Fragoso, Antonio Aparecido Carpanezzi, Henrique Soares Koehler, Katia Christina Zuffellato-Ribas

Volume: 27 - Issue: 4

Resumo. The pressure on rainforests due to fragmentation of natural landscapes has caused changes in the substitution pattern of the species present in the plant community. In the case of abandoned pastures, there is an increased environmental vulnerability to colonization by invasive exotic grasses,...

Acessar o artigo
CARACTERIZAÇÃO E POTENCIAL DE SUBSTRATOS FORMULADOS COM BIOSSÓLIDO NA PRODUÇÃO DE MUDAS DE Schinus terebinthifolius Raddi. e Handroanthus heptaphyllus (Vell.) Mattos - (2017)

Alan Henrique Marques de Abreu, Paulo Sérgio dos Santos Leles, Lucas Amaral de Melo, Ricardo Rodrigues de Oliveira, Dereck Halley Anthony Alves Ferreira

Volume: 27 - Issue: 4

Resumo. The properly composted sewage sludge (biosolid) presents significant amounts of organic matter and nutrients to the plant growth in its composition. Therefore, its utilization in a substrate composition for the seedlings production comes to represent, more than an environment...

Acessar o artigo
CHAPAS AGLOMERADAS CONFECCIONADAS COM UREIA-FORMALDEÍDO SOB ADIÇÃO DE TANINO EM PÓ - (2017)

Fabricio Gomes Gonçalves, Roberto Carlos Costa Lelis, José Tarcísio da Silva Oliveira, Rosilei Aparecida Garcia, Edvá Oliveira Brito

Volume: 27 - Issue: 4

Resumo. This work aimed to evaluate the technological properties of particleboards manufactured with particles of Acacia mangium and urea-formaldehyde adhesive by addition of powder form commercial tannin of Acacia mearnsii to their particles. The particleboards...

Acessar o artigo
COMPOSIÇÃO QUÍMICA DA MADEIRA DE Cordia trichotoma (Vell.) Arráb. ex Steud. - (2017)

Vania Karine Dick Wille, Arci Dirceu Wastowski, Cristiane Pedrazzi, Michele Pokulat Sauer

Volume: 27 - Issue: 4

Resumo. There are variations in the chemical, physical and anatomy composition of wood, also among species and within species, which vary significantly with the height of the trunk and towards the bone to the shell. The objective of this study was to analyze the chemical composition of wood of Cordia...

Acessar o artigo
DENDROECOLOGIA DE Sebastiania commersoniana (Baill.) L.B.Sm. & Downs E Hovenia dulcis Thunb. EM UMA ÁREA DEGRADADA NA FLORESTA OMBRÓFILA MISTA ALUVIAL, SUL DO BRASIL - (2017)

Maria Raquel Kanieski, Franklin Galvão, Fidel Alejandro Roig, Paulo Cesar Botosso

Volume: 27 - Issue: 4

Resumo. In a forest remnant of the Alluvial Mixed Rain Forest impacted by crude oil spill in the district of Araucaria in Paraná, Brazil, we conducted a dendroecological study of Sebastiania commersoniana (Baill.) L.B.Sm. & Downs (Euphorbiaceae) and the exotic species Hovenia dulcis...

Acessar o artigo
DESLIZAMENTOS E FRAGMENTAÇÃO FLORESTAL NA REGIÃO SERRANA DO ESTADO DO RIO DE JANEIRO - (2017)

Bianca Coutinho Lima, Cristiane Nunes Francisco, Claudio Belmonte de Athayde Bohrer

Volume: 27 - Issue: 4

Resumo. Forest fragmentation is a process in which continuous natural vegetation areas are divided into patches of different sizes, originated by human activities or natural causes associated with environmental changes and high magnitude events. This work aims to characterize and to analyze the...

Acessar o artigo
DIMENSÕES DAS FIBRAS E SUA RELAÇÃO COM A IDADE DE TRANSIÇÃO ENTRE LENHO JUVENIL E ADULTO DE Eucalyptus grandis W. Hill ex Maiden - (2017)

Rômulo Trevisan, Magda Rosa, Clovis Roberto Haselein, Elio José Santini, Darci Alberto Gatto

Volume: 27 - Issue: 4

Resumo. This study was undertaken to evaluate the fiber dimensions and the transition age between juvenile and mature wood of Eucalyptus grandis . It was selected, based on the Assmann’s dominant diameter, four trees of an experimental stand located in the northern coast of Rio Grande do Sul...

Acessar o artigo
DIVERSIDADE DE LEPIDOPTERA EM UM FRAGMENTO FLORESTAL EM MUZAMBINHO, MINAS GERAIS - (2017)

Dirlene Aparecida de Andrade, Isabel Ribeiro do Valle Teixeira

Volume: 27 - Issue: 4

Resumo. The monitoring Lepidoptera populations provides important information to assess the dynamics and ecological changes in ecosystems. In this work, it was evaluated and characterized the Lepidoptera fauna of forest fragment of the IFSULDEMINAS - Campus Muzambinho, MG state....

Acessar o artigo
ESTRUTURA DA ASSEMBLEIA DE SCOLYTINAE (COLEOPTERA: CURCULIONIDAE) EM ÁREAS FLORESTADAS COM Eucalyptus spp. NO SUL DO RIO GRANDE DO SUL - (2017)

Jutiane Wollmann, Mauro Silveira Garcia, Carlos Alberto Hector Flechtmann, Elder Finkenauer, Flávio Roberto Mello Garcia

Volume: 27 - Issue: 4

Resumo. The aim of this study was to contribute to the knowledge of the assembly of Scolytinae beetles associated with Eucalyptus plantations in southern Rio Grande do Sul state, Brazil, and determine species of importance to the culture. Biweekly samples were taken from five Fibria Celulose S/A...

Acessar o artigo
ESTRUTURA DA COMUNIDADE ARBÓREA E CARACTERÍSTICAS EDÁFICAS DE UM FRAGMENTO URBANO - (2017)

Vagner Santiago Vale, Glein Monteiro Araújo, Alexandre Silva de Oliveira, Jamir Afonso Prado-Júnior, Lilian Cristina da Silva Santos

Volume: 27 - Issue: 4

Resumo. In Brazil, there are forest fragments inserted in the urban area under threat of degradation. The Desamparo Forest (Araguari-MG) is an important forest protecting springs at an urban park. This study aimed the phytosociological survey of trees from a forest gradient and perform soil analysis....

Acessar o artigo
ESTRUTURA DO ESTRATO LENHOSO DE UMA COMUNIDADE ARBUSTIVA FECHADA SOBRE CORDÃO ARENOSO NA RESTINGA DA MARAMBAIA - RJ - (2017)

Henrique Machado Dias, Dorothy Sue Dunn de Araujo

Volume: 27 - Issue: 4

Resumo. The present study described the floristic and structure of the woody layer in closed shrubby formation on a sandy coastal plain at Restinga da Marambaia and compare this vegetation to other physiognomically similar plant communities. Using the line intercept method, a total of 1170m were...

Acessar o artigo
HERB RECOVERY IN DEGRADED CAATINGA SITES ENRICHED WITH NATIVE TREES - (2017)

Juliana Matos Figueiredo, Joab Medeiros de Araújo, Assíria Maria Ferreira da Nóbrega Lúcio, Ivonete Alves Bakke, Olaf Andreas Bakke

Volume: 27 - Issue: 4

Resumo. Herb recovery was evaluated in degraded Caatinga sites protected from grazing and enriched with native trees, in Patos-PB state, Brazil . Treatments were randomized according to a block design with five treatments (no tree planting –T 0 – or tree...

Acessar o artigo
IMPACTOS DA INVASÃO POR Cryptostegia madagascariensis Bojer ex Decne. (Apocynaceae Juss.) EM REMANESCENTES DE CAATINGA NO MUNICÍPIO DE IBARETAMA, CEARÁ, BRASIL - (2017)

Flaubert Queiroga de Sousa, Leonaldo Alves de Andrade, Klerton Rodrigues Forte Xavier, Patrícia Cândido da Cruz Silva, Manoel Bandeira de Albuquerque

Volume: 27 - Issue: 4

Resumo. Cryptostegia madagascariensis Bojer ex Decne. is a shrubby species capable of forming populational massifs in several niches of caatinga and its related ecosystems, especially in the most humid sites, that may change the characteristics of native vegetation, triggering the...

Acessar o artigo
IN VITRO PROPAGATION OF Casearia sylvestris SWARTZ (SALICACEAE) - (2017)

Juçara Terezinha Paranhos, Lisiane löbler, Joanei Cechin, Tiéle Stüker Fernandes, Elvis Fao, Hilda Hildebrand Soriani

Volume: 27 - Issue: 4

Resumo. In order to do an in vitro propagation of Casearia sylvestris , a tree native to Brazilian forests, studies of in vitro seed germination were performed and aseptic seedlings obtained were used as explant donors for micropropagation. Mature and immature seeds, stored for 10 days at 10 or...

Acessar o artigo
INFLUÊNCIA DA LUMINOSIDADE E FERTILIZANTES NOS TEORES DE METILXANTINAS E COMPOSTOS FENÓLICOS EM FOLHAS DE ERVA-MATE - (2017)

Überson Boaretto Rossa, Alessandro Camargo Angelo, Jorge Zbigniew Mazuchowski, Danielle Janaina Westphalen, Catia Nara Tobaldini Frizon, Carlos Eduardo Nogueira Martins

Volume: 27 - Issue: 4

Resumo. The Mate Tea (Ilex paraguariensis A. St.-Hil.) is a climax species adapted to low light, and that is why is more cultivated in consortium with other species of woods and more intensively that their traditional exploration. To maintain adequate levels of...

Acessar o artigo
INFLUÊNCIA DA PEDOFORMA NA COMPOSIÇÃO DO BANCO DE SEMENTES EM FLORESTA SECUNDÁRIA NA REGIÃO DE MAR DE MORROS, PINHEIRAL - RJ - (2017)

Gilsonley Lopes dos Santos, Marcos Gervasio Pereira, Tiago de Conto, Daniel Costa de Carvalho, Thiago Azevedo de Amorim, Victoria Maria Monteiro Mendonça, Luiz Fernando Duarte de Moraes

Volume: 27 - Issue: 4

Resumo. The composition and quality of the seed bank are some of the factors responsible for the structure and floristic composition of forest environments. The aim of this study was to evaluate the seed bank of a semideciduous forest patch, taking into account the influence of the...

Acessar o artigo
MÉTODOS DE RESGATE E IDADES CRONOLÓGICAS DE PLANTAS-MATRIZES NO ENRAIZAMENTO DE BROTAÇÕES EPICÓRMICAS DE Ilex paraguariensis - (2017)

Carlos André Stuepp, Juliany de Bitencourt, Ivar Wendling, Henrique Soares Koehler, Katia Christina Zuffellato-Ribas

Volume: 27 - Issue: 4

Resumo. We investigate the rooting of epicormic shoots from girdling and coppicing of adult mate trees with 17 and 80-years-old, in the winter and the summer. Cuttings were planted in boxes filled with vermiculite and carbonized rice hull 1:1 (v/v) and after 90 days in greenhouse rooting percentage,...

Acessar o artigo
MICORRIZAS ARBUSCULARES E FOSFATO NO DESENVOLVIMENTO DE MUDAS DE CEDRO-AUSTRALIANO - (2017)

Emanuela Pille da Silva, Paulo Ademar Avelar Ferreira, Antônio Eduardo Furtini-Neto, Cláudio Roberto Fonsêca Sousa Soares

Volume: 27 - Issue: 4

Resumo. The Australian red cedar ( Toona ciliata M. Roem var. Australis) is a species that has shown potential for forest use in Brazil. Thus, the objective of this study was to test the Australian red cedar seedlings response to inoculation with arbuscular mycorrhizal fungi (AMF) in different doses...

Acessar o artigo
MODELAGEM NÃO LINEAR DA RELAÇÃO HIPSOMÉTRICA E DO CRESCIMENTO DAS ÁRVORES DOMINANTES E CODOMINANTES DE Eucalyptus sp. - (2017)

Elliezer de Almeida Melo, Natalino Calegario, Adriano Ribeiro de Mendonça, Ernani Lopes Possato, Joyce de Almeida Alves, Marcos Antonio Isaac Júnior

Volume: 27 - Issue: 4

Resumo. This work aimed to evaluate linear and nonlinear, classical and generalized models with the addition of covariates for modeling the hypsometric relation and the height growth of dominant and codominant trees of eucalypt clones. Two linear models and two nonlinear models were...

Acessar o artigo
OCORRÊNCIA ESPONTÂNEA DE Beauveria bassiana (Bals. Criv.) Vuill. 1912 (ASCOMYCETES: CLAVICIPITACEAE) SOBRE Thaumastocoris peregrinus (HEMIPTERA: THAUMASTOCORIDAE) - (2017)

Grasielle Adriane Toscan Lorencetti, Michele Potrich, Sérgio Miguel Mazaro, Everton Ricardi Lozano, Thiago Evandro Gonçalves, Sidinei Dallacort

Volume: 27 - Issue: 4

Resumo. Exemplars of Thaumastocoris peregrinus (Hemiptera: Thaumastocoridae), insect pest of the genus Eucalyptus , were found dead in the Eucalyptus grandis plantation in the city of Realeza, the southwest region of the state of Paraná, Brazil, with white...

Acessar o artigo
PARÂMETROS FISIOLÓGICOS DE MUDAS DE Albizia niopoides PRODUZIDAS EM DIFERENTES COMPOSIÇÕES DE SUBSTRATO - (2017)

Marcelo Vielmo Afonso, Emanuela Garbin Martinazzo, Tiago Zanatta Aumonde, Francisco Amaral Villela

Volume: 27 - Issue: 4

Resumo. The work aimed to evaluate the influence of composition a substrate organo-sandy on emergence and physiological parameters of angico-white seedlings. The seeds were subjected to germination in the following compositions of substrate: T 1 ) 100% sand; T 2 ) 75% sand + 25%...

Acessar o artigo
PRODUÇÃO DE MUDAS DE Enterolobium contortisiliquum E PARTIÇÃO DE ASSIMILADOS EM RESPOSTA À ADUBAÇÃO FOSFATADA E INOCULAÇÃO COM FUNGOS MICORRÍZICOS - (2017)

Tiago de Sousa Leite, Jeferson Luiz Dallabona Dombroski, Rômulo Magno Oliveira de Freitas, Moadir de Sousa Leite, Mara Raquel de Oliveira Rodrigues

Volume: 27 - Issue: 4

Resumo. This study aimed to evaluate the production of Enterolobium contortisiliquum (Vell.) Morong seedlings and assimilate partitioning under different levels of phosphorus, in the presence and absence of arbuscular mycorrhizal fungi. The experiment was conducted in randomized blocks in a 5x2...

Acessar o artigo
PRODUÇÃO E DECOMPOSIÇÃO DE SERAPILHEIRA EM POVOAMENTOS DE TECA NO ESTADO DE MATO GROSSO, BRASIL - (2017)

Tania de Fátima de Deus Rosa, Walcylene Lacerda Matos Pereira Scaramuzza, Isadora Pires Feitosa, Fernanda Feboli Mansano de Abreu

Volume: 27 - Issue: 4

Resumo. The objective of this study was to estimate the litter production and decomposition rate, litter renewal and decomposition period in Tectona grandis Linn. F. (Teca) populations. The research was carried out in three different populations located in the city of Nossa Senhora do Livramento...

Acessar o artigo
PROPRIEDADES FÍSICAS E MECÂNICAS DA MADEIRA DE Eucalyptus benthamii SOB. EFEITO DO ESPAÇAMENTO DE PLANTIO - (2017)

Cristiane Carla Benin, Luciano Farinha Watzlawick, Éverton Hillig

Volume: 27 - Issue: 4

Resumo. In this study, it was determined the physical and mechanical properties of Eucalyptus benthamii wood, at the age of six years, in four planting spacings (3x2, 3x3, 3x4, 4x4m). To the evaluation of physical properties, discs were sampled at five positions on...

Acessar o artigo
TESTE DE ENVELHECIMENTO ACELERADO PARA AVALIAR O POTENCIAL FISIOLÓGICO DE SEMENTES DE CANUDO-DE-PITO - (2017)

Diêgo Gomes Júnior, José Carlos Lopes

Volume: 27 - Issue: 4

Resumo. This work aimed to evaluate the potential physiologic Mabea fistulifera Mart. after varying periods of exposure to accelerated aging. The experiment was conducted using the accelerated aging test in the traditional method and with the use of saturated...

Acessar o artigo
THE MICROCLIMATE OF DIFFERENT LANDSCAPE ARRANGEMENTS IN STREET TREES OF CURITIBA-PR STATE - (2017)

Angeline Martini, Daniela Biondi, Antonio Carlos Batista

Volume: 27 - Issue: 4

Resumo. Microclimate improvement is frequently stated as one of the benefits generated by urban forestry. However, there are still few studies that quantitatively approach this issue. The goal of this study was to quantify the microclimatic difference between streets with and without trees, for each...

Acessar o artigo
VARIABILIDADE GENÉTICA EM GENÓTIPOS DE TECA (Tectona grandis Linn. F.) BASEADA EM MARCADORES MOLECULARES ISSR E CARACTERES MORFOLÓGICOS - (2017)

Luana Della Giustina, Ana Aparecida Bandini Rossi, Felipe Sakamoto Vieira, Flávio Dessaune Tardin, Leonarda Grillo Neves, Telma Nair Santana Pereira

Volume: 27 - Issue: 4

Resumo. The aim of this work was to evaluate 50 genotypes of teak based on molecular markers ISSR. Among the genotypes studied, 12 were candidate trees, 36 were surrounding the candidates and 02 trees were considered superior based on the phenotype, according to the assessment of the...

Acessar o artigo
ANÁLISE DA INFLUÊNCIA LUMINOSA NOS ASPECTOS ANATÔMICOS DE FOLHAS DE Theobroma speciosum WILLD EX SPRENG. (MALVACEAE) - (2017)

Juliana de Freitas Encinas Dardengo, Ana Aparecida Bandini Rossi, Ivone Vieira da Silva, Marcos José Gomes Pessoa, Carolina Joana da Silva

Volume: 27 - Issue: 3

Resumo. The anatomical knowledge of species of the Theobroma genus is important for the establishment and maintenance of germplasm collections, considering agronomic and phytopathological studies, and breeding programs. This study aimed to characterize the anatomy of Theobroma...

Acessar o artigo
ANÁLISE FITOGEOGRÁFICA DA FLORA ARBUSTIVO-ARBÓREA EM ECÓTONO NO PLANALTO DA BODOQUENA, MS, BRASIL - (2017)

Carmen Beatriz Reiss Zavala, Shaline Séfara Lopes Fernandes, Zefa Valdivina Pereira, Sandro Menezes Silva

Volume: 27 - Issue: 3

Resumo. Setting priorities in the conservation of terrestrial ecosystems refers to the need for knowledge about the diversity of environments, especially in the Cerrado biome and its floristic transition zones, already in high stage of degradation. With this scenario, t his study aimed to carry out a...

Acessar o artigo
ÁREA DE PRESERVAÇÃO PERMANENTE DE UM RIO E ANÁLISE DA LEGISLAÇÃO DE PROTEÇÃO DA VEGETAÇÃO NATIVA - (2017)

Karla Campagnolo, Geraldo Lopes da Silveira, Alessandro Carvalho Miola, Regis Leandro Lopes da Silva

Volume: 27 - Issue: 3

Resumo. The new Forest Code (NCF) which substitutes the Law No. 4.771, Old Forestry Code (ACF), regulates the definition of Permanent Preservation Areas (APP’s) of waterway marginal ranges, considering that currently their delimitation must be done from the edge of the regular bed rail (LR),...

Acessar o artigo
AVALIAÇÃO DAS PROPRIEDADES FÍSICO-MECÂNICAS DE PAINÉIS DE CASCA DE ARROZ E ADESIVO TANINO-FORMALDEÍDO - (2017)

Joel Telles de Souza, Walmir Marques de Menezes, Clovis Roberto Haselein, Talita Baldin, Rafael da Rosa Azambuja, Weslley Wilker Corrêa Morais

Volume: 27 - Issue: 3

Resumo. Rice husk, waste produced by processing of rice, has become a problem of environmental, economic and public health. As a result, this research aims to explore the potential of these underutilized resources in Brazil in the development of particleboard glued with tannin-formaldehyde. Therefore,...

Acessar o artigo
CARACTERIZAÇÃO DA TESTA DE SEMENTES DE Apuleia leiocarpa (VOGEL) J. F. MACBR) APÓS SUPERAÇÃO DE DORMÊNCIA - (2017)

Dayene Schiavon de Castro, Eduardo Fontes Araujo, Eduardo Euclydes de Lima e Borges, Hugo Tiago Ribeiro Amaro

Volume: 27 - Issue: 3

Resumo. The dormancy is an intrinsic seed phenomenon, functioning as natural mechanism of resistance to adverse environmental factors. Germination will occur only when it is overcome and the environmental conditions are favorable for seedling growth. The objective of this study was to analyze the...

Acessar o artigo
CHARACTERIZATION AND STATISTICAL CORRELATION BETWEEN CHARCOAL’S PHYSICAL AND MECHANICAL PROPERTIES OF Eucalyptus AND Corymbia CLONES - (2017)

Victor Hugo Pereira Moutinho, Mario Tomazello Filho, José Otávio Brito, Adriano Wagner Ballarin, Fernando Wallase Carvalho Andrade, Cláudia da Costa Cardoso

Volume: 27 - Issue: 3

Resumo. The study aimed to analyze the physical and mechanical properties of charcoal from eucalypt clones by principal component analysis and demonstrate the relationships between these properties, in order to assess which charcoal property should aimed in the process to obtain a...

Acessar o artigo
COMPOSIÇÃO E ESTRUTURA FLORÍSTICA EM BOSQUES DE MANGUEZAIS PARAENSES, BRASIL - (2017)

Elena Almeida de Carvalho, Mário Augusto Gonçalves Jardim

Volume: 27 - Issue: 3

Resumo. This study aimed to characterize the floristic composition and structure of mangroves in three municipalities in Pará, to identify possible conservation and environmental change indicators. At each site, three plots were delimited in 10 x 50 m, registering the species present and...

Acessar o artigo
EFEITO DA APLICAÇÃO DO POTÁSSIO, DO SÓDIO E DA DISPONIBILIDADE HÍDRICA NA DENSIDADE APARENTE A 12% DE UMIDADE DO LENHO JUVENIL DE ÁRVORES DE Eucalyptus grandis - (2017)

Vinicius Resende Castro, Paula Gabriella Surdi, Carlos Roberto Sette Junior, Mario Tomazello Filho, Gilles Chaix, Jean Paul Laclau

Volume: 27 - Issue: 3

Resumo. Expressive area of forest plantations fast-growing of eucalyptus in Brazil and in other regions of the world is under the influence of climate change, water stress and low soil fertility, affecting the growth and the quality of the wood from the trees. This study aimed to...

Acessar o artigo
EFEITO DA COR DE ARMADILHAS ADESIVAS PARA MONITORAMENTO DE Thaumastocoris peregrinus CARPINTERO & DELLAPÉ (HEMIPTERA: THAUMASTOCORIDAE) NO CAMPO - (2017)

Márcia Aparecida Smaniotto, Uemerson Silva da Cunha, Elder Finkenauer, Mauro Silveira Garcia

Volume: 27 - Issue: 3

Resumo. The bronze bug Thaumastocoris peregrinus is native from Australia and has been detected in Brazil since 2008, causing damages in eucalypt plantations. This insect feeds on the phloem-sap, preferentially on the oldest leaves, that evolves into chlorotic spots and later...

Acessar o artigo
EFEITO DE MICORRIZAS E DA FERTILIZAÇÃO NO CRESCIMENTO DE MUDAS DE Campomanesia xanthocarpa (MART.) O.BERG., PRODUZIDAS EM DIFERENTES SUBSTRATOS - (2017)

Samanta Jaqueline Dalanhol, Antonio Carlos Nogueira, Sergio Gaiad, Dagma Kratz

Volume: 27 - Issue: 3

Resumo. Due to the need for recovery of degraded areas and permanent preservation areas, the planting of native species in Brazil increased and consequently there was an increase in demand for seedlings. Thus, in order to produce seedlings Campomanesia xanthocarpa with higher quality, the aim of this...

Acessar o artigo
ESPÉCIES ARBÓREAS POTENCIAIS PARA A REVEGETAÇÃO DE REJEITO SALINO CONTAMINADO COM ARSÊNIO - (2017)

Lorena Abdalla de Oliveira Prata Guimarães, Igor Rodrigues de Assis, Luiz Eduardo Dias, Amanda Longhi Cordeiro, Aline Soares Freire

Volume: 27 - Issue: 3

Resumo. The processing of gold ores exploited in Paracatu, MG, generates tailings with chemical and physical characteristics adverse to plants growth, mainly by high concentration of arsenic (As) and salinity. The revegetation of this material requeres identify species capable of grow under these...

Acessar o artigo
ESTUDO DA ADIÇÃO DA LIGNINA KRAFT NAS PROPRIEDADES MECÂNICAS DOS BRIQUETES DE RESÍDUOS DA INDÚSTRIA MOVELEIRA - (2017)

Adriana de Fátima Gomes Gouvêa, Ana Márcia Macedo Ladeira Carvalho, Cláudio Mudadu Silva, Angélica de Cássia Oliveira Carneiro, Paulo Fernando Trugilho, Fabiana Paiva de Freitas, Lumena Boroni Valadares, Claudia Marcia Gomes, Emerson Belarmino Costa

Volume: 27 - Issue: 3

Resumo. In order to improve global effectiveness of energy production, a strategy is the model of bio-refineries in which all the components of biomass are totally used to produce a range of products with aggregated value. The kraft lignin is one of the products originated in the process of cellulose...

Acessar o artigo
FENOLOGIA DE ESPÉCIES NATIVAS ARBÓREAS NA REGIÃO CENTRAL DO ESTADO DO RIO GRANDE DO SUL - (2017)

Tiago Silveira Ferrera, Taíse Maria Pelissaro, Sônia Maria Eisinger, Evandro Zanini Righi, Galileo Adeli Buriol

Volume: 27 - Issue: 3

Resumo. The general aim of this study was to monitor the vegetative and reproductive phenology of 20 native tree species existing in the Botanical Garden of the Federal University of Santa Maria, Santa Maria-RS, Brazil. This general aim was reached by associating the duration of the...

Acessar o artigo
FITOSSOCIOLOGIA DA VEGETAÇÃO ARBÓREA DO PARQUE NACIONAL DO IGUAÇU - (2017)

Ronan Felipe de Souza, Sebastião do Amaral Machado, Franklin Galvão, Afonso Figueiredo Filho

Volume: 27 - Issue: 3

Resumo. Phytosociology of tree vegetation in Iguaçu National Park is inserted within Atlantic Forest biome and is considered the largest Brazilian non-Amazon Park. Despite its importance and its significant forest area, there are few scientific studies related to its vegetation. In order to meet...

Acessar o artigo
GERMINAÇÃO E DESENVOLVIMENTO INICIAL DE Campomanesia pubescens (DC.) O. BERG (MYRTACEAE) EM DIFERENTES SUBSTRATOS - (2017)

Fernando Periotto, Sonia Cristina Juliano Gualtieri

Volume: 27 - Issue: 3

Resumo. Campomanesia pubescens (DC.) O. Berg. is a shrubby species of Myrtaceae family typical of Cerrado. The research aimed to study the performance of four different substrates in its early development. Thus were performed to evaluate seedling emergence, growth analysis and the mass...

Acessar o artigo
GROWTH OF Tectona grandis SEEDLINGS IRRIGATED WITH SALINE WATER - (2017)

Igor Alberto Silvestre Freitas, Lidiane Villas Boas dos Santos, Ana Carolina Ferreira da Silva, Camylla Reis da Silva, Patrícia Souza da Silveira, Fábio Santos Matos

Volume: 27 - Issue: 3

Resumo. The objective of the present study was to evaluate the effect of the irrigation water salinity on the initial growth of Tectona grandis plants. The work was carried out in a greenhouse with 100% solar radiation interception at Goiás State University, Ipameri Campus,...

Acessar o artigo
INFLUÊNCIA DA TERMORRETIFICAÇÃO NA RESISTÊNCIA A DEGRADAÇÃO BIOLÓGICA DAS MADEIRAS DE Pinus taeda E Eucalyptus grandis - (2017)

Karina Soares Modes, Elio José Santini, Magnos Alan Vivian, Alencar Garlet

Volume: 27 - Issue: 3

Resumo. This study investigated the effect of two thermal treatment technique on the biological properties of the wood of Pinus taeda L. and Eucalyptus grandis and W. Hill ex Maiden, comparing them with results obtained for the untreated wood. Of each species were sampled three trees at age...

Acessar o artigo
MANEJO DE COLHEITA E ADUBAÇÃO FOSFATADA NA CULTURA DA ERVA-MATE (Ilex paraguariensis) EM FASE DE PRODUÇÃO - (2017)

Delmar Santin, Eliziane Luiza Benedetti, Nairam Félix de Barros, Lucas Leandro Fontes, Igor Carvalho de Almeida, Júlio César Lima Neves, Ivar Wendling

Volume: 27 - Issue: 3

Resumo. Successive harvesting of leaves (FO) and thin branches (GF), with no nutrient reposition by fertilization, have been resulting in continuous decrease in Brazilian productivity of mate in the last 20 years. So, the objective of this work was to evaluate the influence of harvest interval and...

Acessar o artigo
MANEJO DE RESIDUOS DE Eucalyptus grandis Hill ex Maiden EN SITIOS CONTRASTANTES - (2017)

Ana Maria Lupi, Teresa Boca, Maria De Los Angeles Garcia, Diana Diaz, Luciana Ingaramo

Volume: 27 - Issue: 3

Resumo. En la región NE de Argentina existe poca información sobre el impacto que tienen las diferentes alternativas de manejo de residuos de la cosecha forestal sobre las propiedades edáficas. En este estudio se analizó el efecto a corto plazo de sistemas de manejo de...

Acessar o artigo
MAPEAMENTO DAS ÁREAS DE PRESERVAÇÃO PERMANENTE DO ESTADO DO ESPÍRITO SANTO, BRASIL - (2017)

Fernando Coelho Eugenio, Alexandre Rosa dos Santos, Nilton Cesar Fiedler, Guido Assunção Ribeiro, Aderbal Gomes da Silva, Vicente Paulo Soares, José Marinaldo Gleriani

Volume: 27 - Issue: 3

Resumo. The study was conducted across the state of Espirito Santo, with the objective of limiting the Permanent Preservation Areas (PPAs) by optical law 12.651/2012 (forest code) and highlight the importance of identifying those areas automatically. Each PPA has its own methodology for...

Acessar o artigo
MÉTODOS DE AJUSTE E PROCEDIMENTOS DE SELEÇÃO DE FUNÇÕES PROBABILÍSTICAS PARA MODELAR A DISTRIBUIÇÃO DIAMÉTRICA EM FLORESTA NATIVA DE ARAUCÁRIA - (2017)

Enrique Orellana, Afonso Figueiredo Filho, Sylvio Péllico Netto, Andrea Nogueira Dias

Volume: 27 - Issue: 3

Resumo. The aim of this work was to evaluate the performance of the probability density functions with different fitting procedures and statistical evaluation to describe the diameter distribution of a Mixed Ombrophyllous Forest fragment. The study area is part of the Irati National Forest (FLONA), in...

Acessar o artigo
MORFOTIPOS DE FRUTOS E MORFOLOGIA DE PLÂNTULAS DE Attalea maripa (Aubl.) Mart. - (2017)

Ariana Kelly Mota Gemaque Matos, Leonilde dos Santos Rosa, Helaine Cristine Gonçalves Pires, Benedito Silva Cabral, Thiago Almeida Vieira, Viviane Martins Silva

Volume: 27 - Issue: 3

Resumo. Attalea maripa (Aubl.) Mart. (inajá) is oleaginous specie found in tropical rain forest, with great potential to be used as a source of raw material for biofuel. Despite its importance, its natural populations are being phased out during cleaning of pastures and...

Acessar o artigo
POTENCIAL DE FRAGMENTOS FLORESTAIS INSERIDOS DENTRO DE FLORESTA DE EXÓTICAS PARA A RESTAURAÇÃO DA FLORESTA COM ARAUCÁRIAS - (2017)

Paula Iaschitzki Ferreira, Giovani Festa Paludo, Camila Lucas Chaves, Roseli Lopes da Costa Bortoluzzi, Adelar Mantovani

Volume: 27 - Issue: 3

Resumo. Forest fragmentation and the use of landscape matrices by agricultural and forest cultures can change the species composition such that these will no longer reflect the structure of the native forests. Thus, fragments can lose their potential to provide propagules for restoration once they lose...

Acessar o artigo
REGIÕES HOMOGÊNEAS DE VEGETAÇÃO UTILIZANDO A VARIABILIDADE DO NDVI - (2017)

Ana Paula Assumpção Cordeiro, Moacir Antônio Berlato, Denise Cybis Fontana, Ricardo Wanke de Melo, Yosio Edemir Shimabukuro, Claudimar Sidnei Fior

Volume: 27 - Issue: 3

Resumo. The classification techniques, such as cluster analysis, used in biological areas, in the plants and animals classification keys, are also useful for defining homogeneous regions, for climate data or for identification or monitoring of vegetation. The objective of the research was to...

Acessar o artigo
RESISTÊNCIA DE ISCAS GRANULADAS, DISTRIBUÍDAS A GRANEL E EM MICROPORTA-ISCAS, À AÇÃO DA UMIDADE EM PLANTIO DE Pinus taeda NO PLANALTO SUL-CATARINENSE - (2017)

David Alexandre Buratto, Nilton José Sousa, Marcelo Dias Souza, Flávio Augusto Rolin

Volume: 27 - Issue: 3

Resumo. Control programs for leaf-cutting ants of the genus Acromyrmex in southern Brazil are poorly studied and the information comes from the control of the genus Atta and the damage caused by leaf-cutting ants in Eucalyptus spp. This lack of information about this ant makes some forest companies of...

Acessar o artigo
SEASONAL PATTERNS OF PHENYLALANINE AMMONIA-LYASE ACTIVITY AND TOTAL PHENOL AND TANNIN CONTENTS IN Stryphnodendron adstringens (Mart.) Coville - (2017)

Ana Hortência Fonsêca Castro, Amauri Alves de Alvarenga, João Paulo Rodrigues Alves Delfino Barbosa, Thaís de Oliveira Fontes Mansur, Ana Cardoso Clemente Filha Ferreira de Paula

Volume: 27 - Issue: 3

Resumo. Folhas e cascas do caule de Stryphnodendron adstringens , uma espécie do Cerrado brasileiro, foram utilizadas para examinar os padrões sazonais da atividade da fenilalanina amônia-liase e os teores de fenóis e taninos totais em 16 indivíduos...

Acessar o artigo
SIMILARIDADE FLORÍSTICA ENTRE TRECHOS DE FLORESTA ESTACIONAL SEMIDECIDUAL DO CORREDOR DE BIODIVERSIDADE SANTA MARIA - PR - (2017)

Darlene Gris, Lívia Godinho Temponi

Volume: 27 - Issue: 3

Resumo. The function of Biodiversity Corridors is to maintain and restore connectivity between forest fragments remains. Santa Maria Biodiversity Corridor, in PR state, aims to connect Iguaçu National Park to the riparian forest of the Itaipu reservoir, through the...

Acessar o artigo
SUBSTÂNCIAS HÚMICAS EM CAMBISSOLO SOB VEGETAÇÃO NATURAL E PLANTIOS DE PINUS EM DIFERENTES IDADES - (2017)

Priscylla Pfleger, Paulo Cezar Cassol, Álvaro Luiz Mafra

Volume: 27 - Issue: 3

Resumo. Due to the great area occupied with Pinus sp. plantations in southern Brazil, it is considered necessary to evaluate the impact of this kind of crop on soil organic carbon stock, specially related to fractions from humic substances (HS). On this context, this work aims to evaluate the...

Acessar o artigo
USO DO MÉTODO DA PREDIÇÃO DE PARÂMETROS PARA PROJETAR A DISTRIBUIÇÃO DIAMÉTRICA EM FLORESTAS NATIVAS COM A FUNÇÃO WEIBULL - (2017)

Enrique Orellana, Afonso Figueiredo Filho

Volume: 27 - Issue: 3

Resumo. The objective of this study was to use the 3P (Three Parameters) Weibull Parameter Prediction method to predict the diameter distribution in a Mixed Ombrophilous forest fragment, comparing the results with predictions generated by the Transition Matrix and Movement Ratio...

Acessar o artigo
VELOCIDADE DE CARBOXILAÇÃO DA RUBISCO E TRANSPORTE DE ELÉTRONS EM ESPÉCIES ARBÓREAS EM RESPOSTA A FATORES DO AMBIENTE NA AMAZÔNIA CENTRAL - (2017)

Keila Rêgo Mendes, Ricardo Antonio Marenco, Helena Cristina Santos Nascimento

Volume: 27 - Issue: 3

Resumo. Light availability is one of the main factors that limits photosynthetic rates in saplings in the forest understory. The aims of this study were to determine how photosynthetic parameters (maximum carboxylation velocity of Rubisco – V c-max and maximum rate of electron transport –...

Acessar o artigo
ABORDAGEM BORROW STRENGHT APLICADA A MODELO GEOESTATÍSTICO PARA ESTIMATIVA DE VOLUME - (2017)

Julio Cesar Wojciechowski, Julio Eduardo Arce, Saulo Henrique Weber, Paulo Justiniano Ribeiro Junior, Carlos Alberto da Fonseca Pires

Volume: 27 - Issue: 2

Resumo. This study aimed to use the share parameters of the geo-statistical models applied to maximum likelihood estimators to predict the volumes per hectare in three fragments of a Deciduous Forest located in Santa Teresa, RS state, employing the ‘Borrow Strength’...

Acessar o artigo
AGREGAÇÃO DE UM CAMBISSOLO HÚMICO EM POVOAMENTOS DE Pinus taeda L. COM DIFERENTES ROTAÇÕES - (2017)

Simone Filipini Abrão, Suzana Ferreira da Rosa, Dalvan José Reinert, José Miguel Reichert, Ângelo Augusto Ebling

Volume: 27 - Issue: 2

Resumo. The study aims to verify whether the introduction of the specie Pinus taeda L. in soil under natural field alters the aggregation of Haplumbrept, at differents rotations. The study was conducted in the region of Campos de Cima da Serra, in the municipality of Cambará do Sul – RS...

Acessar o artigo
ALTURA DE VOO DE ESCOLITÍNEOS (COLEOPTERA, SCOLYTINAE) EM POVOAMENTO DE Pinus taeda L. NO SUL DO BRASIL - (2017)

Leonardo Mortari Machado, Ervandil Corrêa Costa

Volume: 27 - Issue: 2

Resumo. Scolytids (Curculionidae, Scolytinae) are small borer beetles belonging to the order Coleoptera that develop within or under the bark of trees. In northern countries, these insects cause significant damage especially when outbreaks occur. In Brazil, in general, the damage is minor when compared...

Acessar o artigo
APORTE DE SERAPILHEIRA E NUTRIENTES EM UMA ÁREA DE CAATINGA - (2017)

Alan Cauê de Holanda, Ana Lícia Patriota Feliciano, Fernando José Freire, Flaubert Queiroga de Sousa, Saul Ramos de Oliveira Freire, Allyson Rocha Alves

Volume: 27 - Issue: 2

Resumo. Caatinga is one of the Brazilian biomes where the highest degradation rates are recorded. It is associated mainly to the removal of vegetation for energy production and practice of subsistence agriculture, causing interference in nutrient cycling. The aim of the study was to quantify and...

Acessar o artigo
AVALIAÇÃO DA REGENERAÇÃO NATURAL EM ÁREA DE RESTAURAÇÃO ECOLÓGICA E MATA CILIAR DE REFERÊNCIA - (2017)

Debora Aline da Fonseca, Amanda Ratier Backes, Milena Fermina Rosenfield, Gerhard Ernst Overbeck, Sandra Cristina Müller

Volume: 27 - Issue: 2

Resumo. Riparian areas are a recurrent focus of ecological restoration due to their importance for the maintenance of ecosystem services. However, few studies have evaluated the success of active interventions in restoring ecosystem functions and processes. The natural regeneration is a successional...

Acessar o artigo
AVALIAÇÃO DO DESEMPENHO E CUSTOS DE DOIS SISTEMAS DE CABOS AÉREOS NA EXTRAÇÃO DE MADEIRA DE EUCALIPTO - (2017)

Ilvânio Luiz Guedes, Edvaldes José do Amaral, Elton Da Silva Leite, Haroldo Carlos Fernandes, Cleverson de Mello Sant\u2019Anna

Volume: 27 - Issue: 2

Resumo. The objective of this study was to evaluate the performance and determine the costs of two cable yarder systems in the extraction of eucalyptus wood in mountainous regions. The technical analysis was based on the study of times and motions of the operating cycle and productivity of two...

Acessar o artigo
AVALIAÇÃO DO USO SUSTENTÁVEL DA ARBORIZAÇÃO URBANA NO MUNICÍPIO DE CAFEARA, PARANÁ - (2017)

João Karlos Locastro, José Luiz Miotto, Bruno Luiz Domingos De Angelis, Marcelo Galeazzi Caxambu

Volume: 27 - Issue: 2

Resumo. The proper study aims to assess sustainability conditions of afforestation in Cafeara streets, PR state, and recommend possible management techniques for vegetation in urban areas. Therefore, there was the development of a tree inventory associated with the practice of on-site interviews,...

Acessar o artigo
BIOLOGIA DE Thaumastocoris peregrinus CARPINTERO E DELLAPÉ (HEMIPTERA: THAUMASTOCORIDAE) EM DEZ ESPÉCIES DE EUCALIPTO - (2017)

Márcia Aparecida Smaniotto, Alexandre da Silva, Uemerson Silva da Cunha, Mauro Silveira Garcia

Volume: 27 - Issue: 2

Resumo. The bronze bug Thaumastocoris peregrinus is native from Australia and has been detected in Brazil since 2008, causing damages in eucalyptus plantations. This insect feeds on phloem-sap, preferentially on the oldest leaves that evolves into chlorotic spots and later in bronze...

Acessar o artigo
BIOMASSA, CRESCIMENTO E RESPOSTAS ECOFISIOLÓGICAS DE PLANTAS JOVENS DE Bertholletia excelsa BONPL. SUBMETIDAS A DIFERENTES NÍVEIS DE IRRADIÂNCIA - (2017)

Cristiane Santos do Carmo Ribeiro de Souza, Victor Alexandre Hardt Ferreira dos Santos, Marciel José Ferreira, José Francisco de Carvalho Gonçalves

Volume: 27 - Issue: 2

Resumo. Brazil nut ( Bertholletia excelsa Bonpl.) is a light-demanding species, because in natural forest, the species depending of formation of clearings for reach reproduction size and in forest plantation, showing fast initial growth when exposed to high levels of irradiance. However, the...

Acessar o artigo
CARACTERIZAÇÃO DA PRODUÇÃO DE SERAPILHEIRA E DA CHUVA DE SEMENTES EM UMA RESERVA DE FLORESTA ESTACIONAL SEMIDECIDUAL, PARANÁ - (2017)

Maria Angélica Gonçalves Toscan, Ana Tereza Bittencourt Guimarães, Lívia Godinho Temponi

Volume: 27 - Issue: 2

Resumo. This study aimed to analyze litterfall production and seed rain of a fragment of seasonal semideciduous forest from western of Parana state with 242 ha, which is known as Santa Maria Farm’s Private Nature Reserve. The material was collected from June/2011 to...

Acessar o artigo
COMPARAÇÃO DAS CARACTERÍSTICAS BIOTÉCNICAS DE Sebastiania schottiana (Müll. Arg.) Müll. Arg., Phyllanthus sellowianus (Klotzscg) Müll. Arg., Salix humboldtiana Willd.,E Salix x rubens Shrank - (2017)

Leonardo Mortari Machado, Iris Cristiane Magistrali, Dane Block Araldi

Volume: 27 - Issue: 2

Resumo. This study aims at making a comparative study of the biotechnical characteristics of Sebastiania schottiana (Müll. Arg.) Müll. Arg., Phyllanthus sellowianus (Klotzscg) Müll. Arg., Salix humboldtiana Willd., and Salix x rubens Shrank. These species have, in previous...

Acessar o artigo
COMPORTAMENTO DO FOGO EM DIFERENTES PERÍODOS E CONFIGURAÇÕES DE UMA PAISAGEM NO NORDESTE DE PORTUGAL - (2017)

Simone Rodrigues de Magalhães, Carlos Antonio Alvares Soares Ribeiro, José Manuel Correia dos Santos Ferreira de Castro, Paulo Alexandre Martins Fernandes, Carlos Alberto Rodrigues Loureiro da Silva, Helena Margarida Pires Pinheiro, João Carlos Martins de Azevedo

Volume: 27 - Issue: 2

Resumo. In this study, we discuss the importance of land use, land cover planning and forest stand management in fire hazard reduction, through the analysis of fire behavior in relation to landscape changes in Deilão, northeastern Portugal. Markov chains and cellular automata model were...

Acessar o artigo
CONTEÚDO DE NUTRIENTES NA BIOMASSA E EFICIÊNCIA NUTRICIONAL EM ESPÉCIES DA CAATINGA - (2017)

Allyson Rocha Alves, Rinaldo Luiz Caraciolo Ferreira, José Antônio Aleixo da Silva, José Carlos Batista Dubeux Júnior, Josy Anteveli Osajima, Alan Cauê de Holanda

Volume: 27 - Issue: 2

Resumo. It was aimed to know the content of mineral nutrients in the components of the biomass of the aerial part of the species of the biggest value of importance in two areas of Caatinga and to evaluate the efficiency of these plants in the use of these nutrients. The research was carried...

Acessar o artigo
CRESCIMENTO DE MUDAS DE BARU E GONÇALO-ALVES EM SOLO DEGRADADO, SUPLEMENTADO COM RESÍDUO, EM ILHA SOLTEIRA - SP - (2017)

Kellian Kenji Gonzaga da Silva Mizobata, Ana Maria Rodrigues Cassiolato, Kátia Luciene Maltoni

Volume: 27 - Issue: 2

Resumo. The revegetation process represents an alternative to recovery of areas with exposed soil. The aim of this research was evaluate the growth of Dipteryx alata (baru) and Astronium fraxinifolium (gonçalo-alves) seedlings in degraded soil, compacted and not, supplemented...

Acessar o artigo
CRESCIMENTO E QUALIDADE DE MUDAS DE Cassia grandis Linnaeus f. EM RESPOSTA À ADUBAÇÃO FOSFATADA E CALAGEM - (2017)

Eliane Cristina Sampaio de Freitas, Haroldo Nogueira de Paiva, Helio Garcia Leite, Silvio Nolasco de Oliveira Neto

Volume: 27 - Issue: 2

Resumo. This study aimed at evaluating the growth and seedling quality of Cassia grandis Linnaeus f. in response to liming and phosphate fertilization. The treatments were arranged in a factorial design of 6 phosphorus levels (0, 120, 240, 360, 480 and 600 mg dm -3 ) by 5 base saturation levels (3,5...

Acessar o artigo
CRESCIMENTO INICIAL DE ITAÚBA E MACACAÚBA EM RECIPIENTES DE DIFERENTES TAMANHOS - (2017)

Matheus da Silva Ferreira, José Zilton Lopes Santos, Carlos Alberto Franco Tucci, Lucifrancy Vilagelim Costa

Volume: 27 - Issue: 2

Resumo. The dimensions of the container affect both the production cost and the quality of seedlings of forest species, and the pattern of response of these depends on the specificity of the species. The objective of this study was to evaluate the effect of size of containers on the initial growth of...

Acessar o artigo
DESEMPENHO DOS ÍNDICES DE NESTEROV E FÓRMULA DE MONTE ALEGRE NO DISTRITO DE LICHINGA, NORTE DE MOÇAMBIQUE - (2017)

Aires Afonso Mbanze, Antonio Carlos Batista, Alexandre França Tetto, Axel Misraim Romero, John Mudekwe

Volume: 27 - Issue: 2

Resumo. This study was conducted in order to evaluate the performance of Nesterov indexes and of Monte Alegre formula (FMA) in Lichinga environment (northern Mozambique) in order to suggest the best index to be used in this region. To do so, we used daily meteorological data...

Acessar o artigo
EQUAÇÕES HIPSOMÉTRICAS PARA Toona ciliata COM INCLUSÃO DE COVARIANTES - (2017)

Joyce de Almeida Alves, Natalino Calegario, Sebastião Carlos da Silva Rosado, Geisi Azevedo Silva, Ernani Lopes Possato, Elliezer de Almeida Melo

Volume: 27 - Issue: 2

Resumo. The height-diameter relationship is influenced by many variables, making difficult its modeling. The inclusion of covariates by the decomposition of model parameters can improve the model precision and help develop generic height-diameter models. This study...

Acessar o artigo
ESTRUTURA ARBÓREA E SAZONALIDADE DA COBERTURA DO DOSSEL EM VEGETAÇÃO FLORESTADA E ABERTA NO PARQUE NACIONAL SERRA DE ITABAIANA, SERGIPE, BRASIL - (2017)

Douglas de Matos Dias, Mariana Alves Pagotto, Taiguã Correa Pereira, Adauto de Souza Ribeiro

Volume: 27 - Issue: 2

Resumo. The forest formations on quartz white-sand are a kind of oligotrophic ecosystem and its phytophysionomical characteristics are affected by the climate seasonality. The canopy is one of these characteristics, its variations may influence the spatial distribution of the energy in the...

Acessar o artigo
EVOLUÇÃO E CONCENTRAÇÃO DA PRODUÇÃO DE LENHA E CARVÃO VEGETAL DA SILVICULTURA NO BRASIL - (2017)

Flávio José Simioni, José Mauro Magalhães Ávila Paz Moreira, Arlei Luiz Fachinello, Claudio Cesar de Almeida Buschinelli, Marilia Ieda da Silveira Folegatti Matsuura

Volume: 27 - Issue: 2

Resumo. The use of firewood and charcoal produced from forest plantations has presented growth trends in the Brazilian energy matrix. These renewable energy sources have been the focus of studies and public policies aimed at restructuring of production chains for the supply of demand. The aim of this...

Acessar o artigo
FUNGOS ECTOMICORRÍZICOS NA PRODUÇÃO DE MUDAS DE Eucalyptus grandis W. Hill ex. Maiden EM NEOSSOLO QUARTZARÊNICO - (2017)

Eduardo Lorensi de Souza, Zaida Inês Antoniolli, Rafael Goulart Machado, Daniel Eckhardt Pazzini, Sabrina Fátima Dahmer, Marciel Redin, Maiara Figueiredo Ramires

Volume: 27 - Issue: 2

Resumo. In Rio Grande do Sul state, the eucalyptus planted forests are cultivated in low fertility soils, which contribute to ectomycorrhizal association. This study evaluated the effect of ectomycorrhizal isolates UFSC-Pt116, UFSC-Pt188 and UFSC-SA9 inoculation, individually and in combination,...

Acessar o artigo
FUNGOS MICORRÍZICOS ARBUSCULARES E ADUBAÇÃO FOSFATADA NA PRODUÇÃO DE MUDAS DE PARICÁ - (2017)

Vanessa Nascimento Brito, Fernando Reynel Fundora Tellechea, Letícia Celia Heitor, Marta Simone Mendonça Freitas, Marco Antonio Martins

Volume: 27 - Issue: 2

Resumo. The recovery of degraded ecosystems demands research with native species that can support forest restoration programs. The production of seedlings with native tree species in association with soil microorganisms is an important technique for the rehabilitation of these environments. This study...

Acessar o artigo
IRRIGAÇÃO NO DESENVOLVIMENTO INICIAL DE Eucalyptus urophylla x Eucalyptus grandis e Eucalyptus grandis x Eucalyptus camaldulensis - (2017)

Leandro Henrique Jung, Adriano da Silva Lopes, Gabriel Queiroz de Oliveira, Jean Carlos Lopes de Oliveira, Eder Duarte Fanaya Júnior, Kelvin Rosalvo Melgar Brito

Volume: 27 - Issue: 2

Resumo. The aim of this study was to evaluate the initial development of two hybrids of eucalypt (Grancam and Urograndis), microsprinkler and drip irrigated and non-irrigated from 7 to 17 months after planting (MAP). The experiment was installed in the area of irrigation and...

Acessar o artigo
MICROPROPAGATION OF Aspidosperma polyneuron Müll. Arg. FROM IN VITRO GERMINATED SEEDLINGS - (2017)

Luciana Lopes Fortes Ribas, Miguel Pedro Guerra, Luiz Kulchetscki, Flávio Zanette

Volume: 27 - Issue: 2

Resumo. In this study, an efficient method for regenerating plants from nodal cultures of seedlings was developed for Aspidosperma polyneuron. Mature seeds were surface-sterilized and embryos were germinated in Woody Plant Medium (WPM). Epicotyl and hypocotyl nodal segments, excised from 3-week-old...

Acessar o artigo
QUALIDADE SANITÁRIA E FISIOLÓGICA DE SEMENTES DE ARAUCÁRIA DURANTE ARMAZENAMENTO - (2017)

Hagata Siqueira Hennipman, Álvaro Figueredo dos Santos, Elisa Serra Negra Vieira, Celso Garcia Auer

Volume: 27 - Issue: 2

Resumo. Araucaria angustifolia is a species of ecological and social-economic importance in the southern Brazil region, but it is at risk of extinction. Its seeds are classified as recalcitrant, requiring storage under controlled temperature and humidity to obtain greater longevity. Another aspect is...

Acessar o artigo
QUANTIFICAÇÃO DA CONTAMINAÇÃO BIOLÓGICA POR ESPÉCIES ARBÓREAS EXÓTICAS EM UM FRAGMENTO DE FLORESTA OMBRÓFILA MISTA EM LAGES - SC - (2017)

Fábio Rodrigues Spiazzi, Ana Carolina da Silva, Pedro Higuchi, Marcelo Negrini, André Luiz Guidini, Tiago de Souza Ferreira, Manoela Drews de Aguiar, Amanda da Silva Nunes, Aline Pereira Cruz, Vanessa Fátima Soboleski

Volume: 27 - Issue: 2

Resumo. The present study aimed to evaluate the biological contamination over time in a tree community of Montane Araucaria forest, in advanced successional stage, adjacent to a Pinus taeda L . plantation, in Lages, SC state. For this sake, a total of, 20 x 20m, 25 plots, distributed in five...

Acessar o artigo
REGENERAÇÃO NATURAL DE Ocotea odorifera (VELL.) ROHWER (LAURACEAE) EM FLORESTA OMBRÓFILA MISTA, PARANÁ, BRASIL - (2017)

Larissa Amanda Bett, Dayane May

Volume: 27 - Issue: 2

Resumo. The limitation of knowledge about auto-ecology of Ocotea odorifera (Lauraceae) in the preserved remnants indicates the need for further research to provide subsidies for the implementation of conservation programs. In this context, the present study aimed to evaluate the natural regeneration...

Acessar o artigo
SEEDS ECOPHYSIOLOGY IN AN ALTITUDE MARSH IN PARAÍBA STATE, BRAZIL, AIMING THE CONSERVATION OF THE AUTOCHTHONOUS BIODIVERSITY - (2017)

Robson Luis Silva de Medeiros, Vênia Camelo de Souza, José Nailson Barros Santos, Gilvaneide Alves de Azeredo, Fabiana dos Anjos

Volume: 27 - Issue: 2

Resumo. The altitude swamps in northeast Brazil are areas with divergent microclimates from the context that theyare located, their forest formations are disjunctions of the Atlantic Forest, marooned by the ‘Caatinga’ vegetation, a condition that makes these remaining areas with high...

Acessar o artigo
USO DA TÉCNICA DE RESISTOGRAFIA E DE VARIÁVEIS DENDROMÉTRICAS NA MODELAGEM DA DENSIDADE BÁSICA DE POVOAMENTOS CLONAIS DE Eucalyptus - (2017)

Donizete da Costa Dias, Jorge Luiz Colodette, Claudio Roberto Thiersch, Hélio Garcia Leite, José Livio Gomide

Volume: 27 - Issue: 2

Resumo. The basic density is a key property of wood quality for pulp production, but its determination is very time consuming and costly. The development of non-destructive sampling tools, efficient and low cost is important so the Resistograph can be an alternative. This study aimed...

Acessar o artigo
USO DE ESPÉCIES DA ARBORIZAÇÃO URBANA NO BIOMONITORAMENTO DE POLUIÇÃO AMBIENTAL - (2017)

Kaíque Mesquita Cardoso, Alessandro de Paula, José Soares dos Santos, Maria Lúcia Pires dos Santos

Volume: 27 - Issue: 2

Resumo. Biomonitoring is the use of living organisms to identify possible environmental pollution. The objective of this study was to evaluate the influence of intensity of urban traffic in the availability of elements and suspended solids as well as identify the potential in the accumulation and...

Acessar o artigo
ATRIBUTOS FUNCIONAIS DE ESPÉCIES ARBÓREAS EM UM FRAGMENTO DE FLORESTA OMBRÓFILA MISTA EM LAGES - SC - (2017)

Francieli de Fátima Missio, Ana Carolina da Silva, Pedro Higuchi, Solon Jonas Longhi, Martha Andréia Brand, Polliana D´Angelo Rios, Angélica Dalla Rosa, Fernando Buzzi Junior, Marco Antônio Bento, Didiane Ana Gonçalves, Rodineli Loebens, Francieli Pscheidt

Volume: 27 - Issue: 1

Resumo. This study aimed to describe the functional traits of tree species in an Araucaria Forest fragment, in the municipality of Lages, SC state, in order to group them functionally. For each of the 20 most abundant species in the study area, a total of 10 individuals were sampled for the determination...

Acessar o artigo
AVALIAÇÃO DA PRODUÇÃO DE BIOMASSA DO FUSTE DE UM CLONE HÍBRIDO DE EUCALIPTO SOB DIFERENTES ESPAÇAMENTOS - (2017)

Maria Dolores dos Santos Barzotto Ribeiro, Luiz Alberto Blanco Jorge, Martha Maria Mischan, André Luis dos Santos, Adriano Wagner Ballarin

Volume: 27 - Issue: 1

Resumo. The use of forests of Eucalyptus has become more expressive in Brazil, mostly because of the excellent production in volumetric terms reached by them and the good characteristics of the obtained wood. The present work was developed to search the best plantations spacings for...

Acessar o artigo
AVALIAÇÃO DA COBERTURA DE MADEIRA DE UMA EDIFICAÇÃO HISTÓRICA – CASA DA CULTURA DA COLÔNIA MURICI – SÃO JOSÉ DOS PINHAIS - PR - (2017)

Ana Paula Namikata da Fonte, Rui André Maggi dos Anjos, Maiara Kovalski, Gabriel Ruiz de Oliveira, Janice Bernardo

Volume: 27 - Issue: 1

Resumo. The object of this study was to conduct a structural evaluation of the mechanical strength and wooden structure conditions of ‘Casa de Cultura’ (House of the Culture), a historic building of Colony Murici, in São José dos Pinhais, metropolitan area of Curitiba,...

Acessar o artigo
AVALIAÇÃO SILVICULTURAL DE DEZ ESPÉCIES NATIVAS DA MATA ATLÂNTICA - (2017)

Guilherme Carneiro de Mendonça, José Franklim Chichorro, Adriano Ribeiro de Mendonça, Lorena Abdalla de Oliveira Prata Guimarães

Volume: 27 - Issue: 1

Resumo. Along with the forecast shortage of the Amazonian forest resources is imminent the need for studies concerning the silvicultural potential of species from other regions like the Atlantic Forest. The purpose of this study was to evaluate the silvicultural characteristics of Astronium concinnum,...

Acessar o artigo
BACTÉRIAS DIAZOTRÓFICAS NÃO SIMBIÓTICAS E ENRAIZAMENTO DE ESTACAS SEMILENHOSAS DE OLIVEIRA (Olea europaea L.) - (2017)

Talita Filomena Silva, Rogério Melloni, Eliane Guimarães Pereira Melloni, Emerson Dias Gonçalves

Volume: 27 - Issue: 1

Resumo. Non-symbiotic diazotrophic bacteria (NSDB) influence plant growth mainly through biological nitrogenfixation and production and release of plant growth-regulating substances. The effect of these bacteria on rooting of olive is not described in the international literature, which has been...

Acessar o artigo
CULTIVO DE CANAFÍSTULA (Peltophorum dubium) EM MINIJARDIM CLONAL E PROPAGAÇÃO POR MINIESTACAS - (2017)

Nilton Mantovani, Marcelo Roveda, Laura Tres, Fabiano de Oliveira Fortes, Magali Ferrari Grando

Volume: 27 - Issue: 1

Resumo. The present work aimed to evaluate the behavior of canafistula, established in mini-clonal hedge system and the viability of applying the mini-cutting technique for vegetative propagation of this species. In the formation of mini-stumps, of seminal origin, different numbers of leaves were...

Acessar o artigo
DIAGNÓSTICO DAS FLORESTAS PLANTADAS NA BACIA HIDROGRÁFICA DO RIO PARDO - RS - (2017)

Jorge Antonio de Farias, Paulo Renato Schneider, Leonardo Job Biali

Volume: 27 - Issue: 1

Resumo. The present study aims to make a diagnosis of the forests planted in the basin of ‘Pardo’ river (Rio Pardo), in RS state, by contemplating the characterization of properties, of forestations, and of the availability and consumption of wood in the region. The area of reach of the study...

Acessar o artigo
DINÂMICA DE POPULAÇÕES DE ESPÉCIES ARBÓREAS EM UM FRAGMENTO DE FLORESTA OMBRÓFILA MISTA MONTANA EM LAGES, SANTA CATARINA - (2017)

Bruna Salami, Pedro Higuchi, Ana Carolina da Silva, Tiago de Souza Ferreira, Amanda Koche Marcon, Fernando Buzzi Júnior, Marco Antônio Bento

Volume: 27 - Issue: 1

Resumo. The present study aimed to evaluate the tree species population dynamics in a fragment of Montane Araucaria Forest, in the municipality of Lages, Santa Catarina (SC) state, along a period of four years (2008-2012). For this, for all species sampled, in 50 permanent plots of 10x20m, the...

Acessar o artigo
DIVERSIDADE DO BANCO DE SEMENTES EM DIFERENTES ÁREAS DE CAATINGA MANEJADAS NO SEMIÁRIDO DA PARAÍBA, BRASIL - (2017)

Terezinha de Oliveira Ribeiro, Ivonete Alves Bakke, Patrícia Carneiro Souto, Olaf Andreas Bakke, Danielly da Silva Lucena

Volume: 27 - Issue: 1

Resumo. Caatinga, the predominant vegetation type of the semiarid region of northeastern Brazil, is composed by plants showing efficient mechanisms to keep them in the ecosystem. The herbaceous, bush and tree strata provide food for animals and several products for human use, and supply seedbank with...

Acessar o artigo
EFEITO DA TERMORRETIFICAÇÃO NAS PROPRIEDADES MECÂNICAS DAS MADEIRAS DE Pinus taeda E Eucalyptus grandis - (2017)

Karina Soares Modes, Elio José Santini, Magnos Alan Vivian, Clovis Roberto Haselein

Volume: 27 - Issue: 1

Resumo. This study investigated the effect of thermal treatment, employed under two treatment conditions on mechanical properties of wood of Pinus taeda L. and Eucalyptus grandis W. Hill ex Maiden. From each species, three 25-year tress were sampled, and from each one, it was taken the first 2-meter long...

Acessar o artigo
ESPÉCIES VEGETAIS POTENCIAIS PA RA RECUPERAÇÃO DE ÁREAS SOB A INFLUÊNCIA DA MINERAÇÃO DE BAUXITA EM CAMPOS DE ALTITUDE NA REGIÃO DE POÇOS DE CALDAS - MG - (2017)

Gleisson de Oliveira Nascimento, José Aldo Alves Pereira, Dalmo Arantes Barros, Pedro Lage Viana, Warley Augusto Caldas Carvalho, Paulo Oswaldo Garcia, Josimar Batista Ferreira

Volume: 27 - Issue: 1

Resumo. The objective of this work was to perform a survey of the main species derived from the propagules present on the topsoil over bauxite mines in “Altitude Fields in Atlantic Forest”, as a form to suggest potential species for recovering degraded areas. Samples were taken from the first...

Acessar o artigo
ESTAQUIA E EFEITO DA DEFICIÊNCIA HÍDRICA OU INUNDAÇÃO SOBRE CARACTERÍSTICAS MORFOANATÔMICAS DE Cestrum axillare Vell. - (2017)

Lucas Amaral de Melo, Hyrandir Cabral de Melo, Antonio Claudio Davide, Evaristo Mauro de Castro, Juliano de Paulo dos Santos

Volume: 27 - Issue: 1

Resumo. The ecosystem of riparian forests has been the subject of numerous studies and research in recent years. However, due to microclimate conditions in these areas, little is known about the species with potential for use in forest restoration projects, since in the same place, it may be conditions...

Acessar o artigo
ESTRUTURA POPULACIONAL E ESPACIAL DE Cereus jamacaru DC. EM DUAS ÁREAS DE CAATINGA DO AGRESTE DA PARAÍBA, BRASIL - (2017)

Alex da Silva Barbosa, Alberício Pereira de Andrade, Lécio Resende Pereira Júnio, Riselane de Lucena Alcântara Bruno, Robson Luís Silva de Medeiros, Miguel Avelino Barbosa Neto

Volume: 27 - Issue: 1

Resumo. The native cacti still constitute a group of plants that require data in relation to its occurrence, distribution and dynamics with vegetation to subsidize management and conservation of families in the region. The aim of the study was to analyze the structure and the spatial distribution of...

Acessar o artigo
EVOLUÇÃO DOS PREÇOS E CUSTOS UNITÁRIOS DA FABRICAÇÃO DO COMPENSADO NO ESTADO DO PARANÁ, BRASIL - (2017)

Ana Paula Donicht Fernandes, Vitor Afonso Hoeflich, Cláudio José Luchesa, Jorge Antonio de Farias

Volume: 27 - Issue: 1

Resumo. This paper analyzed the evolution of the components costs of the plywood production and the prices paid to the industry and also identified the influence of macroeconomic variables in this evolution. The survey was conducted based on costs and prices between 2005 and 2012. The Price Indexes were...

Acessar o artigo
FITOSSOCIOLOGIA DO COMPONENTE ARBORESCENTE-ARBÓREO DE UMA FLORESTA ESTACIONAL NO VALE DO RIO URUGUAI, SUL DO BRASIL - (2017)

Daniel Grasel, Manueli Blatt Spezia, Adriano Dias de Oliveira

Volume: 27 - Issue: 1

Resumo. The degradation status of the forests in western Santa Catarina state reflects in a reduced number of conserved areas that enable studies on forest communities diversity and structure in order to create strategies for ecosystems preservation, management and restoration. The...

Acessar o artigo
FLORISTIC DIVERSITY AND EQUITABILITY IN FOREST FRAGMENTS USING ARTIFICIAL NEURAL NETWORKS - (2017)

Christian Dias Cabacinha, Bruno Oliveira Lafetá

Volume: 27 - Issue: 1

Resumo. This study aimed to evaluate the predictive efficiency of Shannon index (H’) and Pielou Equitability index (J) in forest fragments from the Brazilian Cerrado biome, from the vegetation indices and landscape metrics using artificial neural networks (ANN). Feedforward networks were used and...

Acessar o artigo
ÍNDICE DE VALOR DE IMPORTÂNCIA DE ESPÉCIES ARBÓREAS DA FLORESTA NACIONAL DO TAPAJÓS VIA ANÁLISES DE COMPONENTES PRINCIPAIS E DE FATORES - (2017)

Waldenei Travassos de Queiroz, Marcelo Lúcio Silva, Fernando Cristovam Silva Jardim, Rodrigo Vale, Mário Diego Rocha Valente, João Pinheiro

Volume: 27 - Issue: 1

Resumo. Principal components and factor analysis were used to evaluate the applicability of the linear model IVI = a 1 A r + a 2 D r + a 3 F r for obtaining indexes of value of importance ( IVI ) for tree species, where A r is relative abundance, D r is the relative dominance and F...

Acessar o artigo
INFLUENCE OF CLONE HARVESTING AGE OF Eucalyptus grandis AND HYBRIDS OF Eucalyptus grandis x Eucalyptus urophylla IN THE WOOD CHEMICAL COMPOSITION AND IN KRAFT PULPABILITY - (2017)

Paulo Henrique Damasceno de Morais, Dalton Longue Júnior, Jorge Luiz Colodette, Elisa Helena da Costa Morais, Carolina Marangon Jardim

Volume: 27 - Issue: 1

Resumo. The recent efforts on the quality of the wood used in pulp and paper mills has focused in many points, among them the influence of the raw material chemical characteristics in the production process and final product quality. Considering the current demand for younger trees, the effect of the...

Acessar o artigo
MÉTODOS DE DETECÇÃO, TRANSMISSÃO E PATOGENICIDADE DE Fusarium spp. EM SEMENTES DE Pinus taeda - (2017)

Thaisa Wendhausen Ramos da Silva, Álvaro Figueredo dos Santos, Celso Garcia Auer, Dauri José Tessmann

Volume: 27 - Issue: 1

Resumo. The root rots (RR), caused by the Fusarium spp., causes loss of seedling in the nursery that show, initially, discoloration of the needles to a yellowish-green tone followed by apical curvature, wilt and the consequent death of the seedling. The objectives of this work were to: a) define the...

Acessar o artigo
ORGANIZAÇÃO DA COMUNIDADE E ESTRUTURA FILOGENÉTICA DO COMPONENTE ARBÓREO DE UM FRAGMENTO DE FLORESTA NEBULAR NO PLANALTO CATARINENSE - (2017)

Ana Carolina da Silva, Pedro Higuchi, Marcos Eduardo Guerra Sobral, Marcelo Negrini, Fernando Buzzi Júnior, Marco Antônio Bento, André Leonardo da Silva, Amanda Koche Marcon, Tiago de Souza Ferreira, Bruna Salami, Angélica Dalla Rosa

Volume: 27 - Issue: 1

Resumo. This study aimed to survey the community organization and the phylogenetic structure of tree species component in a nebular forest, in the municipality of Urubici, Santa Catarina state. A total of 25 plots (400 m 2 ) were allocated, where all trees with...

Acessar o artigo
POTENCIAL DE USO DA BIOMASSA FLORESTAL DA CAATINGA, SOB MANEJO SUSTENTÁVEL, PARA GERAÇÃO DE ENERGIA - (2017)

Martha Andreia Brand

Volume: 27 - Issue: 1

Resumo. The aim of this study was to analyze the sustainable management plan of an area of Caatinga biome in order to suggest the best treatment strategies of biomass for energy generation. The study was conducted in a private enterprise, with an area of 114,755 ha in southern Piauí state. The...

Acessar o artigo
PRODUTIVIDADE DE MINICEPAS E ENRAIZAMENTO DE MINIESTACAS DE HÍBRIDOS DE Eucalyptus globulus LABILL. EM RESPOSTA A NITROGÊNIO - (2017)

Alex Ferreira de Freitas, Haroldo Nogueira de Paiva, Aloisio Xavier, Júlio César Lima Neves

Volume: 27 - Issue: 1

Resumo. The aim of this study was to evaluate the productivity of ministumps and the rooting of minicuttings from hybrid clones of Eucalyptus globulus in response to nitrogen concentrations in nutritive solution, in a fertirrigation system. To do so, we used five clones, namely: two of Eucalyptus...

Acessar o artigo
REGENERAÇÃO NATURAL EM DIFERENTES PERÍODOS DE ABANDONO DE ÁREAS APÓS EXTRAÇÃO DE Eucalyptus grandis Hill ex Maiden, EM ARGISSOLO VERMELHO-AMARELO ÁLICO, EM BRUSQUE, SANTA CATARINA - (2017)

Rafaela Cristina Seubert, João Paulo Maçaneiro, Lauri Amândio Schorn, Deisi Cristine Sebold

Volume: 27 - Issue: 1

Resumo. Natural regeneration is one of the most appropriate techniques to promote the restoration of vegetation in degraded areas. Thus, this study aimed to evaluate the composition and the structure of the tree and regenerative strata in three areas under natural...

Acessar o artigo
SISTEMA DE PRODUÇÃO DE MUDAS EM HÍBRIDOS INTERESPECÍFICOS ENTRE CAIAUÉ E DENDÊ - (2017)

Rui Alberto Gomes Junior, Antônio José de Abreu Pina, Fábio de Lima Gurgel, Vinicius Ide Franzini, Eudes de Arruda Carvalho, Alexandre Sanz Veiga, Leonardo Lopes Bhering, Raimundo Nonato Vieira da Cunha

Volume: 27 - Issue: 1

Resumo. The objective of this study was to evaluate three systems of seedling production of interspecific hybrids of American oil palm and African oil palm (HIE), difference between 12 sib progenies of BRS Manicoré cultivar and the interaction between these two factors. The production systems...

Acessar o artigo
TENDÊNCIAS DE CRESCIMENTO EM ALTURA DOMINANTE DE DOIS CLONES DE Eucalyptus saligna Smith IMPLANTADOS EM DISTINTAS CONDIÇÕES DE SOLO - (2017)

Lucas Zancan Pissinin, Paulo Renato Schneider

Volume: 27 - Issue: 1

Resumo. A same species can, under different environmental conditions, show variations in its growth trend and consequently in its final production. The dominant height (h100) is one of the most important variables for the forest growth and yield prediction, since we can see that a several number of yield...

Acessar o artigo
TRANSFORMING RICE HUSK INTO A HIGH-ADDED VALUE PRODUCT: POTENTIAL FOR PARTICLEBOARD PRODUCTION - (2017)

Antônia Amanda da Silva César, Lina Bufalino, Lourival Marin Mendes, Ricardo Gabriel de Almeida Mesquita, Thiago de Paula Protásio, Rafael Farinassi Mendes, Láysa Maria Ferreira Andrade

Volume: 27 - Issue: 1

Resumo. This work aimed to evaluate the quality of particleboards made with different formulations, varying adhesive content and rice husk (Oryza sativa L.) proportions added to Cunninghamia lanceolata wood. Three adhesive contents (6, 9 and 12%) and three proportions of rice husk added to wood (25, 50...

Acessar o artigo
TROCAS GASOSAS DE PLANTAS JOVENS DE TAXI-BRANCO SUBMETIDAS À VARIAÇÃO DE TEMPERATURA FOLIAR E SUSPENSÃO DA IRRIGAÇÃO - (2017)

Ronaldo Ribeiro de Morais, Luiz Marcelo Brum Rossi, Rosana Clara Victoria Higa

Volume: 27 - Issue: 1

Resumo. The study aimed to investigate the influence of leaf temperature variation associated with irrigation suspension on gas exchange of seedlings of Sclerolobium paniculatum Vogel. The study was carried out in a greenhouse at experimental area of Embrapa, Amazônia Ocidental. Plants were grown...

Acessar o artigo
Trocas gasosas e grau de tolerância ao estresse hídrico induzido em plantas jovens de Tabebuia aurea (paratudo) submetidas a alagamento - (2017)

Ademir Kleber Morbeck de Oliveira, Sônia Cristina Juliano Gualtieri

Volume: 27 - Issue: 1

Resumo. ‘Paratudo’, Tabebuia aurea, is a common Brazilian tree from ‘Pantanal de Miranda’, Mato Grosso do Sul state, Brazil, an area with seasonal floodplain. To evaluate the gas exchange of Tabebuia aurea under flooding stress, groups of eight-month-old plants were grown in soil...

Acessar o artigo
USO DE ECTOMICORRIZAS NA BIORREMEDIAÇÃO FLORESTAL - (2017)

Alvaro Boson de Castro Faria, Pedro Henrique Riboldi Monteiro, Celso Garcia Auer, Alessandro Camargo Ângelo

Volume: 27 - Issue: 1

Resumo. This article presents an overview of the aspects of mycorrhizas and their use in forest species and bioremediation. The information gathered from the literature had already indicated that ectomycorrhizal fungi may be very important to stimulate the growth of seedlings and trees....

Acessar o artigo
USO DE INDICADORES BASEADOS NA LEGISLAÇÃO AMBIENTAL BRASILEIRA PARA ANÁLISE DE PROPRIEDADES RURAIS FAMILIARES DA AMAZÔNIA - (2017)

Diogo Feistauer, Paulo Emilio Lovato, Alexandre Siminski, Augusto César da Costa Castilho

Volume: 27 - Issue: 1

Resumo. There is an ongoing discussion about the effects of the new Brazilian forestry code (BFC) – Federal Law # 12.651 (BRASIL, 2012) – on the adequacy of small family farms, in terms of environmental degradation and recovery of forestry areas or regarding the possibilities of sustainable...

Acessar o artigo
ANÁLISE DE SOBREVIVÊNCIA E GERMINAÇÃO EM PLANTIOS DE Araucaria angustifolia DERIVADO DE MUDAS E SEMENTES - (2016)

Jéssica Caroline Maran, Maria Augusta Doetzer Rosot, Maria Izabel Radomski, Betina Kellermann

Volume: 26 - Issue: 4

Resumo. The most characteristic forest type of southern Brazil is the Araucaria Forest, strongly marked by the presence of the species Araucaria angustifolia . However, the overexploitation of the species reduced its range to 2% of its original area. Efforts must be made to support and promote its...

Acessar o artigo
AVALIAÇÃO NUMÉRICA DO MÓDULO DE ELASTICIDADE EM VIGAS ROLIÇAS DE MADEIRA DA ESPÉCIE Pinus elliottii - (2016)

André Luis Christoforo, Tulio Hallak Panzera, Márcio Eduardo Silveira, Diogo Aparecido Lopes Silva, Roberto Vasconcelos Pinheiro, Francisco Antonio Rocco Lahr

Volume: 26 - Issue: 4

Resumo. This research aimed to present a numerical methodology of calculation, based on the Finite Element Method and the Least Squares Method, to determine de longitudinal modulus of elasticity in structural round timber beams, considering the irregularities in the geometry of the elements by linear...

Acessar o artigo
CARACTERÍSTICAS QUÍMICAS DE UM LATOSSOLO VERMELHO EM RECUPERAÇÃO SOB PLANTIO DE Pinus spp. - (2016)

Alexandre Marques Da Silva, Daniela Sílvia de Oliveira Canuto, Marlene Cristina Alves, Salatiér Buzetti, Mario Luiz Teixeira de Moraes, Arnaldo Yoso Sakamoto

Volume: 26 - Issue: 4

Resumo. For the recovery of a soil, it is necessary to select and to identify suitable species to new soil conditions and, quickly, accelerate the structuring and formation of more superficial horizons of the soil. The experiment aimed to evaluate the development of some species and varieties of Pinus,...

Acessar o artigo
DECOMPOSIÇÃO DA SERAPILHEIRA FOLIAR DE FLORESTA NATIVA E PLANTIOS DE Pterogyne nitens E Eucalyptus urophylla NO SUDOESTE DA BAHIA - (2016)

Heloísa Cintra Alves Pinto, Patrícia Anjos Bittencourt Barreto, Emanuela Forestieri da Gama-Rodrigues, Francisco Garcia R. Barbosa de Oliveira, Alessandro de Paula, Amaral Aguiberto Ranulfo

Volume: 26 - Issue: 4

Resumo. The decomposition process regulates the accumulation of litter and nutrient cycling in forest ecosystems, being central to its maintenance. The objective of this study was to evaluate the dynamics of leaf litter decomposition in three forest ecosystems (semideciduous...

Acessar o artigo
DESCRIÇÃO FITOSSOCIOLÓGICA DA ARBORIZAÇÃO DE RUAS POR MEIO DE DIFERENTES FORMAS DE EXPRESSÃO DA DOMINÂNCIA E DA DENSIDADE - (2016)

Rogério Bobrowski, Rinaldo Luiz Caraciolo Ferreira, Daniela Biondi

Volume: 26 - Issue: 4

Resumo. Tools that make possible street tree analysis include phytosociological descriptions to express relative species importance. To this work, it was collected information from 15 unit plots of an inventory held in 2010 in the city of Curitiba, in Paraná state. On this base, the...

Acessar o artigo
DINÂMICA DA CHUVA DE SEMENTES EM REMANESCENTE DE FLORESTA ESTACIONAL SUBTROPICAL - (2016)

Marta Silvana Volpato Sccoti, Maristela Machado Araujo, Thaíse da Silva Tonetto, Solon Jonas Longhi

Volume: 26 - Issue: 4

Resumo. The aim of this study was to evaluate the dynamics of the seed rain in two Floristic groups formed in a remnant of Subtropical Seasonal Forest. The clusters were characterized by successional stage of the forest, namely group I (Secondary Forest in Intermediate Stage-FSEM), with a predominance of...

Acessar o artigo
EFEITO DE LODO DE PAPEL RECICLADO SOBRE O CRESCIMENTO EM DIÂMETRO DE COLO DE Eucalyptus saligna Smith. - (2016)

Alvaro Boson de Castro Faria, Celso Garcia Auer, Alessandro Camargo Ângelo, Epitágoras Rodson Oliveira Costa

Volume: 26 - Issue: 4

Resumo. The solid waste of recycling paper industry has potential to be used for the correction of soil acidity and as a source of nutrients for agricultural crops and forestry. This study aimed to evaluate the effects of recycled paper sludge on the stem diameter growth of Eucalyptus saligna Smith,...

Acessar o artigo
EFEITO DO TEOR DE EXTRATIVOS NA RESISTÊNCIA NATURAL DE CINCO MADEIRAS AO ATAQUE DE CUPINS XILÓFAGOS - (2016)

Juarez Benigno Paes, Sara Carolina Soares Guerra, Luciana Ferreira da Silva, José Geraldo Lima de Oliveira, Gilson Barbosa São Teago

Volume: 26 - Issue: 4

Resumo. When man stopped being nomadic, he had to adapt to new conditions, and started employing wood for energy, hunting and defense instruments and miscellaneous constructive elements. Since then, in the light of usages and rapid growth, the importance of wood has been increasing, primarily by their...

Acessar o artigo
ESTRESSE SALINO NA QUALIDADE FISIOLÓGICA DE SEMENTES DE Cryptostegia madagascariensis Bojer ex Decne. - (2016)

Flávio Ricardo da Silva Cruz, Leonaldo Alves de Andrade, Edna Ursulino Alves

Volume: 26 - Issue: 4

Resumo. The Cryptostegia madagascariensis Bojer ex Decne. species was introduced in Brazil with ornamental purposes, but currently, it is invasive in the Caatinga biome. Despite its high level of occupancy of altered areas of Caatinga, there is lack of information about this species,...

Acessar o artigo
ESTUDO E MODELAGEM DO CRESCIMENTO EM DIÂMETRO DE POVOAMENTOS DE Pinus taeda L. SUBMETIDOS A PODAS E DESBASTES NA ARGENTINA - (2016)

Raul Vicente Pezzutti, Federico Dimas Fleig, Cesar Augusto Guimaraes Finger, Paulo Renato Schneider

Volume: 26 - Issue: 4

Resumo. The aim of this research was to study and to model the effect of pre-commercial thinning and pruning on diameter growth, on a 15th year old stand of Pinus taeda L. in northeastern Argentina. The study was established in a deep red clay soil, with a systematic design of blocks for thinning...

Acessar o artigo
ESTUDOS FITOSSOCIOLÓGICOS E DENDROMÉTRICOS EM UM FRAGMENTO DE CAATINGA, SÃO JOSÉ DE ESPINHARAS – PB - (2016)

Pierre Farias de Souza, Josuel Arcanjo da Silva, Danielly da Silva Lucena, William de Sousa Santos, Íkallo George Nunes Henriques, Maria de Fátima de Araújo Lucena, Ademilson Daniel de Souza

Volume: 26 - Issue: 4

Resumo. The present study aimed to analyze the floristic composition, characterize the parameters of the internal structure, adjust volumetric models in order to obtain stem volume estimates as well as estimate a form factor for stems in a stretch of caatinga vegetation. The study area is located in...

Acessar o artigo
GERMINAÇÃO E REINDUÇÃO DA TOLERÂNCIA À DESSECAÇÃO EM SEMENTES DE Senna multijuga (RICH.) IRWIN ET BARN - (2016)

Diego Egídio Ribeiro, Amauri Alves de Alvarenga, Joeferson Reis Martins, Amanda Cristiane Rodrigues, Vitor Oliveira Maia

Volume: 26 - Issue: 4

Resumo. The aims of this study were to verify the effects of different tests in the overcoming dormancy, excellent germination terms, as light and temperature, and the possibility of re-induction of desiccation tolerance in Senna multijuga seeds. We evaluated two tests for overcoming dormancy: immersion...

Acessar o artigo
HETEROGENEIDADE AMBIENTAL E VARIAÇÃO FLORÍSTICO-ESTRUTURAL EM UM FRAGMENTO DE FLORESTA COM ARAUCÁRIA NA COXILHA RICA - SC - (2016)

Roni Djeison Ansolin, Ana Carolina da Silva, Pedro Higuchi, Larissa Cardoso Küster, Tiago de Souza Ferreira, Fernando Buzzi Júnior, Marco Antônio Bento, Manoela Drews de Aguiar, Aline Pereira Cruz

Volume: 26 - Issue: 4

Resumo. The present study aimed to verify the relationships between tree species organization and environmental variables in a fragment of Araucaria Forest. To do so, in the locality of Coxilha Rica, in the region called “Planalto Sul Catarinense” region, a total of 50 plots of 200 m2 were...

Acessar o artigo
INDUÇÃO E IDENTIFICACAO DE POLIPLOIDIA EM Hymenaea courbaril L. var. stilbocarpa (Hayne) Lee et Lang. - (2016)

Diego Antonio Ottonelli Bona, Isane Vera Karsburg, Ricardo Gallo

Volume: 26 - Issue: 4

Resumo. The Hymenaea courbaril var. stilbocarpa wood has a high density being employed in construction, carpentry and laminate. The stem exudes a rich terpene resin which can be used in the varnish industry. The endocarp of the fruit is edible and can be eaten raw. The chromosomal duplication of forest...

Acessar o artigo
INFLUENCE OF ECOLOGICAL GROUP COMPOSITION, PLANTATION SPACING AND ARRANGEMENT IN THE RESTORATION OF RIPARIAN FOREST ON RESERVOIR SHORES - (2016)

Alvaro Augusto Vieira Soares, Soraya Alvarenga Botelho, Antônio Cláudio Davide, José Márcio Rocha Faria

Volume: 26 - Issue: 4

Resumo. This work aimed to assess the effect of spacing, arrangement and ecological group composition of planted seedlings on the restoration process of artificial reservoir shores in southeastern Brazil. The assessments were performed 12 years after the settlement of the experiment in which five mixed...

Acessar o artigo
INFLUENCIA DEL USO DE REGULADORES DE CRECIMIENTO SOBRE BROTES VEGETATIVOS Y NÚMERO DE ESTRÓBILOS MASCULINOS EN Pinus pinea L. EN CHILE - (2016)

Alejandro Venegas-González, Verónica Loewe Muñoz, Manuel Toral-Ibañeza

Volume: 26 - Issue: 4

Resumo. La utilización de reguladores de crecimiento o fitorreguladores, es una alternativa para aumentar la floración en la familia Pinaceae. En este estudio se analizaron los efectos de la aplicación de reguladores de crecimiento (fitorreguladores) sobre brotes...

Acessar o artigo
MIMOSOIDEAE (FABACEAE) DA REGIÃO DO MANSO, ANTÔNIO DIAS, MINAS GERAIS: DISTRIBUIÇÃO GEOGRÁFICA E SIMILARIDADE FLORÍSTICA NA FLORESTA ATLÂNTICA - (2016)

Ariane Cristine Araújo Silva, Sânzia Romanova Duarte Ferreira da Silva Nunes, Sebastião Venâncio Martins, Aurino Miranda Neto

Volume: 26 - Issue: 4

Resumo. Manso’s region is located at 785m of altitude in Antônio Dias town, east of Minas Gerais State, Brazil, which is in the Atlantic domain in a formation of Seasonal Semideciduous Montane Forest. In the inventory of Mimosoideae of that region, it wase found nine taxa which are analyzed...

Acessar o artigo
MODELOS DE AFILAMENTO PARA Pinus taeda L. BASEADOS EM PONTOS DE MUDANÇA DE FORMA - (2016)

Carlos Alberto Martinelli de Souza, César Augusto Guimarães Finger, Paulo Renato Schneider, Ivanor Muller

Volume: 26 - Issue: 4

Resumo. This work was planned to describe the change point of stem taper (pmf), the number of geometric change points, adjust and compare mathematical models to predict diameters along of stem of Pinus taeda L. The data sampled were measured on trees growing in stands implanted with spacement of 2,50 x...

Acessar o artigo
PADRÃO ESPACIAL DE ESPÉCIES FLORESTAIS: ESTUDO DE CASO COM Ocotea odorifera (Vell.) Rohwer - (2016)

Gustavo Sartori Pottker, Paulo Costa de Oliveira Filho, Afonso Figueiredo Filho, Cilmar Antônio Dalmaso

Volume: 26 - Issue: 4

Resumo. Distinction between generating mechanisms of the spatial patterns of forest species – case study with Ocotea odorifera . The objective of this research was the understanding of the processes and generating mechanisms of the spatial distribution of Ocotea...

Acessar o artigo
POLPAÇÃO KRAFT E KRAFT/AQ DA MADEIRA PRÉ-HIDROLISADA DE HÍBRIDO DE Eucalyptus urophylla x grandis - (2016)

Rafael dos Santos, Julio Antonio de Mello Júnior, José Cláudio Caraschi, Gustavo Ventorim, Felipo Augusto Pereira

Volume: 26 - Issue: 4

Resumo. The wood of the gender Eucalyptus occupies a prominence place among other cellulose sources due to its chemical composition, its low cost, abundance and availability. Among the chemical pulping processes, kraft process is the most extensively one used for the production of cellulosic pulps...

Acessar o artigo
PRELIMINARY INDIVIDUAL TREE GROWTH MODEL, SITE INDEX MODEL «MORTALITY» MODEL FOR ALEPPO PINE (Pinus halepensis MILL.) IN CHALKIDIKI (NORTHERN GREECE) - (2016)

Kyriaki Kitikidou, Argyro Papageorgiou, Elias Milios, Athanasios Stampoulidis

Volume: 26 - Issue: 4

Resumo. Preliminary height models, a volume model, a site index model and a survival analysis for Pinus halepensis Mill. in Chalkidiki (Northern Greece) were preliminarily developed based on measurements of 20 experimental plots established in 2010. The data for the height, volume and...

Acessar o artigo
QUALIDADE SANITÁRIA E FISIOLÓGICA, MÉTODOS DE DETECÇÃO DE Fusarium spp. E TRATAMENTO DE SEMENTES DE PUPUNHEIRA - (2016)

José Carlos da Costa Junior, Alvaro Figueredo dos Santos, Luziane Franciscon, Cleiltan Novais da Silva, Dauri José Tessmann

Volume: 26 - Issue: 4

Resumo. Basal stem rotting (BSR), caused by Fusarium spp., has been observed in peach palm (Bactris gasipaes Kunth. var. gasipaes Henderson) plantations in Brazil since 2000. The disease is a limiting factor to peach palm farming, damaging plants of different ages. The pathogen presence has been verified...

Acessar o artigo
QUANTIFICAÇÃO DA CHUVA OCULTA NA SERRA DO MAR, ESTADO DO RIO DE JANEIRO - (2016)

Carlos Rodrigues Pereira, Ricardo Valcarcel, Rafael Silva Barbosa

Volume: 26 - Issue: 4

Resumo. The Montane Forest situated at the watersheds of Serra do Mar, state of Rio de Janeiro, presents environmental services that contribute for diverse segments of society, which demands water in quantity and with quality, as well as sustainable environments. Water vapor condensation at forest...

Acessar o artigo
REDUÇÃO DA ADUBAÇÃO E MELHORIA DAS CARACTERÍSTICAS DO SUBSTRATO COM O USO DO HIDROGEL NA PRODUÇÃO DE MUDAS DE Eucalyptus dunnii Maiden - (2016)

Marcio Carlos Navroski, Maristela Machado Araújo, Fernando da Silva Cunha, Álvaro Luís Pasquetti Berghetti, Mariane de Oliveira Pereira

Volume: 26 - Issue: 4

Resumo. The aim of the study was to evaluate if the presence of hydrogel affects the physical and chemical properties of the substrate and the ratio of hydrogel in the fertilization rates of developing seedlings. In the substrate with and without hydrogel, it was carried out an analysis for the chemical...

Acessar o artigo
RELAÇÕES ENTRE TIPO DE VIZINHANÇA E EFEITOS DE BORDA EM FRAGMENTO FLORESTAL - (2016)

Esther Carone Blumenfeld, Rozely Ferreira dos Santos, Sueli Aparecida Thomaziello, Sidnei Ragazzi

Volume: 26 - Issue: 4

Resumo. The edge effects in forest fragments are one of the more significant consequences of the fragmentation promoted by land uses. To understand and manage them we need accurate knowledge about the influences in different use types on the borders of the forest fragments. In this sense, this study...

Acessar o artigo
SENSITIVITY ANALYSIS BY ARTIFICIAL NEURAL NETWORK (ANN) OF VARIABLES THAT INFLUENCE THE DIAGONAL TWIST IN A PAPERBOARD INDUSTRIAL MACHINE - (2016)

Guinter Neutzling Schneid, Rubens Chaves de Oliveira, Osvaldo Vieira

Volume: 26 - Issue: 4

Resumo. The dimensional stability of the paper may change due to middle exchange moisture, releasing the latent stress acquired into the manufacturing process. One result of this tension release is the diagonal curl. This study aims to conduct a sensitivity analysis of the different input’s...

Acessar o artigo
SUBSTRATOS ALTERNATIVOS NA PRODUÇÃO DE MUDAS DE Mimosa setosa Benth. - (2016)

Júlio Cézar Tannure Faria, Marcos Vinicius Winckler Caldeira, William Macedo Delarmelina, Rafael Luiz Frinhani Rocha

Volume: 26 - Issue: 4

Resumo. The present study aimed to evaluate the production of seedlings of Mimosa setosa from the use of different combinations of substrates, namely, cattle manure, poultry litter, quail manure and commercial substrate. The experiment was conducted in the Nursery Center for Agricultural Sciences, at...

Acessar o artigo
TESTE DE SANIDADE E GERMINAÇÃO EM SEMENTES DE Cabralea canjerana (Vell.) Mart. - (2016)

Suelen Carpenedo Aimi, Maristela Machado Araujo, Marlove Fátima Brião Muniz, Clair Walker

Volume: 26 - Issue: 4

Resumo. The current study aimed to identify pathogens, analyzing different seed treatments and substrates for the germination of Cabralea canjerana and also to indicate instructions testing for laboratory test of the species germination. First, we assessed the moisture content and determined the thousand...

Acessar o artigo
THE USE OF CONTINUOUS, TEMPORARY IMMERSION BIOREACTOR SYSTEM AND SEMISOLID CULTURE MEDIUM FOR THE PRODUCTION OF Eucalyptus camaldulensis CLONES - (2016)

Evânia Galvão Mendonça, Vanessa Cristina Stein, Humberto Henrique de Carvalho, Breno Régis Santos, Luiz Alberto Beijo, Luciano Vilela Paiva

Volume: 26 - Issue: 4

Resumo. The plant micro-propagation in bioreactor systems is regarded as one way to reduce cost by automation and production scheduling. This research was carried out in order to obtain an efficient procedure for clone production of Eucalyptus camaldulensis on different types of...

Acessar o artigo
TOLERÂNCIA DE PLÂNTULAS DE Cedrela fissilis VELL. A DIFERENTES AMPLITUDES E INTENSIDADES DE INUNDAÇÃO - (2016)

Beatris Binotto, Ana Paula Antoniazzi, Graciele Marta Neumann, Tanise Luisa Sausen, Jean Carlos Budke

Volume: 26 - Issue: 4

Resumo. The presence of water in the soil, in both temporary and permanent regimes, requires different adaptive strategies of plant species that occupy these areas. On this way, we investigated morphological responses of Cedrela fissilis Vell. (Meliaceae) seedlings subjected to different lengths and...

Acessar o artigo
ACÚMULO DE BIOMASSA E NUTRIENTES DE DUAS LEGUMINOSAS ARBÓREAS INTRODUZIDAS EM SISTEMA DE POUSIO NA AMAZÔNIA - (2016)

Lívia Gabrig Turbay Rangel-Vasconcelos, Osvaldo Ryohei Kato, Steel Silva Vasconcelos, Francisco de Assis Oliveira

Volume: 26 - Issue: 3

Resumo. ABSTRACT The fallow vegetation is the main component of sequential agroforestry systems in Amazon rain forest.The progressive removal of soil nutrient by slash/mulch agriculture involves continuing losses in carbon and nutrient stocks, leading to decline in soil productivity, low regeneration...

Acessar o artigo
ANÁLISE DA ESTRUTURA E BIOMASSA FLORESTAL DE ÁREAS DE COLHEITA DE FRUTOS DE JUÇARA ( Euterpe edulis Mart.) NO LITORAL NORTE E SERRA DO MAR - SP - (2016)

Matheus Fischer Danelli, Simey Thury Vieira Fisch, Simone Aparecida Vieira

Volume: 26 - Issue: 3

Resumo. ABSTRACT The patterns of distribution and storage of carbon in managed areas of Atlantic Forest are still poorly understood. In order to understand the role of these areas in carbon sequestration, it was aimed to characterize the forest structure and estimate the aboveground biomass in harvest...

Acessar o artigo
ANÁLISE DE VIABILIDADE DA PRODUÇÃO DE SEMENTE E POLPA DE JATOBÁ ( Hymenaea spp) NA REGIÃO SUL DE GOIÁS - (2016)

Camila Brás Costa, Agostinho Lopes de Souza, Débora Cristina Castellani, Márcio Lopes da Silva, Eduardo Euclydes de Lima e Borges

Volume: 26 - Issue: 3

Resumo. ABSTRACT This study addressed the sustainable forest management of non-timber forest products (NTFPs) and evaluated the technical and economic viability of producing fruits of jatoba in southern Goiás. In the first step it was mapped and georeferenced 931 trees in the genus Hymenaea at...

Acessar o artigo
ATRIBUTOS EDÁFICOS E RESISTÊNCIA A PENETRAÇÃO EM ÁREAS DE SISTEMAS AGROFLORESTAIS NO SUDOESTE AMAZÔNICO - (2016)

Wanderson Henrique do Couto, Lucia Helena Cunha dos Anjos, Paulo Guilherme Salvador Wadt, Marcos Gervasio Pereira

Volume: 26 - Issue: 3

Resumo. ABSTRACT Agroforestry systems (AFS) have been proposed to combine the forest preservation with sustainable agricultural models. The objective of this study was to evaluate soil attributes and to correlate them with soil mechanical resistance to penetration (SMRP) of three soil...

Acessar o artigo
BIOMASS YIELD AND FLAVONOID AND PHENOL CONTENT OF Schinus terebinthifolius CULTIVATED IN SINGLE OR DOUBLE ROW WITH POULTRY LITTER - (2016)

Luciane Almeri Tabaldi, Maria do Carmo Vieira, Néstor Antonio Heredia Zárate, Anelise Samara Nazari Formagio, Márcio Pilecco, Luan Ramos da Silva, Kerollainy Pereira dos Santos, Luiz Augusto Cauz dos Santos, Cláudia Andrea Lima Cardoso

Volume: 26 - Issue: 3

Resumo. ABSTRACT The aim of this study was to evaluate the influence of the addition of poultry litter on growth, biomass yield, flavonoid and phenol content, and antioxidant activity in leaves of pink pepper. The experiment was carried out at the Federal University of Grande Dourados, in Dourados,...

Acessar o artigo
CONCENTRAÇÃO REGIONAL DO VALOR BRUTO DE PRODUÇÃO DO PINHÃO NO PARANÁ - (2016)

Luiz Moreira Coelho Junior

Volume: 26 - Issue: 3

Resumo. ABSTRACT This study analyzed the concentration of the Production Gross Value (GDP) of the pinion in the state of Paraná, in the period 1995 - 2010. The regional concentration was measured by the concentration ratio, the Herfindahl-Hirschman Index and the Gini index. He noted that GDP of...

Acessar o artigo
CONDIÇÕES AMBIENTAIS DE FRAGMENTOS FLORESTAIS EM COMPARTIMENTOS GEOMORFOLÓGICOS E PEDOLÓGICOS EM PEQUENOS TRIBUTÁRIOS NO BAIXO JACUÍ - (2016)

Marcelo Callegari Scipioni, Franklin Galvão, Solon Jonas Longhi, Fabrício de Araújo Pedron

Volume: 26 - Issue: 3

Resumo. ABSTRACT The connected fragments of lowland and alluvial deciduous forests present topography with the large pedological and geomorphological variations. Thus, to understand the conditions in these environments, it was studied in details the conditions of soils and...

Acessar o artigo
EMERGÊNCIA E DESENVOLVIMENTO INICIAL DE PLÂNTULAS DE Cassia grandis L. f. EM FUNÇÃO DE DIFERENTES SUBSTRATOS - (2016)

Caio César Pereira Leal, Salvador Barros Torres, Aldiclebson Augusto Fernandes de Brito, Rômulo Magno Oliveira de Freitas, Narjara Walessa Nogueira

Volume: 26 - Issue: 3

Resumo. ABSTRACT Currently, it is aimed to use substrates composed primarily of organic waste in order to reduce costs with chemical fertilizer. In that sense, the experiment was to evaluate different types of substrates for the emergence and early development of seedlings of Cassia...

Acessar o artigo
EMERGÊNCIA E ESTABELECIMENTO DE PLÂNTULAS DE Guazuma ulmifolia LAM. EM FUNÇÃO DE DIFERENTES TRATAMENTOS PRÉ-GERMINATIVOS - (2016)

Diellen Librelon da Silva, Giovana Rodrigues da Luz, Maria das Dores Magalhães Veloso, Geraldo Wilson Fernandes, Yule Roberta Ferreira Nunes

Volume: 26 - Issue: 3

Resumo. ABSTRACT This study tested the influence of mechanical and thermal scarification methods on emergence and establishment of Guazuma ulmifolia seedlings. Seeds were subjected to pre-germination treatments of (1) mechanical scarification (sandpaper), and (2) thermal scarification...

Acessar o artigo
ESTIMATIVAS DE PARÂMETROS GENÉTICOS PARA CARACTERES DE FRUTOS EM AÇAIZEIROS NO AMAPÁ - (2016)

Gilberto Ken-Iti Yokomizo, Silas Mochiutti, José Antônio Leite de Queiroz, George Reis dos Santos, Renan Gomes Furtado, Ancelma Pereira Brandão, Irecê Bezerra Colares

Volume: 26 - Issue: 3

Resumo. ABSTRACT The objective of this article was to estimate the genetic variability and selection gain in the characters related with fruits in assai palms, 68 progenies collected in populations from Afuá city and planted in Amapá state were evaluated. The experiment was conducted...

Acessar o artigo
ESTRUTURA DO COMPONENTE ARBÓREO E ARBORESCENTE DE UM FRAGMENTO URBANO NO MUNICÍPIO DE SÉRIO, RIO GRANDE DO SUL, BRASIL - (2016)

Ana Paula Ariotti, Fabiano Eduardo Eichler, Elisete Maria de Freitas

Volume: 26 - Issue: 3

Resumo. ABSTRACT Urban forest fragments surrounded by housing matrix are a source of richness and can function as a conservation site in the relation between the living beings and the environment. The present study have as aim to describe the community structure of tree and arborescent...

Acessar o artigo
ESTRUTURA E RELAÇÕES FLORÍSTICAS DE UM FRAGMENTO DE FLORESTA ESTACIONAL SEMIDECIDUAL, LONDRINA, PARANÁ, BRASIL - (2016)

Daniela Aparecida Estevan, Ana Odete Santos Vieira, Maurício Romero Gorenstein

Volume: 26 - Issue: 3

Resumo. ABSTRACT The largest fragment of Figueira Farm (Londrina-PR state) with an area of 266 ha, is a Private Natural Heritage Reserve, and one of the most important remnants of the region. The aim of this study was to characterize the structure and tree diversity of this fragment, and evaluate...

Acessar o artigo
ESTRUTURA POPULACIONAL E REGENERAÇÃO DE ESPÉCIES ARBÓREAS NA FLORESTA NACIONAL DE SÃO FRANCISCO DE PAULA, RIO GRANDE DO SUL - (2016)

Angela Luciana de Avila, Maristela Machado Araujo, Solon Jonas Longhi, Paulo Renato Schneider, João Olegário Pereira de Carvalho

Volume: 26 - Issue: 3

Resumo. ABSTRACT The aim of this study was to characterize the population structure and aspects of regeneration of Araucaria angustifolia (Bertol.) Kuntze, Blepharocalyx salicifolius (Kunth) O. Berg and Ilex paraguariensis A. St.- Hil. in different environmental and disturbance conditions in the...

Acessar o artigo
GERMINAÇÃO DE SEMENTES DE Aspidosperma parvifolium A. DC. EM FUNÇÃO DE DIFERENTES FORMAS DE COLETA - (2016)

Karina Guollo, Marciele Felippi, Jean Carlo Possenti

Volume: 26 - Issue: 3

Resumo. ABSTRACT Although considered a species both economically and ecological valuable, there are several gaps to be filled about Aspidosperma parvifolium (guatambu). Thus, the aim of this study was to evaluate the germination of guatambu, derived from fruit collected from the ground and from the...

Acessar o artigo
GERMINAÇÃO DE SEMENTES DE Chorisia glaziovii O. Kuntze SUBMETIDAS AO ESTRESSE HÍDRICO EM DIFERENTES TEMPERATURAS - (2016)

Maria Lúcia Maurício da Silva, Edna Ursulino Alves, Riselane de Lucena Alcântara Bruno, Sueli da Silva Santos-Moura, Antônio Pereira dos Santos Neto

Volume: 26 - Issue: 3

Resumo. ABSTRACT Chorisia glaziovii O. Kuntze, the Bombacaceae family is a native forest of northeastern Brazil, popularly known as paunchy, due to bulging trunk. Its fruits are dehiscent and its seeds covered with a fibrous structure (wool) used in upholstery industries. Therefore, it was aimed to...

Acessar o artigo
GERMINAÇÃO DE SEMENTES DE Platymiscium floribundum VOG. (FABACEAE) SOB A INFLUÊNCIA DA LUZ E TEMPERATURAS - (2016)

Magnólia Martins Alves, Edna Ursulino Alves, Maria de Lourdes dos Santos Lima, Caroline Marques Rodrigues, Bruno Ferreira da Silva

Volume: 26 - Issue: 3

Resumo. ABSTRACT Platymiscium floribundum Vog., a forest species belonging to the family Fabaceae, has great potential for economic exploitation and can be used both in landscape and in reforestation, in the restoration of degraded areas and permanent...

Acessar o artigo
INCREMENTO, INGRESSO, MORTALIDADE EM UM REMANESCENTE DE FLORESTA OMBRÓFILA MISTA EM TRÊS BARRAS - SC - (2016)

Rafael Cubas, Luciano Farinha Watzlawick, Afonso Figueiredo Filho

Volume: 26 - Issue: 3

Resumo. ABSTRACT The dynamics was studied in a remnant of an Mixed Ombrophyllous Forest (Araucaria Moist Forest), located in Três Barras National Forest, Três Barras city, Santa Catarina state, in a period of five years (2004-2009). In 2004, it was installed and measured 26...

Acessar o artigo
INDUÇÃO DE BROTAÇÕES EPICÓRMICAS POR MEIO DE ANELAMENTO E DECEPA EM ERVA-MATE - (2016)

Carlos André Stuepp, Juliany de Bitencourt, Ivar Wendling, Henrique Soares Koehler, Katia Christina Zuffellato-Ribas

Volume: 26 - Issue: 3

Resumo. ABSTRACT ‘Erva-mate’ ( Ilex paraguariensis ) is a tree species, native to South America, widely consumed as an infusion. The recovery pruning is used in debilitated plants to return their vegetative vigor. The girdling is widely used in fruits...

Acessar o artigo
INFLUÊNCIA DE PROTETORES FÍSICOS COLORIDOS NAS TROCAS GASOSAS EM MUDAS DE CANAFÍSTULA [ Peltophorum dubium (Spreng.) Taub.] - (2016)

Jeferson Klein, Leandro Rampim, Débora Kestring, Vandeir Francisco Guimarães, João Domingos Rodrigues

Volume: 26 - Issue: 3

Resumo. ABSTRACT The utilization of physical protectors has been considered an efficient technique for direct sowing of different species, mainly native ones. Based on the importance of the species Peltophorum dubium for revegetation of degraded areas, tree planting and...

Acessar o artigo
INFLUÊNCIA DO DIAFRAGMA NO TRATAMENTO PRESERVATIVO DE DUAS ESPÉCIES DE BAMBU POR SUBSTITUIÇÃO DE SEIVA - (2016)

Rogy Frigeri Tiburtino, Juarez Benigno Paes, Graziela Baptista Vidaurre, Marina Donária Chaves Arantes, Rafael Amorim Rosa

Volume: 26 - Issue: 3

Resumo. ABSTRACT This research aimed to evaluate the influence of removing the diaphragm on the quality of the preservative treatment of bamboo culms of Dendrocalamus giganteus and Bambusa vulgaris submitted to sap displacement method. The bamboos were collected in clumps in Alegre and...

Acessar o artigo
INFLUÊNCIAS DA ESPÉCIE, TRATAMENTO PRESERVATIVO E ADESIVOS NAS PROPRIEDADES FÍSICAS DO BAMBU LAMINADO COLADO - (2016)

Rafael Amorim Rosa, Juarez Benigno Paes, Pedro Gutemberg de Alcântara Segundinho, Graziela Baptista Vidaurre, Ana Karla Freire de Oliveira

Volume: 26 - Issue: 3

Resumo. ABSTRACT This work aimed to evaluate the physical properties of laminated bamboo lumber - LBL in relation to species, preservative treatments and adhesive employed. Laths of Dendrocalamus giganteus and Bambusa vulgaris bamboos older than three years were produced...

Acessar o artigo
MANGABEIRA LATEX PRODUCTION EVALUATION IN CERRADO REGION FROM GOIÁS - (2016)

Alcione da Silva Arruda, Rute Quelvia de Faria, Nei Peixoto, Ana Silvia Franco Pinheiro Moreira, Juliana Ferreira Floriano, Carlos Frederico Oliveira Graeff, Pablo José Gonçalves, Luciane Madureira de Almeida

Volume: 26 - Issue: 3

Resumo. ABSTRACT The mangabeira latex, plant native from Cerrado, shows biotechnological potential for the development of new drugs. Little is known about the latex productivity and bleeding methods in mangabeira, which is usually utilized in extractive way for fruit production. Aiming to...

Acessar o artigo
MODELACIÓN DEL EFECTO DE LA PODA Y RALEO SOBRE LAS DEFORMACIONES RESIDUALES LONGITUDINALES EN Eucalyptus globulus Labill. - (2016)

Eduardo Navarrete, Carolina Valenzuela, Leif Nutto

Volume: 26 - Issue: 3

Resumo. RESUMEN Se estudió una plantación de Eucalyptus globulus ubicada en el sector precordillerano andino de la región del Bío Bío, Chile, c on el objetivo de evaluar y modelar el efecto de la poda y raleo sobre las deformaciones residuales longitudinales (DRL)...

Acessar o artigo
MODELAGEM DA DISTRIBUIÇÃO DIAMÉTRICA DE ESPÉCIES LENHOSAS DA CAATINGA, SEMIÁRIDO PERNAMBUCANO - (2016)

Gabriel Paes Marangon, Rinaldo Luiz Caraciolo Ferreira, José Antônio Aleixo da Silva, Paulo Renato Schneider, Gabrielle Hambrecth Loureiro

Volume: 26 - Issue: 3

Resumo. ABSTRACT The objective of this study was to adjust and select probability density functions that describe the diametric distribution of Poincianella bracteosa Tul, Mimosa ophthalmocentra Mart. ex Benth e Manihot carthaginensis subsp. glaziovii (Muell. Arg.) Allem species,...

Acessar o artigo
OCORRÊNCIA DE Hypsipyla ferrealis Hampson (LEPIDOPTERA: PYRALIDAE) EM ANDIROBA NO ESTADO DO ACRE - (2016)

Rodrigo Souza Santos, André Schatz Pellicciotti

Volume: 26 - Issue: 3

Resumo. ABSTRACT The occurrence of Hypsipyla ferrealis Hampson was reported in the state of Acre, Brazil, infesting andiroba Retirar as palavras “the county of” da frase, pois municipality é sinônimo de county, ou seja, está em duplicidade no texto...

Acessar o artigo
PERFIL DO FUSTE DE Anadenanthera peregrina DESCRITO PELO MÉTODO DA ALTURA RELATIVA - (2016)

Valdir Carlos Lima de Andrade, Agostinho Lopes de Souza, Marco Antônio Amaro, Walter da Silva Costa, Carlos Pedro Boechat Soares

Volume: 26 - Issue: 3

Resumo. ABSTRACT The objective of this work was to test the Relative Height Method in the scaling of standing trees of Anadenanthera peregrina . Thus, four different approaches of the use of this method were tested and then compared with a taper model selected among those...

Acessar o artigo
RECUPERAÇÃO DE ÁREA DEGRADADA NO DOMÍNIO FLORESTA ESTACIONAL SEMIDECIDUAL SOB DIFERENTES TRATAMENTOS - (2016)

Rosimeri de Oliveira Fragoso, Lívia Godinho Temponi, Dercio Ceri Pereira, Ana Tereza Bittencourt Guimarães

Volume: 26 - Issue: 3

Resumo. ABSTRACT It was aimed to evaluate three treatments for forest restoration in an area with periodic elevation of the groundwater, in the Corredor de Biodiversidade Santa Maria, located between the cities of Santa Teresinha de Itaipu and São Miguel do Iguaçu, in...

Acessar o artigo
ROÇAGEM E APLICAÇÃO DE HERBICIDA PARA CONTROLE DE Megathyrsus maximus : DANOS SOBRE A VEGETAÇÃO PREEXISTENTE EM UM REFLORESTAMENTO DE 20 ANOS - (2016)

Maurício Cruz Mantoani, Jézili Dias, José Marcelo Domingues Torezan

Volume: 26 - Issue: 3

Resumo. ABSTRACT The need to control exotic grasses in areas of ecological restoration for long periods is followed by high economical costs of application, collateral damage on regeneration and other less obvious environmental harms. Thus, it is necessary estimate such drawbacks in order to...

Acessar o artigo
SISTEMA DE APOIO À GESTÃO DE ÁREAS VERDES NA PRESERVAÇÃO PERMANENTE DE CORPOS HÍDRICOS URBANOS - (2016)

Adriano Bressane, Patricia Satie Mochizuki, José Arnaldo Frutuoso Roveda, Nemésio Neves Batista Salvador

Volume: 26 - Issue: 3

Resumo. ABSTRACT The conservation of urban green areas is among the key strategies for achieving healthy and sustainable cities. However, the multiplicity of the involved factors requires an integrated analysis by means of a logical and structured procedure . Therefore, t his article aims to present...

Acessar o artigo
USO DE ÓLEO VOLÁTIL DE Piper amalago L. NA ATRAÇÃO DE MORCEGOS FRUGÍVOROS - (2016)

Tiago Corrales Cabral, Diana Gonçalves Dellagnese, Sérgio Augusto de Loreto Bordignon, Eduardo Dias Forneck, Cristina Vargas Cademartori

Volume: 26 - Issue: 3

Resumo. ABSTRACT The use of volatile oils extracted from chiropterochoric fruits has been investigated so that the great number of seeds spread by fruit-eating bats in degraded areas may be potentialized. Since Phyllostomidae mainly use smell to locate ripe fruits, this current experiment tested the...

Acessar o artigo
ALTERAÇÕES FISIOLÓGICAS DURANTE A HIDRATAÇÃO DE SEMENTES DE Dalbergia nigra ((Vell.) Fr. All. ex Benth.) - (2016)

Glauciana da Mata Ataíde, Eduardo Euclydes de Lima e Borges, José Francisco de Carvalho Gonçalves, Valéria Monteze Guimarães, Andressa Vasconcelos Flores

Volume: 26 - Issue: 2

Resumo. During germination, a series of sequential events occur in seeds in response to endogenous and / or exogenous factors. The objective of this study was to investigate the physiological changes resulting from the controlled hydration in water and temperature in seeds of...

Acessar o artigo
ANÁLISE ESPACIAL DA PRODUTIVIDADE DE SERAPILHEIRA EM UMA MATA DE GALERIA - (2016)

Priscila Sales Rodrigues Aquino, Mauro Eloi Nappo, Marcos Sales Rodrigues, Ismael Martins Pereira, Eraldo Aparecido Trondoli Matricardi, Gláucia de Mello Pelá

Volume: 26 - Issue: 2

Resumo. The gallery forests have great genetic diversity and important ecological functions, such as protecting the headwaters, controlling erosion, and functioning as buffer zones and filtering chemicals. Litterfall, which can be used as an indicator of ecological productivity, is widely...

Acessar o artigo
ASSESSING PASSIVE RESTORATION OF AN ATLANTIC FOREST SITE FOLLOWING A Cupressus lusitanica MILL. PLANTATION CLEARCUTTING - (2016)

Roque Cielo-Filho, Joice Aparecida Dias de Souza

Volume: 26 - Issue: 2

Resumo. Cupressus lusitanica has a relatively low potential for fostering colonization of native species beneath the forest canopy. However, following the clearcut of a Cupressus lusitanica plantation in the State Forest of Avaré (SFA), southeastern Brazil, a vigorous...

Acessar o artigo
CARACTERIZAÇÃO ESTRUTURAL DO BARBATIMÃO (Stryphnodendron adstringens(Mart.) Coville) NO CERRADO DO NORTE DE MINAS GERAIS - (2016)

Messulan Rodrigues Meira, Christian Dias Cabacinha, Aldenir Teixeira da Gama, Ernane Ronie Martins, Lourdes Silva de Figueiredo

Volume: 26 - Issue: 2

Resumo. This study aimed to characterize of the Stryphnodendron adstringens (Mart.) Coville population to verify the viability of sustainable management in area of Savanna in the north of state Minas Gerais, Brazil country. Therefore inventoried 25 plots of 400 square meters in two places, in all was...

Acessar o artigo
CARACTERIZAÇÃO GEOTÉCNICA E CLASSIFICAÇÃO DE SOLOS PARA ESTRADAS FLORESTAIS: ESTUDO DE CASO - (2016)

Fabiano Emmert, Reginaldo Sérgio Pereira

Volume: 26 - Issue: 2

Resumo. The study aimed to carry out geotechnical characterization and road classification for proper use of different local soils, as construction materials for forest roads. The study was performed in plantation forest areas in the municipality of Niquelândia, Goiás, Brazil. Predominant...

Acessar o artigo
CARACTERIZAÇÃO MORFOLÓGICA, MOLECULAR E PATOGENICIDADE DE Fusarium acuminatum E Fusarium verticillioides A Cordia americana - (2016)

Clair Walker, Caciara Gonzatto Maciel, Paola Mendes Milanesi, Marlove Fátima Brião Muniz, Ricardo Mezzomo, Camila Schultz Pollet

Volume: 26 - Issue: 2

Resumo. Cordia americana (L.) Gottschling & J. S. Mill . (guajuvira) is a forest species widely distributed in Brazil and represents environmental and economic importance due to the quality of its timber and use in reforestation. In order to evaluate the pathogenicity of Fusarium...

Acessar o artigo
COMPOSIÇÃO E ESTRUTURA DO COMPONENTE ARBÓREO DE MATA COM ACURI NO PANTANAL MATOGROSSENSE, BRASIL - (2016)

Raquel Rejane Bonato Negrelle

Volume: 26 - Issue: 2

Resumo. Aiming to contribute to the better understanding of this kind of Pantanal forest, the results from a floristic- structural survey performed in a 1ha plot commonly classified as “Acuri Forest”, located at RPPN SESC Pantanal (Municipality of Barão de Melgaço - MT, Brazil...

Acessar o artigo
CRESCIMENTO INICIAL DO PINHÃO-MANSO SUBMETIDO A DIFERENTES REGIMES HÍDRICOS EM LATOSSOLO VERMELHO DISTRÓFICO - (2016)

Neriane de Souza Padilha, Cesar José da Silva, Silvio Bueno Pereira, João Alfredo Neto da Silva, Débora Menani Heid, Simone Priscila Bottega, Silvana de Paula Quintão Scalon

Volume: 26 - Issue: 2

Resumo. The objective of this work was to evaluate different water regimes on initial growth and some physiological variables of physic nut ( Jatropha curcas L.) in dystrophic Haplustox. The experiment was carried under greenhouse conditions of the Embrapa Western Agriculture, located in...

Acessar o artigo
EFEITO DA CARBONIZAÇÃO DA MADEIRA NA ESTRUTURA ANATÔMICA E DENSIDADE DO CARVÃO VEGETAL DE Eucalyptus - (2016)

Bárbara Luísa Corradi Pereira, Ana Márcia Macedo Ladeira Carvalho, Aylson Costa Oliveira, Larissa Carvalho Santos, Angélica de Cássia Oliveira Carneiro, Mateus Alves de Magalhães

Volume: 26 - Issue: 2

Resumo. This study aimed to evaluate the anatomical changes that occur with charred wood and determine the anatomical properties, basic wood density and apparent density of charcoal Eucalyptus clones, besides elucidating the possible existing significant correlations. The scanning...

Acessar o artigo
EFICIÊNCIA DE SISTEMAS DE IRRIGAÇÃO EM MUDAS DE ESPÉCIES FLORESTAIS NATIVAS PRODUZIDAS EM TUBETES - (2016)

Michael Silveira Thebaldi, Luiz Antonio Lima, Antonio Carlos da Silva, Matheus de Figueiredo Braga Colares, Pedro Luiz Terra Lima

Volume: 26 - Issue: 2

Resumo. Seedlings low quality can result due to problems in irrigation and/or nutrition of seedlings in their nursery phase. Regarding irrigation, problems can arise related to low uniformity of water application or its management, leading to lack or excess of water. While the excess can...

Acessar o artigo
EFICIÊNCIA NUTRICIONAL DE MUDAS DE Stryphnodendron polyphyllum EM FUNÇÃO DE NITROGÊNIO E FÓSFORO - (2016)

Natália Hilgert de Souza Carnevali, Marlene Estevão Marchetti, Maria do Carmo Vieira, Thiago de Oliveira Carnevali, Diovany Doffinger Ramos

Volume: 26 - Issue: 2

Resumo. efficiency of absorption and utilization of nutrients. There was significant interaction between doses of N and P to the concentration of P, K, Ca, Cu, Mn and Zn in shoots and N, P, K, Ca, Mg and Fe in the root. In seedling nutrients N and Fe were influenced only by the isolated effect of N...

Acessar o artigo
EQUAÇÕES PARA ESTIMAR ESTOQUE DE CARBONO POR HECTARE NOS FUSTES DAS ÁRVORES DE FLORESTA ESTACIONAL SEMIDECIDUAL - (2016)

Carlos Pedro Boechat Soares, Marcio Leles Romarco de Oliveira, Fabrina Bolzan Martins, Lívia Thais Moreira de Figueiredo

Volume: 26 - Issue: 2

Resumo. The aim of this study was to adjust equations to estimate the carbon stock per hectare in stems of trees in function of forest variables, obtained by horizontal point sampling (Bitterlich method). Were sampled 55 points with a basal area factor K = 1, in natural forest fragments, located at...

Acessar o artigo
FAUNA DO SOLO AO LONGO DO PROCESSO DE SUCESSÃO ECOLÓGICA EM VOÇOROCA REVEGETADA NO MUNICÍPIO DE PINHEIRAL – RJ - (2016)

Khalil de Menezes Rodrigues, Maria Elizabeth Fernandes Correia, Alexander Silva de Resende, Fernanda de Lima Camilo, Eduardo Francia Carneiro Campelo, Avílio Antônio Franco, Sonia Carmela Falci Dechen

Volume: 26 - Issue: 2

Resumo. The diversity, richness and composition of the soil epigeous fauna community were evaluated in a re- vegetated gully at the Instituto Federal de Educação (IFRJ) campus Nilo Peçanha, in the municipality of Pinheiral, Rio de Janeiro state. Revegetation was...

Acessar o artigo
FISIONOMIA E ESTRUTURA DE VEGETAÇÃO DE CAATINGA EM DIFERENTES AMBIENTES EM SERRA TALHADA - PERNAMBUCO - (2016)

Séfora Gil Gomes de Farias, Maria Jesus Nogueira Rodal, André Laurênio de Melo, Maria Amanda Menezes Silva, André Luiz Alves de Lima

Volume: 26 - Issue: 2

Resumo. This study aimed to investigate the influence of spatial heterogeneity of abiotic factors on the spatial patterns of vegetation structure of the woody component and of its regeneration; it was carried out in an area of “caatinga” located in the Parque Estadual Mata of Pimenteira,...

Acessar o artigo
FUNÇÃO DE AFILAMENTO E SORTIMENTOS DE MADEIRA PARA Araucaria angustifolia - (2016)

Emanuel Arnoni Costa, César Augusto Guimarães Finger, Paulo Renato Schneider, André Felipe Hess

Volume: 26 - Issue: 2

Resumo. Taper functions allow determining size classes and volumes of trees with direct application in the planning of technical and economic forest activities. For this purpose, the aim of this study was to describe the taper of the trunk of Araucaria angustifolia (Bertol.) Kuntze in the...

Acessar o artigo
FUNGOS MICORRÍZICOS ARBUSCULARES: COMPOSIÇÃO, COMPRIMENTO DE MICÉLIO EXTRARRADICULAR E GLOMALINA EM ÁREAS DE MATA ATLÂNTICA, RIO DE JANEIRO - (2016)

Cristiane Figueira da Silva, Marcos Gervasio Pereira, Vera Lúcia dos Santos, Divino Levi Miguel, Eliane Maria Ribeiro da Silva

Volume: 26 - Issue: 2

Resumo. The Atlantic Forest is considered an environment of great biodiversity. However, by constantly being subjected to intense human pressure, is very fragmented and disconnected, surrounded by extensive matrices formed by pastures, capoeiras , monocultures and urban areas....

Acessar o artigo
GERMINAÇÃO DE SEMENTES E EMERGÊNCIA DE PLÂNTULAS DE Luehea divaricata Mart. et. Zucc. EM DIFERENTES SUBSTRATOS - (2016)

Adriana Falcão Dutra, Maristela Machado Araujo, Daniele Guarienti Rorato, Patricia Mieth

Volume: 26 - Issue: 2

Resumo. This study aimed to evaluate different substrates on seed germination and seedling emergence of Luehea divaricata . The study was conducted at the Viveiro Florestal, DCFL, Universidade Federal de Santa Maria, RS. The fruits were collected from eight mother trees in the Morro Cerrito, Santa...

Acessar o artigo
INFLUÊNCIA DA INCLINAÇÃO DAS FIBRAS DA MADEIRA NA SUA RESISTÊNCIA AO CISALHAMENTO - (2016)

Edgar Vladimiro Mantilla Carrasco, Judy Norka Rodo Mantilla

Volume: 26 - Issue: 2

Resumo. The shear stress as a function of the inclination of the wood fibers were determined through experimental tests. The test specimens were obtained from a sample of wood beams 12 Eucalyptus saligna , following the requirements of NBR 7190. They were made with variable slope fiber (0 º, 15...

Acessar o artigo
INFLUÊNCIA DA TEMPERATURA NA RESISTÊNCIA E NO MÓDULO DE ELASTICIDADE EM MADEIRA DE HÍBRIDOS DE EUCALIPTOS - (2016)

Edgar Vladimiro Mantilla Carrasco, Ana Lúcia Crespo Oliveira, Judy Norka Rodo Mantilla

Volume: 26 - Issue: 2

Resumo. This paper deals with the influence of temperature in a range from 20 °C to 240 °C, in the physical properties of wood: humidity and specific and mechanical masses: strength and modulus of elasticity for the parallel compression to the fibers. The experimental program was performed with...

Acessar o artigo
INFLUÊNCIA DAS PROPRIEDADES QUÍMICAS E DA RELAÇÃO SIRINGIL/GUAIACIL DA MADEIRA DE EUCALIPTO NA PRODUÇÃO DE CARVÃO VEGETAL - (2016)

Rosimeire Cavalcante dos Santos, Angélica de Cássia Oliveira Carneiro, Benedito Rocha Vital, Renato Vinícius Oliveira Castro, Graziela Baptista Vidaurre, Paulo Fernando Trugilho, Ana Flávia Neves Mendes Castro

Volume: 26 - Issue: 2

Resumo. The objective of this study was to determine the influence of the chemical properties (elemental composition, levels of extractives, lignin total and holocellulose) and the syringyl/guaiacyl, wood of different Eucalyptus genetic materials in the production of charcoal. It was used...

Acessar o artigo
INTERFERÊNCIA DE DOSES DE COBRE NO CRESCIMENTO E NA QUALIDADE DE MUDAS DE Bauhinia forficata Link, Pterogyne nitens Tul E Enterolobium contortisiliquum Vell. - (2016)

Rodrigo Ferreira da Silva, Clovis Orlando Da Ros, Alex Dellai, Andre Luís Grolli, Douglas Leandro Shaid, Patricia Viel

Volume: 26 - Issue: 2

Resumo. Copper is an essential element for the plants, but when it’s present in high amounts in soil, it becomes toxic to vegetable metabolism. One of the strategies for rehabilitation of contaminated areas by metals is the phytoremediation, which consists in the...

Acessar o artigo
LEVANTAMENTO DA ENTOMOFAUNA EM PLANTIOS DE Eucalyptus spp. POR MEIO DE ARMADILHA LUMINOSA EM SÃO FRANCISCO DE ASSIS - RS - (2016)

Juliana Garlet, Ervandil Corrêa Costa, Jardel Boscardin

Volume: 26 - Issue: 2

Resumo. The cultivation of eucalyptus has become an important economic activity in Brazil. However, with the increase of the plantation areas, some entomological problems tend to increase in the same proportion. The constant monitoring of the insects associated with homogeneous planting...

Acessar o artigo
LIGNIFICAÇÃO E CRESCIMENTO DE Eucalyptus grandis (HILL EX MAIDEN) COM GA3 E BAP - (2016)

Regina Paula Willemen Pereira, Maria Beatriz de Oliveira Monteiro, Heber dos Santos Abreu

Volume: 26 - Issue: 2

Resumo. In this research experiments were accomplished with two classes of vegetable hormones (gibberellin and cytokinin); with the objective of verifying the effect of gibberellic acid and 6-Benzylaminopurine (GA 3 and BAP) on the lignification and the longitudinal growth in seedlings of Eucalyptus...

Acessar o artigo
MORFOLOGIA DE FRUTOS E SEMENTES E GERMINAÇÃO DE Poincianella pyramidalis (Tul.) L. P. Queiroz, comb. Nov - (2016)

Andrea Vita Reis Mendonça, Teresa Aparecida Soares de Freitas, Leonardo Silva Souza, Mariana Duarte Silva Fonseca, Josival Santos Souza

Volume: 26 - Issue: 2

Resumo. The objective of this study was to describe the morphological characters of fruits, seeds and seedlings, characterize the germination process and verify that the seed position in the fruit interferes with the seed germination of Poincianella pyramidalis . The fruits were...

Acessar o artigo
POTENCIAL ENERGÉTICO DOS RESÍDUOS DO FRUTO DA MACAÚBA E SUA UTILIZAÇÃO NA PRODUÇÃO DE CARVÃO VEGETAL - (2016)

Anderson Barbosa Evaristo, Daniela Correia Martino, Adriano Henrique Ferrarez, Danilo Barros Donato, Angélica de Cássia Oliveira Carneiro, José Antônio Saraiva Grossi

Volume: 26 - Issue: 2

Resumo. The use of biomass for energy purposes has been highlighted in as a way to reduce dependence on non- renewable energy sources. Macaw palm, Acrocomia aculeata (Jacq.) Lodd. ex Martius , is an arborescent palm and has a high energy potential from the fruit processing. The aim of this study was...

Acessar o artigo
RELAÇÕES HÍDRICAS E SOLUTOS ORGÂNICOS EM PLANTAS JOVENS DE Jatropha curcas L. SOB DIFERENTES REGIMES HÍDRICOS - (2016)

Adenilda Ribeiro de Moura, Rejane Jurema Mansur Custódio Nogueira, José Antônio Aleixo da Silva, Tarcísio Viana de Lima

Volume: 26 - Issue: 2

Resumo. The objective of this study was to evaluate water and organic solutes in plants of Jatropha curcas L. exposed to water deficit and grown in a greenhouse. The design was completely randomized with four water treatments (-100% T1, T2 - 80%, T3 - T4 and 60% - 40% of pot...

Acessar o artigo
RESISTANCE OF THERMALLY MODIFIED Eucalyptus grandis W. Hill ex Maiden WOOD TO DETERIORATION BY DRY-WOOD TERMITES (Cryptotermes sp.) - (2016)

Djeison Cesar Batista, Silvana Nisgoski, José Tarcísio da Silva Oliveira, Graciela Inês Bolzón de Muñiz, Juarez Benigno Paes

Volume: 26 - Issue: 2

Resumo. There are currently in operation five major European industrial processes for wood thermal modification. They improve wood’s dimensional stability and decay resistance, but are not efficient against termites attack. In fact, there is little research about the effect of thermal...

Acessar o artigo
RESISTÊNCIA DE PAINÉIS AGLOMERADOS PRODUZIDOS COM MISTURA DE MADEIRA DE ESPÉCIES FLORESTAIS TRADICIONAIS E NÃO TRADICIONAIS - (2016)

Felipe Luis Sanches, Éverton Hillig, Setsuo Iwakiri, Lygia Maria Napoli

Volume: 26 - Issue: 2

Resumo. The objective of this work was to investigate the strength of particleboards made with wood of Pinus taeda , Eucalyptus saligna , Mimosa scabrella and Hovenia dulcis and mixtures in different proportions and two board compositions. The boards were produced in mixtures of two, three and...

Acessar o artigo
SUBSTRATOS E NÍVEIS DE LUMINOSIDADE NO CRESCIMENTO INICIAL DE MUDAS DE Tocoyena formosa(Cham. & Schltdl.) K. Schum. (RUBIACEAE) - (2016)

Thaliny Bonamigo, Silvana de Paula Quintão Scalon, Zefa Valdivina Pereira

Volume: 26 - Issue: 2

Resumo. The aim of this study was to determine the best substrate type and light conditions for the cultivation of seedlings of Tocoyena formosa (Cham. & Schltdl.) K. Schum. Seeds were planted in Styrofoam trays under 70% shading. Three months after emergence, the seedlings were selected and...

Acessar o artigo
USO ENERGÉTICO DE RESÍDUOS MADEIREIROS NA PRODUÇÃO DE CERÂMICAS NO ESTADO DE SÃO PAULO - (2016)

Guilherme de Andrade Lopes, José Otávio Brito, Luiz Fernando de Moura

Volume: 26 - Issue: 2

Resumo. The use of forest biomass is an important alternative source of renewable, economic, technical and environmentally viable energy, which struggles to displace other energy sources that are more expensive or non-renewable, such as natural gas, diesel oil and LPG. Within the...

Acessar o artigo
ABUNDÂNCIA NATURAL DE 15N E FORMAS DE NITROGÊNIO EM ARGISSOLO CULTIVADO COM EUCALIPTO E ACÁCIA - (2016)

Rodinei Facco Pegoraro, Ivo Ribeiro da Silva, Roberto Ferreira de Novais, Nairam Felix de Barros, Reinaldo Bertola Cantarutti, Sebastião Fonseca

Volume: 26 - Issue: 1

Resumo. The nutrients nitrogen and one of the most demanded by plant species, and its presence in soil under organic or mineral forms available to plants is linked to quality and quatity of plant residues added to the soil. The study aimed to evaluate the influence of cultivation of eucalyptus and acacia...

Acessar o artigo
APLICAÇÃO DE AIB E TIPO DE MINIESTACAS NA PRODUÇÃO DE MUDAS DE Handroanthus heptaphyllus Mattos - (2016)

Taiane Pires de Freitas de Oliveira, Deborah Guerra Barroso, Kelly Ribeiro Lamônica, Giovanna Campos Mamede Weiss de Carvalho

Volume: 26 - Issue: 1

Resumo. The objective of this study was to evaluate the effect of type of cuttings and the need for application of IBA on rooting and quality of the seedlings formed Handroanthus heptaphyllus . The apical and intermediate cuttings were obtained in multiclonal minigarden formed from seeds. The cuttings...

Acessar o artigo
APROVEITAMENTO DA CASCA DO COCO-VERDE (Cocos nucifera L.) PARA PRODUÇÃO DE POLPA CELULÓSICA - (2016)

Mahalia Sojo Cardoso, Joaquim Carlos Gonçalez

Volume: 26 - Issue: 1

Resumo. The coconut husk is a residue from consumption of coconut water. In coastal cities this residue has already become a big problem, because it is difficult to decompose. The present study aimed to evaluate the husk of the coconut ( Cocos nucifera L.) for production of kraft pulp. The raw...

Acessar o artigo
AVALIAÇÃO COMPARATIVA DO ESTADO NUTRICIONAL DE MUDAS DE BARU (Dipteryx alata) - (2016)

Thaís Soto Boni, Kátia Luciene Maltoni, Salatier Buzetti, Ana Maria Rodrigues Cassiolato

Volume: 26 - Issue: 1

Resumo. To a successful revegetation process, besides improving the edaphic area conditions, seedlings must have good quality, which can be assessed by nutritional status. This research evaluated the foliar contents of N, P, K, Ca, Mg, S, B, Cu, Fe, Mn, and Zn from Dipteryx alata seedlings produced...

Acessar o artigo
CARACTERÍSTICAS DENDROMÉTRICAS, QUÍMICAS E DENSIDADE BÁSICA DA MADEIRA DE HÍBRIDOS DE Eucalyptus grandis X Eucalyptus urophylla - (2016)

Tseng Yao Hsing, Nadia Figueiredo de Paula, Rinaldo César de Paula

Volume: 26 - Issue: 1

Resumo. The present study evaluated the dendrometric, chemical and basic density wood from five hybrids of Eucalyptus grandis x Eucalyptus urophylla at 2.25 years old. The experiment was implemented in 3.5 x 2 meters spacing, with 35 replicates of a single tree. Four replicates were harvester, we...

Acessar o artigo
COMPOSIÇÃO FLORÍSTICA E CARACTERIZAÇÃO SUCESSIONAL COMO SUBSÍDIO PARA CONSERVAÇÃO E MANEJO DO PNMCBio, SOROCABA - SP - (2016)

Samuel Coelho, Eliana Cardoso-Leite, Ana Carolina Devides Castello

Volume: 26 - Issue: 1

Resumo. The study was conducted at the Natural Municipal Park “Corredores da Biodiversidade” (PNMCBio) in Sorocaba-SP, with the aim to evaluate the floristic composition of the tree component and the successional stage of a forest with about 31 hectares. Thereunto, were allocated 64 plots...

Acessar o artigo
COMPOSIÇÃO FLORÍSTICO-ESTRUTURAL AO LONGO DE UM GRADIENTE DE BORDA EM FRAGMENTO DE FLORESTA OMBRÓFILA MISTA ALTO-MONTANA EM SANTA CATARINA - (2016)

Tiago de Souza Ferreira, Amanda Koche Marcon, Bruna Salami, Carla Carolina Chini Rech, Alex Ribeiro Mendes, Adriel Furtado Carvalho, Francieli de Fátima Missio, Francieli Pscheidt, André Luiz Guidini, Rafael da Silva Dornelles, Ana Carolina Silva, Pedro Higuchi

Volume: 26 - Issue: 1

Resumo. The objectives of this study were to characterize the floristic and structure of the tree component in Upper Montane Araucaria Forest fragment and to evaluate the influence of the edge effects on tree species organization, structure, richness and diversity. For this, a total of...

Acessar o artigo
CONTRIBUIÇÃO DOS ATRIBUTOS QUÍMICOS DO SOLO NO DESENVOLVIMENTO VEGETATIVO DO PARICÁ EM DIFERENTES SISTEMAS DE CULTIVO - (2016)

Possidônio Guimarães Rodrigues, Maria de Lourdes Pinheiro Ruivo, Jorge Luiz Piccinin, Mário Augusto Gonçalves Jardim

Volume: 26 - Issue: 1

Resumo. This study aimed to evaluate some chemical components of an Oxisol and the relationship with the vegetative development of paricá [ Schizolobium amazonicum (Huber ex Ducke)] in different cropping systems in reforestation areas in the municipality of Tailandia, northeast paraense....

Acessar o artigo
CRESCIMENTO INICIAL DE ACÁCIA-NEGRA COM VERMICOMPOSTOS DE DIFERENTES RESÍDUOS AGROINDUSTRIAIS - (2016)

Rul Martins Antunes, Rosa Maria Vargas Castilhos, Danilo Dufch Castilho, Otávio dos Anjos Leal, Robson Andreazza

Volume: 26 - Issue: 1

Resumo. The use of vermicompost as organic compounds of different agro-industrial wastes in the productionof Acacia mearnsii seedlings can be an alternative of reusing waste and increase of seedlings production. The aim of this study was to evaluate the growth and nutrient concentration in Acacia...

Acessar o artigo
CRESCIMENTO INICIAL E CONCENTRAÇÃO DE NUTRIENTES EM CLONES DE Eucalyptus urophylla x Eucalyptus grandis SOB INTERFERÊNCIA DE PLANTAS DANINHAS - (2016)

Wilker Nunes Medeiros, Christiane Augusta Diniz Melo, Rafael Augusto Soares Tiburcio, Gustavo Soares da Silva, Aroldo Ferreira Lopes Machado, Leonardo David Tuffi Santos, Francisco Affonso Ferreira

Volume: 26 - Issue: 1

Resumo. The presence of weeds in eucalypt plantations, especially in the first two years, can result in losses of productivity because it reduces the efficiency of growth resource use by the crop. The objective of this study was to evaluate the effects of weed interference in two Eucalyptus urophylla...

Acessar o artigo
DESENVOLVIMENTO INICIAL E QUALIDADE DE MUDAS DE Copaifera langsdorffii Desf. SOB DIFERENTES NÍVEIS DE SOMBREAMENTO - (2016)

Simone Matias Reis, Ben Hur Marimon-Júnior, Paulo Sérgio Morandi, Claudinei Oliveira-Santos, Bianca de Oliveira, Beatriz Schwantes Marimon

Volume: 26 - Issue: 1

Resumo. The gallery forests are being fragmented, leading to loss of its high diversity, becoming indispensable studies assessing the environmental performance of their tree species. The objective of this study was to test the hypothesis that the production of seedlings Copaifera langsdorffii is...

Acessar o artigo
DIFERENCIAÇÃO DA VEGETAÇÃO ARBÓREA DE TRÊS SETORES DE UM REMANESCENTE FLORESTAL RELACIONADA AO SEU HISTÓRICO DE PERTURBAÇÕES - (2016)

Jean Daniel Morel, José Aldo Alves Pereira, Rubens Manoel dos Santos, Evandro Luiz Mendonça Machado, João José Marques

Volume: 26 - Issue: 1

Resumo. Forest fragmentation is one of the main causes of biodiversity loss, directly affecting the ecological processes. This study aimed to evaluate tree diversity, structure, and composition parameters in three sectors of a forest fragment with distinct disturbance records. The arboreal vegetation...

Acessar o artigo
DINÂMICA DA REGENERAÇÃO NATURAL NO SUB-BOSQUE DE Pinus caribaea Morelet. var. caribaea NA RESERVA BIOLÓGICA DE SALTINHO, TAMANDARÉ - PE - (2016)

Izabela Souza Lopes, Ana Lícia Patriota Feliciano, Luiz Carlos Marangon, Antonia Lidiane de Alencar

Volume: 26 - Issue: 1

Resumo. The study of the structure and dynamics of natural regeneration in the understory of plantations with exotic species, such as those of the genus Pinus , makes it possible to provide information to management, conservation and re-establishment of native species in a plant community. The aim of...

Acessar o artigo
EFEITOS DE DIFERENTES TIPOS DE CONTROLE DE PLANTAS INFESTANTES SOBRE A MIRMECOFAUNA EM Eucalyptus grandis - (2016)

Jardel Boscardin, Ervandil Corrêa Costa, Juliana Garlet, Leonardo Mortari Machado, Dayanna do Nascimento Machado, Leandra Pedron, Lisandro Cunha Bolzan

Volume: 26 - Issue: 1

Resumo. The aim of this study was to evaluated the effects of different types of weed control on the ant fauna in an initial planting of Eucalyptus grandis. Therefore, in march of 2011 was performed the implantation of culture, in an area located in the city of Santa Maria - RS. The six treatments were...

Acessar o artigo
ESTIMATIVAS DAS PROPRIEDADES FÍSICO-MECÂNICAS DE COMPOSTOS LVL CONFECCIONADOS COM PARICÁ POR MEIO DE ULTRASSOM - (2016)

Rafael Rodolfo de Melo, Cláudio Henrique Soares Del Menezzi

Volume: 26 - Issue: 1

Resumo. This study aimed at evaluating the utilization of ultrasound nondestructive method to estimate physical and mechanical properties of laminated veneer lumber (LVL) manufactured with Schizolobium amazonicum Huber ex. Ducke by ultrasound. For this, LVL boards were manufactured in laboratory. After...

Acessar o artigo
ESTRUTURA DO COMPONENTE DE REGENERAÇÃO NATURAL E ARBÓREO DE DOIS MANGUEZAIS NO ESTADO DO PARANÁ - (2016)

Ana Paula Lang Martins Madi, Maria Regina Torres Boeger, Letícia Larcher, Andressa Pelozo, Carolina Sereneski, Carlos Bruno Reissmann, André Andrian Padial

Volume: 26 - Issue: 1

Resumo. We analyzed the structures of two mangrove forests of Paraná (Brazil) (Antonina Bay and Guaratuba Bay), considering adult trees and regeneration component. In each area, we marked three sub-areas and sampled five plots of 10 x 10 m, equivalent to 0.05 ha to adults trees and fifteen 1 x...

Acessar o artigo
EVOLUÇÃO ESTRUTURAL DE BRACATINGAIS DA REGIÃO METROPOLITANA DE CURITIBA, PARANÁ, BRASIL - (2016)

Luis Cesar Rodrigues da Silva, Sebastião do Amaral Machado, Franklin Galvão, Afonso Figueiredo Filho

Volume: 26 - Issue: 1

Resumo. The objective of this research was to study the structural evolution of tree species in stands of bracatinga, along twenty years. The bracatinga (Mimosa scabrella Bentham) is a short-lived pioneer species that characterizes its stands. Under the bracatingas it is formed an understory with other...

Acessar o artigo
FLORÍSTICA E ESTRUTURA DO COMPONENTE ARBÓREO E RELAÇÃO COM VARIÁVEIS AMBIENTAIS EM UM REMANESCENTE FLORESTAL EM CAMPOS NOVOS - SC - (2016)

Pedro Higuchi, Ana Carolina da Silva, Tiago de Souza Ferreira, Sheila Trierveiler de Souza, Juliano Pereira Gomes, Karina Montibeller da Silva, Kristiana Fiorentin dos Santos, Eduardo Jocimar Berndt, Janir de Oliveira Souza Junior, Deise Tatiani de Gois, Felipe Weiduschat

Volume: 26 - Issue: 1

Resumo. In order to identify the floristic and structure patterns of the tree component and to determine the environmental variables that influence these patterns in a sector of montane Araucaria Forest remnant, 50 plots of 10 × 20 m were allocated, using systematic sampling, 30m...

Acessar o artigo
FUNGOS ASSOCIADOS ÀS SEMENTES DE Enterolobium contortisiliquum: ANÁLISE DA INCIDÊNCIA, CONTROLE E EFEITOS NA QUALIDADE FISIOLÓGICA COM O USO DE EXTRATOS VEGETAIS - (2016)

José George Ferreira Medeiros, Aderson Costa Araujo Neto, Marina Matias Ursulino, Luciana Cordeiro do Nascimento, Edna Ursulino Alves

Volume: 26 - Issue: 1

Resumo. The fungi are main micro-organisms associated with seeds, may cause damages, both in the field but also post-harvest and during storage. In this last phase, deterioration can occur by the action of specific fungi, affecting their physiological quality. The use of plant extracts with...

Acessar o artigo
GERMINAÇÃO DE SEMENTES DE Piptadenia moniliformis Benth. SOB ESTRESSE HÍDRICO - (2016)

Gilvaneide Alves de Azerêdo, Rinaldo Cesar de Paula, Sérgio Valiengo Valeri

Volume: 26 - Issue: 1

Resumo. The period of germination and the establishment of seedlings are important factors for the survival of species, mainly in places where availability of water is limited, as in the Caatinga region. In this sense, the purpose of this research was to evaluate the effect of water stress on the...

Acessar o artigo
INFLUÊNCIA DA POSIÇÃO SOCIAL NAS RELAÇÕES MORFOMÉTRICAS DE Araucaria angustifolia - (2016)

Emanuel Arnoni Costa, César Augusto Guimarães Finger, Frederico Dimas Fleig

Volume: 26 - Issue: 1

Resumo. The morphometric relations allow describing dimensions of trees without prior knowledge of the age, it help the forest planning and implementation of silvicultural treatments, especially when needs to make sustainable use of forests. For this purpose, the aim of this study was to...

Acessar o artigo
MULTIPLICAÇÃO E ALONGAMENTO IN VITRO DE CLONES HÍBRIDOS DE Eucalyptus globulus - (2016)

Leandro Silva de Oliveira, Aloisio Xavier, Aline Pontes Lopes, Elizabete Keiko Takahashi, Wagner Campos Otoni

Volume: 26 - Issue: 1

Resumo. Eucalyptus globulus hybrids represent an excellent alternative to the pulp and paper sector, because of gains in wood quality for pulp. However, these hybrids have shown recalcitrance to adventitious rooting. Thus, micropropagation is considered the technique for rejuvenating adult genetic...

Acessar o artigo
POTENCIAL DA ASSOCIAÇÃO Pisolithus microcarpus COM MUDAS DE Corymbia citriodora EM SOLO CONTAMINADO COM ZINCO - (2016)

Rodrigo Ferreira da Silva, Zaida Inês Antoniolli, Sidinei Wolnei Weirich, Alex Dellai, Evandro Luiz Missio, Douglas Scheid

Volume: 26 - Issue: 1

Resumo. The use of microorganisms potential association with plants is a common practice in soil contaminated by heavy metals, considered low-cost and environmentally friendly. This study aimed to evaluate the growth of Corymbia citriodora (Hook.) K. D. Hill & L.A.S. Johnson and the effect of...

Acessar o artigo
PRODUÇÃO DE MUDAS DE UMBUZEIRO (Spondias tuberosa Arruda Câmara) EM DIFERENTES SUBSTRATOS E TAMANHO DE RECIPIENTES - (2016)

Flávio Ricardo da Silva Cruz, Leonaldo Alves de Andrade, Ramon Costa Feitosa

Volume: 26 - Issue: 1

Resumo. The species Spondias tuberosa Arr. Cam. (umbuzeiro) stands out as one of the tree species with the greatest potential of the Brazilian semiarid. Even though it’s significant socioeconomic and environmental importance, there is a lack of studies aimed at establishing a seedlings...

Acessar o artigo
PRODUTOS FLORESTAIS NÃO MADEIREIROS E VALOR POTENCIAL DE EXPLORAÇÃO SUSTENTÁVEL DA FLORESTA ATLÂNTICA NO SUL DE SANTA CATARINA - (2016)

Guilherme Alves Elias, Robson dos Santos

Volume: 26 - Issue: 1

Resumo. This study indicated the non-timber forest products (NTFPs) associated with tree species of the remnants of Tropical Rain Forest studied in southern Santa Catarina. The species examined were ranked according to their potential value for sustainable exploitation (PVSE) of NTFP, applying the...

Acessar o artigo
QUALIDADE FISIOLÓGICA DE SEMENTES DE Tabernaemontana fuchsiaefolia A. DC EM FUNÇÃO DO TESTE DE ENVELHECIMENTO ACELERADO - (2016)

Carlos Eduardo Moraes, José Carlos Lopes, Carla Caroline Magalhães Farias, Khétrin Silva Maciel

Volume: 26 - Issue: 1

Resumo. Tabernaemontana fuchsiaefolia A. DC is a species of the Apocynaceae family, native of Brasil, with aggressive characteristic, having potential for use in restoration of degraded areas. The work aimed to evaluate the influence os methods of accelerated aging on the physiological quality and...

Acessar o artigo
RELAÇÃO ENTRE O TEOR ABSOLUTO E RELATIVO DE CLOROFILA EM FOLHAS DE VIMEIRO - (2016)

Eduardo da Silva Daniel, Cassandro Vidal Talamini do Amarante, Mariuccia Schlichting de Martin, David José Miquelluti, Mari Lucia Campos

Volume: 26 - Issue: 1

Resumo. The traditional methods for chlorophylls quantification in leaves are destructive, time consuming and expensive. One alternative to the destructive methods involve the use portable devices, such as the chlorophyll meter SPAD-502, which measure the green color intensity of the...

Acessar o artigo
RELAÇÕES SOLO–VEGETAÇÃO EM “ILHAS” FLORESTAIS E SAVANAS ADJACENTES, NO NORDESTE DE RORAIMA - (2016)

Keily Katiany Almeida Feitosa, José Frutuoso do Vale Júnior, Carlos Ernesto Gonçalves Reynaud Schaefer, Maria Ivonilde Leitão de Sousa, Pedro Paulo Ramos Ribeiro Nascimento

Volume: 26 - Issue: 1

Resumo. Studies on soils of forest islands within the savanna domain are key for understanding processes of landscape formation and evolution. We characterized the morphological, physical and chemical properties of soils at four different forest fragments that occur in the savanna-forest mosaic of...

Acessar o artigo
SUBSTRATOS E TEMPERATURAS PARA TESTE DE GERMINAÇÃO EM SEMENTES DE MYRTACEAE - (2016)

Juliano Pereira Gomes, Luciana Magda de Oliveira, Paula Iaschitzki Ferreira, Felipe Batista

Volume: 26 - Issue: 1

Resumo. The Brazilian species of the Myrtaceae comprises several arborescent and shrubby plants that are used to produce fruit for fresh consumption or industrialization. Information about the seed quality evaluations for these species are scarce in the literature, mainly related to the adequacy of the...

Acessar o artigo
TIVIDADE RESPIRATÓRIA DE MERISTEMAS APICAIS DE RAMOS PLAGIOTRÓPICOS DE Araucaria angustifolia (Bertol.) Kuntze - (2016)

Gabriely Pinto Pereira, Flávio Zanette, Luiz Antonio Biasi, Ruy Inacio Neiva de Carvalho

Volume: 26 - Issue: 1

Resumo. Araucaria angustifolia decreases its growth ratio during the fall and winter in response to adverse environmental conditions such as in temperate fruits where bud dormancy as a survival startegy. The aim of this study was to evaluate the dynamics of the respiratory activity of apical meristems...

Acessar o artigo
ANÁLISE TÉCNICA E DE CUSTO DO FELLER BUNCHER E SKIDDER NA COLHEITA DE MADEIRA EM DIFERENTES PRODUTIVIDADES DO POVOAMENTO - (2015)

André Leonardo Nasser Pereira, Eduardo da Silva Lopes, Andrea Nogueira Dias

Volume: 25 - Issue: 4

Resumo. The objective of this study was to do a technical and costs analysis of a feller buncher and skidder in module harvesting Pinus taeda L. plantations in stands with different productivities. The study was conducted in a forestry company located in northern region of Santa Catarina State, Brazil....

Acessar o artigo
APPLICATION OF FISHER’S DISCRIMINANT ANALYSIS TO CLASSIFY FOREST COMMUNITIES IN THE PAMPA BIOME - (2015)

Ricardo V. Kilca, Solon Jonas Longhi, Gustavo Schwartz, Adriano M. Souza, Julio C. Wojciechovski

Volume: 25 - Issue: 4

Resumo. Fisher Discriminant Analysis (DA) seeks a linear combination of independent variables maximizing separation of predicted groups and also permits new observations for being classified in groups know a priori. We applied DA with eight structural attributes of vegetation obtained of systematic tree...

Acessar o artigo
ATRIBUTOS ECOLÓGICOS DA BIOINVASORA Nicotiana glauca GRAHAM (SOLANACEAE) E AVALIAÇÃO DA SUSCEPTIBILIDADE DE SUA OCORRÊNCIA NO BRASIL - (2015)

Juliano Ricardo Fabricante, Raphaela Aguiar de Castro, Kelianne Carolina Targino de Araújo, José Alves de Siqueira-Filho

Volume: 25 - Issue: 4

Resumo. Native to Bolivia and Argentina, Nicotiana glauca Graham, is now found growing wild in arid and semiarid regions of different parts of the globe, where in some countries is an important exotic invasive. In Brazil the species had not been reported as invasive, but in the areas of design...

Acessar o artigo
Attalea phalerata MART. EX SPRENG.: ASPECTOS BOTÂNICOS, ECOLÓGICOS, ETNOBOTÂNICOS E AGRONÔMICOS - (2015)

Raquel Rejane Bonato Negrelle

Volume: 25 - Issue: 4

Resumo. Attalea phalerata is a neotropical species with distribution restricted to the west part of South America, found in Colombia, Peru, Bolivia, Brazil and Paraguay. This species isconsidered with high economic potential, due to the diversity of popular uses associated to it. In spite of not being...

Acessar o artigo
BIOMASSA E CARBONO ORGÂNICO EM POVOAMENTOS DE Araucaria angustifolia (Bertol.) Kuntze - (2015)

Marcos Vinicius Winckler Caldeira, Luciano Farinha Watzlawick, Márcio Viera, Rafaelo Balbinot, Kallil Chaves Castro

Volume: 25 - Issue: 4

Resumo. The objective was to estimate the biomass and organic carbon in Araucaria angustifolia stands with different ages. The Araucaria angustifolia stands studied were not pruning but were thinning in difference ages. In stands of 32 and 31 years-old, were three thinnings. In stands of 30, 29, 25, 24...

Acessar o artigo
CARACTERIZAÇÃO MORFOLÓGICA DE PLÂNTULAS DURANTE A GERMINAÇÃO DE SEMENTES DE Psidium cattleianum E Acca sellowiana (MYRTACEAE) - (2015)

Juliano Pereira Gomes, Luciana Magda de Oliveira, Caroline Sartorato Silva França, Helen Michels Dacoregio, Roseli Lopes da Costa Bortoluzzi

Volume: 25 - Issue: 4

Resumo. This study describes the morphological characterization during seedling development of Psidium cattleianum Sabine e Acca sellowiana (O. Berg) Burret. To describe germination and seedling morphology, 100 seeds were allowed to germinate on germitest paper as substrate at a temperature of 25 °C....

Acessar o artigo
CRESCIMENTO DE ESPÉCIES ARBÓREAS EM UMA FLORESTA NATURAL DE TERRA FIRME APÓS A COLHEITA DE MADEIRA E TRATAMENTOS SILVICULTURAIS, NO MUNICÍPIO DE PARAGOMINAS, PARÁ, BRASIL - (2015)

Deivison Venicio Souza, João Olegário Pereira de Carvalho, Fernanda da Silva Mendes, Lia de Oliveira Melo, José Natalino Macedo Silva, Fernando Cristóvam da Silva Jardim

Volume: 25 - Issue: 4

Resumo. This paper deals with the effects of silvicultural treatments on growth rates of a terra firme natural forest after reduced impact logging (RIL). The study was carried out in the Rio Capim Forest Management Unit, which belongs to Cikel Brasil Verde Madeiras Ltda., located in the municipality of...

Acessar o artigo
CRESCIMENTO, ACÚMULO DE NUTRIENTES E FENÓIS TOTAIS DE MUDAS DE CEDROAUSTRALIANO (Toona ciliata) INOCULADAS COM FUNGOS MICORRÍZICOS - (2015)

Késsia Barreto Lima, Andréia Francisca Riter Netto, Marco Antonio Martins, Marta Simone Mendonça Freitas

Volume: 25 - Issue: 4

Resumo. This study aimed to evaluate the Australian red cedar seedlings for their ability to growth, nutrition and production of phenolic compounds under arbuscular mycorrhizal fungi (AMF) inoculation. An experiment was carried out under greenhouse conditions, with three treatments consisting of...

Acessar o artigo
EFEITO DO ÁCIDO INDOL-3-BUTÍRICO (AIB) NO ENRAIZAMENTO DE MINIESTACAS DE IPÊ-ROXO (Handroanthus heptaphyllus MATTOS) - (2015)

Taiane Pires de Freitas de Oliveira, Deborah Guerra Barroso, Kelly Ribeiro Lamônica, Virgínia Silva Carvalho, Marcos André de Oliveira

Volume: 25 - Issue: 4

Resumo. The Handroanthus heptaphyllus Mattos know as “ipê-roxo” is usually propagated by seeds. An propagation alternative for species. Is the vegetative propagation, technique that stimulates seedling production on a commercial scale besides the expected gain in characteristic as the...

Acessar o artigo
EFEITO DOS ÁCIDOS INDOLBUTÍRICO E NAFTALENOACÉTICO NO ENRAIZAMENTO DE ESTACAS SEMILENHOSAS DE Cordia trichotoma (Vell.) Arrab. ex Steud. - (2015)

Luiz Roberto Faganello, João Alexandre Lopes Dranski, Ubirajara Contro Malavasi, Marlene de Matos Malavasi

Volume: 25 - Issue: 4

Resumo. This study aimed to evaluate the effects of different concentrations of the indolbutiric acid and α-naphthalene acetic acid on the rooting of semi-woody cuttings, collected from the sprout of Cordia trichotoma seedlings. Seedlings were produced by seeds constituting a miniclonal garden with...

Acessar o artigo
EFICIÊNCIA DE ÍNDICES DE RISCO DE INCÊNDIOS PARA O PANTANAL SUL-MATO-GROSSENSE - (2015)

Balbina Maria Araújo Soriano, Omar Daniel, Sandra Aparecida Santos

Volume: 25 - Issue: 4

Resumo. The objective of this work was to compare the indices of fire risk from hotspots and define the most efficient for the conditions of South Pantanal of Mato Grosso, based on meteorological data and number of hotspots. The work consisted of correlation analysis between some meteorological variables...

Acessar o artigo
FERTILIZANTE DE LIBERAÇÃO LENTA NO DESENVOLVIMENTO DE MUDAS DE Anadenanthera peregrina (L.) Speg. (ANGICO-VERMELHO) E Schinus terebinthifolius Raddi (AROEIRA-VERMELHA) - (2015)

Überson Boaretto Rossa, Alessandro Camargo Angelo, Danielle Janaina Westphalen, Fernando Esteban Montero de Oliveira, Frederico Fonseca da Silva, João Célio de Araujo

Volume: 25 - Issue: 4

Resumo. In order to assess the development of two native species, Anadenanthera peregrina and Schinus terebinthifolius, submitted to doses of slow-release fertilizer formulation 13-06-16, an experiment was conducted in greenhouse using a mixture of raw materials with organic compost, vermiculite and...

Acessar o artigo
FLORESTA OMBRÓFILA DENSA DE SANTA CATARINA - BRASIL: AGRUPAMENTO E ORDENAÇÃO BASEADOS EM AMOSTRAGEM SISTEMÁTICA - (2015)

Débora Vanessa Lingner, Lauri Amândio Schorn, Lucia Sevegnani, André Luís de Gasper, Leila Meyer, Alexander Christian Vibrans

Volume: 25 - Issue: 4

Resumo. This study aimed to characterize the remnants of Ombrophilous Dense Forest in Santa Catarina state. The dataset used in this study was provided by Project of Floristic and Forest Inventory of Santa Catarina, coming from 197 sample units that consist of basic clusters. The basic cluster was...

Acessar o artigo
INFLUÊNCIA DA LAVAGEM INTERMEDIÁRIA NA DESLIGNIFICAÇÃO COM OXIGÊNIO EM POLPA KRAFT - (2015)

Ivan Venson, Alan Sulato de Andrade, Umberto Klock, Graciela Inés Bolzón de Muñiz, Silvana Nisgoski, Gilson da Silva Cardoso

Volume: 25 - Issue: 4

Resumo. In the oxygen delignification lignin is removed from the pulp by applying high pressure oxygen, under alkaline conditions, resulting in a lower demand for chemicals in bleaching. The main objective of this study was to evaluate the influence of washing (conventional and acid) between two stages...

Acessar o artigo
INSELBERGS AS A SOURCE OF β DIVERSITY IN A VEGETATION MATRIX IN COQUEIRAL, MINAS GERAIS, BRAZIL - (2015)

Gisele Cristina de Oliveira Menino, Rubens Manoel dos Santos, Daniel Salgado Pifano, Rosângela Alves Tristão Borém, Carlos Alberto Melo de Almeida, Daniel Quedes Domingos, Aline Martins Moreira

Volume: 25 - Issue: 4

Resumo. This study aimed to answer the following question: Does habitat heterogeneity affect the tree community? To answer that question, we evaluated the influence of the species composition and structure of the tree community of inselbergs on the tree community of the matrix where the inselberg is...

Acessar o artigo
INTRA-AND INTER-POPULATION VARIATION IN SEED SIZE AND DORMANCY IN Schizolobium parahyba (Vell.) Blake IN THE ATLANTIC FOREST - (2015)

Juliana Müller Freire, Fátima C.M. Piña-Rodrigues, André Luís Fonseca dos Santos, Maurício Ballesteiro Pereira

Volume: 25 - Issue: 4

Resumo. Seed size and dormancy level were studied in 20 trees from two populations of Schizolobium parahybato evaluate how these characteristics occurbetween and within populations, and whether seed germination was affected by its morphometry. These two populations are located in the coastal (Paraty) or...

Acessar o artigo
MODELOS LINEARES E NÃO LINEARES COM USO DE COVARIANTES PARA RELAÇÃO HIPSOMÉTRICA DE DUAS ESPÉCIES DE PINUS TROPICAIS - (2015)

Ayuni Larissa Mendes Sena, Antônio José da Silva Neto, Gabriel Marcos Vieira Oliveira, Natalino Calegario

Volume: 25 - Issue: 4

Resumo. Traditionally, most studies use linear models to adjust the hypsometric relationship using diameter at breast height (DBH) as the only independent variable. However, it is known that the linearity does not characterizes faithfully biological growth and other variables related to forest stand, or...

Acessar o artigo
ORIGEM DOS COMPOSTOS HIDROFÓBICOS E SEUS EFEITOS EM FLORESTAS DE Pinus E Eucalyptus - (2015)

Eduardo Saldanha Vogelmann, Juliana Prevedello, José Miguel Reichert

Volume: 25 - Issue: 4

Resumo. Hydrophobicity can be understood as the soil water repellency or difficulty to soil wetting. This is associated with the coating of soil particles by hydrophobic organic substances and currently there are numerous reports of water repellency in forest areas of Eucalyptus and Pinus. Thus, this...

Acessar o artigo
OS SOLOS DAS CAMPINARANAS NA AMAZÔNIA BRASILEIRA: ECOSSISTEMAS ARENÍCOLAS OLIGOTRÓFICOS - (2015)

Bruno Araujo Furtado de Mendonça, Elpídio Inácio Fernandes Filho, Carlos Ernesto Gonçalves Reynaud Schaefer, Felipe Nogueira Bello Simas, Mayara Daher de Paula

Volume: 25 - Issue: 4

Resumo. “Campinaranas” are sandy ecosystems of great extension in the Brazilian Amazon, and are determinant for the great systems of rivers with black waters. Due to the lack of studies on this ecosystem, the objective of the present work was to study the distribution of...

Acessar o artigo
PHYSIOLOGICAL IMMATURITY AND HYDROPRIMING OF Parkia nitida Miq. SEEDS WITH PHYSICAL DORMANCY - (2015)

Gina Janet Vargas Pinedo Moraes, Isolde Dorothea Kossmann Ferraz, Lilian Costa Procópio

Volume: 25 - Issue: 4

Resumo. Parkia nitida (Fabaceae Mimosoideae) is a neotropical timber tree of economic e ecological importance due to its wood and the possibility of rapid growth in degraded areas. is a neotropical tree species of economic and ecological importance. That study aimed to verify if the freshly harvested...

Acessar o artigo
PROPRIEDADES FÍSICO-MECÂNICAS DE PAINÉIS AGLOMERADOS COM Bambusa tuldoides E Pinus taeda - (2015)

Weslley Wilker Corrêa Morais, Clovis Roberto Haselein, Felipe Susin, Magnos Alan Vivian, Janice Bittencourt Facco Morais

Volume: 25 - Issue: 4

Resumo. This study investigated the physical and mechanical properties of particleboards formed of bamboo (Bambusa tuldoides) and pine (Pinus taeda) and combinations between them. To this end, panels were made, defined by the use of each type of particle (pure or mixed), being set 0, 25, 50, 75 and 100%...

Acessar o artigo
QUALIDADE FISIOLÓGICA DE SEMENTES DE Syzygium cumini L. DURANTE O ARMAZENAMENTO - (2015)

Lucicléia Mendes de Oliveira, Riselane de Lucena Alcântara Bruno, Géri Eduardo Meneghello

Volume: 25 - Issue: 4

Resumo. Syzygium cumini L. is a native Indian tree popularly known as “jambolão”, largely grown as ornamental, medicinal properties and its fruits are edible, however, studies on seed conservation are still insufficient. The objective of this research was to evaluate the physiological...

Acessar o artigo
SPATIAL DISTRIBUTION AND POPULATION STRUCTURE OF PALMS (ARECACEAE) IN A FOREST FRAGMENT OF LOWLAND DENSE HUMID FOREST IN SOUTH BRAZIL - (2015)

Laura Cappelatti, Jairo Lizandro Schmitt

Volume: 25 - Issue: 4

Resumo. In the state of Rio Grande do Sul, the Dense Humid Forest is reduced to less than 5% of its original cover. However, it still has the highest richness of palms in this state, which constitute an important and economically relevant group. Environmental and demographic aspects of plant populations...

Acessar o artigo
TIPO DE MINIESTACA E DE SUBSTRATO NA PROPAGAÇÃO VEGETATIVA DE ANGICO-VERMELHO (Anadenanthera macrocarpa (Benth.) Brenan) - (2015)

Poliana Coqueiro Dias, Aloisio Xavier, Leandro Silva de Oliveira, Anne Caroline Guieiro Correia, Giovani André Barbosa

Volume: 25 - Issue: 4

Resumo. This paper aimed to evaluate the effect of leaf area reduction of apical and intermediate mini-cuttings and different substrates (vermiculite and organic substrate) on the rooting of six half-sib Anadenanthera macrocarpa progenies from mini-stumps of seminal origin. The evaluations were carried...

Acessar o artigo
UMIDADE DE EQUILÍBRIO DE PAINÉIS OSB EM FUNÇÃO DA UMIDADE RELATIVA E DA TEMPERATURA AMBIENTE - (2015)

Rafael Farinassi Mendes, Lourival Marin Mendes, Thiago de Paula Protásio, Stefânia Lima Oliveira, Amélia Guimarães Carvalho, Camila Lais Farrapo

Volume: 25 - Issue: 4

Resumo. The study aimed to obtain statistical models to estimate the equilibrium moisture content of OSB panels as a function of temperature and relative humidity of air, as well as evaluate the effect of some production variables on the equilibrium moisture content of the panels. The experimental design...

Acessar o artigo
ACCELERATED LABORATORY TEST OF THREE AMAZONIAN WOOD SPECIES CALLED TAUARI, EXPOSED TO WHITE- AND BROWN-ROT FUNGI AND COLOR RESPONSE ACCORDING TO CIE L* A* B* SYSTEM - (2015)

Esmeralda Yoshico Arakaki Okino, Tereza Cristina Monteiro Pastore, José Arlete Alves Camargos, Vera Terezinha Rauber Coradin, Divino Eterno Teixeira, Marcos Antonio Eduardo Santana, Christopher William Fagg

Volume: 25 - Issue: 3

Resumo. The purposes of this study were to: evaluate de natural durability of three species of tauari ( Couratari guianensis Aublet , Couratari oblongifolia Ducke & R.Knuth and Couratari stellata A.C.Smith), report the colorimetric parameters according to CIE L*a*b* 1976 system and also show...

Acessar o artigo
AINEL AGLOMERADO DE RESÍDUOS AGROINDUSTRIAIS - (2015)

Julio Cesar Machado Cravo, Diogo de Lucca Sartori, Juliano Fiorelli, Julio Cesar de Carvalho Balieiro, Holmer Savastano Junior

Volume: 25 - Issue: 3

Resumo. The present study aimed to develop particleboards of low density with peanut shell, coconut husk fiber green (hybrid) and two-component polyurethane resin based on castor oil. The experimental panels were manufactured with particles up to 8mm and 15% polyurethane resin. The pressing was carried...

Acessar o artigo
ANÁLISE DE AGRUPAMENTOS EM REMANESCENTE DE FLORESTA ESTACIONAL DECIDUAL - (2015)

Clarice Maboni de Almeida, Maristela Machado Araujo, Solon Jonas Longhi, Ana Paula Rovedder, Marta Silvana Volpato Sccoti, Márcia d\u2019 Avila, Suelen Carpenedo Aimi, Thaíse da Silva Tonetto

Volume: 25 - Issue: 3

Resumo. This study intended to analyze the presence of clusters in the vegetation of Seasonal Deciduous Forest remnants, characterized as a concave enclave, on steep sandy soil, among the region’s characteristic fields. Shrub and tree specimens with CBH (circumference at breast height) ≥ 15 cm...

Acessar o artigo
ANÁLISE QUALITATIVA DA ARBORIZAÇÃO URBANA DE 25 VIAS PÚBLICAS DA CIDADE DE ARACAJU-SE - (2015)

Carla Zoaid Alves dos Santos, Robério Anastácio Ferreira, Leila Rafaela Santos, Lívia Isabela Santos, Silvio Henrique Gomes, Dalva Angélica Santos da Graça

Volume: 25 - Issue: 3

Resumo. The achievement of qualitative analyzes of the urban trees is essential for it’s maintenance because it allows to identify the main problems and to propose the possible solutions. Considering this situation, this work was carried out to evaluate the qualitative status of urban trees of 25...

Acessar o artigo
ATRIBUTOS QUÍMICOS E FÍSICOS DO SOLO, ESTOQUES DE CARBONO E NITROGÊNIO E FRAÇÕES HÚMICAS EM DIFERENTES FORMAÇÕES VEGETAIS - (2015)

Romulo Guimarães Giácomo, Marcos Gervasio Pereira, Roni Fernandes Guareschi, Deivid Lopes Machado

Volume: 25 - Issue: 3

Resumo. Cerrado biome is the second largest Brazilian biome, where different phyto-physiognomical features are observed, which may be influenced by soil factors. Thus, this study aimed to evaluate soil physical and fertility properties (particle size analysis, bulk density - BD and total pore volume -...

Acessar o artigo
CLONAGEM DE Cnidoscolus quercifolius POR ALPORQUIA - (2015)

Gustavo Nóbrega Ferreira Campos, Eder Ferreira Arriel, Maria Nilvânia Silva Noberto, José Aminthas Farias Junior, Veronica Vicente Monteiro Silva, Antônio Lucineudo Oliveira Freire

Volume: 25 - Issue: 3

Resumo. Cnidoscolus quercifolius is an oleaginous plant that can be used for the rehabilitation of degraded areas, feed and food, medicine, sawmill and energy. Clonal propagation of faveleira is a good alternative to seedling production, just like a tool in the plant improvement and to the producers....

Acessar o artigo
CRESCIMENTO INICIAL DE Amburana cearensis (Allem.) A. C. Smith EM SISTEMA AGROFLORESTAL NO SEMIÁRIDO BRASILEIRO - (2015)

João Vianey Fernandes Pimentel, Hugo Orlando Carvallo Guerra

Volume: 25 - Issue: 3

Resumo. Amburana cearensis (Allem.) A. C. Smith is a Brazilian semiarid region native plant. It presents good quality wood, contains an active ingredient that can be used for food, perfume and medicine production and it is also a forage and a melifera plant. The responses of the studied species to...

Acessar o artigo
DECOMPOSIÇÃO DAS PODAS DAS LEGUMINOSAS ARBÓREAS Gliricidia sepium E Acacia angustissima EM UM SISTEMA AGROFLORESTAL - (2015)

Patrícia Diniz de Paula, Eduardo F. C. Campello, José Guilherme Marinho Guerra, Gabriel de Araújo Santos, Alexander Silva de Resende

Volume: 25 - Issue: 3

Resumo. ABSTRACT The Agroforestry Systems (SAFs) bring multiple benefits and they are an alternative to minimize environmental degradation, and to achieve a sustainable development, due to greatest diversity of species. This study evaluated the contribution of the leguminous trees,...

Acessar o artigo
DETERMINAÇÃO DA ÉPOCA DE DESBASTE PELA ANÁLISE DENDROCRONOLÓGICA E MORFOMÉTRICA DE Ocotea porosa (Nees & Mart.) Barroso EM POVOAMENTO NÃO MANEJADO - (2015)

Andreia Taborda dos Santos, Patricia Póvoa de Mattos, Evaldo Muñoz Braz, Nelson Carlos Rosot

Volume: 25 - Issue: 3

Resumo. Commercial plantations of Ocotea porosa available for studying are scarce and therefore should be used as a source of information to establish the potential for management of the species in plantations, even if these evaluations were not been held along the stand development. The recovery of...

Acessar o artigo
DIVERSIDADE DE FORMIGAS (HYMENOPTERA: FORMICIDAE) DA SERRAPILHEIRA EM DIFERENTES SISTEMAS DE USO DO SOLO - (2015)

Edison Bisognin Cantarelli, Marciane Danniela Fleck, Fabiane Granzotto, Janaína De Nadai Corassa, Marcia d\u2019Avila

Volume: 25 - Issue: 3

Resumo. ABSTRACT Litter ant species found in four sites located in northwestern Rio Grande do Sul state were listed in this study to verify the impact of human activities conducted in rural areas. The method used for the collection of litter ants was the Winkler extractor. There were collected 6,300...

Acessar o artigo
ERDAS DE SOLO, ÁGUA E NUTRIENTES POR EROSÃO HÍDRICA EM UMA ESTRADA FLORESTAL NA SERRA CATARINENSE - (2015)

Luciane Costa de Oliveira, Ildegardis Bertol, Fabrício Tondello Barbosa, Mari Lucia Campos, José Mecabô Junior

Volume: 25 - Issue: 3

Resumo. The land use influences erosion, and in general, on roads in reforested areas, soil, water and chemical element losses are high. This study had as objective to quantify soil, water and nutrient losses proceeded by erosion during 17 months, on natural rain, on a road in an area of pine...

Acessar o artigo
ESTAQUIA DE ÁRVORES ADULTAS DE Paulownia fortunei var. mikado A PARTIR DE BROTAÇÕES EPICÓRMICAS DE DECEPA - (2015)

Carlos André Stuepp, Ivar Wendling, Henrique Soares Koehler, Katia Christina Zuffellato-Ribas

Volume: 25 - Issue: 3

Resumo. Paulownia fortunei is a Chinese native species characterized by rapid growth and low wood density, associated with a natural resistance against xylophagous agents. Based on its low germination combined with the advantages of vegetative propagation, this work aimed to evaluate the effect of the...

Acessar o artigo
ESTUDO DO COMPORTAMENTO DO FOGO EM UM TRECHO DE FLORESTA ESTACIONAL SEMIDECÍDUA NO MUNICÍPIO DE VIÇOSA, MINAS GERAIS - (2015)

Virgínia Londe de Camargos, Guido Assunção Ribeiro, Alexandre Francisco da Silva, Sebastião Venâncio Martins, Flávia Maria da Silva Carmo

Volume: 25 - Issue: 3

Resumo. The purpose of this study was to evaluate the fire behavior on a part of Semideciduous Seasonal Forest, using the variables: fire intensity, burning time, fuel, heat content and heat released. Ten plots of 5 by 5 meters were used , totalizing 250 m 2 , and the distance between each plot was 1...

Acessar o artigo
FERTILIDADE DO SOLO E SUBSTÂNCIAS HÚMICAS EM ÁREA DE CAVA DE EXTRAÇÃO DE ARGILA REVEGETADA COM EUCALIPTO E LEGUMINOSAS NO NORTE FLUMINENSE - (2015)

Cristiane Figueira da Silva, Arcângelo Loss, Élida Ribeiro do Carmo, Marcos Gervasio Pereira, Eliane Maria Ribeiro da Silva, Marco Antônio Martins

Volume: 25 - Issue: 3

Resumo. The revegetation of areas of clay extraction with eucalypt and legumes can promote the improvement of soil chemical atributtes. The aim of this study was to evaluate the influence of pure plantations and intercropping of legumes and eucalypt on soil fertility and the content of total organic...

Acessar o artigo
GEOTECNOLOGIAS NO DIAGNÓSTICO DE CONFLITOS DE USO DO SOLO DE UMA MICROBACIA DO MUNICÍPIO DE ALTA FLORESTA – MT - (2015)

Emanoel Junior da Silva Nunes, Edgley Pereira da Silva, Eliana de Souza, Jesulino Alves da Rocha Filho, Diana Suzete Nunes da Silva

Volume: 25 - Issue: 3

Resumo. ABSTRACT The aim of this study is the use of geotechnology in mapping the soil cover and to assess conflicts of land use in permanent preservation areas (PPA) of a microbasin with an area of 17,759 ha located in the municipality of Alta Floresta, in Mato Grosso State. The demarcation of PPA was...

Acessar o artigo
MÉTODOS DE CONTROLE DE Prosopis juliflora (Sw.) DC. (FABACEAE) EM ÁREAS INVADIDAS NO SEMIÁRIDO DO BRASIL - (2015)

Gerlândio Suassuna Gonçalves, Leonaldo Alves de Andrade, Klerton Rodrigues Forte Xavier, José Ferreira da Silva

Volume: 25 - Issue: 3

Resumo. ABSTRACT The objective of this study was to evaluate the efficiency of different methods to control Prosopis juliflora , invasive alien species in the semiarid region of northeastern Brazil. The experimental design was completely randomized in triple factorial scheme 2x2x8 (two...

Acessar o artigo
MODELOS PREDICTIVOS DE BIOMASA AÉREA DE Eucalyptus grandis PARA EL NORESTE DE ARGENTINA - (2015)

Rosa Angela Winck, Hugo Enrique Fassola, Sara Regina Barth, Ernesto Héctor Crechi, Aldo Esteban Keller, Daniel Videla, Constantino Zaderenko

Volume: 25 - Issue: 3

Resumo. Diferentes intereses industriales, energéticos y ambientales han motivado el análisis de las distintas posibilidades de aprovechamiento de la biomasa forestal, este tema está adquiriendo un creciente protagonismo, por lo que la cuantificación de la biomasa...

Acessar o artigo
PRODUÇÃO DE SERAPILHEIRA EM FLORESTA ESTACIONAL SEMIDECIDUAL E EM PLANTIOS DE Pterogyne nitens Tul. e Eucalyptus urophylla S. T. Blake NO SUDOESTE DA BAHIA - (2015)

Alcides Pereira Santos Neto, Patrícia Anjos Bittencourt Barreto, Emanuela Forestieri da Gama-Rodrigues, Adalberto Brito de Novaes, Alessandro de Paula

Volume: 25 - Issue: 3

Resumo. Leaf litter is a major component responsible for maintaining the productive capacity of forests; thus, knowledge on their production and composition can provide information to adjust management techniques. The objective of this study was to evaluate the monthly litter fall in a...

Acessar o artigo
PROPRIEDADES FÍSICO-MECÂNICAS DE PAINÉIS DE LÂMINAS PARALELAS REFORÇADOS COM PRFV - (2015)

Ediane Andréia Buligon, Clovis Roberto Haselein, Darci Alberto Gatto, Elio José Santini, Renata Rauber, Camila Berger

Volume: 25 - Issue: 3

Resumo. The aim of the present research was to evaluate the physical and mechanical properties of LVL reinforced with GFRP with two types of resines. At first, LVL panels were manufactured with nine layers of wood veneer glued with phenol-formaldehyde resin. After, they were reinforced with fiberglass...

Acessar o artigo
QUALIDADE DA SECAGEM CONVENCIONAL CONJUNTA DA MADEIRA DE CLONES DE TRÊS ESPÉCIES DE Eucalyptus sp. - (2015)

Djeison Cesar Batista, Ricardo Jorge Klitzke, Márcio Pereira da Rocha

Volume: 25 - Issue: 3

Resumo. ABSTRACT The Brazilian industry commonly dries different species of eucalypt in a same load because of the difficulty of identifying the species, hybrids and clones, and also by optimizing the use of the kiln. However, this practice is not recommended in the literature. The aim...

Acessar o artigo
REGISTRO DA OCORRÊNCIA DE Hypsipyla ferrealis e Hypsipyla grandella (LEPIDOPTERA: PYRALIDAE) EM FRUTOS DE ANDIROBEIRAS ( Carapa guianensis , MELIACEAE) EM MACAPÁ – AP, BRASIL - (2015)

Cristiane Ramos de Jesus-Barros, Ana Cláudia Lira-Guedes, Marcelino Carneiro Guedes, Gabrielly Guabiraba-Ribeiro, Elilson de Jesus Barbosa

Volume: 25 - Issue: 3

Resumo. ABSTRACT The crabwood tree ( Carapa guianensis Aubl.) is a forest species of great importance for the Amazon people. In Brazil, it is frequently found in floodplain forests throughout the Amazon basin, but it can also be found in terra firme forest. It is a tree of multiple uses with great...

Acessar o artigo
SOBREVIVÊNCIA, CRESCIMENTO E PRODUTIVIDADE DE PLANTAS DE ERVA-MATE PRODUZIDAS POR MINIESTACAS JUVENIS E POR SEMENTES - (2015)

Delmar Santin, Ivar Wendling, Eliziane Luiza Benedetti, Divercindo Morandi, Danilo Martin Domingos

Volume: 25 - Issue: 3

Resumo. The establishment of maté plants propagated by seeds with no genetic selection of mother trees can lead to low product productivity and quality, and the use of selected clones can be an alternative for overcoming this problem. This study aimed to evaluate the survival, growth and...

Acessar o artigo
UMEDECIMENTO DO SUBSTRATO E TEMPERATURA NA GERMINAÇÃO DE SEMENTES DE Parkia platycephala BENTH. - (2015)

Edilma Pereira Gonçalves, Pablo Radamés Cabral de França, Jeandson Silva Viana, Edna Ursulino Alves, Roberta Sales Guedes, Cosmo Rufino de Lima

Volume: 25 - Issue: 3

Resumo. The Parkia platycephala Benth. (faveira) is a leguminous tree, known as a provider of commercial wood in the Amazon rain forest. This study aimed to evaluate the effects of different volumes of water for substrate moisture and temperatures on germination of Parkia platycephala . After this,...

Acessar o artigo
USO DE HERBICIDA NA REDUÇÃO DAS TENSÕES DE CRESCIMENTO NA MADEIRA SERRADA DE Eucalyptus grandis - (2015)

Pedro Henrique Gonzalez de Cademartori, Darci Alberto Gatto, Diego Martins Stangerlin, Tarso Mastella, Jonas Flores Vargas, Elio José Santini

Volume: 25 - Issue: 3

Resumo. This work aimed to evaluate the efficiency of herbicide in reduction of growth stress effects on the incidence of splits and warps on boards originated from Ecalyptus grandis trees. For this, 40 trees were randomly selected, subdivided into four chemical treatments with application of...

Acessar o artigo
VALIAÇÃO DE PLANTIOS DE PARICÁ (Schizolobium parahyba var. amazonicum (Huber ex Ducke) Barneby DE DIFERENTES IDADES E SISTEMAS DE CULTIVO NO MUNICÍPIO DE AURORA DO PARÁ - PA (BRASIL) - (2015)

Iracema Maria Castro Coimbra Cordeiro, Paulo Luiz Contente de Barros, Osmar Alves Lameira, Aderaldo Batista Gazel Filho

Volume: 25 - Issue: 3

Resumo. This work aimed to study the behavior of the species Schizolobium parahyba var. amazonicum ( Huber ex Ducke ) Barneby (In the Portuguese language ‘Paricá’) at different ages and cultivation systems in Aurora do Pará (Pará state, Brazil). The experiment was...

Acessar o artigo
ASPECTOS EPIDEMIOLÓGICOS DA PODRIDÃO-DE-RAÍZES DA ERVA-MATE (Ilex paraguariensis) - (2015)

Igor Poletto, Marlove Fátima Brião Muniz, Denise Ester Ceconi, Tales Poletto

Volume: 25 - Issue: 2

Resumo. ABSTRACTThe root-rot of erva-mate, caused forFusariumspp.,Rhizoctoniasp. andPythiumsp., is the main disease ofthe culture and causes serious damages in nurseries and forest stands. However, few studies exist regardingto the epidemiology of this disease. Thus, the present work studied and...

Acessar o artigo
BIOECOLOGIA DE Oncideres cervina (COLEOPTERA: CERAMBYCIDAE) EM CANELA-GUAICÁ (Ocotea puberula: Lauraceae) NA REGIÃO CENTRAL DO RIO GRANDE DO SUL, BRASIL - (2015)

Leopoldo Witeck Neto, Dionísio Link, Mauricio Paulo Batistella Pasini

Volume: 25 - Issue: 2

Resumo. ABSTRACTThe insect fauna knowledge of forest ecosystems have their importance in relation to damage caused bytheir different segments. The bioecology of theOncideres cervina(Coleoptera: Cerambycidae) inOcoteapuberula(Lauraceae) was studied in the central region of Rio Grande do Sul state, Brazil....

Acessar o artigo
CALIBRAÇÃO DO MODELO 3-PG PARA Eucalyptus saligna Smith NA REGIÃO DE GUAÍBA - RS - (2015)

Eduardo Kneipp Londero, Mauro Valdir Schumacher, Denise Andréia Szymczak, Elias Frank Araújo

Volume: 25 - Issue: 2

Resumo. ABSTRACTThe study aimed to calibrate the model 3-PG forEucalyptus salignafor the following the diameter variablesat breast height (DBH), total height, wood volume and branch, bark and wood biomass. The study tookplace in the region of Guaíba, Rio Grande do Sul state, Brazil. Clonal...

Acessar o artigo
COMPOSIÇÃO E ABUNDÂNCIA DA AVIFAUNA EM QUATRO FITOFISIONOMIAS DE ÁREA RURAL PERTENCENTE AO DOMÍNIO DA MATA ATLÂNTICA NO SUL DO BRASILAVIFAUNA - (2015)

Marcelo Fischer Barcellos dos Santos, Cristina Vargas Cademartori

Volume: 25 - Issue: 2

Resumo. ABSTRACTWe studied the avifauna composition and its abundance in a rural area of the city of Viamão, in the state ofRio Grande do Sul, southern Brazil. The study area was composed of fields used for cattle breeding and foragricultural activities (20 ha), secondary forest (7 ha), eucalypt...

Acessar o artigo
DEMANDA DOS ESTADOS UNIDOS POR CARVÃO VEGETAL BRASILEIRO - (2015)

Jaqueline de Paula Heimann, Andre Ramos Dresch, Alexandre Nascimento Almeida

Volume: 25 - Issue: 2

Resumo. ABSTRACTThe objective is to identify which variables affect the demand of the United States of America for theBrazilian charcoal and estimate their elasticity. The study uses the method of ordinary least squares (OLS),opting for the logarithmic functional form because of the simplicity in...

Acessar o artigo
DINÂMICA DAS CARACTERÍSTICAS QUÍMICAS DE UM SUBSTRATO FLORESTAL EXPOSTO À IRRIGAÇÃO - (2015)

Michael Silveira Thebaldi, Luiz Antonio Lima, Matheus de Figueiredo Braga Colares, Antônio Carlos da Silva, Pedro Luiz Terra Lima

Volume: 25 - Issue: 2

Resumo. ABSTRACTThe quality of seedlings produced at forest nurseries is related to several factors, including irrigation andthe used substrate. Both have as their purposes the production of quality seedlings in a short time period,but over-irrigation can negatively affect the substrate nutrient content....

Acessar o artigo
ESPÉCIES EXÓTICAS INVASORAS ARBÓREAS NO PARQUE DA BARREIRINHA EM CURITIBA: REGISTRO E IMPLICAÇÕES - (2015)

Erica Costa Mielke, Raquel Rejane Bonato Negrelle, Francine Lorena Cuquel, Walquiria Pizatto Lima

Volume: 25 - Issue: 2

Resumo. ABSTRACTThe majority of the Conservation Units (CUs) of Curitiba (Paraná state, Brazil) are plagued by invasivealien tree species (IATs). However, no studies have been carried out to evaluate their impact or to determinethe appropriate management techniques. The objective of this study is...

Acessar o artigo
ESTRATÉGIAS NA SELEÇÃO SIMULTÂNEA DE VÁRIOS CARACTERES NO MELHORAMENTO DO Eucalyptus - (2015)

Cristiane Aparecida Fioravante Reis, Flávia Maria Avelar Gonçalves, Magno Antonio Patto Ramalho, Antônio Marcos Rosado

Volume: 25 - Issue: 2

Resumo. ABSTRACTThe aim of this study was i) to compare the results obtained with the Z index (sum of standardized variables)in relation to the classical (Smith, 1936; HAZEL, 1943) and rank sumindexes (Mulamba and MOCK,1978) by means of the growth and wood technology traits and ii) to verify the progeny...

Acessar o artigo
EVALUATION OF RAPESEED STALK PARTICLEBOARD BONDED WITH LABORATORY-MADE UREA-FORMALDEHYDE RESIN - (2015)

Yong-Sung Oh, Mohd Ariff Jamaludin

Volume: 25 - Issue: 2

Resumo. BrassicanapusL. (rapeseed) stalk was used as a possible raw material for particleboard. A urea-formaldehyderesin was synthesized in the laboratory with resin solids at 50% content as a particleboard binder. Thephysical characteristics of the synthesized urea-formaldehyde resin were analyzed for...

Acessar o artigo
EXATIDÃO DE DENDRÔMETROS ÓPTICOS PARA DETERMINAÇÃO DO VOLUME DE ÁRVORES EM PÉ - (2015)

Marcos Felipe Nicoletti, João Luis Ferreira Batista, Samuel de Pádua Chaves Carvalho, Tito Nunes de Castro, André Felipe Hess

Volume: 25 - Issue: 2

Resumo. ABSTRACTThe aim of this paper is to verify the accuracy of the optical dendrometers Criterion 400 and RC3H bystudying the quality of measures of wood volume determination of standing trees through these dendrometers.The study was developed at the Experimental Station of Forest Sciences, in...

Acessar o artigo
FIRST RECORD OF Eucalyptus spp. BARK-STRIPPING BY BROWN-CAPUCHIN MONKEYS (Sapajus nigritus, PRIMATES: CEBIDAE) - (2015)

Dieter Liebsch, Sandra Bos Mikich

Volume: 25 - Issue: 2

Resumo. Conflicts involving wild animals and forest plantations are registered all over the world, including the bark-stripping of native and exotic tree species by primates. In Southern Brazil, the Brown-capuchin monkey(Sapajus nigritus) is well-known for damaging commercial plantations...

Acessar o artigo
IMPACTO DA MANCHA FOLIAR CAUSADA POR Cylindrocladium candelabrum EM PLANTIOS JOVENS DE Eucalyptus benthamii EM RIO NEGRINHO – SC - (2015)

Bruno Schultz, José Antonio Sbravatti Junior, Celso Garcia Auer, Álvaro Figueredo dos Santos

Volume: 25 - Issue: 2

Resumo. ABSTRACTEucalyptus benthamiiis one of the planted forest species in Southern Brazil due to its frost resistance.The main disease in commercial plantations is the leaf spot caused byCylindrocladiumcandelabrum.The objective of this work was to evaluate incidence and severity of this disease...

Acessar o artigo
INFLUÊNCIA DAS DIMENSÕES DOS CORPOS DE PROVA E DA VELOCIDADE DE ENSAIO NA RESISTÊNCIA À FLEXÃO ESTÁTICA DE TRÊS ESPÉCIES DE MADEIRAS TROPICAIS - (2015)

Julio Eustaquio de Melo, Mario Rabelo de Souza, Alexandre Florian da Costa

Volume: 25 - Issue: 2

Resumo. ABSTRACTThis paper discusses the influence of different test speeds and specimen sizes, free of defects, in determiningthe bending strength of three Brazilian woods. Its importance lies in the possibility of establishing methodsof characterization with smaller specimens and higher speeds,...

Acessar o artigo
INTERAÇÃO ÁRVORES E VENTOS: ASPECTOS ECOFISIOLÓGICOS E SILVICULTURAIS - (2015)

Glauciana da Mata Ataíde, Renato Vinícius Oliveira Castro, Anne Caroline Guieiro Correia, Geraldo Gonçalves dos Reis, Maria das Graças Ferreira Reis, Antônio Marcos Rosado

Volume: 25 - Issue: 2

Resumo. ABSTRACTIn many parts of the world, significant damage to forests are seen due to the action of strong winds, as theyoccur on tops of trees and can irreparably damage whole forest settlements, breaking or uprooting trees.It has been a constant concern to both understand the phenomenon as the...

Acessar o artigo
NUTRIENTES FOLIARES DE ESPÉCIES ARBÓREAS NA MATA ATLÂNTICA: EFEITO DO TAMANHO DO FRAGMENTO - (2015)

Ana Paula da Silva, Dora Maria Villela

Volume: 25 - Issue: 2

Resumo. ABSTRACTThe study was made in Atlantic forest fragments in the lowland region of the protected area of São João riverbasin, Rio de Janeiro state, Brazil. The aim of the study was to test the hypothesis that fragment size altersmacro-nutrients concentrations in leaves of the main...

Acessar o artigo
ORIGEM DE BROTAÇÕES EPICÓRMICAS E APLICAÇÃO DE ÁCIDO INDOLILBUTÍRICO NO ENRAIZAMENTO DE ESTACAS DE Vochysia bifalcata Warm. - (2015)

Helena Cristina Rickli, Cleusa Bona, Ivar Wendling, Henrique Soares Koehler, Katia Christina Zuffellato-Ribas

Volume: 25 - Issue: 2

Resumo. ABSTRACTGuaricica (Vochysia bifalcata) is a native species of the coastal region of Paraná, Santa Catarina, SãoPaulo, Rio de Janeiro and Minas Gerais states, with great ecological importance due its ability to regenerate degraded areas.However, little information exists about its...

Acessar o artigo
PRODUTIVIDADE DO MINIJARDIM E QUALIDADE DE MINIESTACAS DE UM CLONE HÍBRIDO DE Eucalyptus grandis x Eucalyptus urophylla (I-224) EM FUNÇÃO DE DOSES DE NITROGÊNIO - (2015)

José Henrique Tertulino Rocha, Clarice Backes, Karla Borelli, Maurício Reynaldo Prieto, Alessandro José Marques Santos, Tiago de Oliveira Godinho

Volume: 25 - Issue: 2

Resumo. ABSTRACTFor being part of innumerable compounds and being directly related with the photosynthetic capacity ofplants, Nitrogen (N) can significantly influence the production and rooting of cuttings. On the basis of thiscontext, the work aimed to evaluate the effect of increasing doses of N in the...

Acessar o artigo
QUALIDADE DOS TANINOS DE JUREMA-PRETA (Mimosa tenuiflora) PARA A PRODUÇÃO DE ADESIVO TANINO FORMALDEÍDO Mimosa tenuiflora - (2015)

Tatiane Kelly Barbosa de Azevêdo, Juarez Benigno Paes, Leandro Calegari, José Wallace Barbosa do Nascimento

Volume: 25 - Issue: 2

Resumo. ABSTRACTMimosa tenuiflorais an abundant species in the Brazilian semi-arid region which offers potential for thetannin production but need research indicating the best ways of its application. This study aimed to evaluatethe quality of tannin fromMimosa tenuiflorafor the formaldehyde tannin...

Acessar o artigo
REGISTRO DE NOVAS ESPÉCIES DE FORMIGAS (HYMENOPTERA: FORMICIDAE) NO ESTADO DO RIO GRANDE DO SUL - (2015)

Marciane Danniela Fleck, Edison Bisognin Cantarelli, Fabiane Granzotto

Volume: 25 - Issue: 2

Resumo. ABSTRACTThis study aimed to report the registration of new ant species in Rio Grande do Sul state and thus tocontribute to the knowledge about the ant fauna (Myrmecofauna). Collections were made in four differentenvironments, namely, native forest, eucalyptus plantations, agricultural plantation...

Acessar o artigo
RELAÇÃO SOLO/PAISAGEM E SUA VARIAÇÃO TEMPORAL EM UMA ESTAÇÃO EXPERIMENTAL DE SILVICULTURA - (2015)

Júlio Cesar Wincher Soares, Dalvan José Reinert, José Miguel Reichert, Douglas Rodrigo Kaiser, Jean Paolo Gomes Minella, Adriano Dicesar Martins de Araujo Gonçalves, Telmo Almansa Silva, Tatiane Almeida Netto, Vagner Carzola Bressan

Volume: 25 - Issue: 2

Resumo. ABSTRACTThe characterization of landscape components and their relationships for the Forestry Experimental Stationof Santa Maria,Rio Grande do Sul state, Brazil, and the monitoring of soil-landscape temporal variationbetween the years 1987 and 2009 (22 years) were performed by means of field...

Acessar o artigo
RELAÇÃO SOLO/VEGETAÇÃO EM AMBIENTE DE CERRADO SOBRE INFLUÊNCIA DO GRUPO URUCUIA - (2015)

Renata Botelho Machado da Silva, Márcio Rocha Francelino, Pedro Adnet Moura, Tom Adnet Moura, Marcos Gervasio Pereira, Camila Paula de Oliveira

Volume: 25 - Issue: 2

Resumo. ABSTRACTThe Brazilian Cerrado vegetation comprises a mosaic of natural types, from open fields to savannas andforests. It is believed that the presence of different vegetation types in a region can be explained in part by thedirect relationship with the attributes present in the same soil. The...

Acessar o artigo
RENDIMENTO EM LAMINAÇÃO DE MADEIRA DE PARICÁ NA REGIÃO DE PARAGOMINAS, PARÁ - (2015)

Gilson Fernandes da Silva, Adriano Ribeiro de Mendonça, Raphael Gomes Hoffmann, Luciano Zumerli Zaneti, José Franklim Chichorro, Rinaldo Luiz Caraciolo Ferreira

Volume: 25 - Issue: 2

Resumo. ABSTRACTThe aim of this study was to evaluate the performance of laminate wood paricá (Schizolobium amazonicumHuber ex. Ducke) in commercial plantations in the region of Paragominas, Pará state. Using 180 sampletrees aged five, six and seven years,originating from plantations and...

Acessar o artigo
RESISTÊNCIA DE DUAS ESPÉCIES DE BAMBU TRATADAS COM CCB CONTRA CUPINS E COLEÓPTEROS XILÓFAGOS - (2015)

Rogy Frigeri Tiburtino, Juarez Benigno Paes, Graziela Baptista Vidaurre, Victor Fassina Brocco, Marina Donária Chaves Arantes

Volume: 25 - Issue: 2

Resumo. ABSTRACTThe research aimed to evaluate the effectiveness of CCB preservative in improving the resistance of twobamboo species (Bambusa vulgarisandDendrocalamus giganteus) the action of termites and xylophagousbeetles. The bamboo stems collected in the vicinity of Alegre and Jerônimo...

Acessar o artigo
UTILIZAÇÃO DE RESÍDUOS DE COMPENSADOS, MDF E MDP PARA PRODUÇÃO DE PAINÉIS AGLOMERADOS - (2015)

Cristiane Weber, Setsuo Iwakiri

Volume: 25 - Issue: 2

Resumo. ABSTRACTThis study aimed to evaluate the potential use of plywood, MDF and MDP to manufactureparticleboards. The resin urea formaldehyde (UF) was used in the production of the panels in proportionsof 6% and 10% based on dry weight of wood particles, along with 2% of catalyst, and 1% of...

Acessar o artigo
VARIAÇÕES ESTRUTURAIS ENTRE GRUPOS FLORÍSTICOS DE UM REMANESCENTE DE FLORESTA OMBRÓFILA MISTA MONTANA EM NOVA PRATA - RS - (2015)

Rafael Marian Callegaro, Solon Jonas Longhi, Camila Andrzejewski

Volume: 25 - Issue: 2

Resumo. ABSTRACTThis study aimed to diagnosis structural variations between floristic groups in a remnant of MontaneMixed Ombrophylous Forest in Nova Prata, RS state. To do so, 71 plots with dimensions of 10 x 100 mwere inventoried, distributed by the process of systematic sampling in Two Stages. All...

Acessar o artigo
ADAPTAÇÃO DA NBR 7190 PARA AVALIAÇÃO DAS PROPRIEDADES DO VIME PARA ARTESANATO - (2015)

Carlos Alberto Vargas, Marilzete Basso do Nascimento, Silvana Nisgoski, Graciela Inés Bolzon de Muñiz

Volume: 25 - Issue: 1

Resumo. Different species of wicker (Salix spp.), planted in region of Canoas river valley (Serra Catarinense), have application in handicraft. The research of their physical and mechanical properties takes into account the processing and handling to manufacturing, as the density of the relevant species,...

Acessar o artigo
APORTE DE SERAPILHEIRA EM PLANTIO DE RECOMPOSIÇÃO FLORESTAL EM DIFERENTES ESPAÇAMENTOS - (2015)

Jorge Makhlouta Alonso, Paulo Sérgio dos Santos Leles, Lucas do Nascimento Ferreira, Norton da Silva Araújo Oliveira

Volume: 25 - Issue: 1

Resumo. This study aimed to evaluate the deposition of litter, during one year period, in forest restoration plantation, deployed at different spacings. The planting took place in November 2004, at the Thermoelectric Plant ‘Barbosa Lima Sobrinho’, in Seropédica, Rio de Janeiro state....

Acessar o artigo
AVALIAÇÃO DA SUPERFÍCIE DA MADEIRA DE Eucalyptus grandis Hill ex Maiden TRATADA TERMICAMENTE - (2015)

Gilmara Pires de Moura Palermo, João Vicente de Figueiredo Latorraca, Alexandre Monteiro de Carvalho, Rosilei Aparecida Garcia

Volume: 25 - Issue: 1

Resumo. The objective of this study was to study the machined surface quality of Eucalyptus grandis wood submitted to heat treatment. The machining operations realized on the boards obtained from the processing of six trees were: planing, thicknessing, tear in horizontal drilling, drilling, drilling...

Acessar o artigo
AVALIAÇÃO FÍSICO-QUÍMICA E ENERGÉTICA DA MADEIRA DAS ESPÉCIES Piptadenia stipulacea (Benth.) Ducke E Amburana cearensis (Allemao) A. C. Smith DE OCORRÊNCIA NO SEMIÁRIDO NORDESTINO BRASILEIRO - (2015)

Antonio Marcos César de Almeida, Elisabeth de Oliveira, Leandro Calegari, Pedro Nicó de Medeiros Neto, Alexandre Santos Pimenta

Volume: 25 - Issue: 1

Resumo. ‘Caatinga’ is an exclusive Brazilian biome, which features a wide variety of fauna and flora, and a good part of these are endemic varieties. Over the years, the abolition of ‘Caatinga’ by human activities has greatly reduced this biome. This fact is mainly due to the use...

Acessar o artigo
BAMBOO CELLULOSIC PULP PRODUCED BY THE ETHANOL/WATER PROCESS FOR REINFORCEMENT APPLICATIONS - (2015)

Viviane da Costa Correia, Antonio Aprigio da Silva Curvelo, Karen Marabezi, Alessandra Etuko Feuzicana de Souza Almeida, Holmer Savastano Junior

Volume: 25 - Issue: 1

Resumo. Organosolv pulping is the clean chemical process of using organic solvents to aid in the removal of lignin and hemicellulose from lignocellulosic raw materials. This method provides facility for solvent recovery at the end of the process. In this work, it was to produce bamboo cellulosic pulp by...

Acessar o artigo
CARACTERIZAÇÃO DE NÚCLEOS ESPONTÂNEOS DE Clidemia urceolata DC. EM ÁREAS PERTURBADAS DA MATA ATLÂNTICA - (2015)

Cristiana do Couto Miranda, Ricardo Valcarcel, Pablo Hugo Alves Figueiredo, Felipe Araújo Mateus, Cristiane Roppa, André Felippe Nunes-Freitas

Volume: 25 - Issue: 1

Resumo. Clidemia urceolata DC. is a pioneer species of the family Melastomataceae which colonizes spontaneously abandoned pastures. It forms nuclei of different sizes, where other species of advanced successional groups can be observed, constituting a facilitative species. The present study aimed to...

Acessar o artigo
COMPACTAÇÃO CAUSADA PELO TRÁFEGO DE FELLER BUNCHER E SKIDDER EM UM NEOSSOLO REGOLÍTICO SOB DISTINTAS UMIDADES - (2015)

Jean Alberto Sampietro, Eduardo da Silva Lopes, José Miguel Reichert

Volume: 25 - Issue: 1

Resumo. This research evaluated the influence of water content on soil compaction of an Entisol under traffic of forest harvesting machines and developed models to estimate soil compaction. The study was conducted in areas of a forest company, located in the state of Santa Catarina, Brazil. The sampling...

Acessar o artigo
COMPORTAMENTO ESPECTRAL DE FOLHAS DE Eucalyptus globulus (Labill.) ATACADAS POR Mycosphaerella spp. NAS REGIÕES DO VISÍVEL E DO INFRAVERMELHO PRÓXIMO DO ESPECTRO ELETROMAGNÉTICO - (2015)

Diogo Belmonte Lippert, Ana Caroline Paim Benedetti, Marlove Fatima Brião Muniz, Rudiney Soares Pereira, Carlos Alberto Biernaski Junior, Elder Finkenauer, Elias Fernando Berra

Volume: 25 - Issue: 1

Resumo. The study aims to analyze the spectral behavior of leaves of Eucalyptus globulus attacked in four different severity levels by Mycosphaerella spp. in different positions in the canopy of the tree in the four seasons, considering two regions of the electromagnetic spectrum: visible and near...

Acessar o artigo
CRESCIMENTO E QUALIDADE DE MUDAS DE VINHÁTICO (Platymenia foliolosa Benth.) EM RESPOSTA À ADUBAÇÃO COM POTÁSSIO E ENXOFRE - (2015)

Marcie Lelis Duarte, Haroldo Nogueira de Paiva, Marcela Oliveira Alves, Alex Ferreira de Freitas, Fábio Fernandes Maia, Lívia Mara Lima Goulart

Volume: 25 - Issue: 1

Resumo. The aim of this study was to evaluate the effect of potassium and sulfur on growth and quality of seedlings of Platymenia foliolosa Benth. (vinhático), determining the best dose of these nutrients. An experiment was conducted using pots made of rigid polyethylene with a capacity of 1,5...

Acessar o artigo
DINÂMICA DA VEGETAÇÃO EM UM FRAGMENTO DE MATA ATLÂNTICA NO NORDESTE DO BRASIL - (2015)

Felipe Rodrigo de Carvalho Rabelo, Maria Jesus Nogueira Rodal, Ana Carolina Borges Lins e Silva, André Luiz Alves de Lima

Volume: 25 - Issue: 1

Resumo. To test the hypothesis that the physiognomy, structure and dynamics of woody species are influenced by the spatial gradient edge-interior, data were collected from these parameters in 2004, 2007 and 2010 in an Atlantic forest fragment. Species were sampled for the Canopy (DS), with circumference...

Acessar o artigo
EFICIÊNCIA RELATIVA DE FOSFATOS NATURAIS NA ADUBAÇÃO DE PLANTIO DE MUDAS DE Eucalyptus dunnii MAIDEN E Eucalyptus benthamii MAIDEN ETCAMBAGEM EM SOLO SEM E COM CALAGEM - (2015)

Luciana Patrícia Rosa Dias, Luciano Colpo Gatiboni, Gustavo Brunetto, Márcia Aparecida Simonete, Bruna Bicaratto

Volume: 25 - Issue: 1

Resumo. The eucalyptus has a pronounced demand for phosphorus (P) in the initial growth. Therefore, its P critical level is higher in the early stages of development, decreasing with plant age. The study was carried out to evaluate the response to fertilization and relative efficiency (RE) of phosphates...

Acessar o artigo
ESTUDO DA BRANQUEABILIDADE DA POLPA KRAFT DE EUCALIPTO - (2015)

Danila Morais de Carvalho, Marcelo Rodrigues da Silva, Jorge Luiz Colodette

Volume: 25 - Issue: 1

Resumo. The aim of this study was to evaluate how the pulp bleachability ability is correlated with the wood chemical characteristics, the cooking conditions, the kappa number of the brown pulp and the bleaching sequences, based on the pulp bleached brightness, viscosity, bleaching chemical consumption...

Acessar o artigo
FAUNA EDÁFICA NA DINÂMICA SUCESSIONAL DA MATA ATLÂNTICA EM FLORESTA ESTACIONAL SEMIDECIDUAL NA BACIA DO RIO PARAÍBA DO SUL - RJ - (2015)

Deivid Lopes Machado, Marcos Gervasio Pereira, Maria Elizabeth Fernandes Correia, Anderson Ribeiro Diniz, Carlos Eduardo Gabriel Menezes

Volume: 25 - Issue: 1

Resumo. The soil fauna, for its diversity and magnitude of the tasks that it carries out in the soil environment, may reflect the state of the ecosystem functioning. Therefore, this study aimed to evaluate the activity, the structural composition and the diversity of soil fauna community in different...

Acessar o artigo
FENOLOGIA DE Brosimum gaudichaudii TRÉCUL. (MORACEAE) NO CERRADO DE MATO GROSSO - (2015)

Rozilaine Aparecida Pelegrini Gomes de Faria, Maria de Fatima Barbosa Coelho, Maria Cristina de Figueiredo e Albuquerque, Rodrigo Aleixo Brito de Azevedo

Volume: 25 - Issue: 1

Resumo. Brosimum gaudichaudii Trécul., a typical species of ‘cerrado’ is very much appreciated due to the sweet taste of its fruit and as a medicinal plant in the treatment of vitiligo. Phenological studies provide information for understanding the dynamics of forest ecosystems and for...

Acessar o artigo
INFLUENCE OF CULTURE MEDIUM, EXPLANT LENGTH AND GENOTYPE ON MICROPROPAGATION OF Pinus taeda L. - (2015)

Tatiana Mazon Cézar, Antonio Rioyei Higa, Henrique Soares Koehler, Luciana Lopes Fortes Ribas

Volume: 25 - Issue: 1

Resumo. O presente trabalho teve como objetivo estabelecer um protocolo de micropropagação de Pinus taeda L. Brotações apicais de plântulas de cinco dias de germinação, de diferentes genótipos (F27, B05 e PC) foram cultivadas em meio de cultura WV5,...

Acessar o artigo
INFLUÊNCIA DA SATURAÇÃO POR BASES NA QUALIDADE E CRESCIMENTO DE MUDAS DE CEDRO-AUSTRALIANO (Toona ciliata M. Roem var. australis) - (2015)

Marilena de Melo Braga, Antonio Eduardo Furtini Neto, Anna Hoffmann Oliveira

Volume: 25 - Issue: 1

Resumo. The Australian cedar (Toona ciliata M. Roem var. australis) is a promising species for commercial plantations based on the quality and wide use of its wood and high financial returns in short time. However, there is little information about the behavior of this species in relation to soil...

Acessar o artigo
INFLUÊNCIA DE DIFERENTES COMBINAÇÕES DE LÂMINAS DE Eucalyptus saligna E Pinus taeda EM PAINÉIS LVL - (2015)

Marcos Theodoro Müller, Clovis Roberto Haselein, Rafael Rodolfo de Melo, Diego Martins Stangerlin

Volume: 25 - Issue: 1

Resumo. This research aimed to investigate the influence of the positioning of Eucalyptus saligna and Pinus taeda wood veneers on layers of laminated veneer lumber (LVL) panels. The compositions were manufactured in six different combinations of five veneers of 3.2 mm thickness, glued with...

Acessar o artigo
INFLUÊNCIA DO ESPAÇAMENTO NO AUTODESBASTE DE POVOAMENTO MONOCLONAL DE Eucalyptus saligna Smith - (2015)

Paulo Renato Schneider, Cesar Augusto Guimarães Finger, Paulo Sérgio Pigatto Schneider, Frederico Dimas Fleig, Thiago Augusto da Cunha

Volume: 25 - Issue: 1

Resumo. In the present study the effect of initial spacing on relationship between the density of trees per hectare and the average diameter in monoclonal stands of Eucalyptus saligna were investigated. The data used were collected from full stocked stands and highly stored annually, monitored until 18...

Acessar o artigo
PHYSIOLOGICAL RESPONSES OF Erythrina verna SEEDLINGS ON SEED PRE-GERMINATIVE TREATMENTS AND SOWING DEPTH - (2015)

Rogério Gomes Pêgo, José Antonio Saraiva Grossi, Isabel Dayane de Sousa Queiroz, Henrique Castro Vasconcellos

Volume: 25 - Issue: 1

Resumo. The objective of this work was to determine the most appropriate pre-germinative treatment of seeds and sowing depth for the production of Erythrina verna seedlings. For this, the following pre-germinative treatments were initially studied: control (intact seeds); mechanical scarification on the...

Acessar o artigo
PRESERVAÇÃO DE MADEIRAS NO BRASIL: HISTÓRICO, CENÁRIO ATUAL E TENDÊNCIAS - (2015)

Jackson Marcelo Vidal, Wescley Viana Evangelista, Jose de Castro Silva, Ivaldo Pontes Jankowsky

Volume: 25 - Issue: 1

Resumo. The objective of this paper was to show a comprehensive literature review about wood preservation in Brazil, since the earliest years until 2011. Brazil is rich in natural resources and wood has always occurred in abundance. With the industrial growing, there was the necessity of using wood with...

Acessar o artigo
REGENERAÇÃO NATURAL DO COMPONENTE ARBÓREO APÓS A MORTALIDADE DE UM MACIÇO DE TAQUARA EM UM FRAGMENTO DE FLORESTA OMBRÓFILA MISTA EM LAGES - SC - (2015)

Kristiana Fiorentin dos Santos, Tiago de Souza Ferreira, Pedro Higuchi, Ana Carolina da Silva, Paula Búrigo Vandresen, Adriano da Costa, Grasiela Spada, Verônica Schmitz, Franciele de Souza

Volume: 25 - Issue: 1

Resumo. The present study aimed to analyze the floristic and structural descriptors of tree species natural regeneration in a forest sector with synchronized bamboo (Merostachys multiramea Hackel ) die-off (CT) and an adjacent area with continuous canopy cover (ST) in an araucaria forest fragment in the...

Acessar o artigo
RESISTÊNCIA BIOLÓGICA DA MADEIRA TRATADA DE Eucalyptus grandis E Eucalyptus cloeziana A FUNGOS APODRECEDORES EM ENSAIOS DE LABORATÓRIO - (2015)

Magnos Alan Vivian, Elio José Santini, Karina Soares Modes, Alencar Garlet, Weslley Wilker Corrêa Morais

Volume: 25 - Issue: 1

Resumo. The present study aimed to evaluate the biological resistance of treated wood from Eucalyptus grandis and Eucalyptus cloeziana under the action of biodeteriorative organisms in laboratory testing. Thus, we used trees of Eucalyptus grandis and Eucalyptus cloeziana, both 16 years old, which was...

Acessar o artigo
RIQUEZA, DIVERSIDADE E COMPOSIÇÃO FLORÍSTICA EM ÁREAS DE CERRADO EM REGENERAÇÃO E PRESERVADO NA ESTAÇÃO ECOLÓGICA DE ITIRAPINA - SP - (2015)

Alessandro de Paula, Fernanda Quintas Martins, Marco Antônio Portugal Luttembarck Batalha, Rodrigo Rodrigues, Marco Antônio Manhães

Volume: 25 - Issue: 1

Resumo. The capacity of ‘cerrado’ species to regrow from underground organs after deforestation depends on the soil physical and chemical properties and the time elapsed since the disturbance. In Itirapina Ecological Station, we carried out floristic and phytosociological surveys of both...

Acessar o artigo
UTILIZAÇÃO DE RESÍDUOS DE COCO (Cocos nucifera) CARBONIZADO PARA A PRODUÇÃO DE BRIQUETES - (2015)

Alexandre Santos Pimenta, Rosimeire Cavalcante dos Santos, Angélica Cássia de Oliveira Carneiro, Renato Vinicius Oliveira Castro

Volume: 25 - Issue: 1

Resumo. The present work has the objective to produce briquettes by using fine charcoal from coconut wastes as raw material and evaluate the briquette quality. Coconut piths were collected at the city of Touros, in Rio Grande do Norte state. After a 2- month air drying, coconut pith was carbonized and...

Acessar o artigo
VARIAÇÃO DA ESTRUTURA DA FLORESTA ESTACIONAL DECIDUAL NO ESTADO DE SANTA CATARINA E SUA RELAÇÃO COM A ALTITUDE E CLIMA - (2015)

André Luís de Gasper, Alexandre Uhlmann, Alexander Christian Vibrans, Lucia Sevegnani

Volume: 25 - Issue: 1

Resumo. This study aims to identify structural similarities between the remnants of seasonal deciduous forest (SDF) in Santa Catarina state and check the influence of environmental factors that leads the formation of these groups. Associated with this primary objective, it was also sought to identify the...

Acessar o artigo
ASPECTOS DA BIOLOGIA REPRODUTIVA DE Drimys brasiliensis Miers (WINTERACEAE) EM FLORESTA OMBRÓFILA MISTA, SUL DO BRASIL - (2014)

Alexandre Mariot, Adelar Mantovani, Ricardo Bittencourt, Maurício Sedrez dos Reis

Volume: 24 - Issue: 4

Resumo. Drimys brasiliensis Miers, locally known as “cataia” or “casca-de-anta”, is a native tree of “Floresta Ombrófila Mista”, in Brazil. Its bark has been used for medicine, through the exploitation of plants of natural populations. The present work aimed to...

Acessar o artigo
AVALIAÇÃO DA RESISTÊNCIA AO CISALHAMENTO E À DELAMINAÇÃO EM MADEIRA LAMINADA COLADA - (2014)

Carlito Calil Neto, André Luis Christoforo, Sérgio Luiz Moni Ribeiro Filho, Francisco Antonio Rocco Lahr, Carlito Calil Junior

Volume: 24 - Issue: 4

Resumo. The Glued Laminated Wood has a large range of applications. In Brazil, its employment as cross-piece poles for overhead electrical power has attracted the attention of companies in the industry, motivated by the potential use of this material. Among the factors that influence the mechanical...

Acessar o artigo
AVALIAÇÃO DE UM MÉTODO DE ANÁLISE SILVIGÊNICA EM UM CERRADÃO - (2014)

Rejane Tavares Botrel, Kikyo Yamamoto, Ricardo Ribeiro Rodrigues

Volume: 24 - Issue: 4

Resumo. The method “line-intercept sampling method of canopy trees” was applied to map the silvigenic mosaic of a patch of 5.12 ha in a cerradão at Estação Ecológica de Assis, in São Paulo state, aiming to verify its applicability in estimating the...

Acessar o artigo
CHUVA DE SEMENTES COMO INDICADORA DO ESTÁDIO DE CONSERVAÇÃO DE FRAGMENTOS FLORESTAIS EM SOROCABA - SP - (2014)

Fatima Conceição Márquez Piña-Rodrigues, Juliana Aoki

Volume: 24 - Issue: 4

Resumo. The aim of this study was to analyze the degradation state of forest fragments applying seed rain as an indicator. Fragments (n = 5) in semideciduous forest, in Sorocaba, SP state, were studied from August to October, in 2007, and from January to December, in 2008, and seed traps were established...

Acessar o artigo
COMPARAÇÃO ESTRUTURAL ENTRE FLORESTA MANEJADA E NÃO MANEJADA NA COMUNIDADE SANTO ANTÔNIO, ESTADO DO PARÁ - (2014)

Diego dos Santos Vieira, João Ricardo Vasconcellos Gama, Renato Bezerra da Silva Ribeiro, Lucas Cunha Ximenes, Viviane Vasconcelos Corrêa, Adriana Ferreira Alves

Volume: 24 - Issue: 4

Resumo. The aim of this study was to analyze and to compare the floristic composition and horizontal structure of managed forest (FM) and unmanaged forest (FNM). A stratified random sampling was used with 12 plots in the FM and 12 plots in the FNM. In plots of 28 x 350 m, all individuals with...

Acessar o artigo
COMPOSIÇÃO NUTRICIONAL DE PROCEDÊNCIAS E PROGÊNIES DE ERVA-MATE (Ilex paraguariensis St. Hil.) CULTIVADAS EM LATOSSOLO VERMELHO DISTRÓFICO - (2014)

Elaine Vivian Oliva, Carlos Bruno Reissmann, Sergio Gaiad, Edilson Batista de Oliveira, José Alfredo Sturion

Volume: 24 - Issue: 4

Resumo. Ilex paraguariensis St. Hil. is a forest species of great socioeconomic importance for the southern states of Brazil. This study aimed to assess the nutritional status of provenances (Ivaí, in Paraná state and Barão de Cotegipe, in Rio Grande do Sul state) and their progenies...

Acessar o artigo
CONSERVAÇÃO DA VIABILIDADE E VIGOR DE SEMENTES DE Araucaria angustifolia (Bert.) O. Kuntze DURANTE O ARMAZENAMENTO - (2014)

Cristhyane Garcia, Cileide Maria Medeiros Coelho, Marcelo Maraschin, Luciana Magda de Oliveira

Volume: 24 - Issue: 4

Resumo. The conservation of Araucaria seeds is widely compromised in function of their recalcitrant feature, which hampers the planning of recovery actions of the degraded populations. Therefore, the objective of this study was to monitor the physiological changes in Araucaria seeds under controlled...

Acessar o artigo
CRESCIMENTO DE ESPÉCIES NATIVAS DE CERRADO E DE Vetiveria zizanioides EM PROCESSOS DE REVEGETAÇÃO DE VOÇOROCAS - (2014)

Thamy Evellini Dias Marques, Hudson Eustáquio Baêta, Mariangela Garcia Praça Leite, Sebastião Venâncio Martins, Alessandra Rodrigues Kozovits

Volume: 24 - Issue: 4

Resumo. Rates of seed germination, plant survival and growth, as measured in the present study, are essential parameters to characterize the biological potential of species for the restoration of degraded areas. The lack of knowledge about these aspects in native species has justified the use of exotic...

Acessar o artigo
EFEITO DA SILVICULTURA PÓS-COLHEITA NA POPULAÇÃO DE Lecythis lurida (Miers) Mori EM UMA FLORESTA DE TERRA FIRME NA AMAZÔNIA BRASILEIRA - (2014)

Marisol Taffarel, João Olegário Pereira de Carvalho, Lia de Oliveira Melo, Marcela Gomes da Silva, Jaqueline Macêdo Gomes, Josué Evandro Ribeiro Ferreira

Volume: 24 - Issue: 4

Resumo. The growth rate of trees dbh > 35cm of a Lecythis lurida (Miers) Mori (jarana) population was evaluated in a 700ha area of natural forest after logging and applying silvicultural treatments in the municipality of Paragominas, in Pará state. Seven treatments were established: in three of...

Acessar o artigo
EFEITO DA TEMPERATURA E LUZ NA GERMINAÇÃO DE SEMENTES DE Dalbergia cearensis Ducke - (2014)

Francisco Carlos Barboza Nogueira, Maria Izabel Gallão, Antônio Marcos Esmeraldo Bezerra, Sebastião Medeiros Filho

Volume: 24 - Issue: 4

Resumo. The knowledge about the germination behavior of a plant species is major important to the adoption of the techniques that aim its spreading. The work analyzed the seed germination process of Dalbergia cearensis Ducke in the presence and absence of light, that was subjected to constant...

Acessar o artigo
EFEITO DO FOGO SOBRE A RIQUEZA DE FORMIGAS (HYMENOPTERA: FORMICIDAE) ASSOCIADAS À Pinus elliottii ENGELM. NO SUL DO BRASIL - (2014)

Jardel Boscardin, Ervandil Corrêa Costa, Jacques Hubert Charles Delabie, Juliana Garlet

Volume: 24 - Issue: 4

Resumo. This work aimed at assessing the effect of fire over an ant fauna associated to Pinus elliottii Engelm. The study was developed in the city of Santa Maria, Rio Grande do Sul, in an experimental area next to the Campus of Universidade Federal de Santa Maria (UFSM), in a 28-year-old plantation of...

Acessar o artigo
ESTERCO BOVINO E POTÁSSIO NA COMPOSIÇÃO MINERAL DE PLANTAS DE NONI - (2014)

João José Mendes Silva, Lourival Ferreira Cavalcante, José Adeilson Medeiros Nascimento, Belisia Lucia Moreira Toscano Diniz, Antônio Gustavo Luna Souto

Volume: 24 - Issue: 4

Resumo. Noni fruit has been used since antiquity for treatment of many diseases such as allergy, arthritis, asthma, cancer, depression, diabetes, digestion, hypertension, and insomnia and is used as food supplement. Although these properties and its intercontinental adaptability, information about...

Acessar o artigo
ESTIMAÇÃO VOLUMÉTRICA DE RESÍDUOS LENHOSOS DE MADEIRA EM UMA FLORESTA TROPICAL ATRAVÉS DA KRIGAGEM ORDINÁRIA, PARAGOMINAS, ESTADO DO PARÁ - (2014)

Paulo Cerqueira dos Santos, Antônio Cordeiro de Santana, Joaquim Carlos Barbosa Queiroz, Paulo Luiz Contente de Barros, Ádamo Lima de Santana

Volume: 24 - Issue: 4

Resumo. The objective of this paper was to test the application of geo-statistical models to estimate the volume of wood timber residues in a forest area managed in Paragominas, state of Pará. The Warren and Olsen’s and Ordinary Kriging methods were used to estimate the volume of forest...

Acessar o artigo
ESTIMATES OF THE LEAF AREA INDEX (LAI) USING LAI-2000 AND HEMISPHERICAL PHOTOS IN Eucalyptus PLANTATIONS - (2014)

Yhasmin Paiva Rody, Aristides Ribeiro, José Eduardo Macedo Pezzopane, José Marinaldo Gleriani, André Quintão Almeida, Fernando Palha Leite

Volume: 24 - Issue: 4

Resumo. The objective of this study was to estimate the Leaf Area Index (LAI) by indirect methods in plantations of Eucalyptus clones in two distinct physical-climatic sites, during the dry and rainy periods. The study was performed in four young and adult Eucalyptus stands, located in Rio Doce basin,...

Acessar o artigo
ESTOQUES DE CARBONO E NITROGÊNIO EM ARGISSOLO SUBMETIDO AO MONOCULTIVO DE Eucalyptus urograndis E EM ROTAÇÃO COM Acacia mangium - (2014)

Rodinei Facco Pegoraro, Ivo Ribeiro da Silva, Roberto Ferreira de Novais, Nairam Felix de Barros, Reinaldo Bertola Cantarutti, Sebastião Fonseca

Volume: 24 - Issue: 4

Resumo. The pursuit of sustainable systems of soil management has led researchers to develop new techniques of cultivation. Among them, studies with forest species able to fix atmospheric N2 and increase C and N stocks in labile and stable soil organic matter (SOM) stand out in Brazil. The study aimed to...

Acessar o artigo
ESTRUTURA DA DISTRIBUIÇÃO DIAMÉTRICA EM PLANTIO EXPERIMENTAL DE CANDEIA (Eremanthus erythropappus (DC.) MacLeish) - (2014)

Andressa Ribeiro, Antonio Carlos Ferraz Filho, José Roberto Soares Scolforo, Sylvio Péllico Netto, Sebastião do Amaral Machado

Volume: 24 - Issue: 4

Resumo. The present study had as its main objective to characterize the diameter distribution of an experimental plantation of ‘candeia’ trees submitted to different treatments (age, spacing and silvicultural treatments), by adjusting several probability density functions. Subsequently, a...

Acessar o artigo
ESTRUTURA E DISTRIBUIÇÃO ESPACIAL DE ANDIROBEIRAS (Carapa spp.) EM FLORESTA DE VÁRZEA DO ESTUÁRIO AMAZÔNICO - (2014)

Jadson Coelho de Abreu, Marcelino Carneiro Guedes, Ana Claudia Lira Guedes, Edmilson das Merces Batista

Volume: 24 - Issue: 4

Resumo. The aim of this study was to evaluate whether the density of occurrence of andirobeiras is dependent of the Amazon River distance, analyzing their spatial distribution and diameter structure of the population in a floodplain forest in Amapá state, Brazilian Amazon. This work is part of...

Acessar o artigo
FITOSSOCIOLOGIA DE FRAGMENTOS DE FLORESTA ESTACIONAL DECIDUAL NO ESTADO DE SANTA CATARINA – BRASIL - (2014)

Lauri Amândio Schorn, Leila Meyer, Lucia Sevegnani, Alexander Christian Vibrans, Débora Vanessa, Lingner André Luis de Gasper, Alexandre Uhlmann, Márcio Verdi, Anita Stival-Santos

Volume: 24 - Issue: 4

Resumo. This study aimed to evaluate the species composition and structure of Seasonal Deciduous Forest in the southern Brazilian state of Santa Catarina, including the tree/shrub component and the natural regeneration. We also compared the floristic composition between the components and discussed about...

Acessar o artigo
INFLUÊNCIA DAS FLORESTAS URBANAS NA VARIAÇÃO TERMO-HIGROMÉTRICA DA ÁREA INTRAURBANA DE CURITIBA – PR - (2014)

Luciana Leal, Daniela Biondi, Antonio Carlos Batista

Volume: 24 - Issue: 4

Resumo. In order to understand the influence of urban forests in the thermo-hygrometric variation in the intra-urban area of the city of Curitiba, this study aimed to analyze the temporal and spatial variation of temperature and relative air humidity in each season and relate it with the presence of...

Acessar o artigo
INFLUÊNCIA DO ÂNGULO ENTRE O ESFORÇO APLICADO E A DIREÇÃO DAS FIBRAS DA MADEIRA SOBRE A RESISTÊNCIA AO CISALHAMENTO - (2014)

Norman Barros Logsdon, Zenesio Finger, José Manoel Henriques de Jesus

Volume: 24 - Issue: 4

Resumo. Wood is an anisotropic material and its resistance characteristics vary with the angle between the effort and the fiber direction (α). The Brazilian Code NBR 7190 – Design of Wooden Structures, foresees the strength correction to the normal stress, whenever α > 6o, and it...

Acessar o artigo
NÍVEL DE PROTEÇÃO TÉRMICA DA CASCA DE QUATRO ESPÉCIES LENHOSAS E A RELAÇÃO DA ARQUITETURA DA CASCA COM A TRANSFERÊNCIA DE CALOR - (2014)

Ailton Teixeira do Vale, Priscila Salomão Elias

Volume: 24 - Issue: 4

Resumo. The bark is a protective tissue of the tree-cambium and the exposition to temperatures above 60oC for 1 to 2 minutes, which is one of the main factors that cause tree mortality in forest fires. In this research, it was studied the bark protection levels of Eucalyptus grandis and of three...

Acessar o artigo
PARÂMETROS DENDROMÉTRICOS E RESISTÊNCIA MECÂNICA DAS ÁRVORES DE CLONES DE Eucalyptus EM ÁREAS SUJEITAS À AÇÃO DOS VENTOS - (2014)

Rafael Leite Braz, José Tarcísio da Silva Oliveira, Antônio Marcos Rosado, Graziela Baptista Vidaurre, Juarez Benigno Paes

Volume: 24 - Issue: 4

Resumo. This work was developed in order to evaluate the mechanical breakage of trees and its relation to the dendrometric characteristics, the wood specific gravity and bending (MOE, MOR and work to maximum load) in order to select clones more tolerant to wind action. The mechanical resistance of the...

Acessar o artigo
PREFERÊNCIA DE CORTE DE Acromyrmex crassispinus (FOREL, 1909) E Acromyrmex ambiguus (EMERY, 1887) (HYMENOPTERA: FORMICIDAE) POR DIFERENTES ESPÉCIES DE EUCALIPTOS EM LABORATÓRIO - (2014)

João Luis Osório Rosado, Alci Enimar Loeck, Deise Farias Freitas, Michel Gonçalves de Gonçalves, William Dröse, Uemerson Silva da Cunha, Elder Finkenauer

Volume: 24 - Issue: 4

Resumo. The search for new leafcutter ant management and control methods have been the aim of several studies over the country, propelled by economic and environmental aspects. The establishment of resistant or less preferred species for the cut can contribute substantially in this subject. This way, the...

Acessar o artigo
QUINTAIS AGROFLORESTAIS: ESTRUTURA, COMPOSIÇÃO FLORÍSTICA E ASPECTOS SOCIOAMBIENTAIS EM ÁREA DE ASSENTAMENTO RURAL NA AMAZÔNIA BRASILEIRA - (2014)

Larissa Santos de Almeida, João Ricardo Vasconcellos Gama

Volume: 24 - Issue: 4

Resumo. The structure, floristic and environmental aspects survey of home gardens was performed in the community of Santo Antonio, municipality of Santarém, Pará state, Brazil. The area studied comprises 6 home gardens, where each yard handler and 2 more former residents were heard. A total...

Acessar o artigo
VARIAÇÃO BIOMÉTRICA DE DIÁSPOROS DE BURITI (Mauritia flexuosa L.f. – ARECACEAE) EM VEREDAS EM DIFERENTES ESTÁGIOS DE CONSERVAÇÃO - (2014)

Fabiano dos Santos Matos, Yule Roberta Ferreira Nunes, Márcia Aparecida Pereira Silva, Islaine de Sena Oliveira

Volume: 24 - Issue: 4

Resumo. ‘Veredas’ (palm swamps) are phytophysiognomies of the ‘Cerrado’ biome, where the palm tree Mauritia flexuosa Lf. - buriti predominates on the tree layer; this species is considered the key resource for many animals, that use it as shelter and source of food, and also by...

Acessar o artigo
A CADEIA PRODUTIVA DA AMÊNDOA DO BARU (Dipteryx alata Vog.) NO CERRADO: UMA ANÁLISE DA SUSTENTABILIDADE DA SUA EXPLORAÇÃO - (2014)

Rogério Marcos Magalhães

Volume: 24 - Issue: 3

Resumo. This article seeks to discuss the results with the survey that sought to identify, by means of indicators and social-economical information, if the exploitation of baru nut ( Dipteryx alata Vogel) – a Brazilian species from the savannah – carried out by the private sector (companies,...

Acessar o artigo
ABORDAGEM SISTÊMICA E APLICAÇÃO DE RUGOSIDADES PARA DESENCADEAR PROPRIEDADES EMERGENTES EM RESTAURAÇÃO DE SOLOS DEGRADADOS - (2014)

Juarês José Aumond, João Paulo de Maçaneiro

Volume: 24 - Issue: 3

Resumo. Based on the general systems theory, an ecological model for the restoration of ecosystems has been developed, which soils are highly degraded, and treating the ecosystem as a complex dynamic system, hyper-sensitive to initial conditions of soil preparation. Assuming that degraded ecosystems are...

Acessar o artigo
ANÁLISE DA FRAGMENTAÇÃO FLORESTAL DA ÁREA DE PROTEÇÃO AMBIENTAL COQUEIRAL, COQUEIRAL – MG - (2014)

Carolina Gusmão Souza, Lisiane Zanella, Rosângela Alves Tritão Borém, Luis Marcelo Tavares de Carvalho, Helena Maria Ramos Alves, Margarete Marin Lordelo Volpato

Volume: 24 - Issue: 3

Resumo. This study analysed the forest fragmentation of Coqueiral Environmental Protected Area (APA Coqueiral), located in Coqueiral, South region of Minas Gerais state, Brazil. The objective was to evaluate the forest fragmentation of Coqueiral APA, using landscape metrics, as well as, elaborating...

Acessar o artigo
ARMAZENAMENTO DE SEMENTES DE IPÊ-AMARELO-DO-BREJO (Handroanthus umbellatus (Sond.) Mattos. Bignoniaceae) - (2014)

Cibele Chalita Martins, Monalisa Alves Diniz da Silva Camargo Pinto

Volume: 24 - Issue: 3

Resumo. Seed storage under controlled environmental conditions represents one of the most important lines of research to be applied on short-lived forest species as Handroanthus . The present research aimed to identify the most suitable seed storage conditions and longevity behavior of Handroanthus...

Acessar o artigo
AVALIAÇÃO DE CUSTOS DE DOIS MODELOS DE HARVESTER NO CORTE DE EUCALIPTO - (2014)

Elizabeth Neire da Silva, Carlos Cardoso Machado, Nilton Cesar Fiedler, Haroldo Carlos Fernandes, Marcos Oliveira de Paula, Flávio Cipriano do Carmo, Gisele Rodrigues Moreira, Fernando Eugênio Coelho

Volume: 24 - Issue: 3

Resumo. The present study aimed to carry through the evaluation of costs of two models of harvester in the wood harvesting of Eucalyptus wood. The research evaluated the 6-year old tree fallen and processing, in the cut-to-length system for two models of harvester, in areas located in the cities of...

Acessar o artigo
AVALIAÇÃO DOS ÍNDICES DE VEGETAÇÃO NDVI, SR E TVI NA DISCRIMINAÇÃO DE FITOFISIONOMIAS DOS AMBIENTES DO PANTANAL DE CÁCERES/MT - (2014)

Edinéia Aparecida dos Santos Galvanin, Sandra Mara Alves da Silva Neves, Carla Bernadete Madureira Cruz, Ronaldo José Neves, Paulo Henrique Hack de Jesus, Jesã Pereira Kreitlow

Volume: 24 - Issue: 3

Resumo. This paper compares the performance of some vegetation indexes: Normalized Difference Vegetation Index (NDVI), Simple Ratio (SR) e Transformed Vegetation Index (TVI), applied in seasonal periods to verify which one best fits to discriminate the vegetation types of environments of...

Acessar o artigo
CARACTERIZAÇÃO DO MATERIAL COMBUSTÍVEL SUPERFICIAL NO PARQUE NACIONAL SERRA DE ITABAIANA – SERGIPE, BRASIL - (2014)

Benjamin Leonardo Alves White, Adauto de Souza Ribeiro, Larissa Alves Secundo White, Genésio Tâmara Ribeiro

Volume: 24 - Issue: 3

Resumo. The National Park ‘Serra de Itabaiana’, as well as other conservation units in Brazil, has commonly suffered ecological losses caused by the wildfires. It is essential to comprehend the characteristics of the fuel to a better understanding of a forest fire behavior and how to...

Acessar o artigo
DIVERSIDADE ESTRUTURAL EM Eugenia L. (MYRTACEAE) - (2014)

Sidinei Rodrigues dos Santos, José Newton Cardoso Marchiori, Anelise Marta Siegloch

Volume: 24 - Issue: 3

Resumo. The wood anatomy of nine species of Eugenia (Myrtaceae) native in Rio Grande do Sul State (Brazil) is presently studied in order to identify diagnostic characters useful to identify genus and species. A great structural homogeneity was observed, reflecting the high number of shared anatomical...

Acessar o artigo
EFECTO DEL RALEO SOBRE EL CRECIMIENTO Y LA DENSIDAD DE LA MADERA DE Pinus taeda IMPLANTADO EN MISIONES, ARGENTINA - (2014)

Rodolfo Martiarena, Ernesto Crechi, Martín Pinazo, Alejandra Von Wallis, Jorge Marquina, Silvia Monteoliva

Volume: 24 - Issue: 3

Resumo. El mayor incremento en crecimiento de la plantación puede causar variación en las propiedades físicas de la madera, pudiendo disminuir la calidad de la misma para la industria. El objetivo del presente trabajo es evaluar el efecto de los tratamientos de raleo sobre el...

Acessar o artigo
EFEITO DA QUALIDADE DA MADEIRA NO DESEMPENHO DA POLPAÇÃO KRAFT - (2014)

Danila Morais de Carvalho, Marcelo Rodrigues da Silva, Jorge Luiz Colodette

Volume: 24 - Issue: 3

Resumo. The aim of this study was to evaluate the wood quality in the kraft pulping performance under two different pulping conditions at two delignification degrees based on results for the yield, brightness, viscosity, and k/ kappa corrected index. Eucalyptus wood (A, B, and C) was analyzed about their...

Acessar o artigo
EFEITO DO COBRE SOBRE O CRESCIMENTO E QUALIDADE DE MUDAS DE Stryphnodendron polyphyllum Mart. E Cassia multijuga Rich. - (2014)

Rodrigo Ferreira da Silva, Evandro Luiz Missio, Ricardo Bemfica Steffen, Sidinei Wolnei Weirich, Cassiano Carlos Kuss, Douglas Leandro Scheid

Volume: 24 - Issue: 3

Resumo. Soil contamination with copper has become common in the mining and agricultural regions by the use of copper-based-fungicide and application of liquid swine slurry to the soil, causing a reduction in plant productivity. Therefore, a study was undertaken to determine the effect of copper doses in...

Acessar o artigo
ESPÉCIES FLORESTAIS DE RESTINGAS COMO POTENCIAIS INSTRUMENTOS PARA GESTÃO COSTEIRA E TECNOLOGIA SOCIAL EM CARAVELAS, BAHIA (BRASIL) - (2014)

Henrique Machado Dias, Mario Luiz Gomes Soares, Elza Neffa

Volume: 24 - Issue: 3

Resumo. In Caravelas, located in southern Bahia state, the main vegetation formations are the mangrove forests and ‘restingas’ (sandbanks) presenting, the latter, a high degree of degradation. The aim of this paper is to describe the main forest species of these ‘restingas’ and...

Acessar o artigo
ESPÉCIES INDICADAS PARA A RECOMPOSIÇÃO DA FLORESTA CILIAR DA SUB-BACIA DO RIO PEIXE-BOI, PARÁ - (2014)

Igor Do Vale, Luiz Gonzaga Silva Costa, Izildinha Souza Miranda

Volume: 24 - Issue: 3

Resumo. This study aims to indicate native species to be used in the restoration of degraded riparian forests in the subwatershed of Peixe-Boi river. All trees and shrubs with diameter at breast height (DBH) > 5 cm were inventoried in ten areas of secondary forest and six areas of igapó forest....

Acessar o artigo
IMPACTOS DO NOVO CÓDIGO FLORESTAL NA REGULARIZAÇÃO AMBIENTAL DE PROPRIEDADES RURAIS FAMILIARES - (2014)

Diogo Feistauer, Paulo Emilio Lovato, Alexandre Siminski, Sidivan Aparecido Resende

Volume: 24 - Issue: 3

Resumo. In order to evaluate the effects of Brazil’s new Forest Code on the legal status of farm households, 17 farms, located in Portal da Amazonia territory, northern Mato Grosso state, and managed in either conventional specialized farm (CPS) or organic (OPS) production systems were studied. The...

Acessar o artigo
INFLUÊNCIA DO SUBSTRATO E DO VOLUME DE RECIPIENTE NA QUALIDADE DAS MUDAS DE Cabralea canjerana (Vell.) Mart. EM VIVEIRO E NO CAMPO - (2014)

Ezequiel Gasparin, Angela Luciana de Avila, Maristela Machado Araujo, Alberto Cargnelutti Filho, Daniele Urrutia Dorneles, Douglas Rodrigo Becker Foltz

Volume: 24 - Issue: 3

Resumo. The use of quality seedlings is essential for the establishment of forest plantations, which is achieved through the use of appropriate techniques from the nursery. Thus, this study aimed to investigate the influence of substrate composition and volume of container (tubes) in the growth of...

Acessar o artigo
INVASÃO BIOLÓGICA DE Corythucha ciliata EM ESPAÇOS VERDES URBANOS DE PORTUGAL: MODELAÇÃO DO NICHO ECOLÓGICO COM O MÉTODO DE MÁXIMA ENTROPIA - (2014)

Maria Alice da Silva Pinto, Ana Paula Soares Gonçalves, Sónia Alexandra Paiva Santos, Mónica Roldão Lemos de Almeida, João Carlos Martins de Azevedo

Volume: 24 - Issue: 3

Resumo. Corythucha ciliata (Hemiptera: Tingidae) is an insect native to North America which has been introduced into Europe, through Italy, in 1964. Since then it has expanded across Europe being its date of arrival and distributional range in Portugal unknown. This important invasive pest feeds on the...

Acessar o artigo
MATURAÇÃO E COLHEITA DA SEMENTE DE Amburana cearensis (Allem.) A. C. Smith - (2014)

Izabela Souza Lopes, Assíria Maria Ferreira da Nóbrega, Valderez Pontes Matos

Volume: 24 - Issue: 3

Resumo. Studies about the maturation of seeds are essential to guide the ideal time of harvest, to assist the drying process planning, for storage and quality control. Therefore, the work aimed to know the appropriate time to harvest seeds from Amburana cearensis (Allem.) A. C. Smith. The fruits were...

Acessar o artigo
MORFOANATOMIA DA RIZOGÊNESE ADVENTÍCIA EM MINIESTACAS DE Eucalyptus grandis x Eucalyptus urophylla - (2014)

Patrícia Bueno Goulart, Aloisio Xavier, Lourdes Iarema, Wagner Campos Otoni

Volume: 24 - Issue: 3

Resumo. The present work aimed to accomplish the histological analysis of the events involved in the adventitious rooting pattern of four Eucalyptus grandis x Eucalyptus urophylla clones. The mini-cuttings were collected from a mini-stump and the rooting experiments were set up under mini-hedge indoor...

Acessar o artigo
PAINEL AGLOMERADO HÍBRIDO DE CASCA DE AMENDOIM REFORÇADO COM PARTÍCULAS DE MADEIRA ITAÚBA - (2014)

Guilherme Barbirato, Juliano Fiorelli, Núbia G. Barrero, Eliria Maria de Jesus Agnolon Pallone, Francisco Antonio Rocco Lahr, André Luis Cristoforo, Holmer Savastano Junior

Volume: 24 - Issue: 3

Resumo. In this paper, it was considered the study of the potential use of peanut hulls and wood particles of itaúba ( Mezilaurus itauba ) species in order to add value to these materials through the manufacture of hybrid particle board in order to compare the physical and mechanical performances...

Acessar o artigo
PARTIÇÃO DA PRECIPITAÇÃO PLUVIAL EM UMA MICROBACIA HIDROGRÁFICA OCUPADA POR MATA ATLÂNTICA NA SERRA DA MANTIQUEIRA, MG - (2014)

Léo Fernandes Ávila, Carlos Rogério de Mello, Leandro Campos Pinto, Antônio Marciano da Silva

Volume: 24 - Issue: 3

Resumo. The analyze of pluvial precipitation and its interaction on the different hydrologic cycle phases in forested watersheds are essential in order to water balance characterization due to its relevant participation in the hydrological processes and to its spatial-temporal variability as function of...

Acessar o artigo
PRODUÇÃO DE MUDAS DE Eucalyptus grandis EM SUBSTRATOS ORGÂNICOS ALTERNATIVOS - (2014)

Rodrigo Ferreira da Silva, Mateus Tonini Eitelwein, Maurício Roberto Cherubin, Cristiano Fabbris, Sidinei Weirich, Renes Rossi Pinheiro

Volume: 24 - Issue: 3

Resumo. Studies regarding the disposal of urban and agro-industries waste have become essential for the possibility of their use in forest seedling production and the environmental impact that would be caused by improper disposal. The study was developed to evaluate the growth of Eucalyptus grandis...

Acessar o artigo
PRODUTIVIDADE E CUSTOS DO FELLER-BUNCHER E PROCESSADOR FLORESTAL EM POVOAMENTO DE EUCALIPTO DE PRIMEIRO CORTE - (2014)

Danilo Simões, Paulo Torres Fenner, Maura Seiko Tsutsui Esperancini

Volume: 24 - Issue: 3

Resumo. The rationalization of forest harvesting and minimization costs is a constant search by the managers involved in this process, making them decide practices which are economically viable to optimize that operation. This study aimed to evaluate technically and economically the performance of...

Acessar o artigo
RESÍDUOS ORGÂNICOS E FÓSFORO COMO CONDICIONANTES DE SOLO DEGRADADO E EFEITOS SOBRE O CRESCIMENTO INICIAL DE Dipteryx alata Vog. - (2014)

Keila da Silva Machado, Kátia Luciene Maltoni, Cinthia Montibeller Santos, Ana Maria Rodrigues Cassiolato

Volume: 24 - Issue: 3

Resumo. In northwestern São Paulo State, it was established, in 1965, the hydroelectric station of Ilha Solteira (CESP) that produced extensive degraded areas, from where it was removed the soil superficial layers. For the re-establishment of the vegetation, in areas like these, it is necessary...

Acessar o artigo
SEMENTES FLORESTAIS BRASILEIRAS: INÍCIO PRECÁRIO, PRESENTE INEBRIANTE E O FUTURO, PROMISSOR? - (2014)

João Paulo Ribeiro-Oliveira, Marli Aparecida Ranal

Volume: 24 - Issue: 3

Resumo. By analyzing the trajectory of forest seed sector, it is widely known the relationship between the studies on native species and the Brazilian Forest Legislation. The Brazilian market for forest seed species is mostly informal and there are only a few species with laboratory tests registered in...

Acessar o artigo
TAMANHO E FORMAS DE PARCELAS PARA INVENTÁRIOS FLORESTAIS DE ESPÉCIES ARBÓREAS NA AMAZÔNIA CENTRAL - (2014)

Milena Marmentini de Oliveira, Niro Higuchi, Carlos Henrique Celes, Francisco Gasparetto Higuchi

Volume: 24 - Issue: 3

Resumo. One of the main tools to quantify and to qualify the forest potentials is the forest inventory. During its planning phase it is necessary to define the sampling intensity as well as the sizes and shapes of sample units to minimize data collection costs while increasing the precision of the forest...

Acessar o artigo
ANÁLISE FITOSSOCIOLÓGICA E DO ESTOQUE DE CARBONO NO ESTRATO ARBÓREO DE UM FRAGMENTO DE FLORESTA ESTACIONAL SEMIDECIDUAL - (2014)

Ricardo de Oliveira Gaspar, Renato Vinícius Oliveira Castro, Ricardo Vieira Del Peloso, Felippe Coelho de Souza, Sebastião Venâncio Martins

Volume: 24 - Issue: 2

Resumo. The studies directed to quantify the carbon fixed stocks by natural forests are in ample evidence, as well as discussion about the effectiveness of the recovery of degraded areas as a strategy to reduce atmospheric CO 2 levels. In this sense, this study had two purposes: i) quantify the carbon...

Acessar o artigo
AVALIAÇÃO DE ADESIVOS À BASE DE TANINOS DE Pinus caribaea var. bahamensis E DE Acacia mearnsii NA FABRICAÇÃO DE PAINÉIS AGLOMERADOS - (2014)

Amélia Guimarães Carvalho, Roberto Carlos Costa Lelis, Alexandre Miguel do Nascimento

Volume: 24 - Issue: 2

Resumo. This work aimed to evaluate the methods for extraction of tannin from the bark of Pinus caribaea var. bahamensis , as well as to evaluate the technical feasibility of using tannins from the barks of Pinus caribaea var. bahamensis , of Acacia mearnsii, the mixtures of black wattle and pine tannins...

Acessar o artigo
AVALIAÇÃO DOS RESÍDUOS DE UMA SERRARIA PARA A PRODUÇÃO DE CELULOSE KRAFT - (2014)

Lucas Cândido Barbosa, Cristiane Pedrazzi, Érika da Silva Ferreira, Guinter Neutzling Schneid, Vania Karine Dick Wille

Volume: 24 - Issue: 2

Resumo. The forest-based industries have low yield and generate large amounts of waste, especially the primary processing industries, such as sawmills. In Brazil, initiatives are being created to combine the use of sawmill residues to pulp production. With this in mind, this study aimed to evaluate the...

Acessar o artigo
BIOMASSA E ACÚMULO DE NUTRIENTES EM Ilex paraguariensis A. St. Hil. - (2014)

Braulio Otomar Caron, Danilo Rheinheimer dos Santos, Denise Schmidt, Claudir José Basso, Alexandre Behling, Elder Eloy, Rogerio Bamberg

Volume: 24 - Issue: 2

Resumo. They are still few the information on the influence of the brightness in the production of biomass as well as in the concentration of some nutritious in leaves of Ilex paraguariensis . This work aimed to evaluate the production of dry matter of the aerial part of the Ilex paraguariensis A. St....

Acessar o artigo
CARACTERIZAÇÃO DA MONODOMINÂNCIA DE AROEIRA (Myracrodruon urundeuva Fr. All.) NO MUNICÍPIO DE TUMIRITINGA – MG - (2014)

Felipe Pinho de Oliveira, Agostinho Lopes de Souza, Elpídio Inácio Fernandes Filho

Volume: 24 - Issue: 2

Resumo. Myracrodruon urundeuva Fr.All. forest species is scientifically recognized by the set of ecological and utilitarian features that characterize it as a “noble” species of the Brazilian flora. Although the species has appeared since 1992, until the present dayit has been in the list of...

Acessar o artigo
CARACTERIZAÇÃO FLORÍSTICA E ESTRUTURAL DE FRAGMENTOS DE MATAS DE GALERIA DA BACIA DO ALTO ARAGUAIA - (2014)

Christian Dias Cabacinha, Marco Aurélio Leite Fontes

Volume: 24 - Issue: 2

Resumo. The forests of upper Araguaia river basin are daily exposed to degradation agents due to intense agriculture practices. Twenty two fragments (of 10 until 169 ha) were surveyed according to point-centered quarter method to characterize vegetation structure and to create a database to forest...

Acessar o artigo
COMPONENTE ARBUSTIVO-ARBÓREO DE MATAS CILIARES EM RESTAURAÇÃO E REMANESCENTES NATURAIS INSERIDOS EM MATRIZ SILVÍCOLA, RIO NEGRINHO, SC - (2014)

Eliziane Carla Scariot, Deisy Regina Tres, Ademir Reis

Volume: 24 - Issue: 2

Resumo. The aim of this study was to analyze the shrubby tree component in riparian corridors in restoration process and natural remainders in a matrix forestry. We identified the richness, diversity, dispersal and pollination syndromes of the individuals and estimate the floristic similarity. The study...

Acessar o artigo
CONDUTIVIDADE HIDRÁULICA DE RAIZ E CAPACIDADE FOTOSSINTÉTICA DE MUDAS CLONAIS DE EUCALIPTO COM INDUÇÃO DE DEFORMAÇÕES RADICULARES - (2014)

Fábio Afonso Mazzei Moura de Assis Figueiredo, José Geraldo de Araújo Carneiro, Ricardo Miguel Penchel, Eliemar Campostrini, José Tarcísio de Lima Thiebaut, Deborah Guerra Barroso

Volume: 24 - Issue: 2

Resumo. The gain reduction of wood biomass in trees has been assigned to root deformations even in the nursery phase. The objective of this work was the evaluation of the root system hydraulic conductivity, gas exchanges and photochemical efficiency of eucalypt clonal cuttings with and without root...

Acessar o artigo
CONTRIBUIÇÃO DOS POLEIROS ARTIFICIAIS NA DISPERSÃO DE SEMENTES E SUA APLICAÇÃO NA RESTAURAÇÃO FLORESTAL - (2014)

Cristiano Roberto Dias, Fabiana Umetsu, Tiago Boer Breier

Volume: 24 - Issue: 2

Resumo. The use of artificial perches is an efficient technique to forest restoration. We aimed to (1) evaluate the effect of the presence of artificial perches on the number of forest seeds deposited on seed fall collectors, (2) identify the seed dispersal syndromes, and (3) to analyze the effect of...

Acessar o artigo
CRESCIMENTO DE MUDAS DE Parkia gigantocarpa Ducke, EM UM SISTEMA DE ENRIQUECIMENTO EM CLAREIRAS APÓS A COLHEITA DE MADEIRA - (2014)

Leonardo Pequeno Reis, João Olegário Pereira de Carvalho, Pamella Carolline Marques dos Reis, Jaqueline Macêdo Gomes, Ademir Roberto Ruschel, Marcela Gomes da Silva

Volume: 24 - Issue: 2

Resumo. Height periodic annual increment (2005-2010) of seedlings of Parkia gigantocarpa Ducke planted in gaps caused by logging, in the municipality of Paragominas, state of Pará (3º 30’S; 48º 45’W) was evaluated. Three gap sizes were considered: small gap (200-400 m 2 );...

Acessar o artigo
CRESCIMENTO INICIAL E QUALIDADE DE MUDAS DE Pterogyne nitens Tull. CONDUZIDAS SOB DIFERENTES NÍVEIS DE RESTRIÇÃO LUMINOSA ARTIFICIAL - (2014)

Fábio Ricardo Coutinho Fontes César, Sylvana Naomi Matsumoto, Anselmo Eloy Silveira Viana, Joice Andrade Bonfim

Volume: 24 - Issue: 2

Resumo. The objective of this study was to evaluate the initial development and quality of seedlings Pterogyne nitens Tull., produced under different luminosity levels . The experiment was conducted from March to June 2008 , in the agricultural field at the State University of Southwestern Bahia state -...

Acessar o artigo
DENDROECOLOGIA DE UM POVOAMENTO DE Cryptomeria japonica (L. F.) Don. COM 25 ANOS DE IDADE NO SUL DO BRASIL - (2014)

Mário Dobner Jr., Paulo André Trazzi, Antonio Rioyei Higa

Volume: 24 - Issue: 2

Resumo. Cryptomeria japonica is indigenous to the temperate region of Japan, where it is known as ‘sugi’. In Brazil, the plantation of this species is recommended for the highlands and cold regions in the southern, where it is well adapted to the edaphoclimatic conditions. The aim of the...

Acessar o artigo
EFEITO DA IDADE E CLONE NA QUALIDADE DA MADEIRA DE Eucalyptus spp VISANDO À PRODUÇÃO DE BIOENERGIA - (2014)

Thiago de Paula Protásio, Thiago Andrade Neves, Aliny Aparecida dos Reis, Paulo Fernando Trugilho

Volume: 24 - Issue: 2

Resumo. The aim of this work was to evaluate the effect of age and clone on the quality of Eucalyptus spp wood aiming the production of charcoal and bioenergy. Four Eucalyptus spp clones at the ages of 57 and 69 months were evaluated. Four trees per clone in each age were evaluated. The average basic...

Acessar o artigo
EFEITO DA TIGMOMORFOGÊNESE NA MORFOMETRIA DE MUDAS DE Maytenus ilicifolia (Schrad.) Planch. - (2014)

Cátia Raquel Volkweis, João Alexandre Lopes Dranski, Priscilla Oro, Ubirajara Contro Malavasi, Marlene de Matos Malavasi

Volume: 24 - Issue: 2

Resumo. The present study aimed to quantify morphological changes due to mechanical stimuli by stem bending in the hardening phase of ‘espinheira-santa’ [ Maytenus ilicifolia [(Schrad.) Planch.] seedlings. The experiment was conducted at shade house as a completely randomized factorial design...

Acessar o artigo
EFFECTS OF PRE-GERMINATION TREATMENTS AND STORAGE ON GERMINATION OF Astronium fraxinifolium SCHOTT (ANACARDIACEAE) DIASPORES - (2014)

Lílian de Lima Braga, Priscyla Maria Silva Rodrigues, Yule Roberta Ferreira Nunes, Maria das Dores Magalhães Veloso

Volume: 24 - Issue: 2

Resumo. The goal of this study was to evaluate the germination and the storage capacity of Astronium fraxinifolium diaspores. Six pre-germination treatments were used in the experiment: control treatment (intact diaspores); diaspores immersed in water at room temperature (25º C) for 5 min; diaspores...

Acessar o artigo
Eficiência do uso da radiação solar por plantas Ilex paraguariensis A. St. Hil. cultivadas sob sombreamento e a pleno sol - (2014)

Braulio Otomar Caron, Denise Schmidt, Paulo Augusto Manfron, Alexandre Behling, Elder Eloy, Carlos Busanello

Volume: 24 - Issue: 2

Resumo. The efficiency of conversion of the solar radiation in biomass is a variable frequently used in models of simulation the culture growth, because the biomass production is related with the efficiency of which a plant converts radiant energy in chemistry, given by the process of the photosynthesis....

Acessar o artigo
MANAGEMENT OF Amburana cearensis var. acreana IN ACRE STATE, BRAZIL - (2014)

Evaldo Muñoz Braz, Fabio Thaines, Patrícia Povoa de Mattos, Luis Cláudio Oliveira, Luciano Arruda Ribas, Marcus Vinicio Neves d\u2019Oliveira, Andréia Aparecida Ribeiro Thaines

Volume: 24 - Issue: 2

Resumo. This work has as its objectives: a) to assess the geographical distribution and population structure of Amburana cearensis var. acreana ; b) to calculate sustainable cutting rates, according to stipulated cutting cycles, and c) to simulate the projected recovery potential in volume based on the...

Acessar o artigo
NUCLEAÇÃO: CONCEPÇÃO BIOCÊNTRICA PARA A RESTAURAÇÃO ECOLÓGICA - (2014)

Ademir Reis, Fernando Campanhã Bechara, Deisy Regina Tres, Bruna Elisa Trentin

Volume: 24 - Issue: 2

Resumo. Is the conflict of man versus nature a new synthesis for restoration processes? What models do we use to understand and apply restoration? What are the implications resulting from the choice of a paradigm for the restoration process? The development of the human race on Earth required drastic...

Acessar o artigo
ORGANOGÊNESE INDIRETA A PARTIR DE EXPLANTES FOLIARES E MULTIPLICAÇÃO IN VITRO DE BROTAÇÕES DE Eucalyptus benthamii X Eucalyptus dunnii - (2014)

Yohana de Oliveira-Cauduro, Laís Gomes Adamuchio, Juliana Degenhardt-Goldbach, João Carlos Bespalhok Filho, Roberson Dibax, Marguerite Quoirin

Volume: 24 - Issue: 2

Resumo. The aims of this research were to evaluate different culture media for indirect organogenesis and shoot multiplication of Eucalyptus benthamii x Eucalyptus dunnii . For organogenesis, leaf explants were used to test the following treatments: two culture media (MS N/2 and JADS) supplemented with...

Acessar o artigo
PARTIÇÃO ESPACIAL DE ESPÉCIES ARBÓREAS EM FUNÇÃO DA DRENAGEM DO SOLO EM UM FRAGMENTO DE FLORESTA COM ARAUCÁRIA NO SUL DO BRASIL - (2014)

Pedro Higuchi, Ana Carolina da Silva, Manoela Drews de Aguiar, Álvaro Luiz Mafra, Marcelo Negrini, Diego Fernando Zech

Volume: 24 - Issue: 2

Resumo. The relationship vegetation-soil can contribute to understand the forest structure, supporting biodiversity conservation. Thus, the aim of the present study was to verify the existence of spatial partition of the tree species community in an Araucaria forest fragment in function of soil drainage....

Acessar o artigo
PROCEDIMENTOS DE CONTROLE DO VOLUME DE MADEIRA ESTIMADO E COLHIDO EM UM PLANTIO DE Pinus spp. NO PARANÁ - (2014)

Silvane Vatraz, Fabricio Quadros Borges

Volume: 24 - Issue: 2

Resumo. The objective of this research was to improve the operating procedures of control of the volume of timber estimated by the forest inventory and the effectively harvested volume in order to reduce inconsistencies in the forest planning practiced in a forestry plantation of Pinus spp. in...

Acessar o artigo
Psychotria nuda (Cham. & Schltdl.) Wawra: ROOTING OF STOCK PLANTS IN DIFFERENT PHENOPHASES AND ENVIRONMENTS - (2014)

Bárbara Guerreira Alpande Ferreira, Katia Christina Zuffellato-Ribas, Ivar Wendling, Henrique Soares Koehler, Carlos Bruno Reissmann

Volume: 24 - Issue: 2

Resumo. Psychotria nuda (Cham. & Schltdl.) Wawra (Rubiaceae) is a native species from the Dense Ombrophylous Forest (dense tropical rain forest), typical in the low altitude areas of the forest, with occurrence in the states of Minas Gerais, Rio de Janeiro, São Paulo, Paraná and Santa...

Acessar o artigo
QUALIDADE SANITÁRIA E FISIOLÓGICA DE SEMENTES DE AROEIRA-PRETA ( Lithraea molleoides ) SUBMETIDAS A MÉTODOS DE SUPERAÇÃO DE DORMÊNCIA - (2014)

Graziela Piveta, Marlove de Fátima Brião Muniz, Lia Rejane Silveira Reiniger, Cláudia Braga Dutra, Cleidionara Pacheco

Volume: 24 - Issue: 2

Resumo. This study aimed to evaluate the physiological and sanitary quality of seeds Lithraea molleoides ( Vell. ) Engl. comparing different methods to overcome dormancy. Methods of overcoming dormancy were used: acid scarification for 10, 15, 20 and 25 minutes soaking in hot water with temperatures of...

Acessar o artigo
RELAÇÃO DA RAZÃO DO QUOCIENTE DIÂMETRO E ÁREA BASAL COM O AUTODESBASTE EM POVOAMENTOS EQUIÂNEOS DE Pinus taeda L. - (2014)

Paulo Sérgio Pigatto Schneider, César Augusto Guimarães Finger, Paulo Renato Schneider

Volume: 24 - Issue: 2

Resumo. This work aimed to study the relationship of the ratio of mean diameter and basal area at the self-thinning moment; the diameter tree growth; the occurrence and moment of self-thinning using the diameter-area proportion and the rate of self-thinning, comparing it to the law of the -3/2 power in...

Acessar o artigo
VARIABILIDADE NA DORMÊNCIA RELATIVA DOS DIÁSPOROS DE Lithraea molleoides (Vell.) Eng. - (2014)

Ana Paula de Aguiar Berger, Marli A. Ranal, Denise Garcia de Santana

Volume: 24 - Issue: 2

Resumo. The large diversity of Anacardiaceae diaspores morphology has a notable repercussion in the processes of germination and emergence besides generating a differentiated behavior among the species. In this family, there are some species that present physical dormancy, some others present mechanical...

Acessar o artigo
ALTERAÇÕES NA ESTRUTURA HORIZONTAL, NO PERÍODODE 2002-2008, EM FLORESTA OMBRÓFILA MISTA NO CENTRO-SUL DO ESTADO DO PARANÁ - (2014)

Alex Roberto Sawczuk, Afonso Figueiredo Filho, Andrea Nogueira Dias, Luciano Farinha Watzlawick, Thiago Floriani Stepka

Volume: 24 - Issue: 1

Resumo. Changes in the horizontal structure of a fragment of Mixed Rain Forest, located at Irati National Forest, in Parana state, were evaluated by measurements performed during the years 2002, 2005 and 2008. The study area has 25 ha, divided into 25 permanent sample plots of 1 ha (100 m x 100 m) each....

Acessar o artigo
ARBUSCULAR MYCORRHIZAL FUNGI IN SUCCESSIONAL STAGES OF CAATINGA IN THE SEMI-ARID REGION OF BRAZIL - (2014)

Carla da Silva Sousa, Rômulo Simões Cezar Menezes, Everardo Valadares de Sá Barreto Sampaio, Francisco de Sousa Lima, Leonor Costa Maia, Fritz Oehl

Volume: 24 - Issue: 1

Resumo. Caatinga is an exclusively Brazilian biome with areas in accentuated process of desertification. Arbuscular mycorrhizal fungi (AMF) act in plant succession by favoring the establishment of plant species typical of successional stages and by accelerating recovery leading to a climax stage. The...

Acessar o artigo
ASPECTOS DA VEGETAÇÃO ARBÓREA EM FRAGMENTO DE ESTEPE ESTACIONAL SAVANÍCOLA, BARRA DO QUARAÍ-RS, BRASIL - (2014)

Luciano Farinha Watzlawick, Solon Jonas Longhi, Paulo Renato Schneider, César Augusto Guimarães Finger

Volume: 24 - Issue: 1

Resumo. The purpose of this study was to evaluate the floristic composition, the horizontal and vertical structures, as well as the spatial distribution patterns of the tree component in a Steppe Savanna Park located at ‘Parque do Espinilho’, in Barra do Quaraí, Rio Grande do Sul...

Acessar o artigo
ATIVIDADE ALELOPÁTICA DE Araucaria angustifolia (Bertol.) Kuntze NA GERMINAÇÃO E CRESCIMENTO INICIAL DE Lactuca sativa L. - (2014)

Bruna Denardin da Silveira, Roberto Tuyoshi Hosokawa, Antonio Carlos Nogueira, Veridiana Padoin Weber

Volume: 24 - Issue: 1

Resumo. The present study aimed to evaluate the possible allelopathic activities effects from Araucaria angustifolia on Lactuca sativa germination and initial growth. For this trial, lettuce seeds were used and aqueous extract extracted from the leaves of araucaria, with concentrations of 10%, 7.5%, 5.0%...

Acessar o artigo
AVALIAÇÃO DA SENSIBILIDADE DAS ANÁLISES DA LIGNINA RESIDUAL PELOS MÉTODOS DE NITROBENZENO, ÓXIDO DE COBRE E ACIDÓLISE - (2014)

Gustavo Ventorim, Alexandre Coelho, Jorge Luiz Colodette, Ericka Figueiredo Alves, Jaqueline Silveira Comelato

Volume: 24 - Issue: 1

Resumo. This study aimed to evaluate the sensitiveness of the information obtained for the residual lignin from Eucalyptus grandis kraft pulps analyzed through the nitrobenzene oxidation, copper oxide (CuO) reduction and acidolysis techniques. The chips were cooked, resulting pulps of kappa number 14,5...

Acessar o artigo
AVALIAÇÃO DAS DIMENSÕES DAS FIBRAS DE COLMOS DE BAMBU, Dendrocalamus giganteus (Wall) Munro, EM DIFERENTES IDADES - (2014)

Nelson Potenciano Marinho, Silvana Nisgoski, Graciela Inés Bolzon de Muñiz

Volume: 24 - Issue: 1

Resumo. This study aimed to evaluate the fiber dimension of Dendrocalamus giganteus culms in 2-6 years old. Samples from basal portion of culms were macerated and sliced in sliding microtome for dimension fibers evaluation and histological cut production. Results showed that fibers increased in length...

Acessar o artigo
BALANÇO HÍDRICO E DE ENERGIA PARA PLANTIOS DE EUCALIPTO COM COBERTURA PARCIAL DO SOLO - (2014)

Mariana Gonçalves dos Reis, Aristides Ribeiro, Raquel Couto Evangelista Baesso, Wesley Gonçalves de Souza, Sebastião Fonseca, Rodolfo Araujo Loos

Volume: 24 - Issue: 1

Resumo. Eucalyptus plots with initial development ages presented discontinuity in soil cover, resulting in greater exposure of the leaves to wind and solar radiation, which alters soil-plant-atmosphere interactions. The objective of this study was to study the components of the water and energy balances...

Acessar o artigo
COMPARAÇÃO TÉCNICA E ECONÔMICA ENTRE HARVESTERS DE PNEUS E COM MÁQUINA BASE DE ESTEIRAS - (2014)

Fernando Seixas, João Luís Ferreira Batista

Volume: 24 - Issue: 1

Resumo. Excavators are commonly used in forest harvesting in Brazil as an option to typical forestry harvesters, mainly because of their lower cost and also because some models are being manufactured locally, which means more units sold, facilitating dealer’s support and purchase of parts. Problems...

Acessar o artigo
CRESCIMENTO E NUTRIÇÃO MINERAL DE MUDAS DE PEQUI SOB EFEITO DA OMISSÃO DE NUTRIENTES - (2014)

Leandro Carlos, Nelson Venturin, Renato Luiz Grisi Macedo, Emilio Manabu Higashikawa, Mauro Brino Garcia, Elias de Sá Farias

Volume: 24 - Issue: 1

Resumo. The establishment of fruit and medicinal native species of Savannah may soften the negative environmenta aspect arising from deforestation, and improve their utilization which today is restricted to local populations. However, it depends on a better understanding of the nutritional requirements...

Acessar o artigo
DINÂMICA DA POPULAÇÃO DE Manilkara huberi (DUCKE) A. CHEV. DURANTE 26 ANOS APÓS A EXPLORAÇÃO FLORESTAL EM UMA ÁREA DE TERRA FIRME NA AMAZÔNIA BRASILEIRA - (2014)

Tatiana da Cunha Castro, João Olegário Pereira de Carvalho

Volume: 24 - Issue: 1

Resumo. Changes in the structure of Manilkara huberi population in a 64 ha area at the Tapajos National Forest were evaluated in a 26-year period after logging. Data were obtained in 36 50m x 50m permanent sample plots that were assessed in eight occasions from 1981 to 2007, after the timber harvest,...

Acessar o artigo
EFEITO DA INVERSÃO NO TRATAMENTO DE MOIRÕES SUBMETIDOS AO MÉTODO DE SUBSTITUIÇÃO DA SEIVA - (2014)

Juarez Benigno Paes, Gerlanda Caetano dos Santos, Rafael Rodolfo de Melo, Carlos Roberto de Lima, Wlademir Nicolau Sobrinho

Volume: 24 - Issue: 1

Resumo. This work aimed to evaluate the effect of inversion of Prosopis juliflora and Leucaena leucocephala fence posts, in distribution, penetration and retention of copper chrome borate (CCB) solution applied by sap displacement method. The Prosopis juliflora was collected in Brazilian Agricultural...

Acessar o artigo
EFEITO DE DIFERENTES TEMPERATURAS NA GERMINAÇÃO E CRESCIMENTO RADICULAR DE SEMENTES DE JATOBÁ-MIRIM ( Guibourtia hymenaefolia (Moric.) J. Léonard ) - (2014)

Ademir Kleber Morbeck de Oliveira, Kelly Cristina Lacerda Pereira

Volume: 24 - Issue: 1

Resumo. Jatobá-Mirim species belongs to Fabaceae family and is distributed through Pantanal and Caatinga areas. Its wood is suitable for the construction and the manufacture of luxury furniture and is recommended for urban forestry and used to compose heterogeneous reforestation. Taking into...

Acessar o artigo
EFEITO DO DESBASTE NAS RACHADURAS DE TOPO DAS TORAS DE Eucalyptus grandis W. Hill ex Maiden - (2014)

Rômulo Trevisan, Clovis Roberto Haselein, Elio José Santini, Luciano Denardi, Darci Alberto Gatto

Volume: 24 - Issue: 1

Resumo. The study was undertaken to evaluate the effect of thinning in the end splits of the logs of the Eucalyptus grandis at 18 years of age. There was analyzed a thinning experiment, located in the northern coast of Rio Grande do Sul State, Brazil, installed in randomized blocks with four repetitions....

Acessar o artigo
EFEITO DO INTERVALO DE IMERSÃO E DE INJEÇÃO DE AR NA MULTIPLICAÇÃO IN VITRO DE Eucalyptus grandis x Eucalyptus urophylla EM BIORREATOR DE IMERSÃO TEMPORÁRIA - (2014)

Mila Liparize de Oliveira, Aloisio Xavier, Ricardo Miguel Penchel Filho, Jocemar Palauro dos Reis

Volume: 24 - Issue: 1

Resumo. The objectives of this study were to evaluate different immersion frequencies (2, 4, 8 and 16 h) and explants supports (filter paper and foam) of a Eucalyptus grandis x Eucalyptus urophylla clone inside RITA ® bioreactors; and a ventilation system with additional air input coupled to the...

Acessar o artigo
ENRAIZAMENTO DE Psychotria nuda (Cham. & Schltdl.) Wawra (RUBIACEAE) NAS QUATRO ESTAÇÕES DO ANO - (2014)

Francine da Silva Guerellus Nery, Katia Christina Zuffellato-Ribas, Henrique Soares Koehler

Volume: 24 - Issue: 1

Resumo. Psychotria nuda (Cham. & Schltdl.) Wawra (Rubiaceae) is a tree species native from the Atlantic Forest. It has wide geographical distribution in Brazil, since the states of Minas Gerais and Rio de Janeiro to Santa Catarina, where it is known as ‘grandiúva-d’anta’....

Acessar o artigo
ESTOQUE DE CARBONO NO SOLO SOB DIFERENTES FORMAÇÕES FLORESTAIS, CHAPECÓ - SC - (2014)

Rosiane Berenice Nicoloso Denardin, Jorge Luis Mattias, Leandro do Prado Wildner, Cristiano Nunes Nesi, André Sordi, Daniel Fernando Kolling, Fábio José Busnello, Tadeu Cerutti

Volume: 24 - Issue: 1

Resumo. The adoption of management practices that ensure the stability of soil organic matter also maintain the stability or quantitative increase of carbon (C) in the lithosphere, reducing the amount of CO 2 in the atmosphere. You can also minimize the losses of C to the atmosphere by using conservation...

Acessar o artigo
FITOSSOCIOLOGIA DO COMPONENTE ARBÓREO DE DOIS TRECHOS DE FLORESTA ESTACIONAL PERENIFÓLIA, BACIA DO RIO DAS PACAS, QUERÊNCIA-MT - (2014)

Sustanis Horn Kunz, Natália Macedo Ivanauskas, Sebastião Venâncio Martins, Daniel Stefanello, Elias Silva

Volume: 24 - Issue: 1

Resumo. This study aimed to describe the tree component structure of two patches of Evergreen Seasonal Forest in Pacas River Basin in Querência municipality in Mato Grosso state, Brazil. The point-centered quarter method was applied to systematically distribute 200 points in pristine forest and 100...

Acessar o artigo
LEVANTAMENTO FLORÍSTICO DO ESTRATO ARBÓREO DE TRÊS FRAGMENTOS DE FLORESTA CILIAR COMO SUBSÍDIO À RECOMPOSIÇÃO DA VEGETAÇÃO DO RIO CEDRO, MONTES CLAROS – MG - (2014)

Maria Clara Oliveira Durães, Nilza Lima Sales, Santos D\u2019Ângelo Neto, Maria Auxiliadora Pereira Figueiredo

Volume: 24 - Issue: 1

Resumo. The objectives of this study were to know the floristic composition of three fragments of riparian forest from Rio Cedro, Montes Claros, Minas Gerais state and select species to be used in its recomposition. It was done a floristic survey, similarity analysis and sucessional classification of...

Acessar o artigo
O EFEITO DA ÁGUA RESIDUÁRIA DA SUINOCULTURA NO DESENVOLVIMENTO E QUALIDADE DE MUDAS DE Eucalyptus urophylla - (2014)

Raquel Oliveira Batista, Mauro Aparecido Martinez, Haroldo Nogueira de Paiva, Rafael Oliveira Batista, Paulo Roberto Cecon

Volume: 24 - Issue: 1

Resumo. This study aimed to evaluate the effect of different proportions of ARS (Swine Wastewater) and two ages of seedlings of Eucalyptus urophylla in their morphological quality. The experiment was conducted at the Experimental Hydraulics, Irrigation and Drainage Department of Agricultural Engineering,...

Acessar o artigo
O USO DA FARINHA DE Orbignya speciosa NA FORMULAÇÃO DE ADESIVO PARA COMPENSADOS - (2014)

Vanessa Coelho Almeida, Angélica de Cássi Oliveira Carneiro, Benedito Rocha Vital, Roberto Carlos Costa Lelis

Volume: 24 - Issue: 1

Resumo. The aim of this study was to evaluate the effect of the addition of babaçu flour on urea-formaldehyde adhesive properties and compare it to the adhesives produced with wheat flour, which is the extender usually used for plywood production. An amount of 0, 10, 20 and 30 parts of extender...

Acessar o artigo
PARÂMETROS GENÉTICOS PARA A CONSERVAÇÃO DE Hymenaea courbaril L. NA AMAZÔNIA SUL-OCIDENTAL - (2014)

Susana Maria Melo Silva, Karina Martins, Antônio Gilson Gomes Mesquita, Lucia Helena de Oliveira Wadt

Volume: 24 - Issue: 1

Resumo. The loss of diversity in tropical regions has been focus on several governmental and non-governmental discussions, focusing mainly on the fragmentation and destruction of natural ecosystems. However, decisions about the conservation of genetic resources must be guided by population genetic...

Acessar o artigo
PRODUTIVIDADE DE MINICEPAS DE CEDRO AUSTRALIANO E REMOÇÃO DE NUTRIENTES PELA COLETA SUCESSIVA DE MINIESTACAS - (2014)

Juliana Sobreira de Souza, Deborah Guerra Barroso, Mírian Peixoto Soares da Silva, Daniele de Alvarenga Ferreira, Geraldo de Amaral Gravina, José Geraldo de Araújo Carneiro

Volume: 24 - Issue: 1

Resumo. The management of ministumps to produce minicuttings results in the continuous removal of nutrients and it is necessary replacement to avoid depletion and decline in production. Thus, it is necessary to determine the amount of nutrients removed over time, in different management models, to enable...

Acessar o artigo
RIQUEZA E COMPOSIÇÃO FLORÍSTICA DA COMUNIDADE DE SAMAMBAIAS NA MATA CILIAR DO RIO CADEIA, RIO GRANDE DO SUL, BRASIL - (2014)

Ivanete Teresinha Mallmann, Jairo Lizandro Schmitt

Volume: 24 - Issue: 1

Resumo. The present study analyzed richness and specific composition of the fern community in fragments from the riparian forest of river ‘Cadeia’, under different levels of human impact, in Santa Maria do Herval, Rio Grande do Sul state, Brazil. An amount of 120 sample units were delimited,...

Acessar o artigo
UTILIZAÇÃO DE GEOPROCESSAMENTO NA SIMULAÇÃO DE ÁREAS DE CLAREIRAS EM UM SISTEMA DE MANEJO EM REGIME JARDINADO - (2014)

Henrique Luis Godinho Cassol, Frederico Dimas Fleig

Volume: 24 - Issue: 1

Resumo. The aim of this study was to simulate the gap areas formed after logging in a management gardening system, using geoprocessing techniques. In a 5.6 ha of a seasonal semi deciduous forest located in Linha Canudos, Santa Maria, Rio Grande do Sul state, 924 trees were georeferenced using a GPS...

Acessar o artigo
UTILIZAÇÃO DE RESÍDUOS DA MADEIRA DE Pinus spp. COMO SUBSTITUIÇÃO AO AGREGADO MIÚDO NA PRODUÇÃO DE BLOCOS DE CONCRETO PARA ALVENARIA ESTRUTURAL - (2014)

Adauto José Miranda de Lima, Setsuo Iwakiri

Volume: 24 - Issue: 1

Resumo. This research was developed with the objective of evaluating the potential use of residues of the production of Pinus spp. sawnwood, as substitution to the fine aggregate of the concrete used for the production of blocks for structural masonry. The evaluation of the physical characteristics...

Acessar o artigo
A AMPLITUDE AMOSTRAL INTERFERE NAS MEDIDAS DE GERMINAÇÃO DE Bowdichia virgilioides Kunth? - (2013)

João Paulo Ribeiro-Oliveira, Marli A. Ranal, Denise Garcia de Santana

Volume: 23 - Issue: 4

Resumo. It is usual to find papers about seed germination of native species using different sample sizes. However, the consequences of these procedures on the results are unknown. This study measured the germination process of Bowdichia virgilioides based on different seed sample sizes. The assay was...

Acessar o artigo
ANÁLISE DE CRESCIMENTO E TROCAS GASOSAS DE PLANTAS DE Lonchocarpus sericeus (Poir.) D.C. SOB ALAGAMENTO PARA USO NA RECUPERAÇÃO DE MATAS DE CILIARES - (2013)

Jean Marcel Sousa Lira, Robério Anastácio Ferreira, Carlos Dias da Silva Junior, Elísio Marinho dos Santos Neto, Wislane da Silva Santana

Volume: 23 - Issue: 4

Resumo. In order to select species for using in the restoration of riparian forests on the banks of the Sao Francisco River, in the state of Sergipe, an experiment was conducted to evaluate the growth and gas exchange of plants Lonchocarpus sericeus (Poir.) D.C., subject to flooding conditions in the...

Acessar o artigo
ANÁLISE DE SOBREVIVÊNCIA E CRESCIMENTO DE Cordia trichotoma, BORAGINACEAE, LAMIALES, NO SUL DE MATO GROSSO DO SUL - BRASIL - (2013)

Sergio Luiz Salvadori, Claudia Universal Neves Batista Deinzer Duarte, Ana Francisca Gomes da Silva, Wagner Lopes Klein

Volume: 23 - Issue: 4

Resumo. The evaluation of a plant survival percentage and growth may reflect its competitive ability in plant community. Cordia trichotoma is a common native tree in Mato Grosso do Sul State and one of the most promising for planting. This study monitored the survival percentage and growth of Cordia...

Acessar o artigo
ATRIBUTOS QUÍMICOS E MATÉRIA ORGÂNICA EM COMPLEXOS FLORESTAIS PERIODICAMENTE INUNDADOS NA RESTINGA DA MARAMBAIA - RJ - (2013)

Ranieri Ribeiro Paula, Marcos Gervasio Pereira, Deivid Lopes Machado

Volume: 23 - Issue: 4

Resumo. This study aimed to evaluate and characterize the chemical properties of soil organic matter under two periodically flooded forest formations on the island of Marambaia, Rio de Janeiro. These formations differ on the degree of soil water saturation, caused by the influence of water table, and in...

Acessar o artigo
BIOMETRIA E EMERGÊNCIA DE Amburana cearensis (Allemão) A.C. Smith EM FUNÇÃO DA COLORAÇÃO DO FRUTO - (2013)

Giovana Lopes da Silva, Sebastião Medeiros Filho, Roberta Boscaini Zandavalli, Diego de Sousa Pereira, Geocleber Gomes de Sousa

Volume: 23 - Issue: 4

Resumo. This paper evaluated the biometry of fruits, seeds and seedling emergence of Amburana cearensis (Allemão) AC Smith derived from fruits with different stages of coloring and drying. Fruits of red color, dark and closed and the ground seeds were collected after dehiscence of the fruit. At...

Acessar o artigo
CARACTERIZAÇÃO FITOSSOCIOLÓGICA E FITOGEOGRÁFICA DE UM TRECHO DE FLORESTA CILIAR EM ALFREDO WAGNER, SC, COMO SUBSÍDIO PARA RESTAURAÇÃO ECOLÓGICA - (2013)

Ana Carolina da Silva, Pedro Higuchi, Marcelo Negrini, Andriele Grudtner, Diego Fernando Zech

Volume: 23 - Issue: 4

Resumo. The understanding of floristic and structure of tree communities is essential to subside the strategies of forest restoration. In this sense, a phyto-sociological survey was conducted in a forest fragment situated along a tributary of Caeté river, in Alfredo Wagner, state of Santa...

Acessar o artigo
COMPOSIÇÃO QUÍMICA DA MADEIRA DE EUCALIPTO COM DIFERENTES NÍVEIS DE DESBASTE - (2013)

Antônio José Vinha Zanuncio, Jorge Luiz Colodette, Fernando Jose Borges Gomes, Angélica de Cassia Oliveira Carneiro, Benedito Rocha Vital

Volume: 23 - Issue: 4

Resumo. The objective of this study was to evaluate different thinning regimes in forest plantations of eucalypt (Eucalyptus grandis x Eucalyptus urophylla) clones to produce timber for cellulose and charcoal to verify whether this effect could affect the proportion of the chemical components of wood....

Acessar o artigo
CONCENTRAÇÃO DAS EXPORTAÇÕES MUNDIAIS DE PRODUTOS FLORESTAIS - (2013)

Luiz Moreira Coelho Junior, José Luiz Pereira de Rezende, Antônio Donizette de Oliveira

Volume: 23 - Issue: 4

Resumo. This study analyzed the degree of concentration in worldwide exports of forest products in the period ranging from 1961 to 2008. The data used are available at the United Nations Food and Agriculture Organization (FAO). The concentration was determined by the concentration ratio [HR (k)], the...

Acessar o artigo
DINÂMICA DA FLORA ARBUSTIVO-ARBÓREA COLONIZADORA EM UMA ÁREA DEGRADADA PELA EXTRAÇÃO DE OURO EM DIAMANTINA, MG - (2013)

Wander Gladson Amaral, Israel Marinho Pereira, Cristiany Silva Amaral, Evandro Luiz Mendonça Machado, Luiz David Oliveira Rabelo

Volume: 23 - Issue: 4

Resumo. The main goal was to understand the dynamic process of vegetation colonizing an area degraded by the extraction of gold. The study area was stratified into three environments and, in each environment, contiguous ten plots of 100m 2 each were allocated. For the realization of the dynamics, two...

Acessar o artigo
DIVERSITY, STRUCTURAL PARAMETERS AND NON-TIMBER FOREST PRODUCTS IN THE FOREST RESERVE OF BONEPOUPA (DOUALA, CAMEROON) - (2013)

Jean Paul Kamdem, Jules Richard Priso, Din Ndongo

Volume: 23 - Issue: 4

Resumo. In order to come up with a sustainable use of forest ecosystems in Cameroon, its vegetal diversity has been inventoried; the plant potentials and the structural parameters were studied in the forest reserve of Bonepoupa. Ten non-continuous plots of 200 m2 were done and the materialization of the...

Acessar o artigo
ESTRUTURA DO ESTRATO ARBÓREO E REGENERATIVO DE UM FRAGMENTO DE FLORESTA ESTACIONAL SEMIDECIDUAL EM ITUMBIARA, GO - (2013)

Michel Eduardo Valentim Milhomem, Glein Monteiro Araújo, Vagner Santiago do Vale

Volume: 23 - Issue: 4

Resumo. Semideciduous forests occur in a few places in the Cerrado biome, but are being suppressed through by agriculture and livestock in central Brazil. The objective of this study was characterize the horizontal and vertical structures, the dispersal syndromes, successional groups and floristic...

Acessar o artigo
ESTRUTURA POPULACIONAL E POTENCIAL DE REGENERAÇÃO DE Attalea phalerata Mart. ex Spreng. (ACURI) - (2013)

Raquel Rejane Bonato Negrelle

Volume: 23 - Issue: 4

Resumo. Aiming to provide basis for the establishment of Attalea phalerata sustainable harvesting management plan, the results of the evaluation of the population structure and its respective natural regeneration potential are presented. Based on the obtained data, it was evaluated the potential capacity...

Acessar o artigo
INFLUÊNCIA DA EXPLORAÇÃO FLORESTAL DE IMPACTO REDUZIDO SOBRE AS FASES DE DESENVOLVIMENTO DE UMA FLORESTA DE TERRA FIRME, PARÁ, BRASIL - (2013)

Luciana Maria de Barros Francez, João Olegário Pereira de Carvalho, Fábio de Jesus Batista, Fernando Cristóvam da Silva Jardim, Edson Marcos Leal Soares Ramos

Volume: 23 - Issue: 4

Resumo. The influence of reduced impact logging were evaluated on the growth phases of a terra firme forest in the Paragominas region, state of Pará, that was logged considering two intensities of timber harvesting. Data were collected in 36 permanent sample plots (0.25ha) randomly distributed...

Acessar o artigo
INFLUÊNCIA DO CLIMA E DE ROTAS MIGRATÓRIAS DE ESPÉCIES ARBÓREAS SOBRE O PADRÃO FITOGEOGRÁFICO DE FLORESTAS NA REGIÃO SUL DO BRASIL - (2013)

Pedro Higuchi, Ana Carolina da Silva, Jean Carlos Budke, Adelar Mantovani, Roseli Lopes da Costa Bortoluzzi, Adriano Antonio Ziger

Volume: 23 - Issue: 4

Resumo. This study aimed to evaluate the influence of bioclimatic variables and tree species migration routes on the phytogeographic pattern of different forest physiognomy in southern Brazil. For this proposal, floristic check-lists of tree species of Araucaria Forest (AF), Subtropical Rain Forest...

Acessar o artigo
MÉTODOS DE ESTRATIFICAÇÃO VERTICAL EM FLORESTA ESTACIONAL SEMIDECIDUAL - (2013)

Rafaella De Angeli Curto, Gilson Fernandes da Silva, José Eduardo Macedo Pezzopane, José Franklim Chichorro, Rômulo Môra

Volume: 23 - Issue: 4

Resumo. This study was conducted in a semideciduous forest fragment of 52 hectares, known as Rosal Forest, in the municipality of Guaçuí, Espírito Santo state. It had the objective to test vertical stratification methodologies, evaluating the appropriateness of these methodologies...

Acessar o artigo
OCORRÊNCIA E PATOGENICIDADE DE Meloidogyne javanica SOBRE PLANTAS DE TECA (Tectona grandis Linn. F.) - (2013)

Anmyna Soraia de Oliveira, Rosangela Aparecida da Silva

Volume: 23 - Issue: 4

Resumo. Teak (Tectona grandis) is originated from Asia, and was introduced in the state of Mato Grosso, Brazil, in the decade of 1970. The analysis of roots collected from Nova Maringá, Mato Grosso state, revealed the presence of the nematode Meloidogyne javanica,that was confirmed by morphometric...

Acessar o artigo
PROPRIEDADES FÍSICAS E MECÂNICAS DE PAINÉIS DE MADEIRA AGLOMERADA DE Acrocarpus fraxinifolius, COMPOSTOS COM DIFERENTES PERCENTUAIS DE CASCA - (2013)

Rosilani Trianoski, Setsuo Iwakiri, Jorge Luis Monteiro de Matos, José Guilherme Prata

Volume: 23 - Issue: 4

Resumo. The particleboard industries have used a large volume of wood mainly from planted forest of Pinus, being necessary to diversify the wood species and optimize the use of raw material. One of the ways to optimize the use of this resource is the utilization of the bark in the particleboard...

Acessar o artigo
RELAÇÃO ENTRE ALONGAMENTO ANUAL DA COPA E O INCREMENTO DIAMÉTRICO DE ÁRVORES SINGULARES DE Cedrela fissilis (Vell) - (2013)

Thiago Augusto da Cunha, Jean Pierre Cavalli, César Augusto Guimarães Finger

Volume: 23 - Issue: 4

Resumo. The annual crown growth is a little known variable in the forestry field. This important photosynthetic structure for tree growth is in a difficult level-access to the forester and therefore, a little knowing about its development. Then, the objective of this research was to model the annual...

Acessar o artigo
RELAÇÃO ENTRE O ÍNDICE DE AVERMELHAMENTO DO SOLO E O ESTOQUE DE CARBONO NA BIOMASSA AÉREA DA VEGETAÇÃO DE CERRADO - (2013)

Otacilio Antunes Santana, José Imaña Encinas, Euzelina dos Santos Borges Inácio, Laerte Bezerra de Amorim, João Luiz Jardim Vilaverde

Volume: 23 - Issue: 4

Resumo. The color variety of soil is response of its physical, chemical, biological and mineralogical composition. The Munsell color system is based on an objective color evaluation in which it is possible to evaluate different color soil factors such as the presence of iron oxides, particle size, and...

Acessar o artigo
SOMATIC EMBRYOGENESIS AND MORPHOANATOMY OF Ocotea porosa SOMATIC EMBRYOS - (2013)

Luciana Luiza Pelegrini, Luciana Lopes Fortes Ribas, Erika Amano, Marguerite Quoirin

Volume: 23 - Issue: 4

Resumo. Ocotea porosa seeds have strong tegument dormancy, recalcitrant behavior, low and irregular germination and that makes its natural propagation difficult. The aim of this study was to establish a protocol of regeneration of Ocotea porosa from somatic embryogenesis. Immature embryonic axes were...

Acessar o artigo
SOMBREAMENTO E SUBSTRATOS NA PRODUÇÃO DE MUDAS DE Erythrina velutina Willd. - (2013)

Laércio Wanderley dos Santos, Maria de Fatima Barbosa Coelho

Volume: 23 - Issue: 4

Resumo. Erythrina velutina Willd. (Fabaceae) is used in traditional medicine in northeastern Brazil for its sudorific properties, soothing, emollient, pectoral and local anesthetic. The aim of this study was to evaluate the effect of substrate and shading on seedlings of Erythrina velutina. The...

Acessar o artigo
SUBSTRATO PARA PRODUÇÃO DE MUDAS DE MACACAÚBA (Platymiscium ulei Harms) NO MUNICÍPIO DE AUTAZES, AM - (2013)

José Furtado de Miranda, Iza Maria Paiva Batista, Carlos Alberto Franco Tucci, Narrubia Oliveira de Almeida, Marcelo de Almeida Guimarães

Volume: 23 - Issue: 4

Resumo. The production of native species seedlings with quality in order to achieve success in reforestation is related with the level of efficiency of used substrates. The objective of the study was to assess different substrate compositions for the production of seedlings in the city of Autazes, in...

Acessar o artigo
SUBSTRATOS RENOVÁVEIS NA PRODUÇÃO DE MUDAS DE Eucalyptus benthamii - (2013)

Dagma Kratz, Ivar Wendling, Antonio Carlos Nogueira, Paulo Vitor Dutra de Souza

Volume: 23 - Issue: 4

Resumo. The pressing need to increase the number of seedlings planted annually, as well as the reduced availability of traditional raw materials for the composition of substrates have led to a need of developing studies aimed to evaluate and to provide new materials for the composition of substrates,...

Acessar o artigo
TÉCNICAS MULTIVARIADAS APLICADAS À AVALIAÇÃO DE RESÍDUOS LIGNOCELULÓSICOS PARA A PRODUÇÃO DE BIOENERGIA - (2013)

Thiago de Paula Protásio, Lina Bufalino, Mario Guimarães Junior, Gustavo Henrique Denzin Tonoli, Paulo Fernando Trugilho

Volume: 23 - Issue: 4

Resumo. The evaluation of lignocellulosic wastes for bioenergy production demands to consider several characteristics and properties that may be correlated. This fact demands the use of various multivariate analysis techniques that allow the evaluation of relevant energetic factors. This work aimed to...

Acessar o artigo
TEOR E ALOCAÇÃO DE NUTRIENTES EM PLANTIO DE Platanus x acerifolia (Aiton) Willd. EM DOM FELICIANO – RS - (2013)

Rudi Witschoreck, Mauro Valdir Schumacher

Volume: 23 - Issue: 4

Resumo. This study had as objective to evaluate nutrients content and allocation pattern in different biomass components of Platanus x acerifolia, in a 5.5 year stand, located in Dom Feliciano, Rio Grande do Sul state. Twenty-four trees were sampled, based on diametric amplitude, with biomass...

Acessar o artigo
ACÚMULO E DECOMPOSIÇÃO DA SERAPILHEIRA EM QUATRO FORMAÇÕES FLORESTAIS - (2013)

Felipe Vieira Cunha Neto, Paulo Sérgio Santos Leles, Marcos Gervasio Pereira, Vinicius Geraldo Helmeer Bellumath, Jorge Makhlouta Alonso

Volume: 23 - Issue: 3

Resumo. The aim of this study was to quantify the litter layer on the soil and its decomposition rate, in four different forest types: wild stands of Acacia mangium, Mimosa artemisiana Heringer & Paula and Eucalyptus grandis x Eucalyptus urophylla, and a secondary forest at Fazenda Cachoeirão...

Acessar o artigo
ALTERAÇÕES NA ARQUITETURA TÍPICA DE Tipuana tipu (Benth.) O. Kuntze NA ARBORIZAÇÃO DE RUAS DE CURITIBA, PARANÁ - (2013)

Rogério Bobrowski, Everaldo Marques de Lima Neto, Daniela Biondi

Volume: 23 - Issue: 3

Resumo. The urban structure and equipments can restrict the correct development of trees and its typical architecture. Tipuana tipu (Benth.) O. Kuntze (rosewood) has been pruned continuously for being a species of large size and for being the most planted tree in the city of Curitiba. Because of that,...

Acessar o artigo
CARACTERIZAÇÃO DA FAUNA EDÁFICA EM PLANTIOS DE Eucalyptus spp. - (2013)

Juliana Garlet, Ervandil Correa Costa, Jardel Boscardin

Volume: 23 - Issue: 3

Resumo. Forest soils provide good conditions for the development and the establishment of soil fauna, manly by the deposition of litter. However, monoculture systems conducted in a single food providing substrate, can promote the development of certain fauna groups over others, causing outbreaks of pest...

Acessar o artigo
CARACTERIZACIÓN Y CUANTIFICACIÓN DE FRAGMENTOS DE BOSQUE NATIVO, EN UN SECTOR DEL SECANO INTERIOR DE LA REGIÓN DEL MAULE, CHILE - (2013)

Yony Ormazábal, Carlos Ávila, Carlos Mena, Yohana Morales, Óscar Bustos

Volume: 23 - Issue: 3

Resumo. In general, the Mediterranean forests have suffered high levels of fragmentation, mainly by anthropogenic action, as result of the productive activities of agriculture and livestock, human settlements and forest plantations of fast growing exotic species, leading to loss of continuity of natural...

Acessar o artigo
CLASSIFICAÇÃO DA VEGETAÇÃO SECUNDÁRIA EM ESTÁGIOS DE REGENERAÇÃO DA MATA ATLÂNTICA EM SANTA CATARINA - (2013)

Alexandre Siminski, Alfredo Celso Fantini, Mauricio Sedrez Reis

Volume: 23 - Issue: 3

Resumo. This study was designed to determine the criteria and the parameters needed for the inventory and the classification of the secondary forest in the Atlantic coast of Santa Catarina state, in Brazil. The forest inventories were conducted in 160 plots at four different stages of natural succession,...

Acessar o artigo
COMPETITIVIDADE DO BRASIL E CANADÁ NO MERCADO DE MADEIRA SERRADA DE CONÍFERAS - (2013)

Alexandre Nascimento de Almeida, João Carlos Garzel Leodoro da Silva, Humberto Angelo

Volume: 23 - Issue: 3

Resumo. The survival of business in a scenario of accelerated globalization and increasing competition depends on its degree of competitiveness of the business. In this aspect, the comparison among the world’s best standards is fundamental for the improvement of industrial and commercial practices....

Acessar o artigo
COMPORTAMENTO DA Cordia africana Lam. CULTIVADA EM SOLO CONTAMINADO POR METAIS PESADOS E TRATADO COM MATERIAIS AMENIZANTES - (2013)

Ana Carolina Callegario Pereira, Nelson Moura Brasil do Amaral Sobrinho, Jesus Sampaio Junior, José Antonio Oliveira, Fabiana Soares Santos, Nelson Mazur

Volume: 23 - Issue: 3

Resumo. This study aimed to evaluate the remediation of two soils contaminated with heavy metals from soil excavations, located near the port of Itaguaí, through the techniques of chemical immobilization and phytostabilization using the species Cordia africana. The data were collected in the ore...

Acessar o artigo
COMPREENSÃO E APLICABILIDADE DO CONCEITO DE SOLO FLORESTAL - (2013)

Ana Paula Moreira Rovedder, Luis Eduardo Akiyoshi Sanches Suzuki, Ricardo Simão Diniz Dalmolin, José Miguel Reichert, Ricardo Bergamo Schenato

Volume: 23 - Issue: 3

Resumo. The forestry sector plays an important role in the socioeconomic and environmental Brazilian context, therefore the improvement of the knowledge about forest soil becomes essential for its sustainable use as a conservation base of natural heritage as resource for economical development. Forest...

Acessar o artigo
DESDOBRO DE Eucalyptus grandis COM MOTOSSERRA, PARTE 1 – ANÁLISE DO DESEMPENHO OPERACIONAL - (2013)

Djeison Cesar Batista, Rafael Bridi Corteletti, Clovis Eduardo Nunes Hegedus, Graziela Baptista Vidaurre Dambroz

Volume: 23 - Issue: 3

Resumo. The aim of this work was to analyze the operational performance of Eucalyptus grandis W.Hill ex Maiden logs breakdown with chainsaw, taking into account small scale use, e.g., in small farms, using yield and operational efficiency as evaluation tools. The specific aim was to analyze the behavior...

Acessar o artigo
DOMESTICAÇÃO DA PAISAGEM EM BRACATINGAIS DE ASSENTAMENTOS RURAIS NO NOROESTE DO PLANALTO CATARINENSE - (2013)

Walter Steenbock, Maurício Sedrez dos Reis

Volume: 23 - Issue: 3

Resumo. The management of bracatinga (Mimosa scabrella Benth.) is a common practice in rural settlements in northwestern Santa Catarina state plateau, which is one of the main activities to generate income for the farmers. This work aims to identify the parameters considered important for this...

Acessar o artigo
DUAS NOVAS ESPÉCIES DE Syagrus Mart. (ARECACEAE) PARA O BRASIL - (2013)

Kelen Pureza Soares, Ricardo Soares Pimenta, Carlos Alex Guimarães

Volume: 23 - Issue: 3

Resumo. Two new species of Syagrus Mart. (Arecaceae) from Brazil are described and illustrated in this article: first, Syagrus pompeoi K. Soares & R. Pimenta, a species related to Syagrus procumbens Noblick & Lorenzi, from which it differs by having a caespitose habit, by the greater length of...

Acessar o artigo
ESTOQUE DE NUTRIENTES EM CONSÓRCIOS DE Eucalyptus urograndis, Acacia mearnsii E Zea mays - (2013)

Márcio Viera, Mauro Valdir Schumacher, Isabel Sandra Kleinpaul

Volume: 23 - Issue: 3

Resumo. This study aimed to determine the nutrient pool in monospecific and mixed stands of Eucalyptus urograndis and Acacia mearnsii in a consortium with Zea mays.The amount determination of nutrients of forest species was carried out in the treatments: 100E (100% of eucalypt); 100A (100% of black...

Acessar o artigo
ESTRATÉGIAS DE MODELAGEM NA ANÁLISE DE EXPERIMENTOS EM DELINEAMENTO DE BLOCOS AUMENTADOS EM TESTES CLONAIS DE Eucalyptus spp. - (2013)

Paulo Eduardo Rodrigues Prado, Flávia Maria Avelar Gonçalves, Magno Antonio Patto Ramalho, José Airton Rodrigues Nunes, Cristiane Aparecida Fioravante Reis, José Luis Lima

Volume: 23 - Issue: 3

Resumo. The objective of this work was to compare analyses of experiment strategies when there is a large number of clones and a reduced number of seedlings to be evaluated. Data from girth at breast height of two seasons of evaluation, 30 and 90 months, from a clonal test of Eucalyptus were analyzed in...

Acessar o artigo
FATORES DO MEIO FÍSICO ASSOCIADOS AO ESTABELECIMENTO DE ESPÉCIES RÚSTICAS EM ECOSSISTEMAS PERTURBADOS NA MATA ATLÂNTICA, PIRAÍ, RJ - BRASIL - (2013)

Hiram Feijó Baylão Junior, Ricardo Valcarcel, Felipe Cito Nettesheim

Volume: 23 - Issue: 3

Resumo. Disturbed ecosystems do not present original floristic composition. Their soils are depleted, shallow, stony, with low infiltration and present erosion with different levels of geodynamics. The study region has areas of pasture with sparse herbaceous vegetation which is weakened in every rain and...

Acessar o artigo
GERMINAÇÃO DE SEMENTES E EMERGÊNCIA DE PLÂNTULAS DE Anadenanthera colubrina (Vell.) Brenan var. cebil (Griseb.) Altschut, FABACEAE, ESTABELECIDA EM FRAGMENTOS FLORESTAIS DO CERRADO, MG - (2013)

Marieta Caixeta Dorneles, Marli A. Ranal, Denise Garcia de Santana

Volume: 23 - Issue: 3

Resumo. The seed germination strategy is important for the survival of species, allowing their maintenance and regeneration in the environment. Seed germination and seedling emergence of Anadenanthera colubrina were studied to examine the reproductive efficiency of this species, typical of Cerrado biome....

Acessar o artigo
LIGNIFICAÇÃO EM CALO DE Eucalyptus grandis W. Hill ex Maiden - (2013)

Hulda Rocha e Silva, Heber dos Santos Abreu, Desiane Amaral de Deus

Volume: 23 - Issue: 3

Resumo. This study aimed to verify the process of lignification in callus of Eucalyptus grandis W. Hill ex Maiden developed amid Murashige and Skoog, 1962 (MS) with different concentrations of growth regulators: 2.4 dichlorophenoxyacetic acid (2,4-D) (4.53, 11.32, 22.65, 45, 30; 90.60 mM) and kinetin...

Acessar o artigo
LINEAR MIXED MODEL TO DESCRIBE THE BASAL AREA INCREMENT FOR INDIVUDUAL CEDRO (Cedrela odorata L.)TREES IN OCCIDENTAL AMAZON, BRAZIL - (2013)

Thiago Augusto da Cunha, César Augusto Guimarães Finger, Paulo Renato Schneider

Volume: 23 - Issue: 3

Resumo. Reliable growth data from trees are important to establish a rational forest management. Characteristics from trees, like the size, crown architecture and competition indices have been used to mathematically describe the increment efficiently when associated with them. However, the precise role...

Acessar o artigo
LODO DO CURTIMENTO E SUA INFLUÊNCIA NA PRODUÇÃO DE MUDAS DE PARICÁ (Schizolobium amazonicum) E NAS PROPRIEDADES QUÍMICAS DO SOLO - (2013)

Lorena de Souza Tavares, Walcylene Lacerda Matos Pereira Scaramuzza, Oscarlina Lúcia dos Santos Weber, Franciele Caroline de Assis Valadão, Kelly Dayana Benedet Maas

Volume: 23 - Issue: 3

Resumo. The objective of this study was to assess the influence of the tanning sludge in soil chemical properties and the morphological and nutritional of paricá seedlings. The experiment was conducted in a greenhouse in a completely randomized design with five replicates, having as a substrate...

Acessar o artigo
O USO DE ÁGUA PELAS PLANTAÇÕES FLORESTAIS - UMA REVISÃO - (2013)

Silvana Lucia Caldato, Mauro Valdir Schumacher

Volume: 23 - Issue: 3

Resumo. This review aims to present some of the main results and infer about the current state-of-the-art of the controversy related to the water use by forest plantations. Several studies have been carried out in this area in different regions, mainly in Australia, South Africa, Europe, India and...

Acessar o artigo
PASTAS ESTIMULANTES EM SISTEMAS DE RESINAGEM DE Pinus elliottii var. elliottii - (2013)

André Luiz Marretto Fusatto, Paulo Roberto de Camargo e Castro, Stella Consorte Cato, José Otávio Brito

Volume: 23 - Issue: 3

Resumo. The use of stimulating pastes aims to increase the rate of resin flow and its time of duration. In the Forest Experiment Station of Itatinga, São Paulo state, 159 trees of Pinus elliottii var. elliottii were were submitted to the treatments with 5 stimulant pastes, (Red Alchem, Paste with...

Acessar o artigo
PIGMENTOS FOTOSSINTÉTICOS EM CLONES DE SERINGUEIRA SOB ATAQUE DE OÍDIO - (2013)

Gisely Cristina Gonzalez, Ana Catarina Cataneo, Maira dos Santos Fiori, Giselaine de Souza e Silva, Martha Maria Mischan, Edson Luis Furtado

Volume: 23 - Issue: 3

Resumo. The rubber tree [Hevea brasiliensis (Willd. ex Adr. Of Juss.) Muell. Arg.] can be affected by the occurrence of the fungus Oidium heveae, which causes one of the most important diseases of rubber trees, powdery mildew. This work meet changes in photosynthetic pigments, an indicator of oxidative...

Acessar o artigo
PRECIPITAÇÃO E APORTE DE NUTRIENTES EM DIFERENTES ESTÁDIOS SUCESSIONAIS DE FLORESTA ATLÂNTICA, PINHEIRAL - RJ - (2013)

Anderson Ribeiro Diniz, Marcos Gervasio Pereira, Fabiano de Carvalho Balieiro, Deivid Lopes Machado, Carlos Eduardo Gabriel Menezes

Volume: 23 - Issue: 3

Resumo. Forest cover has importance within the context of the water balance of a particular site and may alter the mechanism of entry of water and nutrients to the soil surface. The aim of this study was to quantify the net precipitation, interception, addition of nutrients in throughfall and stem flow...

Acessar o artigo
SOBREVIVÊNCIA E CRESCIMENTO DE MUDAS DE REGENERAÇÃO NATURAL DE Astronium gracile Engl. EM CLAREIRAS CAUSADAS POR EXPLORAÇÃO FLORESTAL NA AMAZÔNIA BRASILEIRA - (2013)

Larissa Corrêa Lopes Quadros, João Olegário Pereira de Carvalho, Jaqueline Macêdo Gomes, Marisol Taffarel, Joice Carolina Fernandes Silva

Volume: 23 - Issue: 3

Resumo. The survival and the height growth rates of individuals from the natural regeneration of Astronium gracile Engl. were evaluated in different gap sizes after logging in the municipality of Paragominas, Pará state. Seedlings of Astronium gracile were randomly chosen in the gaps. The...

Acessar o artigo
SOBREVIVÊNCIA E CRESCIMENTO INICIAL DE PINHÃO-MANSO EM FUNÇÃO DA ÉPOCA DE PLANTIO E DO USO DE HIDROGEL - (2013)

João Alexandre Lopes Dranski, Artur Soares Pinto Júnior, Marcelo Angelo Campagnolo, Ubirajara Contro Malavasi, Marlene de Matos Malavasi, Vandeir Francisco Guimarães

Volume: 23 - Issue: 3

Resumo. The experiment aimed to compare the effect of hydrogel use and seasonal planting on the survival and initial growth of Jatropha curcas L. seedlings in western Parana state. Treatments included planting of seedlings from three provenances of physic nut (Pedro J. Caballero, Nova Porteirinha and...

Acessar o artigo
SUBSTRATOS DE ORIGEM ORGÂNICA PARA PRODUÇÃO DE MUDAS DE TECA (Tectona grandis Linn. F.) - (2013)

Paulo André Trazzi, Marcos Vinicius Winckler Caldeira, Renato Ribeiro Passos, Elzimar de Oliveira Gonçalves

Volume: 23 - Issue: 3

Resumo. The utilization of renewable waste as a source of nutrients for forest seedlings production can be a solution to environmental problems, mainly related to the disposal of these materials. In this context, this study aimed to evaluate the use of renewable substrates as substrate components in the...

Acessar o artigo
A idade das plantações de Eucalyptus sp. influenciando os estoques de carbono - (2013)

Charlote Wink, Dalvan José Reinert, Ivanor Müller, José Miguel Reichert, Luciano Jacomet

Volume: 23 - Issue: 2

Resumo. The tree growth and biomass accumulation, as well as the maintenance of forest residue at the soil surface can act in the removal of carbon from the atmosphere through the cycling process of plant material. The objective was to study the influence of Eucalyptus sp. Plantations with 20, 44 and 240...

Acessar o artigo
Anatomia da madeira de Phyllanthus sellowianus Müll. Arg. (Phyllanthaceae) - (2013)

Luciano Denardi, Rômulo Trevisan, Edison Rogério Perrando, Fabrício Jacques Sutili, Talita Baldin, José Newton Cardoso Marchiori

Volume: 23 - Issue: 2

Resumo. The present study aimed to describe the wood anatomy of Phyllanthus sellowianus Müll. Arg.(Phyllanthaceae), as well as the research of anatomical characters associated with the flexibility of their stems, desirable characteristic for bioengineering works. Belonging to the group of...

Acessar o artigo
Avaliação de genótipos de urucum (Bixa orellana L.) por meio da caracterização morfológica de frutos, produtividade de sementes e teor de bixina - (2013)

Nilton César Mantovani, Magali Ferrari Grando, Aloisio Xavier, Wagner Campos Otoni

Volume: 23 - Issue: 2

Resumo. Bixa orellana L. (annatto) is considered an important source of natural colorants for food, pharmaceutical and textile industries and Brazil is one of the largest producers and exporters of this natural dye extracted from this plant. The morphological characterization of fruits, evaluation of...

Acessar o artigo
Avaliação de um método de análise silvigênica em uma floresta estacional semidecidual - (2013)

Rejane Tavares Botrel, Kikyo Yamamoto, Ricardo Ribeiro Rodrigues

Volume: 23 - Issue: 2

Resumo. Aiming to contribute to the biological interpretation of silvigenics mosaics obtained by line interception method for inventorying canopy trees, this was applied in an area of 5.12 ha of a semi deciduous forest at the Ecological Station of Caetetus (Gália, São Paulo state, Brazil)....

Acessar o artigo
Biomassa e nutrientes no corte raso de um povoamento de Pinus taeda L. de 27 anos de idade em Cambará do Sul - RS - (2013)

Mauro Valdir Schumacher, Rudi Witschoreck, Francine Neves Calil, Vicente Guilheme Lopes

Volume: 23 - Issue: 2

Resumo. This study was conducted in a 27 year Pinus taeda stand in Cambará do Sul, Rio Grande do Sul state and aimed to estimate the biomass production, nutrient stock and to evaluate the nutritional impact in different forest harvesting intensities. Biomass was estimated through regression...

Acessar o artigo
Colour characteristics of pine wood affected by thermal compressing - (2013)

Celil Atik, Zeki Candan, Oner Unsal

Volume: 23 - Issue: 2

Resumo. The goal of this study was to determine the effects of thermal modification and hot-pressing on the colour characteristics of pine wood as bio-resource. The experimental wood boards with dimensions of 250 mm in width by 500 mm in length by 18 mm in thickness were thermally compressed at a...

Acessar o artigo
Comparação entre a meta-heurística simulated annealing e a programação linear inteira no agendamento da colheita florestal com restrições de adjacência - (2013)

Lucas Rezende Gomide, Júlio Eduardo Arce, Arinei Carlos Lindbeck da Silva

Volume: 23 - Issue: 2

Resumo. The impacts on the landscape after forest harvesting in reforestation are visible, but the cutting is a necessary process to ensure a sustained yield and introduce new technologies. An alternative of control is to use the adjacency constraints in the mathematical models. Thus, the aim of the...

Acessar o artigo
Comparação fotointerpretativa entre aerofoto e imagem de satélite - (2013)

Telma Machado de Oliveira Peluzio, Alexandre Rosa dos Santos, Nilton César Fiedler, Maristela de Oliveira Bauer, Giovanni de Oliveira Garcia, João Batista Pavesi Simão, João Batista Esteves Peluzio

Volume: 23 - Issue: 2

Resumo. This study evaluated the result of different methodologies in determining the use and occupancy of land using digital aerial photographs with spatial resolution of 1 m (scenario 01) and satellite imagery with a spatial resolution of 0.5 m ( scenario 02), photo-interpreted screen, on a scale of...

Acessar o artigo
Crescimento e nutrição de erva-mate influenciados pela adubação nitrogenada, fosfatada e potássica - (2013)

Delmar Santin, Eliziane Luiza Benedetti, Marília Camotti Bastos, Jéssica Fernandes Kaseker, Carlos Bruno Reissmann, Gilvano Ebling Brondani, Nairam Félix de Barros

Volume: 23 - Issue: 2

Resumo. Ilex paraguariensis is considered a low P-requiring species because it grows naturally in soils with low P content, although no much information is also available for N and K requirements. This trial aimed to evaluate the effect of increasing P rates, combined with N and K rates on Ilex...

Acessar o artigo
Crescimento e sobrevivência de mudas de sabiá (Mimosa caesalpiniaefolia Benth.) Inoculadas com micro-organismos simbiontes em condições de campo - (2013)

Marília Malta Cavalcante Mendes, Lúcia de Fátima de Carvalho Chaves, Tarcísio Pio Pontes Neto, José Antônio Aleixo da Silva, Márcia do Vale Barreto Figueiredo

Volume: 23 - Issue: 2

Resumo. Sabia (Mimosa caesalpiniaefolia Benth.) has ecological characteristics and symbiotic associations with nitrogen fixing bacteria and arbuscular mycorrhizal fungi. These associations are used as biological tool that could be used as an able alternative to minimize chemical fertilizer use and...

Acessar o artigo
Crescimento em diâmetro de árvores de Podocarpus lambertii em duas regiões fitogeográficas no estado do Rio Grande do Sul, Brasil - (2013)

Erni José Milani, Paulo Renato Schneider, Thiago Augusto da Cunha

Volume: 23 - Issue: 2

Resumo. The present study evaluated the diameter growth of Podocarpus lambertii trees from two phytogeographical regions in Rio Grande do Sul State, Brazil, denominated ‘Campos de Cima da Serra’ and ‘Depressão Central’. The data were obtained using Stem Analysis and...

Acessar o artigo
Danos provocados pelo fogo sobre a vegetação natural em uma floresta primária no estado do Acre, amazônia brasileira - (2013)

Henrique José Borges de Araujo, Luis Cláudio de Oliveira, Sumaia Saldanha de Vasconcelos, Manoel Freire Correia

Volume: 23 - Issue: 2

Resumo. The emission of CO2 is an important cause of the greenhouse effect and the Amazonian burns contribute to it. Because of the high moisture retained, the primary Amazon forest is considered immune to fire, however, under abnormal climate conditions it is vulnerable. The objective of this study is...

Acessar o artigo
Dinâmica da estrutura da vegetação do sub-bosque sob influência da exploração em uma floresta de terra firme no município de Moju - PA - (2013)

Fernanda da Silva Mendes, Fernando Cristóvam da Silva Jardim, João Olegário Pereira de Carvalho, Deivison Venício Souza, Clívia Bezerra Araújo, Mariana Gomes de Oliveira, Eduardo da Silva Leal

Volume: 23 - Issue: 2

Resumo. The structure dynamics of an understorey vegetation influenced by gaps caused by reduced impact logging was analyzed during 12 years in a terra firme rain forest in the municipality of Moju, Pará state, eastern Brazilian Amazon forest. Angiosperm individuals from 10 cm height up to 5 cm...

Acessar o artigo
Efeito do desbaste no comprimento das fibras da madeira de Eucalyptus grandis W. Hill ex Maiden - (2013)

Rômulo Trevisan, Joel Telles de Souza, Luciano Denardi, Clovis Roberto Haselein, Elio José Santini

Volume: 23 - Issue: 2

Resumo. This study was undertaken to evaluate the effect of thinning on the fiber length of the Eucalyptus grandis at 18 years of age. To do so, it was analyzed a thinning experiment, located in the northern coast of Rio Grande do Sul state, installed in randomized blocks with four repetitions. The...

Acessar o artigo
Efeito do estresse hídrico simulado com NaCl, Manitol e PEG (6000) na germinação de sementes de Erythrina falcata Benth - (2013)

Luciana Luiza Pelegrini, Elis Borcioni, Antônio Carlos Nogueira, Henrique Soares Koehler, Marguerite Germaine Ghislaine Quoirin

Volume: 23 - Issue: 2

Resumo. Erythrina falcata Benth. (Fabaceae) species is used in agroforestry, restoration of riparian vegetation in flooded areas, and in the recovery of degraded ecosystems. This work aimed to evaluate the possible effects of water stresses on germination of Erythrina falcata seeds. The study was carried...

Acessar o artigo
Escala diagramática para quantificação da severidade de manchas em folhas de Eucalyptus globulus Labill. causadas por Teratosphaeria nubilosa (Cooke) Crous & U. Braun - (2013)

Martha Maria Passador, Alex Sander Porcena, Marcus Vinícius Masson, Cristiane de Pieri, Elder Finkenauer, Edson Luiz Furtado

Volume: 23 - Issue: 2

Resumo. The leaf spot (Mycosphaerella leaf disease = MLD) caused by Teratosphaeria nubilosa has caused damage in eucalypt plantations in southern and southeastern Brazil. The need to assess the disease in the field to evaluate of this damage, efficiency control, evaluation of germplasm induces to the...

Acessar o artigo
Fenologia e morfologia de Diatenopteryx sorbifolia Radlk - (2013)

Marciele Felippi, Solon Jonas Longhi, Maristela Machado Araujo, Braulio Caron

Volume: 23 - Issue: 2

Resumo. This study aimed to elucidate the time of occurrence of flowers and fruits and the external and internal morphology of the flower, fruit and seed, and seedling and external changes of Diatenopteryx sorbifolia Radlk (Sapindaceae). The collection of botanical material and phenological observations...

Acessar o artigo
Morphological and genetic analysis of Triplaris guayaquilensis Wedd (Polygonaceae): one native tree of Ecuador - (2013)

José Enrique Nieto-Rodríguez, Sanjuana Hernández-Delgado, Netzahualcoyotl Mayek-Pérez

Volume: 23 - Issue: 2

Resumo. En éste trabajo, seis poblaciones nativas (55 árboles) de Triplaris guayaquilensis Wedd (Fernán Sánchez), una de las principales species forestales de Ecuador, se sometieron al análisis morfológico y genético con AFLPs (polimorfismos en la longitud...

Acessar o artigo
Nutrição de mudas de Mimosa caesalpiniaefolia Benth. sob diferentes doses de N, P, K, Ca e Mg - (2013)

Elzimar de Oliveira Gonçalves, Haroldo Nogueira de Paiva, Júlio César de Lima Neves, José Mauro Gomes

Volume: 23 - Issue: 2

Resumo. This work aimed to verify the concentration and accumulation of N, P, K, Ca and Mg, due to the application of increasing doses of fertilizers and to determine the critical level of these nutrients in the soil and in the plant, in seedlings of ‘sansão-do-campo’ (Mimosa...

Acessar o artigo
Óleo essencial de eucalipto como bioestimulador do crescimento de fungos ectomicorrízicos in vitro - (2013)

Ricardo Bemfica Steffen, Zaida Inês Antoniolli, Gerusa Pauli Kist Steffen, Rodrigo Josemar Seminoti Jacques, Marcos Leandro dos Santos, Helena Teixeira Godoy, Stanislau Bogusz Júnior

Volume: 23 - Issue: 2

Resumo. The secondary metabolites extracted from forest species known as micossimbiontes can stimulate the growth of in vitro ectomycorrhizal isolates. We determined the effect of concentration of Eucalyptus grandis essential oil in stimulating growth of the ectomycorrhizal Pisolithus sp. (UFSC Pt 24 and...

Acessar o artigo
Potencial energético da madeira de espécies oriundas de plano de manejo florestal no estado do Rio Grande do Norte - (2013)

Rosimeire Cavalcante dos Santos, Angélica de Cássia Oliveira Carneiro, Alexandre Santos Pimenta, Renato Vinícius Oliveira Castro, Itaragil Venâncio Marinho, Paulo Fernando Trugilho, Isabel Cristina Nogueira Alves, Ana Flávia Neves Mendes Castro

Volume: 23 - Issue: 2

Resumo. The objective was to evaluate the energy potential of woods of species under forest management plan from Seridó region in the Rio Grande do Norte state. It was used the wood species Jurema Preta, Pereiro, Marmeleiro, Catingueira, Mororó, Imburana, Jurema Branca and Mofumbo, at 20...

Acessar o artigo
Predicción bayesiana de parámetros genéticos en clones de Eucalyptus globulus bajo condiciones de suplemento hídrico - (2013)

Freddy Mora, Rafael Rubilar, Veronica Ingrid Emhart, Javier Saavedra

Volume: 23 - Issue: 2

Resumo. Se realizó un análisis Bayesiano de parámetros genéticos del crecimiento en 29 clones de Eucalyptus globulus de doce meses de edad, en el sur de Chile. Se consideraron dos condiciones ambientales contrastantes en cuanto a la disponibilidad hídrica: 1. Sin...

Acessar o artigo
Produção de massa seca e eficiência nutricional de clones de Eucalyptus dunnii E Eucalyptus benthamii em função da adição de doses de fósforo ao solo - (2013)

James Stahl, Paulo Roberto Ernani, Luciano Colpo Gatiboni, Djalma Miler Chaves, Cintia Urbano Neves

Volume: 23 - Issue: 2

Resumo. Forest species differ in the absorption capacity, translocation, accumulation and use of nutrients. These differences occur between species, provenances, progenies, and even clones of specific species with influence in their growth. This study has as objective to evaluate the effect of phosphorus...

Acessar o artigo
Retenção e penetração de cca em madeira de primeira e segunda rotação de Eucalyptus urophylla S.T. Blake - (2013)

Mara Lúcia Agostini Valle, José de Castro Silva, Ricardo Marius Della Lucia, Wescley Viana Evangelista

Volume: 23 - Issue: 2

Resumo. This study aimed to evaluate the retention and penetration of copper chrome arsenate (CCA type C) as well as some wood properties of two rotations of two natural hybrid of Eucalyptus urophylla S. T. Blake, aiming their use as treated wood. The study was conducted with material from commercial...

Acessar o artigo
Solos e geoambientes do Parque Nacional do Viruá e entorno, Roraima: visão integrada da paisagem e serviço ambiental - (2013)

Bruno Araujo Furtado de Mendonça, Elpídio Inácio Fernandes Filho, Carlos Ernesto Gonçalves Reynaud Schaefer, Felipe Nogueira Bello Simas, José Frutuoso do Vale Junior, Beatriz de Aquino Ribeiro Lisboa, Júlia Gaio Furtado de Mendonça

Volume: 23 - Issue: 2

Resumo. The Viruá National Park (PARNA Viruá) occupies 227.011 ha, in the region of the low ‘Branco’ river, in Roraima state. This area includes an extensive mosaic of complex seasonally flooded forested and nonforested environments. The present work aimed to characterize...

Acessar o artigo
ANÁLISE DAS CAUSAS DA DETERIORAÇÃO DOS POSTES DE MADEIRA DA ILHA DO MEL, PARANÁ, BRASIL - (2013)

Marina Mieko Nishidate Kumode, João Carlos Moreschi, Graciela Inés Bolzon de Muñiz, Silvana Nisgoski, Ricardo José Ferracin, Valcineide Oliveira de Andrade Tanobe

Volume: 23 - Issue: 1

Resumo. The objectives were the chemical quantification of preservatives, the anatomical identification of forest species and the principal decay agent identification of wood poles from an electric distribution system in ‘Ilha do Mel’, in the coast of Paraná state. It was also proposed...

Acessar o artigo
Annual variation in canopy openness, air temperature and humidity inthe understory of three forested sites in southern Bahia State, Brazil - (2013)

Marayana Prado Pinheiro, Josafá Amaral de Oliveira Filho, Solange França, André Márcio Amorim, Marcelo Schramm Mielke

Volume: 23 - Issue: 1

Resumo. Aiming at contributing to the knowledge of physical factors affecting community structure in Atlantic Forest remnants of southern Bahia state, Brazil, we analyzed the annual variation in the understory microclimate of a hillside forest fragment in the ‘Reserva Particular do Patrimônio...

Acessar o artigo
AVALIAÇÃO DO POTENCIAL DE APROVEITAMENTO ENERGÉTICO DOS RESÍDUOS DE MADEIRA E DERIVADOS GERADOS EM FÁBRICAS DO POLO MOVELEIRO DE UBÁ - MG - (2013)

Rogério Machado Pinto Farage, Ana Augusta Passos Rezende, Cláudio Mudado Silva, Wiliam Gomes Nunes, Angélica de Cássia Oliveria Carneiro, Danielle Biajoli Vieira, Cleuber Lúcio Silva Rodrigues

Volume: 23 - Issue: 1

Resumo. The present study evaluated the energy reuse potential of the wooden residues and its derivatives generated in the industrial furniture stave of Ubá, Minas Gerais state, Brazil. Reconstituted panels of MDF (medium density fiberboard), particleboards and plywood were characterized and...

Acessar o artigo
CALAGEM E ADUBAÇÃO FOSFATADA NO CRESCIMENTO DE MUDAS DE Mimosa caesalpiniifolia Benth. EM LATOSSOLO VERMELHO-AMARELO - (2013)

Raimundo Tomaz da Costa Filho, Sérgio Valiengo Valeri, Mara Cristina Pessôa da Cruz

Volume: 23 - Issue: 1

Resumo. This work aimed to evaluate the effects of liming and phosphate fertilizer for the production of sabiá (Mimosa caesalpiniifolia Benth.) seedlings without thorns under a greenhouse. Seedlings 10 days old were transferred to plastic bags containing 2.0 kg of psamitic Dystrophic Red-Yellow...

Acessar o artigo
CONSERVAÇÃO DAS FLORESTAS DO PROJETO DE ASSENTAMENTO BENFICA, SUDESTE DA AMAZÔNIA - (2013)

Roberta de Fátima Rodrigues Coelho, Izildinha de Souza Miranda, Danielle Mitja

Volume: 23 - Issue: 1

Resumo. In this study we analyze the floristic and structure of forest remnants in Benfica Settlement Project located in the municipality of Itupiranga, in southeastern Amazon. Eleven areas of forests located in different properties and different levels of disturbance were selected. Within each area,...

Acessar o artigo
DIRETRIZES PARA DESBASTE DE Pinus taeda L. EM FUNÇÃO DA ALTURA DOMINANTE - (2013)

Veridiana Padoin Weber, César Augusto Guimarães Finger, Frederico Dimas Fleig, Carlos Alberto Martinelli de Souza, Felipe Fortuna Munareto, Lorenzo Teixeira de Melo da Silva

Volume: 23 - Issue: 1

Resumo. For maximum growth and yield of forest quality, scientific studies are needed on management techniques that will result in a higher economic return. A technique widely used in the production forest is thinning, it increases the individual growth of remaining trees. The aim of this study is to...

Acessar o artigo
DISTRIBUIÇÃO E CRESCIMENTO DE Garcinia brasiliensis Mart. e Hevea spruceana (Benth.) Müll.Arg. EM UMA FLORESTA INUNDÁVEL EM MANAUS, AMAZONAS - (2013)

Tatiana Andreza da Silva Marinho, Aline Lopes, Rafael Leandro de Assis, Santiago Linorio Ferreyra Ramos, Liene Rocha Picanço Gomes, Florian Wittmann, Jochen Schöngart

Volume: 23 - Issue: 1

Resumo. This study assessed the distribution and growth of two tree species in a seasonal mixed-water inundation forest near the city of Manaus, and determined the annual growth rates and ages of trees. The aboveground wood biomass was estimated for each population. Eight plots of 25 x 25 m were...

Acessar o artigo
FLORÍSTICA E ESTRUTURA DO COMPONENTE ARBÓREO E ANÁLISE AMBIENTAL DE UM FRAGMENTO DE FLORESTA OMBRÓFILA MISTA ALTO-MONTANA NO MUNICÍPIO DE PAINEL, SC - (2013)

Pedro Higuchi, Ana Carolina da Silva, Jaime Antonio de Almeida, Roseli Lopes da Costa Bortoluzzi, Adelar Mantovani, Tiago de Souza Ferreira, Sheila Trierveiler de Souza, Juliano Pereira Gomes, Karina Montibeller da Silva

Volume: 23 - Issue: 1

Resumo. The highland Araucaria Forest is a little-studied forest formation, occurring in altitudes above 1,000 m. The objectives of this study were to understand the structural and floristic patterns of the tree component of a remaining of this forest in the southern plateau region of Santa Catarina...

Acessar o artigo
FLORÍSTICA E FITOSSOCIOLOGIA EM ÁREAS DE CAMPO SUJO E CERRADO SENSU STRICTO NA ESTAÇÃO ECOLÓGICA DE PIRAPITINGA - MG - (2013)

Rômulo Guimarães Giácomo, Daniel Costa de Carvalho, Marcos Gervasio Pereira, André Batista de Souza, Tatiana Dias Gaui

Volume: 23 - Issue: 1

Resumo. The objectives of this study were to characterize the floristic and to calculate the phytosociological parameters of species present in the areas of ‘campo sujo’ and ‘cerrado’ sensu stricto in the Ecological Station of Pirapitinga, Minas Gerais state (ESEC). For the...

Acessar o artigo
GERMINAÇÃO E VIGOR DE SEMENTES DE Apeiba tibourbou SUBMETIDAS AO ESTRESSE HÍDRICO E DIFERENTES TEMPERATURAS - (2013)

Roberta Sales Guedes, Edna Ursulino Alves, Jeandson Silva Viana, Edilma Pereira Gonçalves, Cosmo Rufino de Lima, Severino do Ramo Nascimento dos Santos

Volume: 23 - Issue: 1

Resumo. The Apeiba tibourbou is a forest species belonging to the family Tiliaceae, popularly known as ‘pau-dejangada’, which is widely used as ornamental, in medicine and your timber used in the manufacture of small boats. Seeds of this species were submitted to different osmotic potentials...

Acessar o artigo
INFLUÊNCIA DO FOGO NO BANCO DE SEMENTES DO SOLO EM FLORESTA ESTACIONAL SEMIDECIDUAL - (2013)

Virgínia Londe de Camargos, Sebastião Venâncio Martins, Guido Assunção Ribeiro, Flávia Maria da Silva Carmo, Alexandre Francisco da Silva

Volume: 23 - Issue: 1

Resumo. This study was carried out in a fragment called “Reserva da Biologia”, which belongs to the Universidade Federal de Viçosa, in Minas Gerais State, Brazil (20º35’-28º50’S e 42º45’-43º00’W), where 10 plots of 5 x 5 m plots, 1m away from...

Acessar o artigo
MANEJO DO SOLO E CRESCIMENTO INICIAL DE Eucalyptus grandis Hill ex Maiden EM ARGISSOLO - (2013)

Juliana Prevedello, Douglas Rodrigo Kaiser, Dalvan José Reinert, Eduardo Saldanha Vogelmann, Eracilda Fontanela, José Miguel Reichert

Volume: 23 - Issue: 1

Resumo. The forest species cultivation with rapid growth in Brazil has increased, mainly due to the diverse use of its wood and climate adaptation. The cultivation with minimum tillage in the forest sector stands out a way to increase productivity, combined with the maintenance of biodiversity and soil...

Acessar o artigo
MICORRIZAÇÃO E CRESCIMENTO DE PROGÊNIES DE Hymenaea stignocarpa Mart. ex. Hayne EM SUBSOLO DE ÁREA DEGRADADA - (2013)

Tiago Mendes Faria, Márcia Helena Scabora, Kátia Luciene Maltoni, Ana Maria Rodrigues Cassiolato

Volume: 23 - Issue: 1

Resumo. In tropical ecosystems, little is known about the relationship between arbuscular mycorhizal fungi (AMF) and the host genetic variability, especially among tree species. This study aimed to examine the response of 19 progenies of jatobá-do-cerrado (Hymenaea stignocarpa Mart. Ex. Hayne)...

Acessar o artigo
MODELAGEM DO CARBONO ORGÂNICO TOTAL E DA LENHA POR UNIDADE DE ÁREA PARA BRACATINGAIS NATIVOS - (2013)

Ronan Felipe de Souza, Sebastião do Amaral Machado, Afonso Figueiredo Filho, Henrique Soares Koehler

Volume: 23 - Issue: 1

Resumo. The fixed carbon concept is normally related to the idea of storing carbon in forest soil and other vegetations type. This research aimed the modeling of total above ground organic carbon and also for the firewood component by unit of area fixed in Mimosa scabrella stands in the metropolitan...

Acessar o artigo
MORFOLOGIA DOS DIÁSPOROS, GERMINAÇÃO E DESENVOLVIMENTO DAS FASES JUVENIS DE Adelia membranifolia (MÜLL. ARG.) PAX & K. HOFFM. (EUPHORBIACEAE) - (2013)

Joanice Lube Battilani, Etenaldo Felipe Santiago, Edna Scremin-Dias

Volume: 23 - Issue: 1

Resumo. Adelia membranifolia (Müll. Arg.) Pax & K. Hoffm. is a small tree, dioecious, with distribution restricted to South America, being the only species of the genus Adelia L. (Euphorbiaceae) occurring in Brazil and is abundant in riparian forest of the Prata River, southwest region of Mato...

Acessar o artigo
NUTRIÇÃO E CRESCIMENTO DA ERVA-MATE SUBMETIDA À CALAGEM - (2013)

Delmar Santin, Eliziane Luiza Benedetti, Jéssica Fernandes Kaseker, Marília Camotti Bastos, Carlos Bruno Reissmann, Ivar Wendling, Nairam Félix de Barros

Volume: 23 - Issue: 1

Resumo. Mate tea trees are native of south Brazil, growing on acid soils. However, small farmers intercrop this species with agricultural crops, which usually require liming to reduce the soil acidity. Therefore, this study aimed to verify the liming effect on Mate tea seedling growth and nutritional...

Acessar o artigo
O CUSTO SOCIAL DO DESMATAMENTO DA AMAZÔNIA BRASILEIRA: O CASO DA CASTANHA-DO-BRASIL (Bertholletia excelsa) - (2013)

Humberto Angelo, Raquel Souza Pompermayer, Alexandre Nascimento de Almeida, José Mauro Magalhães Ávila Paz Moreira

Volume: 23 - Issue: 1

Resumo. In this article, it is studied the deforestation of ‘castanha-do-brasil’ (Bertholletia excelsa) from the Brazilian tropical rainforest with emphasis on the valuation of social costs imposed on society by the reduction and the loss of forest cover from 1998 to 2008. To measure the...

Acessar o artigo
Occurrence (new record) of maned wolf Chrysocyon brachyurus (Illiger, 1815) (Carnivora, Canidae) in southern Brazil - (2013)

Leandro Chisté Pinto, Marcelo Maisonette Duarte

Volume: 23 - Issue: 1

Resumo. The present study presents the record of occurrence of Chrysocyon brachyurus (Illiger, 1815) in an area of wet grasslands which is adjacent to the riparian forest along Ibicui river, Rio Grande do Sul state, Brazil. The species was found through the use of camera traps and search of vestiges in...

Acessar o artigo
PROCESSO GERMINATIVO E VIGOR DE SEMENTES DE Cedrela odorata L. SOB ESTRESSE SALINO - (2013)

Elane Grazielle Borba de Sousa Ferreira, Valderez Pontes Matos, Lúcia Helena de Moura Sena, Rute Gregório de Oliveira, Anna Gorett Figueiredo Almeida Sales

Volume: 23 - Issue: 1

Resumo. Aiming at contributing to the knowledge of physical factors affecting community structure in Atlantic Forest remnants of southern Bahia state, Brazil, we analyzed the annual variation in the understory microclimate of a hillside forest fragment in the ‘Reserva Particular do Patrimônio...

Acessar o artigo
Qualea grandiflora Mart.: TEMPERATURA NA GERMINABILIDADE DE SEMENTES - (2013)

Reinaldo Souza Bilio, Sebastião Carneiro Guimarães, Sidney Fernando Caldeira

Volume: 23 - Issue: 1

Resumo. Qualea grandiflora Mart. occurs in riverine forests and in ‘cerrado’ areas, popularly known as ‘pauterra’. With the purpose of obtaining information about the reproductive spread of this species, it was studied the effect of temperature on seed germination capability. The...

Acessar o artigo
RELAÇÃO DO QUOCIENTE DO DIÂMETRO PELA ÁREA BASAL COM O AUTODESBASTE EM POVOAMENTO EQUIÂNEO DE Pinus taeda L. - (2013)

Paulo Sérgio Pigatto Schneider, César Augusto Guimarães Finger, Paulo Renato Schneider

Volume: 23 - Issue: 1

Resumo. This work undertakes to study de diameter: the basal area ratio at the moment of occurrence of self-thinning of Pinus taeda L. stand in some spacings, considering its full density. For that, the Tang model was used in order to relate the density of trees with the diameter, with data of permanent...

Acessar o artigo
RELAÇÃO ENTRE CONCENTRAÇÕES FOLIARES DE CARBOIDRATOS SOLÚVEIS TOTAIS E TOLERÂNCIA AO FRIO EM DIFERENTES ESPÉCIES DE Eucalyptus spp. - (2013)

Mireli Moura Pitz Floriani, Cristiano André Steffens, Miler Chaves Djalma, Cassandro Vidal Talamini do Amarante, Tiago Georg Pikart, Maitê dos Santos Ribeiro

Volume: 23 - Issue: 1

Resumo. This work was carried out to evaluate the effects of the rustification on cold tolerance in Eucalyptus dunnii Maiden, Eucalyptus benthamii Maiden & Cambage, Eucalyptus grandis W. Hill ex Maiden, and Eucalyptus saligna Sm., by quantifying leaf contents of total soluble carbohydrates and...

Acessar o artigo
SELEÇÃO DE ESPÉCIES DA FLORESTA OMBRÓFILA DENSA E INDICAÇÃO DA DENSIDADE DE PLANTIO NA RESTAURAÇÃO FLORESTAL DE ÁREAS DEGRADADAS NA AMAZÔNIA - (2013)

Rafael Paiva Salomão, Antônio Cordeiro Santana, Sílvio Brienza Júnior

Volume: 23 - Issue: 1

Resumo. The identification of species influencing the occurrence of other associated species is of fundamental importance for the success of forest restoration of degraded areas. The objective of this work is to present a phytosociological and socioeconomic index (IFSE), obtained by techniques of factor...

Acessar o artigo
TEORES DE NUTRIENTES EM POVOAMENTOS MONOESPECÍFICOS E MISTOS DE Eucalyptus urograndis e Acacia mearnsii em SISTEMA AGROSSILVICULTURAL - (2013)

Márcio Viera, Mauro Valdir Schumacher, Marcos Vinicius Winckler Caldeira, Luciano Farinha Watzlawick

Volume: 23 - Issue: 1

Resumo. The study had as objective compare the nutrients content in the different species involved in monospecific and mixed stands of Eucalyptus urograndis and Acacia mearnsii and in a consortium with Zea mays. The determination for forest species nutrients concentration, the treatments 100E (100 %...

Acessar o artigo
UMA NOVA ABORDAGEM PARA O MÉTODO GEOMÉTRICO USANDO O ÍNDICE DA PARÁBOLA - (2013)

Christian Dias Cabacinha, José Roberto Soares Scolforo, Cláudio Roberto Thiersch, Nilza de Lima Pereira Sales, Letícia Renata de Carvalho

Volume: 23 - Issue: 1

Resumo. The aim of this paper is to present a new approach for the geometric method, substituting the angular coefficient by the parable index in the generation of taper equations to estimate the volume of individual trees and to compare the volume estimates accomplished, starting from this new approach...

Acessar o artigo
APORTE E DECOMPOSIÇÃO DE SERAPILHEIRA EM ÁREAS DE CERRADÃO E MATA MESOFÍTICA NA ESTAÇÃO ECOLÓGICA DE PIRAPITINGA - MG - (2012)

Rômulo Guimarães Giácomo, Marcos Gervasio Pereira, Deivid Lopes Machado

Volume: 22 - Issue: 4

Resumo. This study aimed to quantify the litter and nutrients amount and to estimate the decomposition rate in areas of mesophytic forest and 'Cerradão' in the Ecological Station of Pirapitinga. To evaluate litter and nutrients devolution 10 conic litter traps were randomly distributed...

Acessar o artigo
BALANÇO NUTRICIONAL, PRODUÇÃO DE ÓLEO ESSENCIAL E MADEIRA DE Corymbia citriodora Hill & Johnson COM APLICAÇÃO DE LODO DE ESGOTO E FERTILIZANTE MINERAL - (2012)

Paulo Henrique Müller da Silva, Fabio Poggiani, Alexandre de Vicente Ferraz, Ricardo Michael de Melo Sixel, José Otavio Brito

Volume: 22 - Issue: 4

Resumo. The Corymbia citriodora is one of the most important forest species in Brazil and the reason is the diversity of its use, because it produces good quality wood and the leaves may be used for essentialoil production. Although, there are not many studies about species and the handling effect in the...

Acessar o artigo
BIOMARCADORES DERIVADOS DE PLANTA E DE MICRORGANISMOS EM SOLOS DE TABULEIROS COSTEIROS CULTIVADOS COM EUCALIPTO E ACÁCIA - (2012)

Rodinei Facco Pegoraro, Ivo Ribeiro da Silva, Roberto Ferreira de Novais, Nairam Felix de Barros, Sebastião Fonseca

Volume: 22 - Issue: 4

Resumo. Changes in the management systems for the cultivation of different forest stands and the use of species rotation can lead to alterations in the quality of soil organic matter (SOM) and plant residuede position. This study evaluated the stage of decomposition and the contribution of plant and...

Acessar o artigo
COMPORTAMENTO FISIOLÓGICO DE SEMENTES DE Myracrodruon urundeuva Fr. All. (Anacardiaceae) SUBMETIDAS A FATORES ABIÓTICOS - (2012)

Ivana Oliveira Virgens, Renato Delmondez de Castro, Luzimar Gonzaga Fernandez, Claudinéia Regina Pelacani

Volume: 22 - Issue: 4

Resumo. The aim of this work was to evaluate germinating seeds of Myracrodruon urundeuva under different temperatures and hydrous potentials, the combination of both and the seeds viability after osmotic conditioning. The assay was conducted in a totally casual analysis with four repetition contained...

Acessar o artigo
CONDIÇÃO ESTRUTURAL DE UM ARGISSOLO NO RIO GRANDE DO SUL, EM FLORESTA NATIVA, EM PASTAGEM CULTIVADA E EM POVOAMENTO COM EUCALIPTO - (2012)

Luis Eduardo Akiyoshi Sanches Suzuki, Cláudia Liane Rodrigues de Lima, Dalvan José Reinert, José Miguel Reichert, Clênio Nailto Pillon

Volume: 22 - Issue: 4

Resumo. This study aimed to define the critical limits of physico-hidric attributes to areas under forest and pasture and to evaluate the intensity of compression of these uses in a Hapludalf in South Brazil. The use of soils were: Native Forest - formed for arboreal species; Pasture - five years old,...

Acessar o artigo
CRESCIMENTO DE MUDAS DE Prunus brasiliensis (Cham. & Schltdl.) D. Dietr. EM SUBSTRATOS À BASE DE LODO DE ESGOTO COMPOSTADO E FERTILIZANTE MINERAL - (2012)

Maurício Bergamini Scheer, Charles Carneiro, Kaline Gomes dos Santos

Volume: 22 - Issue: 4

Resumo. The increasing amount of solid waste generates the need for its use. An opportunity is the use of sewage sludge to attend the demand for alternative inputs in the agricultural and forestry practices. The aim of thisstudy was to evaluate the performance of Prunus brasiliensis (Cham. &...

Acessar o artigo
DOSES DE FÓSFORO DETERMINAM A PREVALÊNCIA DE FUNGOS MICORRÍZICOS ARBUSCULARES EM Araucaria angustifolia - (2012)

Milene Moreira, Dilmar Baretta, Elke Jurandy Bran Nogueira Cardoso

Volume: 22 - Issue: 4

Resumo. A greenhouse experiment was installed with bait cultures to extract the AMF species present in a rhizosphere soil sample of a native Araucaria angustifolia forest in Campos do Jordão, Brazil. Theexperimental design was completely randomized, with four increasing phosphorus doses (0, 20,...

Acessar o artigo
ENRAIZAMENTO DE MINIESTACAS E PRODUTIVIDADE DE MINICEPAS DE CEDRO AUSTRALIANO MANEJADAS EM CANALETÕES E TUBETES - (2012)

Mírian Peixoto Soares da Silva, Deborah Guerra Barroso, Juliana Sobreira de Souza, Daniele de Alvarenga Ferreira, José Geraldo de Araújo Carneiro

Volume: 22 - Issue: 4

Resumo. The planted forest stands aim to supply the growing demand for wood, especially for the sawing and veneer industries, that exclusively used wood from native forests. The Australian cedar (Toona ciliata) belongs tothe family Meliaceae, is the species of interest for this sector. Studies with the...

Acessar o artigo
ESTIMATIVA DO VOLUME TOTAL DE MADEIRA EM ESPÉCIES DE EUCALIPTO A PARTIR DE IMAGENS DE SATÉLITE LANDSAT - (2012)

Elias Fernando Berra, Catize Brandelero, Rudiney Soares Pereira, Elódio Sebem, Laura Camila de Godoy Goergen, Ana Caroline Paim Benedetti, Diogo Belmonte Lippert

Volume: 22 - Issue: 4

Resumo. Models relating spectral answers with biophysical parameters aim estimate variables, such as wood volume, without the necessity of frequent field measurements. The objective was to develop models to estimatewood volume by Landsat 5 TM images, supported by regional forest inventory data. The...

Acessar o artigo
FLORÍSTICA E ANÁLISE DE SIMILARIDADE DE ESPÉCIES ARBÓREAS DA MATA DA PRAIA DO TOTÓ, PELOTAS, RS, BRASIL - (2012)

Tiago Schuch Venzke, Rogério Soares Ferrer, Maria Antonieta Décio da Costa

Volume: 22 - Issue: 4

Resumo. The floristic survey of tree species was performed in a 'Restinga' forest, municipality of Pelotas, Rio Grande do sul State, Brazil. The area studied is known as 'Mata da Praia do Totó'('Totó' beach forest), and comprises a remnant formed by a sandy and...

Acessar o artigo
FUNDAMENTOS E ESTADO DA ARTE DA ESPECTROSCOPIA NO INFRAVERMELHO PRÓXIMO NO SETOR DE BASE FLORESTAL - (2012)

Graciela Inês Bolzon de Muñiz, Washington Luiz Esteves Magalhães, Mayara Elita Carneiro, Lívia Cássia Viana

Volume: 22 - Issue: 4

Resumo. The knowledge of wood properties is the fundamental importance for the indication of the potential and use of this material. In the search for new alternatives for a fast, simple and reliable characterization, there are the non-destructive evaluations of wood. The near infrared spectroscopy...

Acessar o artigo
FUNGOS MICORRÍZICOS ARBUSCULARES E PROTEÍNA DO SOLO RELACIONADA À GLOMALINA EM ÁREA DEGRADADA POR EXTRAÇÃO DE ARGILA E REVEGETADA COM EUCALIPTO E ACÁCIA - (2012)

Cristiane Figueira da Silva, Jean Luiz Simões-Araújo, Eliane Maria Ribeiro da Silva, Marcos Gervasio Pereira, Marta Simone Mendonça Freitas, Orivaldo José Saggin Júnior, Marco Antônio Martins

Volume: 22 - Issue: 4

Resumo. The objective of this study was to evaluate the influence of revegetation with Eucalyptus camaldulensis and Acacia mangium in pure and mixed stands in the composition and mycorrhizal fungi diversity (AMF), as well as in the production of glomalin-related soil protein (GRSP) of an area degraded by...

Acessar o artigo
INFLUÊNCIA DA POSIÇÃO DAS MINIESTACAS NA QUALIDADE DE MUDAS DE CEDRO AUSTRALIANO E NO SEU DESEMPENHO INICIAL NO PÓS-PLANTIO - (2012)

Daniele de Alvarenga Ferreira, Deborah Guerra Barroso, Mírian Peixoto Soares da Silva, Juliana Sobreira de Souza, Teresa Aparecida Soares de Freitas, José Geraldo de Araújo Carneiro

Volume: 22 - Issue: 4

Resumo. The Toona ciliata (Australian cedar), originated from Australia showed high acclimatization in Brazil, where it found appropriate conditions for its growth, particularly in southern Bahia and throughout the southeastern region. However, the plantings presented irregular stems. Besides the seeds...

Acessar o artigo
INFLUÊNCIA DAS CARACTERÍSTICAS ANATÔMICAS E DO TEOR DE EXTRATIVOS TOTAIS DA MADEIRA DE Eucalyptus grandis W. Hill ex Maiden NA QUALIDADE DA COLAGEM - (2012)

Vanessa Cristina do Sacramento Albino, Fábio Akira Mori, Lourival Marin Mendes

Volume: 22 - Issue: 4

Resumo. The study aimed to anatomically characterize and to quantify the total extractives in different positions of the log of Eucalyptus grandis W. Hill ex Maiden with 18 years of age and to assess their influence on the shear strength and percentage of wood failure in adhesive bonded joints with...

Acessar o artigo
MANEJO DA ESTRUTURA DIAMÉTRICA REMANESCENTE DE FLORESTAS TROPICAIS - (2012)

Evaldo Muñoz Braz, Paulo Renato Schneider, Patrícia Póvoa de Mattos, Fabio Thaines, Gerson Luiz Selle, Mariana Ferraz de Oliveira, Luis Claudio Oliveira

Volume: 22 - Issue: 4

Resumo. The increment of a tropical forest under logging depends not only on the growth rate but also on the residual diameter structure of the forest. It was estimated the residual diametric structure to guarantee the necessary increment to recover the logged timber volume in a compartment of tropical...

Acessar o artigo
MAPEAMENTO DA FREQUÊNCIA DE USO E CARACTERÍSTICAS DA BIOMASSA FLORESTAL UTILIZADA PARA GERAÇÃO DE ENERGIA EM LAGES, SC - (2012)

Thielly Schmidt Furtado, Juliana Ceccato Ferreira, Martha Andreia Brand, Graciela Inês Bolzon de Muñiz, Waldir Ferreira Quirino

Volume: 22 - Issue: 4

Resumo. In the region of Lages, in Santa Catarina state, the economy is based on the forest industry, especially for primary processing, and this is characterized by low yields and high production of waste, constituting environmental problems, logistical and financial support. The use of biomass in...

Acessar o artigo
MODELAGEM DO CRESCIMENTO DE CLONES DE Eucalyptus USANDO O MODELO DE CHAPMAN-RICHARDS COM DIFERENTES DISTRIBUIÇÕES SIMÉTRICAS DOS ERROS - (2012)

Luiz Medeiros de Araujo Lima Filho, José Antônio Aleixo da Silva, Gauss Moutinho Cordeiro, Rinaldo Luiz Caraciolo Ferreira

Volume: 22 - Issue: 4

Resumo. The objective of this work was to estimate the height growth of Eucalyptus using the Chapman-Richards model considering for the errors the distributions normal, Student t (t) and Cauchy. The data set came from one hybrid clone of Eucalyptus urophylla x Eucalyptus tereticornis x E. pellita...

Acessar o artigo
NÍVEIS CRESCENTES DE SATURAÇÃO POR BASES E DESENVOLVIMENTO INICIAL DE TECA EM UM LATOSSOLO DE TEXTURA MÉDIA - (2012)

Lilian Guimarães de Favare, Iraê Amaral Guerrini, Clarice Backes

Volume: 22 - Issue: 4

Resumo. Teak is a forest species of high commercial value, but the little knowledge on the behavior of this species in relation to soil acidity is an important factor that may limit its cultivation. The aim of this study was to evaluate the effect of high base saturation on the soil on the initial...

Acessar o artigo
POSIÇÃO DA SEMENTE NA SEMEADURA E TIPO DE SUBSTRATO SOBRE A EMERGÊNCIA E CRESCIMENTO DE PLÂNTULAS DE Schizolobium parahyba (Vell.) S.F. Blake - (2012)

Cibele Chalita Martins, Anderson da Silva Borges, Maria Renata Rocha Pereira, Maria Teresa Gomes Lopes

Volume: 22 - Issue: 4

Resumo. Rapid and uniform germination of seeds followed by prompt emergence are highly desirablecharacteristics for the production of seedlings. The aim of this study was to identify sowing positions and types of substrate most likely to the seed germination process and growth of seedlings of...

Acessar o artigo
SAZONALIDADE DO INCREMENTO EM DIÂMETRO DO TRONCO DE ÁRVORES DE Eucalyptus grandis PELO USO DE DENDRÔMETROS - (2012)

Carlos Roberto Sette Junior, Mario Tomazello Filho, José Luis Lousada, Jean Paul Laclau

Volume: 22 - Issue: 4

Resumo. The present work aimed to evaluate the seasonal increment in diameter of Eucalyptus grandis trees for 24months and its relationship with the climatic variables and fertilization with nitrogen and with sewer mud. The trees were planted in the spacing of 3 x 2 m and fertilized with nitrogen...

Acessar o artigo
ANÁLISE ESTRUTURAL EM RELICTOS DE CERRADO NO PARQUE ESTADUAL DO GUARTELÁ, MUNICÍPIO DE TIBAGI, ESTADO DO PARANÁ, BRASIL - (2012)

Marta Regina Barrotto do Carmo, Anna Luiza Pereira Andrade, Gisele Aparecida da Silva Doratti dos Santos, Marco Antônio Assis

Volume: 22 - Issue: 3

Resumo. This study was accomplished in existing Cerrado’s relicts at State Park Guartelá, Tibagi, PR (24º39’10”S and 50º15’25”W), which represent one of the last extreme-meridional remanescents of this type of formation. Fifty plots with dimensions of 5x5m...

Acessar o artigo
ANÁLISE FITOSSOCIOLÓGICA DE UM FRAGMENTO DE FLORESTA ESTACIONAL EM UMA CATENA DE SOLOS NO MORRO DO CERRITO, SANTA MARIA, RS - (2012)

Marcelo Callegari Scipioni, Solon Jonas Longhi, Catize Brandelero, Fabrício de Araújo Pedro, Dalvan José Reinert

Volume: 22 - Issue: 3

Resumo. This research took place in a semi-deciduous forest fragment in secondary succession stages on Morro doCerrito in the municipality of Santa Maria, in the state of Rio Grande do Sul. The aim was to determinethe floristic groups in the study area by quantifying the sociology of main species and...

Acessar o artigo
AS UNIDADES DE CONSERVAÇÃO E A FLORESTA OMBRÓFILA MISTA NO ESTADO DO PARANÁ - (2012)

Paulo de Tarso de Lara Pires, Douglas Magnus Zeni Junior, Debora Gaulke

Volume: 22 - Issue: 3

Resumo. The intense process of territorial occupation, the unsustainable use of natural resources and the destruction of green areas throughout the nineteenth century are the main reasons for the intense devastation of Mixed Ombrophylous Forest. In an effort to forestry protection and its development,...

Acessar o artigo
ATAQUE DE Lampetis nigerrima (Kerremans, 1897) (COLEOPTERA: BUPRESTIDAE) E PODA DE FORMAÇAO EM CLONE DE EUCALIPTO - (2012)

Janaína de Nadai, Norivaldo dos Anjos, Hélio Garcia Leite

Volume: 22 - Issue: 3

Resumo. This study was carried out to evaluate the effects of Lampetis nigerrima on three-month old eucalypt andpruning training, applied five months after the occurrence of this beetle. The studies were conducted incultured clonal Eucalyptus grandis vs Eucalyptus urophylla. Twelve hundred trees were...

Acessar o artigo
CARACTERÍSTICAS FÍSICO-QUÍMICAS E ENERGÉTICAS DE DUAS ESPÉCIES DE OCORRÊNCIA NO SEMIÁRIDO BRASILEIRO - (2012)

Pedro Nicó de Medeiros Neto, Elisabeth de Oliveira, Leandro Calegari, Antonio Marcos César de Almeida, Alexandre Santos Pimenta, Angélica de Cássia Oliveira Carneiro

Volume: 22 - Issue: 3

Resumo. The native vegetation from Brazilian Northeast has been explored and used intensively and inadequately asa source of energy and material for rural constructions. Now, it is recognized how important it is to get to know the characteristic of the wood produced by this vegetation. Thus, this study...

Acessar o artigo
CARACTERIZAÇÃO MORFOMÉTRICA DE SEMENTES E PLÂNTULAS E GERMINAÇÃO DE Anadenanthera macrocarpa (Benth.) Brenan - (2012)

Silvia Sanielle Costa de Oliveira, João Correia de Araújo Neto, Sihélio Júlio Silva Cruz, Vilma Marques Ferreira

Volume: 22 - Issue: 3

Resumo. Anadenanthera macrocarpa (Benth.) Brenan is a tree species belonging to the family Leguminosae- Mimosoideae which is popularly known as mimosa-black. It features characteristics of early successional, natural occurrence in Brazil and can form clusters almost homogeneous, with great potentialin...

Acessar o artigo
CRESCIMENTO DE MUDAS DE PUPUNHEIRA (Bactris gasipaes Kunth) UTILIZANDO RESÍDUO DE MINERAÇÃO DE AREIA COMO COMPONENTE DE SUBSTRATOS - (2012)

Valéria Augusta Garcia, Valéria Aparecida Modolo, Ana Maria Magalhães Andrade Lagôa, Maria Luiza Sant'Anna Tucci, Norma de Magalhães Erismann, Domingos Sávio Rodrigues

Volume: 22 - Issue: 3

Resumo. The objective of this study was to evaluate the growth of peach palm seedlings using fine residue of sand mining as part of substrates. The experiment comprised five treatments, four containing different ratios of sand mining residue to carbonized rice husk: 1:0; 3:1; 1:1; 1:3, and one composed...

Acessar o artigo
EFEITO COMPETICIONAL EM TESTES DE PROGÊNIES DE EUCALIPTO - (2012)

Bruno Ettore Pavan, Rinaldo César de Paula, Dilermando Perecin, Liliam Silvia Candido, Edimar Aparecido Scarpinati

Volume: 22 - Issue: 3

Resumo. Many studies have recommended the use of small plots for forest experiments, although they do not consider the inter-genotype competition increase. If this competition is not isolated from the mathematicsmodel, it can lead to incorrect selection of genetic materials. The aim of this work was...

Acessar o artigo
EFICIÊNCIA DOS ÓLEOS DE NIM (Azadirachta indica A. Juss.) E MAMONA (Ricinus communis L.) NA RESISTÊNCIA DA MADEIRA DE SUMAÚMA (Ceiba pentandra (L.) Gaerth.) A FUNGOS XILÓFAGOS EM SIMULADORES DE CAMPO - (2012)

Juarez Benigno Paes, Ademilson Daniel de Souza, Carlos Roberto de Lima, Pierre Farias de Souza

Volume: 22 - Issue: 3

Resumo. The research aimed to evaluate the efficiency of neem (Azadirachta indica) and castor oil plant (Ricinus communis) oils for the improvement of Ceiba pentandra wood resistance to xilophagous fungi in soil bed condition (field simulator). The neem and castor oil plant oils were extracted with...

Acessar o artigo
ESTABELECIMENTO IN VITRO DE CLONES HÍBRIDOS DE Eucalyptus globulus - (2012)

Silvano Rodrigues Borges, Aloisio Xavier, Leandro Silva de Oliveira, Aline Pontes Lopes, Wagner Campos Otoni, Elizabete Keiko Takahashi, Lucas Amaral de Melo

Volume: 22 - Issue: 3

Resumo. The present study aimed to evaluate the behavior of Eucalyptus grandis x Eucalyptus globulus and Eucalyptus urophylla x Eucalyptus globulus clones and the effect of different in vitro insertions (at 30, 90 and 150 days after pruning the donor plants) in the in vitro establishment phase. The...

Acessar o artigo
FENOLOGIA, MORFOLOGIA E ANÁLISE DE SEMENTES DE Apuleia leiocarpa (Vogel) J. F. Macbr. - (2012)

Marciele Felippi, Charles Rodrigo Belmonte Maffra, Edison Bisognin Cantarelli, Maristela Machado Araújo, Solon Jonas Longhi

Volume: 22 - Issue: 3

Resumo. In order to add knowledge regarding to Apuleia leiocarpa (Vogel) J. F. Macbr., it was analyzed its time offlowering and fruiting, fruit morphology, seed germination, seedling and changes, as well as its physical characteristics, germination and emergence of seeds of different trees. From the...

Acessar o artigo
FENOLOGIA, MORFOLOGIA E ANÁLISE DE SEMENTES DE Cordia trichotoma (Vell.) Arráb. ex Steud. - (2012)

Marciele Felippi, Charles Rodrigo Belmonte Maffra, Edison Bisognin Cantarelli, Maristela Machado Araújo, Solon Jonas Longhi

Volume: 22 - Issue: 3

Resumo. On this paper, the phenology and morphology as well as physical and physiological tests werecarried out with seeds of Cordia trichotoma (Vell.) Arráb. ex Steud. The collection of botanical material and phenological observations were performed on five selected trees located in Frederico...

Acessar o artigo
IDENTIFICAÇÃO DE SUBSTRATO ADEQUADO PARA GERMINAÇÃO DE SEMENTES DE Allophylus edulis (A. St.-Hil., A. Juss. & Cambess.) Radlk. - (2012)

Ezequiel Gasparin, Maristela Machado Araujo, Angela Luciana de Avila, Angélica Polenz Wielewicki

Volume: 22 - Issue: 3

Resumo. This study investigated the methodology that best expresses the germination and quality of Allophylus edulis seeds, analyzing different substrates. Initially, there was the characterization of thebatch by Weight of Thousand Seeds (PMS), Water Content (TA) and Electrical Conductivity (CE). In...

Acessar o artigo
PADRÃO ESPACIAL DE QUATRO FORMAÇÕES FLORESTAIS DO ESTADO DE SÃO PAULO, ATRAVÉS DA FUNÇÃO K DE RIPLEY - (2012)

Robson Louiz Capretz, João Luís Ferreira Batista, Jaime Felipe Medina Sotomayor, Camila Rossetti da Cunha, Marcos Felipe Nicoletti, Ricardo Ribeiro Rodrigues

Volume: 22 - Issue: 3

Resumo. Investigating tree's spatial patterns according to their size classes and according to their more abundantspecies can provide evidences about the structure of the vegetal community, since the spatial pattern is a key question for forestry ecology studies. The tree spatial organization...

Acessar o artigo
PARAMETERIZATION OF THE 3-PG MODEL FOR EUCALYPT IN THE REGION OF CERRADO IN MINAS GERAIS STATE - (2012)

Jarbas Silva Borges, Júlio César Lima Neves, Helton Maycon Lourenço, Nairam Félix de Barros, Sharlles Cristhian Moreira Dias

Volume: 22 - Issue: 3

Resumo. The 3-PG model is an effective tool for determining the productive productivity of eucalypt plantations. However, the model parameterizations available today produce underestimated results when they areapplied to Cerrado region of Minas Gerais state. Thus, in this paper we aimed to parameterize...

Acessar o artigo
PARTIÇÃO DE BIOMASSA SECA E NUTRIENTE EM MINICEPAS DE EUCALIPTO INFLUENCIADA PELA ADUBAÇÃO NPK - (2012)

José Pereira Carvalho Neto, Enilson de Barros Silva, Reynaldo Campos Santana, Paulo Henrique Grazziotti, José Sebastião Cunha Fernandes, Juan Paulo Xavier de Freitas, Cássio Vinicius de Souza

Volume: 22 - Issue: 3

Resumo. The nutritional status of the matrix plant has a great importance for the maintenance of its vegetative vigor, which determines the sprouts production and also the rooting percentage and the speed of root formation, since the macro and micronutrients are involved in biochemical and physiological...

Acessar o artigo
SANIDADE, TRANSMISSÃO VIA SEMENTE E PATOGENICIDADE DE FUNGOS EM SEMENTES DE Cedrela fissilis PROCEDENTES DA REGIÃO SUL DO BRASIL - (2012)

Marília Lazarotto, Marlove Fátima Brião Muniz, Rafael Beltrame, Álvaro Figueiredo dos Santos, Caciara Gonzatto Maciel, Solon Jonas Longhi

Volume: 22 - Issue: 3

Resumo. Researches about seed pathology of native forest species, especially, those more extensive, are rare. This research aims to evaluate the health of Spanish-cedar seeds through two detection methods, to evaluate the possible transmission of fungi associated to Cedrela fissilis seeds to seedlings...

Acessar o artigo
SOMBREAMENTO NA EMERGÊNCIA DE PLÂNTULAS E NO CRESCIMENTO INICIAL DE Dipteryx alata Vog. - (2012)

Leandro Henrique de Sousa Mota, Silvana de Paula Quintão Scalon, Rafael Heinz

Volume: 22 - Issue: 3

Resumo. This work was carried out in order to evaluate the potential of germination of the seeds and the seedlings growth of baru (Dipteryx alata) in different levels of shading. To evaluate the emergency, the sowing was realized in trays of cells filled with Plantmax® substratum + land + sand +...

Acessar o artigo
SUPERAÇÃO DE DORMÊNCIA EM SEMENTES DE Parkia gigantocarpa (FABACEAE - MIMOSIDAE) - (2012)

Ademir Kleber Morbeck de Oliveira, Jonathan Wesley Ferreira Ribeiro, Kelly Cristina Lacerda Pereira, Eliazel Vieira Rondon, Thiago José Andrade Becker, Luciene Andrade Barbosa

Volume: 22 - Issue: 3

Resumo. This paper aimed to determine the best dormancy overcoming methods for Parkia gigantocarpa Ducke seeds and their influence on seedlings quality. The seeds were submitted to the following methods: immersion in boiling water for 10 minutes; acid scarification, in which the seeds were immersed in...

Acessar o artigo
TÉCNICAS GEOESTATÍSTICAS E INTERPOLADORES ESPACIAIS NA ESTRATIFICAÇÃO DE POVOAMENTOS DE Eucalyptus sp. - (2012)

Isabel Carolina de Lima Guedes, José Márcio de Mello, Carlos Rogério de Mello, Antônio Donizette de Oliveira, Sérgio Teixeira da Silva, José Roberto Soares Scolforo

Volume: 22 - Issue: 3

Resumo. The objectives of this study were to verify the possibility of application of the spatial dependence structurefor stratus definition in forest stands and to compare, based on the sampling error, Random Sampling Design (ACS) and Stratified Sampling Design (ACE), being the stratification realized...

Acessar o artigo
ALOMETRIA E ARQUITETURA DE COPAIFERA LANGSDORFFII (DESF.) KUNTZE (FABACEAE) EM FITOFISIONOMIAS NEOTROPICAIS NO SUL DE MINAS GERAIS - (2012)

Malcon do Prado Costa, José Aldo Alves Pereira, Matheus Henrique Mota Benicio, Helaine de Sousa, Marco Aurélio Leite Fontes, Paulo Oswaldo Garcia

Volume: 22 - Issue: 2

Resumo. This study examined allometric patterns and architectural features of Copaifera langsdorffii, in different physiognomies in a region of ecological tension. The forest, corridor, 'cerrado', and rocky cerrado physiognomies were studied in the districts of Lavras and Carrancas, south of...

Acessar o artigo
ANÁLISE QUÍMICA DO BAMBU-GIGANTE (DENDROCALAMUS GIGANTEUS WALL. EX MUNRO) EM DIFERENTES IDADES - (2012)

Nelson Potenciano Marinho, Silvana Nisgoski, Umberto Klock, Alan Sulato de Andrade, Graciela Inês Bolzon de Muñiz

Volume: 22 - Issue: 2

Resumo. Bamboo is a monocotyledon of tropical origin which grows fast and is considered an important environment regenerator because of its root system. Dendrocalamus giganteus is popular learned by giant bamboo, being a big bush species, its culms can be from 24 to 40 meters high, with diameters from 10...

Acessar o artigo
AVALIAÇÃO DA QUALIDADE DE PAINÉIS COMPENSADOS DE PINUS MAXIMINOI, PINUS OOCARPA E PINUS TECUNUMANNII COM DIFERENTES COMPOSIÇÕES ESTRUTURAIS - (2012)

Setsuo Iwakiri, Alberto Antônio Manhiça, Maria Guadalupe Lomeli Ramirez, Jorge Luis Monteiro de Matos, Ghislaine Miranda Bonduelle, José Guilherme Prata

Volume: 22 - Issue: 2

Resumo. This study was developed to evaluate the effects of different compositions of plywood of Pinus maximinoi, Pinus oocarpa e Pinus tecunumannii. Were manufactured in laboratory plywood composed by seven veneer with 3,0 mm thickness, with standard composition, longitudinal reinforced composition and...

Acessar o artigo
CALIDAD DEL CARBONO ORGÁNICO DEL SUELO EN DIFERENTES TÉCNICAS DE MANEJO DE RESIDUOS FORESTALES - (2012)

Ana Maria Lupi, Marta E. Conti, Roberto A. Fernandez

Volume: 22 - Issue: 2

Resumo. Las distintas técnicas de cosecha y manejo de residuos pueden provocar cambios en la cantidad y calidad de la materia orgánica (MO) del suelo. El objetivo de este trabajo fue evaluar las modificaciones en la concentración y la calidad de la MO en un Ultisol con diferentes...

Acessar o artigo
COMPORTAMENTO DE ADESÃO DA MADEIRA DE UM HÍBRIDO CLONAL DE EUCALYPTUS UROPHYLLA × EUCALYPTUS GRANDIS PROVENIENTE DE TRÊS CONDIÇÕES DE MANEJO - (2012)

Octávio Barbosa Plaster, José Tarcísio da Silva Oliveira, Fabrício Gomes Gonçalves, Javan Pereira Motta

Volume: 22 - Issue: 2

Resumo. This study aimed to evaluate the adhesion ability of eucalyptus lumber from three tillage systems, using adhesives: resorcinol formaldehyde and two adhesives in water emulsion based on vinyl poly-acetate. The management systems were characterized by three strata, the stratum one (E1)...

Acessar o artigo
CRESCIMENTO E EFICIÊNCIA DO USO DA ÁGUA DE PLANTAS JOVENS DE CASTANHEIRA-DA-AMAZÔNIA EM ÁREA DEGRADADA E SUBMETIDAS À ADUBAÇÃO - (2012)

Marciel José Ferreira, José Francisco de Carvalho Gonçalves, João Baptista Silva Ferraz

Volume: 22 - Issue: 2

Resumo. This work objectives to analyze the absolute growth rate (AGR), leaf gas exchange and leaf water potential (YW) of young Brazil nut (Bertholletia excelsa Humb. & Bonpl.) plants subjected to chemical and green fertilization treatments, compared with treatment without fertilization, aiming the...

Acessar o artigo
CRESCIMENTO E QUALIDADE DE MUDAS DE JACARANDÁ-DA-BAHIA (DALBERGIA NIGRA (VELL.) ALLEMÃO EX BENTH.) EM RESPOSTA À ADUBAÇÃO COM POTÁSSIO E ENXOFRE - (2012)

Bárbara Elias dos Reis, Haroldo Nogueira de Paiva, Thais Chagas Barros, Alberto Luís Ferreira, Wandrey da Costa Cardoso

Volume: 22 - Issue: 2

Resumo. Recent studies are focusing on native forests because of their importance on the production of timber, fruits and on the environmental conservation. One of the main aspects yet to be studied is the nutrition of the species used in these reforestations. The objective of this work was to study the...

Acessar o artigo
CRESCIMENTO INICIAL DE TABEBUIA AUREA SOB TRÊS INTENSIDADES LUMINOSAS - (2012)

Ademir Kleber Morbeck de Oliveira, Sônia Cristina Juliano de Gualtieri Andrade e Perez

Volume: 22 - Issue: 2

Resumo. Tabebuia aurea species is easily found in Pantanal of Miranda-MS, in vegetation formations known as paratudais. This species is a good honey producer, supplies yellow dye in rural communities and it is also considered a medicine plant. Its wood has economical value, is used in construction, among...

Acessar o artigo
DETERMINAÇÃO DAS DEFORMAÇÕES RESIDUAIS LONGITUDINAIS DECORRENTES DAS TENSÕES DE CRESCIMENTO EM EUCALYPTUS SPP. - (2012)

Rafael Beltrame, Marília Lazarotto, Clovis Roberto Haselein, Elio José Santini, Paulo Renato Schneider, Aurélio Mendes Aguiar

Volume: 22 - Issue: 2

Resumo. This study was carried out to determine the longitudinal residual strain (DRL) resulting from growth stress in standing trees, in different clones of Eucalyptus spp. Twelve clones of 9-year-Eucalyptus spp. were selected by basal area (G). From each clone, 12 trees of each clone were selected, and...

Acessar o artigo
EFEITO DA INOCULAÇÃO COM ISOLADOS DE FUNGOS ECTOMICORRÍZICOS SOBRE O DESENVOLVIMENTO DE MUDAS DE EUCALYPTUS GRANDIS HILL EX MAIDEN - (2012)

Eduardo Lorensi de Souza, Zaida Inês Antoniolli, Rafael Goulart Machado, Daniel Pazzini Eckhardt, Sabrina de Fátima Barbosa Dahmer, Guilherme Karsten Schirmer

Volume: 22 - Issue: 2

Resumo. In the Rio Grande do Sul state, where eucalyptus reforestation is common in low fertility soils, the seedling performance may depend on the ectomycorrhizal association. In this paper, the inoculation effects of UFSC-Pt116, UFSC-Pt188 and UFSC-SA9 ectomycorrhizal fungi isolates, individually and...

Acessar o artigo
EFEITO DO SOMBREAMENTO E DO SUBSTRATO SOBRE A GERMINAÇÃO E O CRESCIMENTO DE PLÂNTULAS DE ACACIA MANGIUM E ACACIA MEARNSII - (2012)

Cibele Chalita Martins, José Diego Rodrigues da Silva, Maria Renata Rocha Pereira, Silvia Sanielle Costa de Oliveira

Volume: 22 - Issue: 2

Resumo. The speed and uniform germination of seeds, followed by the prompt seedling emergence, are highly desirable characteristics in seedling production. Studies aiming to enable the use of organic waste such as sewage sludge and pine bark in the supply chain represent a current demand. The aim of this...

Acessar o artigo
EFICIÊNCIA DE UM RETARDANTE DE FOGO DE LONGA DURAÇÃO UTILIZADO EM INCÊNDIOS FLORESTAIS - (2012)

Cláudio Machado Filho, Maria Cristina Martins, Guido Assunção Ribeiro, Gumercindo Souza Lima, Marco Túlio Cardoso, Carlos Moreira Miquelino Eleto Torres, Flavia Barreto Pinto

Volume: 22 - Issue: 2

Resumo. The objective of this work was to evaluate the efficiency of fire retardant in relation to the applied volume and the application period. The experiment has been realized on the Forest Fire and Nature Conservation Laboratory of the Federal University of Viçosa (UFV), in Minas Gerais,...

Acessar o artigo
ENRAIZAMENTO DE ESTACAS DE CAESALPINIA ECHINATA LAM. EM HIDROPONIA - (2012)

Sérgio Valiengo Valeri, Ariadne Felício Lopo de Sá, Antonio Baldo Geraldo Martins, José Carlos Barbosa

Volume: 22 - Issue: 2

Resumo. This study aimed to determine the indole-3-butyric acid (IBA) requirement and proper concentration for Caesalpinia echinata rooting in a hydroponic system for plantlet production. The experiment was conducted in a greenhouse of the 'Faculdade de Ciências Agrárias e...

Acessar o artigo
ESTAQUIA DE RESEDÁ-NACIONAL (PHYSOCALYMMA SCABERRIMUM POHL.) EM DIFERENTES SUBSTRATOS E CONCENTRAÇÕES DE AIB - (2012)

Edilene Aparecida Preti, Lilian Yukari Yamamoto, Carina Cardoso, Gisele Silva de Aquino, Vanessa dos Santos Paes, Adriane Marinho de Assis, Maria Helena Machado, Carmen Silvia Vieira Janeiro Neves, Sérgio Ruffo Roberto

Volume: 22 - Issue: 2

Resumo. The Brazilian rose wood is a native species from Brazil that has great potential for use in landscaping and reforestation, in addition to its use in luxury furniture. The objective of this work was to evaluate the effect of different substrates and concentrations of indole butyric acid (IBA) in...

Acessar o artigo
MORFOLOGIA DO FRUTO, SEMENTE E PLÂNTULA DE ESCHWEILERA OVATA (CAMBESS.) MIERS - (2012)

Rute Gregório de Oliveira, Valderez Pontes Matos, Hian de Assis Monteiro, Anna Gorett de Figueiredo Almeida Sales, Lúcia Helena de Moura Sena

Volume: 22 - Issue: 2

Resumo. The study of seeds and seedlings morphology the purpose to obtain a larger knowledge their structures, besides supplying information about the germination, viability, storage and sowing methods, it aid the analysis of the vegetative cycle of the species supplying relative information to the...

Acessar o artigo
PONTOS CRÍTICOS DO PROCESSO DE PRODUÇÃO DE PISOS MACIÇOS DE MADEIRA - (2012)

Philipe Ricardo Casemiro Soares, Marcos Milan, Ivaldo Pontes Jankowsky, Antonio Jose da Silva Maciel, Maria Raquel Kanieski

Volume: 22 - Issue: 2

Resumo. The quality concepts represent one of the important factors for the success of organizations and among these concepts the stabilization of the production process contributes to the improvement, waste reduction and increased competitiveness. Thus, this study aimed to evaluate the production...

Acessar o artigo
PROPRIEDADES FÍSICAS DOS LENHOS JUVENIL E ADULTO DE PINUS ELLIOTTII ENGELM VAR. ELLIOTTII E DE EUCALYPTUS GRANDIS HILL EX MAIDEN - (2012)

Melany Maria Alonso Pelozzi, Elias Taylor Durgante Severo, Fred Willians Calonego, Paula Lúcia Martins Rodrigues

Volume: 22 - Issue: 2

Resumo. The juvenile wood presents great difference in its anatomical and physical properties in relation to the mature wood. That heterogeneity of the wood causes a series of upset for the processing industry. The present research had as objective the study of the physical properties of the juvenile and...

Acessar o artigo
PROPRIEDADES FÍSICAS E MECÂNICAS DE PAPÉIS RECICLADOS UTILIZADOS PARA FABRICAÇÃO DE TUBETES - (2012)

Marco Túlio Cardoso, Angélica de Cássia Oliveira Carneiro, Rubens Chaves de Oliveira, Ana Márcia Macedo Ladeira Carvalho, Wagner Patrício Júnior, Maria Cristina Martins, Rosimeire Cavalcanti dos Santos, Juliana Cristina da Silva

Volume: 22 - Issue: 2

Resumo. The present study investigated, through laboratory testing, the physical and mechanical properties of recycled paper used to produce tubes. To do so, we used six types of paper with a weight average of 400 g / m² and once the laboratory tests followed the procedures of the Technical...

Acessar o artigo
RENDIMENTO VOLUMÉTRICO E ENERGÉTICO DE CLONES DE HÍBRIDOS DE EUCALYPTUS SP. NO POLO GESSEIRO DO ARARIPE, PE - (2012)

Fernando Henrique de Lima Gadelha, José Antônio Aleixo da Silva, Rinaldo Luiz Caraciolo Ferreira, Ivan Vieira de Melo, Danillo Lobo Jorge, José Alves Tavares, Sergio Peres Ramos da Silva

Volume: 22 - Issue: 2

Resumo. This study aimed to evaluate the volumetric efficiency and energy produced by three different hybrid clones of Eucalyptus sp. C39 Hybrid Eucalyptus urophylla (natural crossing); C41 Hybrid Eucalyptus urophylla (natural crossing) and C11 Hybrid Eucalyptus brassiana (natural crossing). The Smalian...

Acessar o artigo
SELEÇÃO PRECOCE DE PROGÊNIES DE PINUS RADIATA A SPHAEROPSIS SAPINEA - (2012)

Paula Rachel Rabelo Corrêa, Celso Garcia Auer, Alvaro Figueredo dos Santos, Antonio Rioyei Higa

Volume: 22 - Issue: 2

Resumo. Sphaeropsis sapinea is an important pathogen for some Pinus radiata causing tip blight and death of trees, in commercial plantings. This study was developed to select Pinus radiata progenies resistant to the pathogen, for new plantings in Brazil. Seedlings tips of 16 Pinus radiata progenies were...

Acessar o artigo
ANÁLISE DA ESTRUTURA DA PAISAGEM DO PARQUE NACIONAL DO SUPERAGÜI - PR E SUA ZONA DE AMORTECIMENTO - (2012)

Mayssa Mascarenhas Grise, Daniela Biondi

Volume: 22 - Issue: 1

Resumo. The National Park of Superagüi is located on the north coast of Paraná state. It is the largest continuous area of the Atlantic Forest remaining in the country and this biome is among the most threatened ones in the world. This area covers the north coast of the state and includes...

Acessar o artigo
APORTE E DECOMPOSIÇÃO DE SERAPILHEIRA EM FLORESTA PERIODICAMENTE INUNDÁVEL NA RESTINGA DA MARAMBAIA, RJ - (2012)

Marcos Gervasio Pereira, Avelino Nogueira Silva, Ranieri Ribeiro Paula, Luiz Fernando Tavares Menezes

Volume: 22 - Issue: 1

Resumo. Restinga (sandbank) areas are fragile environments, which have been subjected to anthropogenic pressures since the country colonization. So that mitigate actions can be taken, it must be developed studies to better understand the ecological processes in these environments. Thus, this study aims...

Acessar o artigo
AUSÊNCIA DE ESTABILIZAÇÃO DA CURVA DE ACUMULAÇÃO DE ESPÉCIES EM FLORESTAS TROPICAIS - (2012)

Ana Cristina Schilling, João Luis Ferreira Batista, Hilton Zarate do Couto

Volume: 22 - Issue: 1

Resumo. The definition of the sample size is a major problem in studies of phytosociology. The species accumulation curve is used to define the sampling sufficiency, but this method presents some limitations such as the absence of a stabilization point that can be objectively determined and the...

Acessar o artigo
AVALIAÇÃO DA AMOSTRAGEM ALEATÓRIA DE RAMOS PARA QUANTIFICAR A PRODUÇÃO DE FRUTOS DE Caryocar brasiliense Camb. (CARYOCARACEAE) - (2012)

Lívia Marques Borges, Alba Valéria Rezende, Gilciano Saraiva Nogueira

Volume: 22 - Issue: 1

Resumo. Studies on sampling techniques appropriate and accurate for measuring the yield of native species of Cerrado are still very rare, constituting a gap in the formulation of Sustainable Management Plans for the Biome. This study was conducted in an area of cerrado sensu stricto, located in the...

Acessar o artigo
COMPOSIÇÃO DO SUBSTRATO SOBRE O DESENVOLVIMENTO, QUALIDADE E CUSTO DE PRODUÇÃO DE MUDAS DE Eucalyptus grandis Hill ex Maiden × Eucalyptus urophylla S. T. Blake - (2012)

Danilo Simões, Richardson Barbosa Gomes da Silva, Magali Ribeiro da Silva

Volume: 22 - Issue: 1

Resumo. The components used in the production of substrates influence directly the growth cycle, quality and consequently the cost of production of seedlings. In this experiment we studied the development, quality and cost of Eucalyptus grandis Hill ex Maiden × E. urophylla S. T. Blake, through...

Acessar o artigo
CRESCIMENTO DE MUDAS DE Gleditschia amorphoides Taub. PRODUZIDAS EM DIFERENTES SUBSTRATOS - (2012)

Michele Fernanda Bortolini, Henrique Soares Koehler, Katia Christina Zuffellato-Ribas, Andréa Maria Teixeira Fortes

Volume: 22 - Issue: 1

Resumo. Locally known as sucará, Gleditschia amorphoides besides being a woody species, it can be used in plantations used for the rehabilitation of degraded areas. Therefore, the objective of the current work was to evaluate the seedling growth, over time produced under different substrates. The...

Acessar o artigo
EFEITO DA ASSOCIAÇÃO DE BAGAÇO DE CANA, DO TIPO E DO TEOR DE ADESIVO NA PRODUÇÃO DE PAINÉIS AGLOMERADOS - (2012)

Rafael Farinassi Mendes, Lourival Marin Mendes, José Benedito Guimarães Júnior, Rosimeire Cavalcante dos Santos, Antonia Amanda da Silva César

Volume: 22 - Issue: 1

Resumo. This study aimed to evaluate the association effect of sugar cane bagasse, type and levels of adhesive in the physical-mechanical properties of particleboards with Pinus spp. wood. The experimental design consisted of a 3x2x3 factorial scheme, with three percentages of substitution pine wood by...

Acessar o artigo
EFEITO DOS SÓLIDOS DISSOLVIDOS DA MADEIRA NA BRANQUEABILIDADE E NAS PROPRIEDADES FÍSICO-MECÂNICAS E ÓPTICAS DE POLPA KRAFT BRANQUEADA DE EUCALIPTO - (2012)

Dalton Longue Júnior, Jorge Luiz Colodette

Volume: 22 - Issue: 1

Resumo. Many studies have shown that the yield of kraft pulping can be improved by xylan reabsorption to the pulp during the cooking, and kraft black liquor contains significant fraction of xylan from wood, an important source of these macromolecules. However, the effect of this technique in the...

Acessar o artigo
EFICIÊNCIA DE UM MODELO DE AFILAMENTO AJUSTADO SEM E COM ESTRATIFICAÇÃO POR CLASSE DE QUOCIENTE DE FORMA PARA FORMAÇÃO DOS SORTIMENTOS DE Pinus taeda L. - (2012)

Carlos Alberto Martinelli de Souza, César Augusto Guimarães Finger, Paulo Renato Schneider, Gilson Fernandes da Silva, Claúdio Thomas

Volume: 22 - Issue: 1

Resumo. The objective of this paper was model the shape, compare the efficiency of the total volume estimated with the 5th grade polynomial, with and without data stratification by an artificial form quotient and build the assortment table. The data came from Pinus taeda L. stands, managed by a sawmill...

Acessar o artigo
ESPECTRORRADIOMETRIA NA REGIÃO DO VISÍVEL E DO INFRAVERMELHO PRÓXIMO EM POVOAMENTO DE Eucalyptus grandis Hill ex Maiden - (2012)

Catize Brandelero, Elias Fernando Berra, Kátia Simone Backes, Rudiney Soares Pereira, Eleandro Jose Brun

Volume: 22 - Issue: 1

Resumo. Reflectance readings in border and inner tree leaves in a Eucalyptus grandis stand, in São Pedro das Missões, Rio Grande do Sul state, were analyzed in the regions of the visible electromagnetic spectrum and the nearby infrared, by using spectrum radiometry. The area was divided in...

Acessar o artigo
ESTABELECIMENTO E DESENVOLVIMENTO IN VITRO DE Eugenia involucrata DC.: INFLUÊNCIA DO TIPO DE EXPLANTE E DO MEIO NUTRITIVO - (2012)

Diego Pascoal Golle, Lia Rejane Silveira Reiniger, Aline Ritter Curti, Enrique Astério Benítez León

Volume: 22 - Issue: 1

Resumo. Eugenia involucrata DC. (Myrtaceae) is a native forest species to several Brazilian states which has several features of interest in the sectors of forestry, fruit faming, environment and medicine. Considering the difficulty of propagation by seeds, which are recalcitrant and lose viability...

Acessar o artigo
FENOLOGIA DA ANDIROBA (Carapa guianensis, Aubl., MELIACEAE) NO SUL DO ESTADO DE RORAIMA - (2012)

Maria Rutinéia Nobre Pereira, Helio Tonini

Volume: 22 - Issue: 1

Resumo. This work was carried out in order to study the phenological pattern of Andiroba in natural forest located in the south of Roraima state, seeking to relate the frequency of phenol-phases occurrence with the rain rate in this period. For the phenological survey 20 adult trees were selected in a...

Acessar o artigo
GERMINAÇÃO E PROPAGAÇÃO IN VITRO DE CEREJEIRA (Amburana acreana (Ducke) A.C. Smith - FABACEAE) - (2012)

Paulo Cesar Poeta Fermino Junior, Jonny Everson Scherwinski-Pereira

Volume: 22 - Issue: 1

Resumo. Cerejeira (Amburana acreana) is a woody native tree species from south-western Amazon Region of a great importance and endangered. The propagation by tissue culture of this species is of a great importance because the difficulties of its seed collection. The purpose of this study was to evaluate...

Acessar o artigo
INFLUÊNCIA DE VARIÁVEIS AMBIENTAIS SOBRE O PADRÃO ESTRUTURAL E FLORÍSTICO DO COMPONENTE ARBÓREO, EM UM FRAGMENTO DE FLORESTA OMBRÓFILA MISTA MONTANA EM LAGES, SC - (2012)

Pedro Higuchi, Ana Carolina da Silva, Tiago de Souza Ferreira, Sheila Trierveiler de Souza, Juliano Pereira Gomes, Karina Montibeller da Silva, Kristiana Fiorentin dos Santos, Caroline Linke, Patrícia da Silva Paulino

Volume: 22 - Issue: 1

Resumo. This study aimed to characterize the floristic composition and structure of the tree component of a montane Araucaria Forest fragment and to assess the influence of environmental variables on the patterns observed. The study area was located in the municipality of Lages, Santa Catarina state,...

Acessar o artigo
MÉTODOS PARA SUPERAÇÃO DA DORMÊNCIA DE SEMENTES DE QUIXABEIRA (Sideroxylon obtusifolium (Roem. & Schult.) T.D.Penn.) - (2012)

Ana Clara Moura Neves Rebouças, Valderez Pontes Matos, Rinaldo Luiz Caraciolo Ferreira, Lúcia Helena de Moura Sena, Anna Gorett de Figueiredo Almeida Sales, Elane Grazielle Borba de Souza Ferreira

Volume: 22 - Issue: 1

Resumo. Due to absence of information about the methodology for the evaluation of the physiological quality of seeds of medicinal arboreal species seeds, the aim of the present work was to determine the most efficient method to overcome the seed coat dormancy in seeds of Sideroxylon obtusifolium...

Acessar o artigo
MINIESTAQUIA DE Eucalyptus benthamii × Eucalyptus dunnii: ( I ) SOBREVIVÊNCIA DE MINICEPAS E PRODUÇÃO DE MINIESTACAS EM FUNÇÃO DAS COLETAS E ESTAÇÕES DO ANO - (2012)

Gilvano Ebling Brondani, Ivar Wendling, Fernando Grossi, Leonardo Ferreira Dutra, Marla Alessandra Araujo

Volume: 22 - Issue: 1

Resumo. This study aimed to evaluate, throughout the seasons, the mini-cutting technique as cloning method for Eucalyptus benthamii × Eucalyptus dunnii hybrids regarding to the mini-stumps survival and to the minicuttings production. The ministumps of H12, H19 and H20 clones were cultivated during...

Acessar o artigo
ÓLEO ESSENCIAL DE Eucalyptus grandis Hill ex Maiden NO ESTÍMULO À MICORRIZAÇÃO DE MUDAS DE SIBIPIRUNA (Caesalpinia peltophoroides Benth.) - (2012)

Ricardo Bemfica Steffen, Zaida Inês Antoniolli, Gerusa Pauli Kist Steffen, Rodrigo Ferreira da Silva

Volume: 22 - Issue: 1

Resumo. The secondary metabolites extracted from forest species forming ectomycorrhizal could stimulate the symbiosis between ectomycorrhizal fungi and natives forest species of Rio Grande do Sul state. The aim of this work was to evaluate ectomycorrhizal association and the seedlings growth of...

Acessar o artigo
RELAÇÕES FLORÍSTICAS E FITOSSOCIOLOGIA DE UMA FLORESTA OMBRÓFILA MISTA MONTANA SECUNDÁRIA EM LAGES, SANTA CATARINA - (2012)

Ana Carolina da Silva, Pedro Higuchi, Manoela Drews de Aguiar, Marcelo Negrini, João Fert Neto, André Felipe Hess

Volume: 22 - Issue: 1

Resumo. This study investigated the floristic composition and the tree community structure in a secondary Araucaria Forest fragment in the Southern Plateau Region of Santa Catarina state, Brazil, the floristic context of this fragment in relation to other areas of Araucaria Forest in the region and the...

Acessar o artigo
TAXA DE CORTE SUSTENTÁVEL PARA MANEJO DAS FLORESTAS TROPICAIS - (2012)

Evaldo Muñoz Braz, Paulo Renato Schneider, Patricia Povoa de Mattos, Gerson Luiz Selle, Fabio Thaines, Luciano Arruda Ribas, Elisabete Vuaden

Volume: 22 - Issue: 1

Resumo. There is a large gap in tropical forest management plans regarding to the intensity of logging and cutting rates. So far, it has been defined arbitrarily. This work aims at to define different cutting intensities for groups of tree species with different growth rhythm, in the state of Amazonas,...

Acessar o artigo
UTILIZAÇÃO DA MADEIRA DE CANAFÍSTULA (Peltophorum dubium (Spreng.) Taub.) NA CONFECÇÃO DE CHAPAS DE MADEIRA AGLOMERADAS - (2012)

Karina Soares Modes, Magnos Alan Vivian, Daniela Silva Lilge, Rafael Rodolfo de Melo, Elio José Santini, Clovis Roberto Haselein

Volume: 22 - Issue: 1

Resumo. This study was carried out to evaluate the potential of use of canafístula wood (Peltophorum dubium (Spreng.) Taub.) in manufacturing particleboard, bonded with tannin and urea-formaldehyde adhesives used in a ratio of 9% of the particles oven-dry weight. For each treatment, three boards...

Acessar o artigo
AVALIAÇÃO DA INTENSIDADE LUMINOSA NO DESENVOLVIMENTO INICIAL DE LEUCENA (Leucaena leucocephala (Lam.) de Wit.) - (2011)

Vanessa Decker, Élcio Silvério Klosowski, Ubirajara Contro Malavasi, Alexandre Nunes

Volume: 21 - Issue: 4

Resumo. The study objective was to evaluate the effects of light intensities upon the initial development of Leucaena leucocephala seedlings. The study was conducted inside a preservation area around a drinking water well used to supply Marechal Cândido Rondon residents from September 11th to...

Acessar o artigo
CARVÃO PIROGÊNICO COMO CONDICIONANTE PARA SUBSTRATO DE MUDAS DE Tachigali vulgaris L.G. Silva & H.C. Lima - (2011)

Fabiane Furlaneto Souchie, Ben Hur Marimon Junior, Fabiano André Petter, Beata Emöke Madari, Beatriz Schwantes Marimon, Eddie Lenza

Volume: 21 - Issue: 4

Resumo. The objective of the present study was to investigate the efficiency of charcoal as amendment to the substrate used for high vigor of growing seedlings, testing Tachigali vulgaris as representative species of the 'Cerrado' Biome. Amazonian dark earth soil (Terra Preta de Índio),...

Acessar o artigo
COMUNIDADE ARBÓREA DE UMA MANCHA FLORESTAL PERMANENTEMENTE ALAGADA E DE SUA VEGETAÇÃO ADJACENTE EM OURO PRETO-MG, BRASIL - (2011)

Gabriel Pedreira, Hildeberto Caldas de Sousa

Volume: 21 - Issue: 4

Resumo. The present study aimed to raise the floristic composition and the phytosociological structure of the tree community of an permanent flooded swamp forest known as 'Floresta Padulosa' as well as its adjacent vegetation (semi-deciduous seasonal forest 'Alto Montana') in...

Acessar o artigo
DORMÊNCIA DE SEMENTES E PRODUÇÃO DE MUDAS DE Dimorphandra mollis Benth. - (2011)

Mauro Vasconcelos Pacheco, Vilmar Luciano Mattei, Valderez Pontes Matos, Lúcia Helena de Moura Sena, Anna Gorett de Figueiredo Almeida Sales

Volume: 21 - Issue: 4

Resumo. Dimorphandra mollis Benth. is an important native forest species coming from Cerrado and Caatinga due to its economical and ecological use, what justifies the existence of programs of seedling production. This paper aimed to study the efficient methodology to overcome dormancy in seeds and to...

Acessar o artigo
ECTOMICORRIZAS EM GRÁPIA [Apuleia leiocarpa (Vogel) J.F. Macbride] E CANAFÍSTULA [Peltophorum dubium (Sprengel) Taubert] IN VITRO - (2011)

Robson Andreazza, Zaida Inês Antoniolli, Lineu Trindade Leal, Carlos Moro Junior, Rodrigo Ferreira da Silva

Volume: 21 - Issue: 4

Resumo. The ectomycorrhizal fungi association with native forest essences could be an alternative to improve the adaptation and the development of seedlings in reforested areas of Rio Grande do Sul State. The aim of this work was to identify and to characterize the ectomycorrhizal associations in Apuleia...

Acessar o artigo
EFEITO DO INTERVALO DE TEMPO ENTRE COLETA/PREPARO E ESTAQUEAMENTO NO ENRAIZAMENTO DE MINIESTACAS DE CLONES DE Eucalyptus urophylla x Eucalyptus grandis - (2011)

Lucas Amaral de Melo, Aloisio Xavier, Haroldo Nogueira de Paiva, Antônio Marcos Rosado, Silvano Rodrigues Borges, Antonio Claudio Davide

Volume: 21 - Issue: 4

Resumo. This study aimed to assess the effects of the time interval between the collection/preparation and plantation on the rooting of minicuttings of four Eucalyptus urophylla x Eucalyptus grandis clones. The experimental design used was entirely randomized, bi-factorial and arranged with sub-divided...

Acessar o artigo
ESTRESSE HÍDRICO NO METABOLISMO E CRESCIMENTO INICIAL DE MUDAS DE MUTAMBO (Guazuma ulmifolia Lam.) - (2011)

Silvana de Paula Quintão Scalon, Rosilda Mara Mussury, Verusca Luzia de Mello Euzébio, Flavia Mitsuko Kodama, Camila Kissmann

Volume: 21 - Issue: 4

Resumo. This work aimed to evaluate the initial growth of Guazuma ulmifolia (mutambo) seedlings under different water regimen. The seedlings received the following treatments of water: 100%, 50%, 25% and 12.5% of the capacity of field and were evaluated in 35 and 83 days of cultivation in different...

Acessar o artigo
ESTRUTURA E DIVERSIDADE DA COMUNIDADE ARBÓREA DE UMA FLORESTA SUPEROMONTANA, NO PLANALTO DE POÇOS DE CALDAS (MG) - (2011)

Malcon do Prado Costa, José Aldo Alves Pereira, Marco Aurélio Leite Fontes, Pablo Hendrigo Alves de Melo, Daniel Salgado Pífano, André Schatz Pellicciottii, Patrícia Vieira Pompeu, Rossi Allan Silva

Volume: 21 - Issue: 4

Resumo. A survey of the tree community of a ombrophilous upper montane forest, situated in Poços de Caldas, Brazil (1200-1575 m of altitude; 21°46'25"S, 46'24"10"W) was carried out in order to assess its environmental and structural variation. The physiognomic...

Acessar o artigo
ESTRUTURA FITOSSOCIOLÓGICA DA VEGETAÇÃO ARBÓREA DO PARQUE NATURAL MUNICIPAL DE SANTO ÂNGELO, SANTO ÂNGELO, RS - (2011)

Alexandre Hüller, Adelita Rauber, Mario Sergio Wolski, Nelson Lopes de Almeida, Silvia Raquel Scherer Wolski

Volume: 21 - Issue: 4

Resumo. The present work was performed in the Natural Municipal Park of Santo Ângelo (RS) owned by the City Government of Santo Ângelo, the objective was to evaluate the floristic composition and the phytosociological structure of the forest, in an area with 13 hectares. Twelve units samples...

Acessar o artigo
FUNGOS MICORRÍZICOS ARBUSCULARES EM SOLOS DA RESERVA BIOLÓGICA MUNICIPAL SERRADOS TOLEDOS, ITAJUBÁ/MG - (2011)

Rogério Melloni, Elisa da Costa Guida, Marielle Rezende de Andrade, Eliane Guimarães Pereira Melloni

Volume: 21 - Issue: 4

Resumo. The City Biological Reserve of 'Serra dos Toledos' is an important remaining tropical rain forest in south Minas Gerais statewhich has high biodiversity and water resources. Studies related to soil quality are needed in the reserve management plans, which aim to maintain or to improve...

Acessar o artigo
LEVANTAMENTO POPULACIONAL E ANÁLISE FAUNÍSTICA DE LEPIDOPTERA EM Eucalyptus spp. NO MUNICÍPIO DE PINHEIRO MACHADO, RS - (2011)

Oderlei Bernardi, Mauro Silveira Garcia, Eduardo José Ely e Silva, Luiza Cristiane Fialho Zazycki, Daniel Bernardi, Élder Finkenauer

Volume: 21 - Issue: 4

Resumo. The objective of this research was to collect, to study and to characterize the fauna of lepidopterous associated with Eucalyptus spp., plantation in the Municipality of Pinheiro Machado, in RS state. In the period of October 2005 to October 2007, every 15 days, collections of insects were...

Acessar o artigo
MATURAÇÃO FISIOLÓGICA DE SEMENTES DE Erythrina variegata L. - (2011)

Miele Tallon Matheus, José Carlos Lopes, Nathale Bicalho Corrêa

Volume: 21 - Issue: 4

Resumo. The study objective was to determine the physiological maturation of the Erythrina variegata L. seed. Each flower was identified according to its respective anthesis date. The fruit was collected weekly following the 21st day after anthesis (DAA). The following characteristics were evaluated:...

Acessar o artigo
MUDANÇAS NO CARBONO E NITROGÊNIO EM DIFERENTES COMPARTIMENTOS DA MATÉRIA ORGÂNICA SOB SISTEMA AGROSSILVIPASTORIL - (2011)

Beno Wendling, Ivo Jucksch, Eduardo de Sá Mendonça, Isabel Cristina Vinhal-Freitas

Volume: 21 - Issue: 4

Resumo. Since 1993, an agro-forestry pasture system has been annually implanted in Paracatu, Minas Gerais State. So, the effects from its introduction upon the changes in carbon and nitrogen at different compartments of the soil organic matter were studied. This system is implanted in soil under eucalypt...

Acessar o artigo
PRIMERO RELATO DE Costalimaita ferruginea (Fabricius, 1801) (COLEOPTERA: CHRYSOMELIDAE) EM EUCALIPTO NO ESTADO DO MATO GROSSO DO SUL - (2011)

Samir Oliveira Kassab, Thiago Alexandre Mota, Fabrício Fagundes Pereira, Paulo Rogério Beltramin da Fonseca

Volume: 21 - Issue: 4

Resumo. The occurrence of the eucalyptus yellow beetle Costalimaita ferruginea (Fabricius, 1801) (Coleoptera: Chrysomelidae) was repoted in November 2009 in clonal plantations of Eucalyptus grandis x Eucalyptus urophylla in Três Lagoas, Mato Grosso do Sul state. This is the first record of this...

Acessar o artigo
PRODUÇÃO DE SERAPILHEIRA E RETORNO DE MACRONUTRIENTES EM TRÊS GRUPOS FLORÍSTICOS DE UMA FLORESTA OMBRÓFILA MISTA, RS - (2011)

Régis Villanova Longhi, Solon Jonas Longhi, Luciane Belmonte Chami, Luciano Farinha Watzlawick, Angelo Augusto Ebling

Volume: 21 - Issue: 4

Resumo. The aim of the current study was to evaluate the production of litter and the return of macronutrients in three floristic groups which occur in the Araucaria Forest, located in the National Forest of São Francisco de Paula, RS state. For this purpose, we selected three permanent...

Acessar o artigo
QUOCIENTE DO DIÂMETRO PELA ÁREA BASAL E ZONAS DE COMPETIÇÃO EM POVOAMENTO MONOCLONAL DE Eucalyptus saligna - (2011)

Paulo Renato Schneider, César Augusto Guimarães Finger, Paulo Sérgio Pigatto Schneider, Frederico Dimas Fleig, Cláudio Thomas, Jorge Antônio de Farias

Volume: 21 - Issue: 4

Resumo. The present work was developed in order to study the relation among the diameter and the basal area, the competition zones, the relative density, and the self-tinning in Eucalyptus saligna Smith monoclonal stand, with 238 pair's data basis of permanent sampling by full density stand...

Acessar o artigo
REGENERAÇÃO NATURAL DE ESPÉCIES ARBÓREAS EM FRAGMENTO DE FLORESTA ESTACIONAL SEMIDECIDUAL MONTANA, NO DOMÍNIO DA MATA ATLÂNTICA, EM VIÇOSA, MG - (2011)

Cristina Cunha Garcia, Maria das Graças Ferreira Reis, Geraldo Gonçalves dos Reis, José Eduardo Macedo Pezzopane, Hortênsia Nascimento Santos Lopes, Diêgo Correa Ramos

Volume: 21 - Issue: 4

Resumo. The current study aimed to analyse the tree species natural regeneration floristic composition in a Mountain Seasonal Semideciduous Forest fragment in the domain of the Atlantic Forest, in southeastern Brazil (20°45¿S, 42°55¿W) in order to subsidize secondary natural forest...

Acessar o artigo
SISTEMAS DE MANEJO EM PLANTIOS FLORESTAIS DE EUCALIPTO E PERDAS DE SOLO E ÁGUA NA REGIÃO DO VALE DO RIO DOCE, MG - (2011)

Mayesse Aparecida da Silva, Marx Leandro Naves Silva, Nilton Curi, Junior Cesar Avanzi, Fernando Palha Leite

Volume: 21 - Issue: 4

Resumo. Water erosion is the main responsible for decreasing the productive capacity of soils under forest plantations and it changes the amount and the quality of water in sub-basins. Thus, this work aimed to evaluate the influence of management systems adopted in Eucalyptus forest plantations...

Acessar o artigo
THE ALIEN STREET TREES OF FORTALEZA (NE BRAZIL): QUALITATIVE OBSERVATIONS AND THE INVENTORY OF TWO DISTRICTS - (2011)

Marcelo Freire Moro, Christian Westerkamp

Volume: 21 - Issue: 4

Resumo. Public tree planting is important for cities. It produces shadow, brings well-being for humans, and supports the urban fauna. But the cultivation of exotic plants can also be responsible for dissemination of invasive species. This paper aims to evaluate public tree planting in Fortaleza,...

Acessar o artigo
VIABILIDADE TÉCNICA E ECONÔMICA DE PLANTIOS COMERCIAIS EM ÁREAS ACIDENTADAS NO SUL DO ESPÍRITO SANTO - (2011)

Nilton César Fiedler, Flavio Cipriano de Assis do Carmo, Daniel Pena Pereira, Pompeu Paes Guimarães, Edgar Bruneli da Rós, Heitor Broetto Marin

Volume: 21 - Issue: 4

Resumo. This research aimed to carry out a technical and economic analysis of the deployment and maintenance of eucalyptus crops on areas with steep topography, in small farms in south ¿Espírito Santo¿ state, Brazil. The yield, the productivity of operations and the costs involved in...

Acessar o artigo
Caracterização do ataque de fungos apodrecedores de madeiras através da colorimetria e da espectroscopia de infravermelho - (2011)

Mírian de Almeida Costa, Alexandre Florian da Costa, Tereza Cristina Monteiro Pastore, Jez Willian Batista Braga, Joaquim Carlos Gonçalez

Volume: 21 - Issue: 3

Resumo. Wood samples of marupá (Simarouba amara) and andiroba (Carapa guianenis) were submitted to Trametes versicolor (white rot) and Gloeophylum trabeum (brown rot) fungi attack. Colorimetry was used to determine the color of the wood before and after wood decaying fungi. To evaluate the changes...

Acessar o artigo
Combinação de dois métodos não industriais no tratamento preservativo de moirões de Eucalyptus grandis - (2011)

Karina Soares Modes, Rafael Beltrame, Magnos Alan Vivian, Elio José Santini, Clovis Roberto Haselein, Joel Telles de Souza

Volume: 21 - Issue: 3

Resumo. This paper evaluated the effect of the combination of two non-industrial methods to treat fence posts of Eucalyptus grandis, on the penetration and retention of water borne preservative. Thus, four fences with 2.20 m in length were treated by replacement of sap and simple diffusion alone and...

Acessar o artigo
Correlações dendroclimatológicas do Eucalyptus grandis Hill ex Maiden na região de Rio Claro, RJ - (2011)

Bruna Roque Ugulino de Oliveira, João Vicente de Figueiredo Latorraca, Mário Tomazello Filho, Rosilei Aparecida Garcia, Alexandre Monteiro de Carvalho

Volume: 21 - Issue: 3

Resumo. The commercial forests plantation contributes decisively to generate socio-economic and environmental benefits, providing sustainability at the forest-based industries. The Eucalyptus grandis Hill ex Maiden stand out as one of the most cultivated species for reforestation in Brazil. The objective...

Acessar o artigo
Desenvolvimento de modelos de calibração NIRS para minimização das análises de madeiras de Eucalyptus spp. - (2011)

Leonardo Chagas de Sousa, José Lívio Gomide, Flaviana Reis Milagres, Diego Pierre de Almeida

Volume: 21 - Issue: 3

Resumo. Foi avaliada a técnica de seleção de amostras de madeira de Eucalyptus spp. pelo algoritmo de Kennard- Stone para desenvolvimento de modelos de calibração NIRS (Espectroscopia de Infravermelho próximo), objetivando minimizar o número de amostras,...

Acessar o artigo
Efeito da fertilização em propriedades mecânicas da madeira de Eucalyptus grandis - (2011)

Israel Luiz de Lima, José Nivaldo Garcia

Volume: 21 - Issue: 3

Resumo. O efeito da fertilização na quantidade e qualidade da madeira produzida é uma das questões a serem consideradas nas pesquisas de Eucalyptus grandis. O presente trabalho teve como objetivo avaliar o efeito da fertilização nas propriedades mecânicas...

Acessar o artigo
Efeito do tempo e da temperatura de modificação térmica na redução do inchamento máximo da madeira de Eucalyptus grandis Hill ex Maiden - (2011)

Djeison Cesar Batista, Ivan Tomaselli, Ricardo Jorge Klitzke

Volume: 21 - Issue: 3

Resumo. Thermal modification of wood was developed in the decade of 1940 and has been largerly studied and produced in Europe. In Brazil, the research about this technique is still little and sparse, but it has gained attention nowadays. The aim of this study was to evaluate the influence of time and...

Acessar o artigo
Efeito do tratamento químico na sanidade de sementes de espécies florestais - (2011)

Lilianne Gomes da Silva, Fernando Carrara Cosmi, Waldir Cintra de Jesus Junior, Antônio Fernando de Souza, Willian Bucker Moraes

Volume: 21 - Issue: 3

Resumo. This study evaluated the effect of different fungicide and sodium hypochlorite treatments in reducing the incidence of fungi on seeds of native species of the Atlantic rainforest. The experiment was done using the completely randomized design in a 5x5 factorial with five levels of factor A...

Acessar o artigo
Espécies predominantes na deposição de serapilheira em fragmento de Floresta Estacional Decidual no Rio Grande do Sul - (2011)

Mauro Valdir Schumacher, Peter Trüby, Joseane Marian Marafiga, Márcio Viera, Denise Andréia Szymczak

Volume: 21 - Issue: 3

Resumo. This study had as objective to evaluate litter total deposition and litter from main species from Seasonal Deciduous Forest, in Itaara, RS. Thirty circular metal collectors were allocated in six plots. The litter was collected monthly, from January 2006 to December 2007. The litter was separated...

Acessar o artigo
Estrutura e composição do estrato de regeneração e vegetação associada de diferentes estádios sucessionais no leste do Paraná - (2011)

Marco Antonio Gomes Souto, Maria Regina Torres Boeger

Volume: 21 - Issue: 3

Resumo. In recent decades, the human activities caused the overall decline in biodiversity and, to understand the impacts on plant communities, it is necessary to analyze the regenerative potential of the forest. Studies on the floristic composition and the structure of the guild of seedlings in...

Acessar o artigo
Exportação e reposição nutricional no primeiro desbaste de um povoamento de Pinus taeda L. em área de segunda rotação - (2011)

Eduardo Kneipp Londero, Mauro Valdir Schumacher, Denise Andréia Szymczak, Márcio Viera

Volume: 21 - Issue: 3

Resumo. This study aimed to quantify biomass, the export and nutrient replacement in trees of a first thinning Pinus taeda L. stand, in Cambará do Sul, RS state. To do so, a forest inventory was done in three plots (60 m x 60 m), where three trees were cut in each plot. Live and dead needles, live...

Acessar o artigo
Fitossociologia em fragmento florestal no noroeste do estado do Rio Grande do Sul - (2011)

Marcelo Callegari Scipioni, César Augusto Guimarães Finger, Edison Bisognin Cantarelli, Luciano Denardi, Evandro Alcir Meyer

Volume: 21 - Issue: 3

Resumo. For the current study, 10 plots measuring 20x50 meters were created in the city of Frederico Westphalen, in the state of Rio Grande do Sul, Brazil. All plants within these plots with a diameter at breast height (DBH) of ¿ 5 cm were identified, resulting in a total of 1,461 plants per...

Acessar o artigo
Índices de área verde y cobertura vegetal para la ciudad de Parral (Chile), mediante fotointerpretación y SIG - (2011)

Carlos Mena, Yony Ormazábal, Yohana Morales, Rómulo Santelices, John Gajardo

Volume: 21 - Issue: 3

Resumo. The importance of the green areas is increasing since they are an important factor in the health and welfare of urban population. Therefore, in Parral city, in Central Chile, it was quantified and analyzed the availability of green areas and vegetation cover, using aerial photographs scale...

Acessar o artigo
Influência da aplicação de NPK e calcário sobre o crescimento da erva- mate, severidade da podridão-de-raízes e população fúngica do solo - (2011)

Igor Poletto, Marlove Fátima Brião Muniz, Denise Ester Ceconi, Elena Blume

Volume: 21 - Issue: 3

Resumo. The present work evaluated the influence of the application of NPK and liming doses in the soil, on the growth of Erva-mate, the severity of rot-root and the fungi population of the soil. To do so, an experiment was installed at the green house, in the Forest Nursery of UFSM, using an...

Acessar o artigo
Landscape valuation based on the ecological requirements of 'Tayassu pecari' and 'Tapirus terrestris' - a forest with araucaria, in Paraná state, Brazil - (2011)

Gisley Paula Vidolin, Daniela Biondi Batista, Adilson Wandembruck

Volume: 21 - Issue: 3

Resumo. This study valuated the landscape of Lageado Grande farm (LGF), an area of 3,136.32 ha, located in General Carneiro, Palmas, and Bituruna, Paraná state, Brazil. The evaluation was based on an integral analysis of the ecological requirements of Tayassu pecari and Tapirus terrestris and the...

Acessar o artigo
Macronutrientes na produção de mudas de canafístula em argissolo vermelho amarelo da região da zona da mata, MG - (2011)

Cezar Augusto Fonseca e Cruz, Haroldo Nogueira de Paiva, Ana Catarina Monteiro Carvalho Mori da Cunha, Júlio César Lima Neves

Volume: 21 - Issue: 3

Resumo. The objective of this work was to evaluate the effect of macronutrients doses upon the growth and quality indices of Peltophorum dubium seedlings and to determine the recommended doses for them to establish a suitable fertilization program. In the paper, carried out in a greenhouse, samples of...

Acessar o artigo
Mecanismos de regeneração natural em remanescente de Floresta Estacional Decidual - (2011)

Marta Silvana Volpato Sccoti, Maristela Machado Araujo, Cristiane Friedrich Wendler, Solon Jonas Longhi

Volume: 21 - Issue: 3

Resumo. Due to the loss of biodiversity and natural habitat because of the forests fragmentation, it is the needed to find alternatives that allow the recovery of these environments. Thus, this study aimed to obtain information about the potential of natural regeneration mechanisms (seed rain, soil seed...

Acessar o artigo
Propriedades físicas e mecânicas de painéis LVL de Eucalyptus grandis - (2011)

Hernando Alfonso Lara Palma, Adriano Wagner Ballarin

Volume: 21 - Issue: 3

Resumo. O presente trabalho teve como objetivo principal avaliar as propriedades físicas e mecânicas de painéis LVL (Laminated veneer lumber) confeccionados com lâminas de Eucalyptus grandis, provenientes de reflorestamentos da região de Sengés, Paraná -...

Acessar o artigo
Qualidade de chapas de partículas de Pinus elliottii coladas com resina poliuretana sob diferentes combinações de pressão e temperatura - (2011)

Juarez Benigno Paes, Shirley Tavares Nunes, Francisco Antônio Rocco Lahr, Maria de Fátima Nascimento, Roberta Maria de Albuquerque Lacerda

Volume: 21 - Issue: 3

Resumo. This work aimed to produce homogeneous layer particle boards with residues of Pinus elliottii wood adhered with polyurethane adhesive to castor oil plant base and to evaluate the effect of the combination of pressure and temperature in the quality of the particle boards produced. To do so, 12...

Acessar o artigo
Remoção de hemiceluloses da madeira por tratamento de auto-hidrólise - (2011)

Dalton Longue Júnior, Jorge Luiz Colodette

Volume: 21 - Issue: 3

Resumo. The objective of this study was to assess the impact of removing hemicelluloses from chips of eucalyptus wood by self-hydrolysis treatment (H2O) and on the subsequent 'kraft' process behavior and pulps bleachability and quality. The self-hydrolysis treatments were conducted at...

Acessar o artigo
Vermiculita como substrato para o teste de germinação de sementes de barbatimão - (2011)

Cibele Chalita Martins, Carla Gomes Machado, Isliana Griebler Ribeiro Caldas, Israel Gomes Vieira

Volume: 21 - Issue: 3

Resumo. The objective of this research was to evaluate the use of vermiculite as a substrate for the germination test of 'barbatimão' seeds and to establish what would be the best granulometry and the best moisture intensity to germinate 'barbatimão' seeds. Four...

Acessar o artigo
Associação micorízica em espécies arbóreas, atividade microbiana e fertilidade do solo em áreas degradadas de cerrado - (2011)

Márcia Helena Scabora, Kátia Luciene Maltoni, Ana Maria Rodrigues Cassiolato

Volume: 21 - Issue: 2

Resumo. The recuperation of areas used during the construction of the hydroelectric plant, especially in "borrowed areas", is a difficult and long process since all vegetation and the fertile layer of soil were removed. Interventions in these degraded areas could accelerate the revegetation...

Acessar o artigo
Avaliação de sauveiros externos em eucaliptais de Minas Gerais - (2011)

Iris Cristiane Magistrali, Norivaldo dos Anjos

Volume: 21 - Issue: 2

Resumo. There is great difficulty to improve techniques of integrated pest management of leaf cutting ants, mainly when found outside of, but near to, forest plantations. This work aims to characterize aspects such as nest size and foraging distance from eucalypt plantations. Studies were performed near...

Acessar o artigo
Caracterização da vegetação e espécies para recuperação de mata ciliar, Ijuí, RS - (2011)

Angela Luciana de Avila, Maristela Machado Araujo, Solon Jonas Longhi, Ezequiel Gasparin

Volume: 21 - Issue: 2

Resumo. Riparian forests form ecological corridors and enable the preservation of biodiversity and water resources. The maintenance of these ecological functions often requires the environmental restoration of these ecosystems. Thus, we aimed to characterize the arboreal vegetation and identify species...

Acessar o artigo
Caracterização de compósitos produzidos com polietileno de alta densidade (HDPE) e serragem da indústria moveleira - parte II - extrusão em dupla-rosca - (2011)

Éverton Hillig, Setsuo Iwakiri, Clovis Roberto Haselein, Otávio Bianchi, Débora Moraes Hillig

Volume: 21 - Issue: 2

Resumo. In this work, wood plastic composites made of HDPE and different types of wood sawdust generate at furniture industries are characterised. The equipment used was a 19 mm co-rotating twin-screw extruder, complementing previous studies where the composites were mixed using a single-screw extruder....

Acessar o artigo
Efeitos do uso em sistema faxinal na florística e estrutura em duas áreas da Floresta Ombrófila Mista no munícipio de Rebouças, PR - (2011)

Jey Marinho de Albuquerque, Luciano Farinha Watzlawick, Natália Silva de Mesquita

Volume: 21 - Issue: 2

Resumo. The natural range of the Mixed Ombrophilous Forest (MOF) is located in the southern Brazilian highlands. The Mixed Ombrophilous Forest is characterized by the presence of Faxinal People, who live in Caboclo communities, characterized by their community life. This study aimed to analyze and...

Acessar o artigo
Espacialização da temperatura do ar anual no estado de Alagoas com diferentes modelos digitais de elevação e resoluções espaciais - (2011)

Gustavo Bastos Lyra, Mercel José dos Santos, José Leonaldo de Souza, Guilherme Bastos Lyra, Marcos Alex dos Santos

Volume: 21 - Issue: 2

Resumo. The aim of this study was to establish a digital elevation model and its horizontal resolution to interpolate the annual air temperature for the Alagoas State by means of multiple linear regression models. A multiple linear regression model was adjusted to series (11 to 34 years) of annual air...

Acessar o artigo
Estoques de carbono e nitrogênio nas frações da matéria orgânica em argissolo sob eucalipto e pastagem - (2011)

Rodinei Facco Pegoraro, Ivo Ribeiro da Silva, Roberto Ferreira de Novais, Nairam Felix de Barros, Sebastião Fonseca, Carlos Silva Dambroz

Volume: 21 - Issue: 2

Resumo. to the different characteristics of each plant and their biomass management; the largest stock of C and N can be found under eucalypt, originating from the biomass at the soil surface layer and increasing the C/N in decomposition of plant residues. These differences may cause a decrease in the...

Acessar o artigo
Estrutura e classificação de um remanescente de floresta ripária no município de Lages, SC - (2011)

André Rosalvo Terra Nascimento, Paulo Henrique Xavier Ramos, Cilmar Antônio Dalmaso

Volume: 21 - Issue: 2

Resumo. This paper investigates aspects of classification and reports the diversity in a remnant of a riparian forest in Lages, Santa Catarina. Twenty-five plots were allocated along the river, and all trees with diameter at breast height (DBH) greater than or equal to 5 cm were measured. The community...

Acessar o artigo
Estudo da massa específica básica e da variação dimensional da madeira de três espécies de eucalipto para a indústria moveleira - (2011)

Camila Santos Doubek Lopes, Adriana Maria Nolasco, Mário Tomazello Filho, Carlos Tadeu dos Santos Dias, Alexandre Pansini

Volume: 21 - Issue: 2

Resumo. The utilization of wood from reforested species by the furniture industry is a recent trend. Thus, the present study determined the specific gravity and shrinkage of wood of 18-year-old Eucalyptus grandis, Eucalyptus dunnii and Eucalyptus urophylla, for use as components in solid wood furniture...

Acessar o artigo
Florística e fitossociologia do estrato herbáceo e da regeneração arbórea de trecho de floresta secundária em Juquitiba, SP, Brasil - (2011)

Rodrigo Trassi Polisel

Volume: 21 - Issue: 2

Resumo. The aim of this work was to study the composition and structure of the herbaceous and tree regeneration community and to evaluate the negative consequences of these descriptors of the community which were generated from the record of area use (deforestation to produce vegetal coal). This study...

Acessar o artigo
IMPACTOS DA QUEIMA SOBRE ATRIBUTOS QUÍMICOS, FÍSICOS E BIOLÓGICOS DO SOLO - (2011)

Marciel Redin, Pablo Miguel, Genuir Luís Denega, Manoeli Lupatini, Alexandre Doneda, Eduardo Lorensi de Souza, Gabriel de Franceschi dos Santos

Volume: 21 - Issue: 2

Resumo. The aim of this study was to verify through literature review the possible impacts of the use of fire on physical, chemical and biological attributes of soil. In relation to physical attributes, the fire may cause a decrease in the volume of macropores, the size of aggregates, the rate of...

Acessar o artigo
Modelos de crescimento em diâmetro de árvores individuais de Araucaria angustifolia (Bertol.) Kuntze em Floresta Ombrófila Mista - (2011)

Tatiane Chassot, Frederico Dimas Fleig, César Augusto Guimarães Finger, Solon Jonas Longhi

Volume: 21 - Issue: 2

Resumo. This work aims to model the diameter growth for individual trees of Araucaria angustifolia, present in the Mixed Ombrophylous Forest in the northeast of Rio Grande do Sul. Thus, 251 araucaria individuals located on the permanent plots of the Project PELD - CNPq were remeasured after a period of 8...

Acessar o artigo
Padrões para germinação, pureza, umidade e peso de mil sementes em análises de sementes de espécies florestais nativas do Rio Grande do Sul - (2011)

Fernanda de Oliveira Brüning, Alessandro Dal'Col Lúcio, Marlove Fátima Brião Muniz

Volume: 21 - Issue: 2

Resumo. This study had the objective of establishing limits for seed germination, purity, 1000-seed weight and humidity, aiming at the quality control of laboratory seed analysis for forest species. To that end, results of forest species seed analysis from 1997 until 2007 were obtained from the archives...

Acessar o artigo
Proposta de protocolo para extração de DNA de Jabuticabeira - (2011)

Moeses Andrigo Danner, Simone Aparecida Zolet Sasso, Juliana Vitória Messias Bittencourt, Idemir Citadin, Marcos Robson Sachet

Volume: 21 - Issue: 2

Resumo. O presente trabalho teve por objetivo adaptar o protocolo descrito por Soto (2001), testar diferentes fontes (tecido vegetal) e estabelecer condições de coleta e pré-tratamento de amostras para extração de DNA de jabuticabeira (Plinia cauliflora (DC.) Berg,...

Acessar o artigo
Regeneração natural avançada de espécies arbóreas nativas no sub-bosque de povoamentos de Eucalyptus saligna Smith., na zona da mata sul de Pernambuco - (2011)

Antonia Lidiane de Alencar, Luiz Carlos Marangon, Ana Lícia Patriota Feliciano, Rinaldo Luiz Caraciolo Ferreira, Lucineide de Jesus Teixeira

Volume: 21 - Issue: 2

Resumo. The capacity of natural regeneration of native species in situations of competition with forest plantation trees can be considered an important factor in maintaining diversity. Therefore, the present study evaluated the natural regeneration of native species in the sub-forest of a settlement of...

Acessar o artigo
Sobrevivência e crescimento inicial de mudas de Pinus taeda L. com diferentes diâmetros do colo - (2011)

Raúl Vicente Pezzutti, Silvana Lucia Caldato

Volume: 21 - Issue: 2

Resumo. The aim of this research was to evaluate the survival and growth of Pinus taeda seedlings produced in containers and bare root with different collar diameters. Two trials were established in a poor drained area located in the Corrientes province, Argentina. The experimental design was randomized...

Acessar o artigo
Transformação da paisagem e o uso dos recursos florestais na agricultura familiar: um estudo de caso em área de Mata Atlântica - (2011)

Gisele Garcia Alarcon, Daiane Soares Caporal, Angela da Veiga Beltrame, Karen Follador Karam

Volume: 21 - Issue: 2

Resumo. The municipality of São Bonifácio is located in the eastern mountain region of Santa Catarina, in the Atlantic Forest biome. Agriculture and dairy farming, carried out on small properties constitute the main economic activity, which is responsible for ensuring work for the majority...

Acessar o artigo
Uma nova espécie de Butia (Becc.) Becc. (Arecaceae) para o Rio Grande do Sul, Brasil - (2011)

Kelen Pureza Soares, Solon Jonas Longhi

Volume: 21 - Issue: 2

Resumo. A new Butia (Becc.) Becc. (Arecaceae): Butia witeckii K. Soares & S. Longhi, native of the central region of Rio Grande do Sul - Brazil is described and illustrated. The species is related to Butia yatay (Mart.) Becc. and Butia paraguayensis (Barb. Rodr.) L.H.Bailey, differing from these two...

Acessar o artigo
Uso de resíduos industriais na remediação de solo contaminado com cádmio e zinco - (2011)

Marcio Osvaldo Lima Magalhães, Nelson Moura Brasil do Amaral Sobrinho, Nelson Mazur

Volume: 21 - Issue: 2

Resumo. This study aimed to evaluate the use of two types of industrial waste to reduce availability of zinc and cadmium in contaminated soil. The experiment was conducted in a greenhouse at the Universidade Federal Rural do Rio de Janeiro during 225 days, using a substrate contaminated with zinc and...

Acessar o artigo
Variações nos teores de carbono orgânico em função do desmatamento e revegetação natural do solo - (2011)

Sidinei Leandro Klöckner Stürmer, Otavio Bagiotto Rossato, André Carlos Cruz Copetti, Danilo Rheinheimer dos Santos, Ademir Calegari, Betania Brum

Volume: 21 - Issue: 2

Resumo. A flutuação no conteúdo de matéria orgânica do solo é severamente afetada pelo uso e manejo do solo. Em solos física e quimicamente frágeis a destruição da vegetação nativa pode levar a diminuição...

Acessar o artigo
Análise faunística de coleópteros em sistema silvipastoril - (2011)

Alexander Machado Auad, Caio Antunes de Carvalho

Volume: 21 - Issue: 1

Resumo. The aim of this study was to conduct a survey of beetles (Coleoptera) in a silvopastoral system, estimating constancy, abundance, richness, diversity of families and seasonality, from July 2006 to June 2008. The study was carried out at the Embrapa Dairy Cattle station, in Coronel Pacheco, Minas...

Acessar o artigo
Análise temporal da vegetação na região do nordeste através de dados EVI do MODIS - (2011)

Mileide de Holanda Formigoni, Alexandre Cândido Xavier, Julião Soares de Souza Lima

Volume: 21 - Issue: 1

Resumo. The Brazilian Northeast (NEB) region presents different vegetation types that are important to maintain this ecosystem. With remote sensing techniques it is possible to analyze variations in vegetation community and alterations in vegetation phenology. The main objective of this work is to...

Acessar o artigo
Besouros cerambycidae associados a Eucalyptus spp. no município de Pinheiro Machado, RS - (2011)

Oderlei Bernardi, Mauro Silveira Garcia, Eduardo José Ely e Silva, Luiza Cristiane Fialho Zazycki, Daniel Bernardi, Dinorvan Miorelli, Élder Finkenauer

Volume: 21 - Issue: 1

Resumo. The objective of this study was to collect, identify and carry out a faunistic characterization of Cerambycidae occurring in a forest of Eucalyptus spp., on São Manoel farm, in the municipality of Pinheiro Machado, RS. In the period from February 2006 to October 2007, collections of...

Acessar o artigo
Biomassa em povoamentos de Eucalyptus spp. de pequenas propriedades rurais em Vera Cruz, RS - (2011)

Mauro Valdir Schumacher, Rudi Witschoreck, Francine Neves Calil

Volume: 21 - Issue: 1

Resumo. The study was conducted in 2, 4, 6 and 8 year-old Eucalyptus spp. stands, in the municipality of Vera Cruz, RS. The eucalyptus biomass sampling consisted of felling 24 trees, 6 trees per age, distributed in three diametric classes. The understory and litter compartments were also sampled. The...

Acessar o artigo
Branqueamento de polpa de eucalipto com sequências curtas - (2011)

Flaviana Reis Milagres, Jorge Luiz Colodette, Marcos Sousa Rabelo, Danila Morais de Carvalho

Volume: 21 - Issue: 1

Resumo. Eucalyptus spp kraft pulp, due to its high content of hexenuronic acids, is quite easy to bleach. Therefore, investigations have been made attempting to decrease the number of stages in the bleaching process in order to minimize capital costs. This study focused on the evaluation of short ECF...

Acessar o artigo
Caracterização tecnológica da madeira de Eucalyptus benthamii para produção de celulose kraft - (2011)

Isabel Cristina Nogueira Alves, José Lívio Gomide, Jorge Luiz Colodette, Helton Damin da Silva

Volume: 21 - Issue: 1

Resumo. The purpose of this study was to evaluate the quality of Eucalyptus benthamii wood for kraft pulp production. A hybrid of Eucalyptus urophylla x Eucalyptus grandis, probably the most planted Eucalyptus clone in Brazil, was also analyzed for comparison purposes. Basic density, chemical composition...

Acessar o artigo
Comportamento de Peltophorum dubium (Spreng.) Taub., Parapiptadenia rigida (Benth.) Brenan e Enterolobium contortisiliquum (Vell.) Morong cultivadas em solo contaminado com cobre - (2011)

Rodrigo Ferreira da Silva, Manoeli Lupatini, Zaida Inês Antoniolli, Lineu Trindade Leal, Carlos Augusto Moro Junior

Volume: 21 - Issue: 1

Resumo. Soils contaminated by copper may interfere with the physiological development and establishment of plants. An alternative for the revegetation of these soils is the use of native species tolerant to copper. This study aimed to evaluate the tolerance of three native forest species to excess copper...

Acessar o artigo
Conservação de sementes de marizeiro Geoffroea spinosa Jacq. utilizando diferentes embalagens e ambientes - (2011)

Vênia Camelo de Souza, Leonaldo Alves de Andrade, Flávio Ricardo da Silva Cruz, Juliano Ricardo Fabricante, Lamartine Soares Bezerra de Oliveira

Volume: 21 - Issue: 1

Resumo. Geoffroea spinosa Jacq., commonly known as marizeiro in Brazil, is an important tree species, mainly because it is adapted to riparian forest conditions in semi-arid and associated ecosystems. The species occur in large areas of northeastern Brazil and in the São Francisco river valley,...

Acessar o artigo
Cultivo in vitro de Sequoia sempervirens L. em meio de nutritivo esterilizado com hipoclorito de sódio - (2011)

Juliana Martins Ribeiro, Silvio Lopes Teixeira, Débora Costa Bastos

Volume: 21 - Issue: 1

Resumo. The autoclaving used for sterilization of glassware, culture media and surgical materials in laboratory is a costly operation, due to the high cost of the equipment and the equally high consumption of energy. For these reasons, the substitution of this sterilization technique for another less...

Acessar o artigo
Efeito do teor de lignina da madeira de Eucalyptus globulus Labill. no desempenho da polpação kraft - (2011)

Gabriel Valim Cardoso, Celso Edmundo Bochetti Foelkel, Sonia Maria Bitencourt Frizzo, Claudia Adriana Broglio da Rosa, Teotônio Francisco de Assis, Patrícia de Oliveira

Volume: 21 - Issue: 1

Resumo. In this research, it was analyzed the lignin content effect of Eucalyptus globulus Labill. wood in kraft pulping optimization. Seventy-two laboratory cooking were made with wood chips obtained from six Eucalyptus globulus trees selected from a group of 50 trees. The wood chips from three trees...

Acessar o artigo
Estabelecimento e multiplicação in vitro de Luehea divaricata Mart. & Zucc - (2011)

Andressa Vasconcelos Flôres, Lia Rejane Silveira Reiniger, Aline Ritter Curti, Ana Catarina Monteiro Carvalho Mori da Cunha, Diego Pascoal Golle, Josiana Scherer Bassan

Volume: 21 - Issue: 1

Resumo. Luehea divaricata Mart. & Zucc. of the Malvaceae family, is a forest tree species that has suffered greatanthropic disturbance during the last decades. This fact has contributed to the reduction of natural populations and, consequently, of its genetic variability. This justifies studies...

Acessar o artigo
Histórico dos incêndios florestais no Parque Nacional do Itatiaia - (2011)

Izar Aximoff, Rodrigo de Carvalho Rodrigues

Volume: 21 - Issue: 1

Resumo. This study was conducted with the aim of evaluating the fire reports occurring in the Itatiaia National Park (INP) between 1937 and 2008 and aiming to show information about the total number of fires occurred, and the annual burnt areas, in relation with climate and biodiversity, the months of...

Acessar o artigo
Influência da contaminação do solo por cobre no crescimento e qualidade de mudas de açoita-cavalo (Luehea divaricata Mart. & Zucc.) e aroeira-vermelha (Schinus therebinthifolius Raddi) - (2011)

Rodrigo Ferreira da Silva, Fábio Luiz Fleig Saidelles, Alessandro Salles da Silva, Juan Silveira Bolzan

Volume: 21 - Issue: 1

Resumo. Copper contamination has become common in areas of mining and grape culture in Rio Grande do Sul. The aim of this study was to evaluate the influence of the dose of copper on growth and seedling quality of acoita-cavalo and aroeira-vermelha. The experimental design was completely randomized in a...

Acessar o artigo
Maturação fisiológica de sementes de Erythrina crista-galli L - (2011)

Marília Lazarotto, Rafael Beltrame, Marlove Fátima Brião Muniz, Elena Blume

Volume: 21 - Issue: 1

Resumo. The objective of this research was to study the maturation process of Erythrina crista-galli L. seeds to determinate the ideal collect period. In this regard, six trees located in Santa Maria (RS) were used from which were collected weekly, starting with fruits and followed until seeds...

Acessar o artigo
Produção de biomassa no corte raso em plantio de Araucaria angustifolia (Bertol.) Kuntze de 27 anos de idade em Quedas do Iguaçu, PR - (2011)

Mauro Valdir Schumacher, Rudi Witschoreck, Francine Neves Calil, Vicente Guilheme Lopes, Márcio Viera

Volume: 21 - Issue: 1

Resumo. This study, conducted in a 27-year-old Araucaria angustifolia stand in the municipality of Quedas do Iguaçu (PR) county, aimed to estimate tree components, understory and accumulated litter biomasses. Biomass was estimated through regression equation adjustments, with 21 trees felled,...

Acessar o artigo
Produção do Pinus taeda L. em povoamento desbastado na região dos Campos de Cima da Serra, Rio Grande do Sul - (2011)

Luiz Ernesto Grillo Elesbão, Paulo Renato Schneider

Volume: 21 - Issue: 1

Resumo. This work was carried out with the objective of studying the yield of Pinus taeda L., planted in an initial spacing of 3 x 2 m, located in Canela, Rio Grande do Sul state. The amostral population was submitted to one and two selective thinning, beyond a control sample, without thinning. The...

Acessar o artigo
Relação entre NDVI e florística em fragmentos de Floresta Estacional Decidual no Vale do Paranã, Goiás - (2011)

Potira Meirelles Hermuche, Jeanine Maria Felfili

Volume: 21 - Issue: 1

Resumo. The objective of this paper was to evaluate the relationship between NDVI and the patterns of the dominant species in three fragments of seasonally deciduous forest (SDF) in the Parana Valley in Goias State, Brazil. Landsat 7 ETM+ images from the year 2001 were used. The study showed a relation...

Acessar o artigo
Resposta de mudas de Senna macranthera cultivadas em Argissolo Vermelho-Amarelo a macronutrientes - (2011)

Cezar Augusto Fonseca e Cruz, Haroldo Nogueira de Paiva, Ana Catarina Monteiro Carvalho Mori da Cunha, Júlio César Lima Neves

Volume: 21 - Issue: 1

Resumo. Senna macranthera has great natural occurrence, with potential use in the recovery of degraded areas. However, there is need for information on the nutrition of native forest species. In that sense, the objectives of this study were to evaluate the effect of doses of N, P, K, Ca, Mg and S on...

Acessar o artigo
Site index models for calabrian pine (Pinus brutia Ten.) in Thasos Island, Greece - (2011)

Kyriaki Kitikidou, Diamantis Bountis, Elias Milios

Volume: 21 - Issue: 1

Resumo. A site index model for Calabrian pine (Pinus brutia Ten.) in Thasos island (North Aegean sea, Greece) is presented. The model was fitted and validated from 150 stem analyses, obtained from 75 fixed-area plots from five experimental sites. Four height growth equations of difference form were...

Acessar o artigo
Utilização de resíduos da madeira de candeia (Eremanthus erythropappus (DC.) Macleish) na produção de painéis aglomerados com adição de pet - (2011)

Rosimeire Cavalcante dos Santos, Lourival Marin Mendes, Angélica de Cássia Oliveira Carneiro, Fábio Akira Mori, Renato Vinícius Oliveira Castro, Rafael Farinassi Mendes

Volume: 21 - Issue: 1

Resumo. This work aimed to evaluate, through the physical and mechanical properties, the panels production viability with inclusion of candeia (Eremanthus  erythropappus) wood residues and the influence of different percentages of PET (polyethylene terephthalate), as well as the presence and absence...

Acessar o artigo
AVALIAÇÃO TÉCNICA E ECONÔMICA DO CORTE DE EUCALIPTO COM FELLERBUNCHER EM DIFERENTES CONDIÇÕES OPERACIONAIS - (2010)

Danilo Simões, Ivan Chiaramonti Iamonti, Paulo Torres Fenner

Volume: 20 - Issue: 4

Resumo. This study aimed to technically and economically evaluate the Feller-buncher in different conditions of harvest in eucalypt forests of second cut. The technical analysis included a study of time and movements by the method of continuous time, and operational performance was determined by volume...

Acessar o artigo
COLEÓPTEROS COLETADOS COM ARMADILHAS LUMINOSAS E ETANÓLICAS EM PLANTIO DE Eucalyptus spp. NO SUL DO RIO GRANDE DO SUL - (2010)

Oderlei Bernardi, Mauro Silveira Garcia, Eduardo José Ely e Silva, Luiza Cristiane Fialho Zazycki, Daniel Bernardi, Dinorvan Miorelli, Glodoaldo Arantes Ramiro, Élder Finkenauer

Volume: 20 - Issue: 4

Resumo. The objective of this study was to collect, identify and study population fluctuation of Coleoptera species in a forest of Eucalyptus spp., on a farm in the municipality of Pinheiro Machado, Rio Grande do Sul State. Insects were collected with light traps and ethanol traps, once every fifteen...

Acessar o artigo
CONTROLE DE PROCESSO EROSIVO PROVOCADO POR ROMPIMENTO DE ADUTORA NA SERRA DA MANTIQUEIRA, SP, BRASIL - (2010)

Admilson Clayton Barbosa, Helio Nobile Diniz

Volume: 20 - Issue: 4

Resumo. In the southern escarpment of the Serra da Mantiqueira, northeast geographic divider between the State of São Paulo and Minas Gerais, there was an environmental accident caused by the disruption of an adductor whose purpose is to lead the water from a reservoir located at an altitude of...

Acessar o artigo
CRESCIMENTO EM VIVEIRO DE MUDAS DE Schizolobium parahyba (Vell.) S. F. Blake. SUBMETIDAS A NÍVEIS DE SOMBREAMENTO - (2010)

Braulio Otomar Caron, Velci Queiróz de Souza, Edison Bisognin Cantarelli, Paulo Augusto Manfron, Alexandre Behling, Elder Eloy

Volume: 20 - Issue: 4

Resumo. The study of the growth and development of a plant under different environmental conditions offers the researcher a good clue as to which are the best conditions to grow a particular species. The main objective was to evaluate the initial growth, for up to 80 days, for of Schizolobium parahyba...

Acessar o artigo
DENSIDADE BÁSICA E RETRATIBILIDADE DA MADEIRA DE CLONES DE TRÊS ESPÉCIES DE Eucalyptus - (2010)

Djeison Cesar Batista, Ricardo Jorge Klitzke, Carlos Vinícius Taborda Santos

Volume: 20 - Issue: 4

Resumo. Among the planted forests that supply the national wood industry, the genus Eucalyptus has become the most important, due to its fast growth, ease of large scale planting and variability of wood use. The generation of new hybrids and clones is a reality in the national practice of silviculture,...

Acessar o artigo
DETERMINAÇÃO DO ESTOQUE DE CARBONO EM TECA (Tectona grandis L. F.) EM DIFERENTES IDADES - (2010)

Eleusa Maria Almeida, José Holanda Campelo Júnior, Zenesio Finger

Volume: 20 - Issue: 4

Resumo. The objective of this study was to evaluate the quantity of carbon in teak (Tectona grandis L.f.), with 0.5; 1.5; 2.5; 3.5 and 5.5 years of age, during one year. The teak evaluated belonged to the BRASTECA AGROFLORESTAL LTDA company, located in the municipality of Santo Antônio of Leverger,...

Acessar o artigo
EFEITO DA RADIAÇÃO ULTRAVIOLETA NA COR DA MADEIRA DE FREIJÓ (Cordia goeldiana Huber) APÓS RECEBER PRODUTOS DE ACABAMENTOS - (2010)

Joaquim Carlos Gonçalez, Tiago Leandro Freire Félix, Fernando Nunes Gouveia, José Arlete Alves Camargos, Patrícia Gomes Ribeiro

Volume: 20 - Issue: 4

Resumo. Ultraviolet radiation is considered the most damaging radiation to wood, affecting itsproperties and especially its color. The application of finishing products such as varnishes, stains and inks can minimize the action of this radiation. This study aimed to evaluate the effect of ultraviolet...

Acessar o artigo
ESTIMATIVA DA IDADE DE SEGREGAÇÃO DO LENHO JUVENIL E ADULTO DE Carya illinoinensis (Wangenh) K. Koch POR MEIO DE PARÂMETROS ANATÔMICOS DA MADEIRA - (2010)

Darci Alberto Gatto, Clovis Roberto Haselein, Ediane Andréia Buligon, Leandro Calegari, Diego Martins Stangerlin, Rafael Rodolfo de Melo, Rômulo Trevisan, Elio José Santini

Volume: 20 - Issue: 4

Resumo. Knowledge of the demarcation of juvenile and mature wood is essential both for wood technology and forest management. Thinning, in most cases, must take into account this parameter, as the juvenile wood has inferior characteristics compared to mature wood, and different proportions of each type...

Acessar o artigo
MOBILIZAÇÃO DE RESERVAS NO EIXO EMBRIONÁRIO E NOS COTILÉDONES DE SEMENTES DE Schizolobium parahyba (Vell.) S. F. Blake DURANTE A GERMINAÇÃO - (2010)

Simone Rodrigues de Magalhães, Eduardo Euclydes de Lima e Borges, Ana Paula de Aguiar Berger

Volume: 20 - Issue: 4

Resumo. Knowledge of seed chemical composition is very important in order to understand behavior during germination, storage and metabolic processes involved during reserve degradation, the latter of which affects seed vigor. The objective of this study was to assess changes in carbohydrates, lipids and...

Acessar o artigo
NUTRIENTES NA SERAPILHEIRA EM UM FRAGMENTO DE FLORESTA ESTACIONAL DECIDUAL, ITAARA, RS - (2010)

Márcio Viera, Silvana L. Caldato, Suzana Ferreira da Rosa, Maria Raquel Kanieski, Dane Block Araldi, Sidinei Rodrigues dos Santos, Mauro Valdir Schumacher

Volume: 20 - Issue: 4

Resumo. The aim of the present study was to quantity aboveground mass and nutrients in a deciduous seasonal forest fragment in the district of Itaara, RS, Brazil. For quantification and fractionation of the litter, sampling was carried out using two methodologies: the first one for leaves and branches...

Acessar o artigo
PLANTIO MISTO DE Eucalyptus urograndis E Acacia mearnsii EM SISTEMA AGROFLORESTAL: I - PRODUÇÃO DE BIOMASSA - (2010)

Isabel Sandra Kleinpaul, Mauro Valdir Schumacher, Márcio Viera, Marcio Carlos Navroski

Volume: 20 - Issue: 4

Resumo. This study aimed to evaluate a mixed stand of Eucalyptus urograndis and Acacia mearnsii in an agroforestrysystem with corn (Zea mays L.) in Bagé, RS. The design entailed a randomized block with five treatments and three replicates (T1- 100E; T2- 100A; T3- 50E:50A; T4- 75E:25A e T5-...

Acessar o artigo
QUALIDADE DO SOLO E PRODUTIVIDADE DE Pinus taeda NO PLANALTO CATARINENSE - (2010)

Cedinara Arruda Santana Morales, Jackson Adriano Albuquerque, Jaime Antonio de Almeida, Jacson Marcelo Marangoni, James Stahl, Djalma Miler Chaves

Volume: 20 - Issue: 4

Resumo. In forest areas, the continual use of the soil alters its physical attributes and deteriorates its quality, in consequence of the traffic of machines used in forest operations, resulting in lower yields of crops. The relationship between soil quality at different sites and the production of Pinus...

Acessar o artigo
VIABILIDADE DE APLICAÇÃO DA SELEÇÃO PRECOCE EM TESTES CLONAIS DE Eucalyptus spp - (2010)

Renata Alves Meira Massaro, Cesar Augusto Valencise Bonine, Edimar Aparecido Scarpinati, Rinaldo César de Paula

Volume: 20 - Issue: 4

Resumo. With the aim of evaluating Eucalyptus spp. for early selection efficiency, the height (HGT), diameter at breast height (DBH) and individual wood volume (VOL) of two clonal tests were assessed at the ages of 25, 50, and 72 months. The experimental design consisted of randomized blocks, containing...

Acessar o artigo
VOLUMETRIA E SOBREVIVÊNCIA DE ESPÉCIES NATIVAS E EXÓTICAS NO POLO GESSEIRO DO ARARIPE, PE - (2010)

Bruno Coelho de Barros, José Antônio Aleixo da Silva, Rinaldo Luiz Caraciolo Ferreira, Ana Clara Moura Neves Rebouças

Volume: 20 - Issue: 4

Resumo. In the industrial and commercial sectors of the Araripe Region in Pernambuco, Brazil, fire wood is the used in processes of dehydration and production of gypsum with different technologies. Thus, this study aimed to find alternatives to supply the demand of firewood in the Gypsun Pole of Araripe...

Acessar o artigo
A REGENERAÇÃO NATURAL SOB PLANTAÇÕES FLORESTAIS: DESERTOS VERDES OU REDUTOS DE BIODIVERSIDADE? - (2010)

Ricardo Augusto Gorne Viani, Giselda Durigan, Antônio Carlos Galvão de Melo

Volume: 20 - Issue: 3

Resumo. Although commercial forest plantations have been termed "green deserts", several studies from the last two decades have reported the opposite. These studies suggest that forest plantations can catalyze the natural regeneration in their understory and, thus, contribute to biodiversity...

Acessar o artigo
APORTE E DECOMPOSIÇÃO DA SERAPILHEIRA E PRODUÇÃO DE BIOMASSA RADICULAR EM FLORESTAS COM DIFERENTES ESTÁGIOS SUCESSIONAIS EM PINHEIRAL, RJ - (2010)

Carlos Eduardo Gabriel Menezes, Marcos Gervasio Pereira, Maria Elizabeth Fernandes Correia, Lúcia Helena Cunha dos Anjos, Ranieri Ribeiro Paula, Manuel Euzébio de Souza

Volume: 20 - Issue: 3

Resumo. The aim of this study was to evaluate litter input and decomposition and root biomass of three forest fragments at different successional stages (advanced, medium and initial) in Pinheiral Municipality, in the state of RJ, Brazil. To evaluate litter input, 10 conic collectors were installed in...

Acessar o artigo
AVALIAÇÃO TECNOLÓGICA DE PAINÉIS MDF DE MADEIRA DE Eucalyptus grandis CONFECCIONADOS EM LABORATÓRIO E EM LINHA DE PRODUÇÃO INDUSTRIAL - (2010)

Ugo Leandro Belini, Mario Tomazello Filho

Volume: 20 - Issue: 3

Resumo. MDF panels of Eucalyptus grandis wood fibers were made in either experimentally in a laboratory or on an industrial production line. In order to analyze the influence of the production condition, the anatomical, physical and mechanical properties of the panels were determined. The wood refining...

Acessar o artigo
CAPIM-COLONIÃO E SEUS EFEITOS SOBRE O CRESCIMENTO INICIAL DE CLONES DE Eucalyptus × urograndis - (2010)

Michelle Barbeiro da Cruz, Pedro Luís da Costa Aguiar Alves, Décio Karam, Antônio Sérgio Ferraudo

Volume: 20 - Issue: 3

Resumo. This study aimed to evaluate the guinea grass effect (Panicum maximum) on the initial growth of different Eucalyptus × urograndis clones. Two assays were established with eucalyptus clones and guinea grass seedlings. The plants were grown in plots with cement borders filled with soil. Each...

Acessar o artigo
CONTROLE DA MATOCOMPETIÇÃO EM PLANTIOS DE DOIS CLONES DE Eucalyptus × urograndis NO AMAPÁ - (2010)

Perseu da Silva Aparício, Rinaldo Luiz Caraciolo Ferreira, José Antônio Aleixo da Silva, Antonio Carlos Rosa, Wegliane Campelo da Silva Aparício

Volume: 20 - Issue: 3

Resumo. This study aimed to analyze the initial growth of two clones of the hybrid Eucalyptus × urograndis in different weed management systems, during the year of implantation, in the Amapá area. The study was developed in Amapá Florestal Celulose S.A. (AMCEL), from September/2006...

Acessar o artigo
DENDROGRAMAS DE DENSIDADE PARA Hovenia dulcis Thunberg NA REGIÃO CENTRAL DO ESTADO DO RIO GRANDE DO SUL, BRASIL - (2010)

Gerson Luiz Selle, Frederico Dimas Fleig, Paulo Renato Schneider, Luiz Antônio Jacques de Albernard, Elisabete Vuaden, Evaldo Muñoz Braz

Volume: 20 - Issue: 3

Resumo. The objective of this study was to elaborate dendrograms for the management of density, for populations of Hovenia dulcis located in the central region of Rio Grande do Sul, Brazil. To this end, we used information from 2 stands, aged 25 years, located at the Fundação de Pesquisa...

Acessar o artigo
EFEITO DO COBRE NA POPULAÇÃO DE BACTÉRIAS E FUNGOS DO SOLO, NA ASSOCIAÇÃO MICORRÍZICA E NO CULTIVO DE MUDAS DE Eucalyptus grandis W. Hill ex Maiden, Pinus elliottii Engelm E Peltophorum dubium (Sprengel) Tauber - (2010)

Zaida Inês Antoniolli, Lílian Castilho dos Santos, Manoeli Lupatini, Lineu Trindade Leal, Guilherme Karsten Schirmer, Marciel Redin

Volume: 20 - Issue: 3

Resumo. Copper is a heavy metal that can have toxic effects on microorganisms and plants. Ectomycorrhizal fungi are able to protect the plant from heavy metal toxicity, but the presence of certain metal concentrations can inhibit the growth of this fungus, damage the mycorrhizal symbiosis and also...

Acessar o artigo
ESTRUCTURA POBLACIONAL DE Myrocarpus frondosus Allemão EN UN BOSQUE EN GALERÍA DE LA SELVA PARANAENSE EN MISIONES, ARGENTINA - (2010)

Silvana Lucia Caldato, Raúl Vicente Pezzutti

Volume: 20 - Issue: 3

Resumo. Para describir la estructura poblacional de Myrocarpus frondosus Allemão fue estudiada una población de la especie, caracterizando los estadios de tamaño y la distribución espacial de los individuos, en un bosque en galería de la Selva Paranaense en Misiones,...

Acessar o artigo
INFLUÊNCIA DA INOCULAÇÃO DE Fusarium spp. E NÍVEIS DE SOMBREAMENTO NO CRESCIMENTO E DESENVOLVIMENTO DA ERVA-MATE - (2010)

Igor Poletto, Marlove Fátima Brião Muniz, Denise Ester Ceconi, Ricardo Mezzomo, Johnathan Rodrigues

Volume: 20 - Issue: 3

Resumo. The erva-mate (Ilex paraguariensis A. St.-Hil.) is a species broadly cultivated in southern Brazil and neighboring countries, whose leaves and fine branches, prepared according to the appropriate method, make the mate or "chimarrão", the most popular tea consumed in Brazil and...

Acessar o artigo
INFLUÊNCIA DO ÂNGULO DE PLANTIO SOBRE A BROTAÇÃO E O ENRAIZAMENTO DE ESTACAS DE Phyllanthus sellowianus (Klotzsch) Müll. Arg. - (2010)

Josita Soares Monteiro, Michele Benetti Leite, Charlote Wink, Miguel Antão Durlo

Volume: 20 - Issue: 3

Resumo. The stabilization of natural or artificial slopes of land and shores of water courses is possible with the application of some techniques, proposed by natural engineers and soil bioengineers, which use vegetation alone or in combination with inert materials. For this reason, the vegetation to be...

Acessar o artigo
MATURAÇÃO E QUALIDADE FÍSICA DE FRUTOS NA GERMINAÇÃO DOS PIRÊNIOS DE Schefflera morototoni (ARALIACEAE) - (2010)

Maristela Rosália Anastácio, Denise Garcia de Santana, Roberta Camargos de Oliveira, Marcela Mayumi Babata, Carlos Alberto Alves de Oliveira

Volume: 20 - Issue: 3

Resumo. The objective of this study was to evaluate the influence of the maturation stage of the fruit on the physical characteristics and germination of Schefflera morototoni pyrenes submitted to pre-germination treatments. Fruits with green and purplish green coloration were collected from 14 accesses,...

Acessar o artigo
MINIESTAQUIA DE Eucalyptus benthamii × Eucalyptus dunnii: ( II ) SOBREVIVÊNCIA E ENRAIZAMENTO DE MINIESTACAS EM FUNÇÃO DAS COLETAS E ESTAÇÕES DO ANO - (2010)

Gilvano Ebling Brondani, Ivar Wendling, Fernando Grossi, Leonardo Ferreira Dutra, Marla Alessandra Araujo

Volume: 20 - Issue: 3

Resumo. This study aimed to evaluate, throughout the seasons, the minicutting technique as a cloning method for Eucalyptus benthamii × Eucalyptus dunnii hybrids regarding minicutting survival and rooting. The ministumps of H12, H19 and H20 clones were cultivated during 352 days in a clonal...

Acessar o artigo
RELAÇÃO DE VARIÁVEIS METEOROLÓGICAS COM O CRESCIMENTO DAS ÁRVORES DE Araucaria angustifolia (Bertol.) Kuntze EM POVOAMENTOS IMPLANTADOS - (2010)

Magda Lea Bolzan Zanon, César Augusto Guimarães Finger

Volume: 20 - Issue: 3

Resumo. This study was conducted at São Francisco de Paula National Forest, in the state of RS, Brazil, and had as its objective the evaluation of the periodicity growth of Araucaria angustifolia trees, and correlation with meteorological variables. Growth was measured biweekly in 48 female trees...

Acessar o artigo
RESGATE VEGETATIVO POR ALPORQUIA DE GENÓTIPOS ADULTOS DE URUCUM (Bixa orellana L.) - (2010)

Nilton César Mantovani, Magali Ferrari Grando, Aloisio Xavier, Wagner Campos Otoni

Volume: 20 - Issue: 3

Resumo. This study aimed to evaluate the usefulness of an air layering technique for vegetative rescue of annatto (Bixa orellana L.) genotypes and obtainment of propagules for vegetative propagation. Ten 12 year-old annatto stock plants, whose genotypes are derived from artificial crossing between...

Acessar o artigo
RESISTÊNCIA DE PAINÉIS AGLOMERADOS PRODUZIDOS COM DIFERENTES PROPORÇÕES DE MADEIRA E CASCA DE ARROZ A FUNGOS E CUPINS XILÓFAGOS - (2010)

Rafael Rodolfo de Melo, Elio José Santini, Clovis Roberto Haselein, Alencar Garlet, Juarez Benigno Paes, Diego Martins Stangerlin

Volume: 20 - Issue: 3

Resumo. Decay resistance against fungi and termite of particleboard made with different proportions of wood (Eucalyptus grandis) and rice husk was studied. Particleboard with 0, 20, 40, 60, 80 and 100% proportions of rice husk was produced using urea-formaldehyde and tannin-formaldehyde as adhesives....

Acessar o artigo
CARACTERÍSTICAS FISIOLÓGICAS DE MUDAS DE Eucalyptus spp SUBMETIDAS A ESTRESSE SALINO - (2010)

Andrea Vita Reis Mendonça, José Geraldo de Araújo Carneiro, Teresa Aparecida Soares de Freitas, Deborah Guerra Barroso

Volume: 20 - Issue: 2

Resumo. The objective of this study was to evaluate the effects of increasing sodium chloride (NaCl) concentrations on quantum potential efficiency of the photosystem II (Fv/Fm), index of the intensity of the green color in leaves (SPAD value), dry leaf biomass, leaf area and potassium (K) and sodium...

Acessar o artigo
CARACTERIZAÇÃO ECOLÓGICA DE ESPÉCIES ARBÓREAS OCORRENTES EM AMBIENTES DE MATA CILIAR, COMO SUBSÍDIO À RECOMPOSIÇÃO DE ÁREAS ALTERADAS NAS CABECEIRAS DO RIO GRANDE, MINAS GERAIS, BRASIL - (2010)

Israel Marinho Pereira, Soraya Alvarenga Botelho, Eduardo van den Berg, Ary Teixeira de Oliveira-Filho, Evandro Luiz Mendonça Machado

Volume: 20 - Issue: 2

Resumo. The objective of this study was to verify the differences in the composition of the flora and of guilds of arbustivearboreal communities of three areas of ciliary forest, in different forest succession stages. Fourty-six plots of 400 m2 were allocated and all existent arboreal individuals inside...

Acessar o artigo
CONTRIBUIÇÃO DA VEGETAÇÃO RASTEIRA NA EVAPOTRANSPIRAÇÃO TOTAL EM DIFERENTES ECOSSISTEMAS DO BIOMA CERRADO, DISTRITO FEDERAL - (2010)

Otacílio Antunes Santana, Geraldine Cuniat, José Imaña-Encinas

Volume: 20 - Issue: 2

Resumo. The objectives this study were to: (a) quantify the seasonality evapotranspiration of understory vegetation (ET rasteira), (b) quantify the influence of ET rasteira on total evapotranspiration (total ET) and (c) verify the relation between ET rasteira and Leaf Area Index of the understory...

Acessar o artigo
CRESCIMENTO E NUTRIÇÃO MINERAL DO NIM (Azadirachta indica A. Juss.) E CINAMOMO (Melia azedarach Linn.) SUBMETIDOS À SALINIDADE - (2010)

Antonio Lucineudo de Oliveira Freire, Gilberto Marinho de Sousa Filho, José Romilson Paes de Miranda, Patrícia Carneiro Souto, Lúcio Valério Coutinho de Araújo

Volume: 20 - Issue: 2

Resumo. The objective of this study was to verify the effects of soil salinity on growth and nutrient and sodium accumulation in neem (Azadirachta indica) and cinnamomum (Melia azedarach). The experimental delineation was completely randomized in a 2 x 4 factorial arrangement, with two species (neem and...

Acessar o artigo
DEPOSIÇÃO DE SERAPILHEIRA E DE MACRONUTRIENTES EM UM POVOAMENTO DE ACÁCIA-NEGRA (Acacia mearnsii De Wild.) NO RIO GRANDE DO SUL - (2010)

Márcio Viera, Mauro Valdir Schumacher

Volume: 20 - Issue: 2

Resumo. This study evaluated litter and macronutrient deposition in a six year-old black wattle (Acacia mearnsii De Wild.) stand, in Butia-RS. Five plots (18mx24m) of litter were systematically allocated, each one with four trap collectors of 1 m2. The litter intercepted was collected monthly between...

Acessar o artigo
DURABILIDADE NATURAL DA MADEIRA DE TRÊS ESPÉCIES FLORESTAIS EM ENSAIOS DE CAMPO - (2010)

Rafael Rodolfo de Melo, Diego Martins Stangerlin, Elio José Santini, Clovis Roberto Haselein, Darci Alberto Gatto, Felipex Susin

Volume: 20 - Issue: 2

Resumo. This work aimed to evaluate the natural durability of heartwood and sapwood of Luhea divaricata, Carya illinoinensis and Platanus x acerifolia. Test samples measuring 2.5 x 2.5 x 30.0 cm (radial x tangential x longitudinal) were placed in a pine forest stand and an open field. During a year, the...

Acessar o artigo
ESTRUCTURA DE LAS PRINCIPALES ESPECIES ARBÓREAS EN EL PARQUE CRUCE CABALLERO Y SU SIMILITUD FLORISTICA CON AREAS DE ARGENTINA Y DE BRASIL - (2010)

Román Carlos Ríos, Franklin Galvão, Gustavo Ribas Curcio

Volume: 20 - Issue: 2

Resumo. The present work aimed to study the fitossociologic structure and floristic similarity among seasonal and mixed forests of Argentina and Brazil. Cruce Caballero Park with 522 hectares where the method of multiple plots was adopted with (20 x 10 m). In each plot all individual tree of size equal...

Acessar o artigo
IMPACTO DAS MUDANÇAS CLIMÁTICAS NA PRODUTIVIDADE DO EUCALIPTO NA REGIÃO NORTE DO ESPÍRITO SANTO E SUL DA BAHIA - (2010)

Raquel Couto Evangelista Baesso, Aristides Ribeiro, Mariano Pereira Silva

Volume: 20 - Issue: 2

Resumo. Scenarios of climatic change linked to growth models based on ecophysiological processes may be useful to identify risks of serious consequence on the yield of planted forests, presenting the possibility to lessen the gravity of climatic change impacts and also to assess means of adaptation. The...

Acessar o artigo
LEVANTAMENTO POPULACIONAL E COMPORTAMENTO DE VOO DE BORBOLETAS (LEPIDOPTERA) EM UM REMANESCENTE FLORESTAL EM SÃO SEPÉ, RS - (2010)

Maína Roman, Juliana Garlet, Ervandil Corrêa Costa

Volume: 20 - Issue: 2

Resumo. The objective of this study was to analyze lepidopterous insects with diurnal habits (butterflies) associated with a native forest portion. Eight traps with bananas installed at 1.0, 2.0, 3.0 and 4.0 m above soil surface were used. Samplings were obtained on a weekly basis from December 2005 to...

Acessar o artigo
MODELOS DE CALIBRAÇÃO E A ESPECTROSCOPIA NO INFRAVERMELHO PRÓXIMO PARA PREDIÇÃO DAS PROPRIEDADES QUÍMICAS E DA DENSIDADE BÁSICA DA MADEIRA DE EUCALYPTUS - (2010)

Lívia Cássia Viana, Paulo Fernando Trugilho, Paulo Ricardo Gherardi Hein, José Reinaldo Moreira da Silva, José Tarcísio Lima

Volume: 20 - Issue: 2

Resumo.

Acessar o artigo
RIGIDEZ E RESISTÊNCIA DE VIGAS ESTRUTURAIS DE MADEIRA LAMINADA COLADA E COM PERFIL I COMPOSTAS POR DIFERENTES ADESIVOS - (2010)

Alexsandro Bayestorff da Cunha, Jorge Luis Monteiro de Matos

Volume: 20 - Issue: 2

Resumo. Wood has always been structurally used in solid form in civil construction, with a low degree of processing and technological innovation, and many times in other constituents such as floors, walls and roofs. However, changes in the adopted standards involve the refinement of technology, as well...

Acessar o artigo
SUSTAINABLE MANAGEMENT OF NATURAL FORESTS IN PANTANAL REGION, BRAZIL - (2010)

Patricia Póvoa de Mattos, Suzana Maria Salis, Evaldo Muñoz Braz, Sandra Mara Araujo Crispim

Volume: 20 - Issue: 2

Resumo. The Pantanal region in Brazil has an area of 140,000 km², with approximately 30 % of natural forests distributed as deciduous, semideciduous, and forested savannas. The subregion of Nhecolandia represents 19 % of this area. There is constant concern about the sustainability of these forested...

Acessar o artigo
USO DE HIDROGEL NA SOBREVIVÊNCIA DE MUDAS DE Eucalyptus urograndis PRODUZIDAS COM DIFERENTES SUBSTRATOS E MANEJOS HÍDRICOS - (2010)

Jane Luisa Wadas Lopes, Magali Ribeiro da Silva, João Carlos Cury Saad, Talita dos Santos Angélico

Volume: 20 - Issue: 2

Resumo. This study aimed to evaluate the use of hydrogel in the survival of cuttings of Eucalyptus urograndis produced with different types of substrate and water management. The experiment was carried out using cuttings of the same clone, produced up to 50 days after the cutting, in two different...

Acessar o artigo
UTILIZAÇÃO DO QUOCIENTE DE DE LIOCOURT NA AVALIAÇÃO DA DISTRIBUIÇÃO DIAMÉTRICA EM FRAGMENTOS DE FLORESTA OMBRÓFILA ABERTA EM PERNAMBUCO - (2010)

Francisco Tarcísio Alves Junior, Rinaldo Luiz Caraciolo Ferreira, José Antônio Aleixo da Silva, Luiz Carlos Marangon, Roberto Felix Costa Junior, Shirley de Oliveira Silva

Volume: 20 - Issue: 2

Resumo. Great part of the biodiversity of the ecosystem of tropical forests is being lost even before we have full knowledge of its natural wealth, making it important perform studies that can provide knowledge and the maintenance of its structure, besides making possible the exploration of its products,...

Acessar o artigo
VIGOR DAS SEMENTES DE Apeiba tibourbou Aubl. SOB DIFRENTES CONDIÇÕES DE ARMAZENAMENTO E EMBALAGENS - (2010)

Elane Grazielle Borba de Sousa Ferreira, Valderez Pontes Matos, Rinaldo Luiz Caraciolo Ferreira, Anna Gorett de Figueiredo Almeida Sales, Lúcia Helena de Moura Sena

Volume: 20 - Issue: 2

Resumo. This study had the objective of evaluating the vigor of Apeiba tibourbou seeds submitted to different storage and packaging conditions, during 225 days. After processing, the Apeiba tibourbou seeds were conditioned in the following packages: transparent glass containers, Kraft paper bags and...

Acessar o artigo
ANÁLISE DE AGRUPAMENTO EM REMANESCENTE DE FLORESTA OMBRÓFILA MISTA - (2010)

Maristela Machado Araujo, Luciane Chami, Solon Jonas Longhi, Angela Luciana de Avila, Doádi Antônio Brena

Volume: 20 - Issue: 1

Resumo. This study aimed at evaluating the fitossociology of Mixed Rainy Forest, departing from the grouping analysis. For that, six conglomerates were used, each one with 16 plots, where the arboreal and shrub individuals with breast height circumference (CAP) equal or larger than 30 cm was identified...

Acessar o artigo
AVALIAÇÃO DAS PROPRIEDADES FÍSICO-MECÂNICAS DE POLPAS PRODUZIDAS POR NOVAS SEQUÊNCIAS DE BRANQUEAMENTO - (2010)

Cristiane Pedrazzi, Jorge Luiz Colodette, Rubens Chaves de Oliveira, Marcelo Coelho dos Santos Muguet, José Lívio Gomide

Volume: 20 - Issue: 1

Resumo. The efficiency of oxygen delignification is very low for pulps of low number kappa and with high concentrations of hexenuronic acids, therefore the oxygen does not react with these acids, so being minimum the elimination of these during the oxygen delignification (pre-O2) in simple or double...

Acessar o artigo
AVALIAÇÃO DO DESEMPENHO DE OPERADORES NO TREINAMENTO COM SIMULADOR DE REALIDADE VIRTUAL FORWARDER - (2010)

Eduardo da Silva Lopes, Diego de Oliveira, Paulo Candido da Silva, Ademar Luiz Chiquetto

Volume: 20 - Issue: 1

Resumo. The use of virtual reality simulators has become the most efficient solution for training, allowing the preparation of operators quickly and at low costs. This study evaluated the performance of operators undergoing training with forwarder virtual reality simulators. The study was carried out at...

Acessar o artigo
COMPARISON OF METHODS FOR ESTIMATING HEIGHTS FROM COMPLETE STEM ANALYSIS DATA FOR Pinus taeda - (2010)

Sebastião do Amaral Machado, Luis César Rodrigues da Silva, Marco Aurélio Figura, Saulo Jorge Téo, Rodrigo Geroni Mendes Nascimento

Volume: 20 - Issue: 1

Resumo. The objective of this research was to compare actual heights at known ages with those estimated by the methods proposed by Graves (1906), Carmean (1972), Lenhart (1972), Newberry (1978), and the Ratio and Graphic methods, in order to identify the most accurate one for Pinus taeda from Southern...

Acessar o artigo
CRESCIMENTO EM VOLUME DE Araucaria angustifolia (Bertol.) Kuntze EM TRÊS REGIÕES DO RIO GRANDE DO SUL, BRASIL - (2010)

André Felipe Hess, Paulo Renato Schneider

Volume: 20 - Issue: 1

Resumo. The objective of the present work was to study the volume growth of Araucaria angustifolia (Bertol.) Kuntze individuals, in function of tree ages, in the region of Planalto Médio, Encosta Superior do Nordeste and Serra do Sudeste in Rio Grande do Sul. For this sake, growth equations were...

Acessar o artigo
CRESCIMENTO INICIAL DE ESPÉCIES FLORESTAIS NA RECOMPOSIÇÃO DA MATA CILIAR EM TALUDES SUBMETIDOS À TÉCNICA DA BIOENGENHARIA DE SOLOS - (2010)

Francisco Sandro Rodrigues Holanda, Luciana Godinho Nery Gomes, Igor Pinheiro da Rocha, Thiago Tavares Santos, Renisson Neponuceno de Araújo Filho, Thiago Roberto Soares Vieira, João Basílio Mesquita

Volume: 20 - Issue: 1

Resumo. The São Francisco River Basin has been submitted to strong environmental impacts through changes in the hydrologic and sedimentological regime, and also the ongoing destruction of its riparian vegetation. The riparian vegetation has an important role on the riverbank¿s protection,...

Acessar o artigo
DIVERSIDADE DE Trichocomaceae ISOLADAS DE SOLO EM DOIS ECOSSISTEMAS FLORESTAIS - (2010)

Marcelo Elias Fraga, Marcos Gervasio Pereira, Deivison Jesus Barbosa, Maruzanete Pereira Melo

Volume: 20 - Issue: 1

Resumo. Trichocomaceae family encompasses the greatest anamorphic fungi genera: Aspergillus and Penicillium. Many from this family have been causing food degradation, biodeterioration, animal pathologies, and some species have also been used in biotechnology as well as being responsible for mycotoxins...

Acessar o artigo
ESTIMATIVA DO VOLUME DE MADEIRA PARTINDO DO DIÂMETRO DA CEPA EM UMA ÁREA EXPLORADA DE FLORESTA AMAZÔNICA DE TERRA FIRME - (2010)

Flávia Saltini Leite, Alba Valéria Rezende

Volume: 20 - Issue: 1

Resumo. This research aimed to estimate the volume of trees of a "terra-firme" tropical forest, considering only the diameter at stump height (d0), as independent variable. The area being studied is located in Breu Branco, Pará. A total of 113 trees with DBH = 51 cm, of different species...

Acessar o artigo
GEOPROCESSAMENTO COMO FERRAMENTA DE APOIO À GERÊNCIA DE PAVIMENTOS EM ESTRADAS FLORESTAIS - (2010)

Fabiano Emmert, Reginaldo Sérgio Pereira, Alba Valéria Rezende, José Marcelo Imañas Encinas

Volume: 20 - Issue: 1

Resumo. This purpose of this research was to apply geoprocessing techniques for data acquisition, preparation, georeference, and display for assessing quality standards of forest roads and mapping critical points of the timber transportation, which contribute to support the development of a pavement...

Acessar o artigo
MINIESTAQUIA DE Sapium glandulatum (Vell.) PAX COM O USO DE ÁCIDO INDOL BUTÍRICO E ÁCIDO NAFTALENO ACÉTICO - (2010)

Bárbara Guerreira Alpande Ferreira, Katia Christina Zuffellato-Ribas, Ivar Wendling, Henrique Soares Koehler, Antonio Carlos Nogueira

Volume: 20 - Issue: 1

Resumo. Sapium glandulatum (Vell.) Pax. (Euphorbiaceae) é uma árvore nativa de vários biomas brasileiros, com grande interesse para a recuperação de ecossistemas degradados devido a sua rusticidade. Entretanto, sua propagação sexuada apresenta dificuldades...

Acessar o artigo
RELAÇÕES ENTRE AS DIMENSÕES DA COPA E A ALTURA DAS ÁRVORES DOMINANTES EM POVOAMENTOS DE Pinus taeda L. - (2010)

Veridiana Padoin, César Augusto Guimarães Finger

Volume: 20 - Issue: 1

Resumo. Aiming at describing and modeling the morphometric relationships among the crown diameter, the crown percentage, the length of the crown exposed to light and the height of the dominant trees in stand of Pinus taeda L., one hundred and eighty seven sample units were studied considering the type...

Acessar o artigo
RELAÇÕES ENTRE PROPRIEDADES QUÍMICAS, FÍSICAS E ENERGÉTICAS DA MADEIRA DE CINCO ESPÉCIES DE CERRADO - (2010)

Ailton Teixeira do Vale, Íris Santos Dias, Marcos Antônio Eduardo Santana

Volume: 20 - Issue: 1

Resumo. This work aimed at characterizing and evaluating the influence of the chemical properties (lignin, holocellulose and extratives contents) of five Cerrado wood species (Pterodon pubescens, Dalbergia miscolobium, Sclerolobium paniculatum, Stryphnodendron adstringens and Vochysia thyrsoidea) on...

Acessar o artigo
SITE INDEX MODEL FOR NATURAL STANDS OF REBOLLO OAK (Quercus pyrenaica Willd.) IN GALICIA, NW IBERIAN PENINSULA - (2010)

Ignacio Javier Díaz-Maroto, José Fernández-Parajes, Pablo Vila-Lameiro, Eva Barcala-Pérez

Volume: 20 - Issue: 1

Resumo. Data from stem analysis of 56 dominant trees of Quercus pyrenaica Willd., in natural stands in Galicia (NW Iberian Peninsula), were used to evaluate four dynamic site equations derived with the Generalized Algebraic Difference Approach (GADA). All the equations are base-age invariant and directly...

Acessar o artigo
SUBSÍDIOS À PREVENÇÃO E COMBATE A INCÊNDIOS FLORESTAIS COM BASE NO COMPORTAMENTO DA PRECIPITAÇÃO PLUVIOMÉTRICA NA FLORESTA NACIONAL DE IRATI, PARANÁ - (2010)

Alexandre França Tetto, Antonio Carlos Batista, José Renato Soares Nunes, Ronaldo Viana Soares

Volume: 20 - Issue: 1

Resumo. This research was developed in the Irati National Forest, located predominantly in the county of Fernandes Pinheiro, Paraná State, Brazil, using daily rainfall data from 1963 to 2006. The objective of the study was to examine the precipitation behavior, an important variable in fire...

Acessar o artigo
TOLERÂNCIA DE MUDAS DE CANAFÍSTULA (Peltophorum dubium (SPRENG.) TAUB.) INOCULADA COM Pisolithus microcarpus A SOLO COM EXCESSO DE COBRE - (2010)

Rodrigo Ferreira da Silva, Zaida Inês Antoniolli, Manoeli Lupatini, Lineu Leal Trindade, Alessandro Salles da Silva

Volume: 20 - Issue: 1

Resumo. The ectomycorrhizal fungi symbiosis with native florestal essences may be an alternative to revegetation of metal contaminated soils. The aim of this work was to determine canafístula seedlings behavior, inoculated to ectomycorrhizal fungi in soil with copper excess. The trial was...

Acessar o artigo
ANÁLISE ECONÔMICA DA PRODUÇÃO DE Pinus elliottii NA SERRA DO SUDESTE, RIO GRANDE DO SUL - (2009)

Eduardo Pagel Floriano, Paulo Renato Schneider, César Augusto G. Finger, Frederico Dimas Fleig

Volume: 19 - Issue: 4

Resumo. This study was conducted for Pinus elliottii Engelm. at Serra do Sudeste, Rio Grande do Sul, with the following objectives: to check production costs and possible revenues; to perform the economic and financial analysis of Pinus elliottii's wood production under regional conditions; and to...

Acessar o artigo
CONCENTRAÇÃO E RETRANSLOCAÇÃO DE NUTRIENTES EM ACÍCULAS DE Pinus taeda L. - (2009)

Márcio Viera, Mauro Valdir Schumacher

Volume: 19 - Issue: 4

Resumo. Aiming at evaluating nutrients concentration and retranslocation in the Pinus taeda L. needles, this study was developed in two stands, in native grass area and in second rotation area, with same species and same age (7.5 years old) in Cambará do Sul, RS. The needles were collected in...

Acessar o artigo
DIAGRAMA DE MANEJO DA DENSIDADE PARA POVOAMENTO DE Pinus taeda L. CONDUZIDO SEM DESBASTE - (2009)

Paulo Sérgio Pigatto Schneider, Frederico Dimas Fleig, Paulo Renato Schneider, César Augusto Guimarães Finger, Djalma Millers Chaves, Antônio Maurício Moreira

Volume: 19 - Issue: 4

Resumo. This work was developed with the purpose of studying the efficiency of the models which express the density-diameter relationship in stands of Pinus taeda L., implanted in several spacing and handled in unthinning density, and were measured every year until the of 18 age. Results indicated that...

Acessar o artigo
EL ANÁLISIS BAYESIANO Y LA PRECISIÓN DE LOS VALORES DE LA HEREDABILIDAD EN ESPECIES PERENNES - (2009)

Freddy Mora, Carlos Alberto Scapim, Ronald José Barth Pinto

Volume: 19 - Issue: 4

Resumo. Los objetivos del presente trabajo fueron evaluar la precisión del valor estimado de la heredabilidad determinada por medio de la desviación estándar, considerando un enfoque Bayesiano, y comparar tal estimativa con el procedimiento clásico. Se utilizaron datos de un...

Acessar o artigo
FITOSSOCIOLOGIA E DIVERSIDADE FLORÍSTICA EM ÁREA DE CERRADO SOB VÁRIOS NÍVEIS DE ANTROPIZAÇÃO, RIO PARDO DE MINAS, MG - (2009)

Wanderson Henrique do Couto, Lúcia Helena Cunha dos Anjos, Luciano de Oliveira Toledo, Marcos Gervasio Pereira, Márcio Marques Queiros

Volume: 19 - Issue: 4

Resumo. The objective of the study was to evaluate diversity and floristic similarity of Cerrado environments, under different levels of anthropization for agricultural usage and extractivism, and to generate a database to subsidize sustainable development proposals for the North region of Minas Gerais...

Acessar o artigo
GEOESTATÍSTICA APLICADA AO ESTUDO DAS CARACTERÍSTICAS FÍSICO-QUÍMICAS DO SOLO EM ÁREAS DE FLORESTA ESTACIONAL DECIDUAL - (2009)

Julio Cesar Wojciechowski, Mauro Valdir Schumacher, Carlos A. da Fonseca Pires, Pedro Roberto de A. Madruga, Ricardo de V. Kilca, Eleandro J. Brun, Carlos R. S. da Silva, Sandro Vaccaro, Rubens M. Rondon Neto

Volume: 19 - Issue: 4

Resumo. Methods of geostatistics were used in the identification of size and structure of space variability of some physiochemical attributes of soils under seasonal deciduous forest areas, which were called mature forest, secondary forest and ¿capoeirão¿. The areas, located in Santa...

Acessar o artigo
ÍNDICES DE SÍTIOS PARA Hovenia dulcis Thunberg NA REGIÃO CENTRAL DO ESTADO DO RIO GRANDE DO SUL, BRASIL - (2009)

Gerson Luiz Selle, Frederico Dimas Fleig, Elisabete Vuaden, Luiz Antônio Jacques de Albernard, Evaldo Muñoz Braz

Volume: 19 - Issue: 4

Resumo. The main objective of this work is to study the index forest sites build, for the dominant height, of populations located in the central area of the state of Rio Grande do Sul. To do that, information from 3 stands located at FEPAGRO was used. To construct the curves index sites forest,...

Acessar o artigo
PRODUÇÃO DE PINHÃO NA REGIÃO DE CAÇADOR, SC: ASPECTOS DA OBTENÇÃO E SUA IMPORTÂNCIA PARA COMUNIDADES LOCAIS - (2009)

Camila Vieira da Silva, Maurício Sedrez dos Reis

Volume: 19 - Issue: 4

Resumo. The present study had as objective to characterize aspects of the attainment and commercialization of the Brazilian-pine nut, as a resource capable to contribute for attainment of income and conservation of FOM. For this, studies were carried out aiming at: checking Brazilian-pine production on a...

Acessar o artigo
PROPORÇÃO DA DIÓICIA E DISTRIBUIÇÃO DIAMÉTRICA DE ÁRVORES MASCULINAS E FEMININAS DE Araucaria angustifolia (Bertol.) Kuntze, EM POVOAMENTOS IMPLANTADOS - (2009)

Magda Lea Bolzan Zanon, César Augusto Guimarães Finger, Paulo Renato Schneider

Volume: 19 - Issue: 4

Resumo. The study, conducted at São Francisco National Forest, in Rio Grande do Sul, had as objectives to quantify the number of female and male Araucaria angustifolia individuals, as well as to study the diametric distribution in a 25.11 ha of a 60 years old forest. The sex classification was...

Acessar o artigo
PROPRIEDADES FÍSICO-MECÂNICAS DE PAINÉIS AGLOMERADOS PRODUZIDOS COM DIFERENTES PROPORÇÕES DE MADEIRA E CASCA DE ARROZ - (2009)

Rafael Rodolfo de Melo, Elio José Santini, Clovis Roberto Haselein, Diego Martins Stangerlin

Volume: 19 - Issue: 4

Resumo. This work aimed at evaluating the quality of particleboard manufactured with different wood proportions (Eucalyptus grandis) and rice husk. The composites were produced in the proportions 0, 20, 40, 60, 80, and 100% of rice husk with the use of urea-formaldehyde and tannin-formaldehyde adhesives....

Acessar o artigo
USO DE ESTUFA SOLAR PARA SECAGEM DE MADEIRA SERRADA - (2009)

Diego Martins Stangerlin, Elio José Santini, Felipe Susin, Rafael Rodolfo de Melo, Darci Alberto Gatto, Clovis Roberto Haselein

Volume: 19 - Issue: 4

Resumo. This study aimed at evaluating the use of a solar kiln for the drying of woods of Eucalyptus tereticornis, Eucalyptus saligna and Corymbia citriodora, as well as comparing such a methodology to the air seasoning practice. In order to do so, it was built a solar kiln composed basically of wood...

Acessar o artigo
VARIÁVEIS MORFOMÉTRICAS E RELAÇÕES INTERDIMENSIONAIS PARA Cordia trichotoma (Vell.) Arráb. ex Steud. - (2009)

Maína Roman, Delmar Antonio Bressan, Miguel Antão Durlo

Volume: 19 - Issue: 4

Resumo. The present work was developed to observe the morphometric features and the morphometric relations for Cordia trichotoma trees in a planted forest, at Santa Maria municipality, state of RS, Brazil. The analised variables were: total height, comercial height of stem, diameter at breast height...

Acessar o artigo
ANÁLISE DO COMPORTAMENTO TEMPORAL DOS PREÇOS DA BORRACHA NATURAL NO MERCADO INTERNACIONAL - (2009)

Luiz Moreira Coelho Junior, José Luiz Pereira de Rezende, Thelma Sáfadi, Natalino Calegário

Volume: 19 - Issue: 3

Resumo. This work analyzed the behavior of natural rubber prices in the international market from January 1982 to December 2006 in function of its aggregated demand and supply, pointing out the main producing and consuming countries. Specifically, the research studied the evolution of prices and of the...

Acessar o artigo
ENSAIO ACELERADO DE LABORATÓRIO DE CHAPAS OSB DE SERINGUEIRA SUBMETIDAS AO ATAQUE DE FUNGOS APODRECEDORES - (2009)

Esmeralda Yoshico Arakaki Okino, Marcus Vinícius da Silva Alves, Divino Eterno Teixeira, Mário Rabelo de Souza, Marcos Antonio Eduardo Santana, Cláudio Henrique Soares Del Menezzi

Volume: 19 - Issue: 3

Resumo. This work aimed to evaluate the natural durability of oriented strandboards (OSB) manufactured with strands of Hevea brasiliensis Müll.Arg. bonded with 5% and 8% of urea-formaldehyde (UF) and phenol-formadehyde (FF) resins, exposed to xilophagous fungi under laboratory conditions. In...

Acessar o artigo
ESTIMATIVA DA BIOMASSA COMERCIAL DE BROTOS DE Ilex paraguariensis A.St.-Hil - (2009)

Elisabete Vuaden, Frederico Dimas Fleig, Gerson Luiz Selle, Mayara Dalla Lana, Gustavo Fernandes da Silva, Jonas Flores Vargas

Volume: 19 - Issue: 3

Resumo. This study aimed at developing some models that allow estimating the biomass of commercial green shoots of Ilex paraguariensis after pruning, at 10 years-old. In September 2007, 40 Ilex paraguariensis were pruned. One year after the first pruning, in 2008, they were evaluated dendrometrically and...

Acessar o artigo
ESTRUTURA, DISTRIBUIÇÃO ESPACIAL E PRODUÇÃO DE SEMENTES DE ANDIROBA (Carapa guianensis Aubl.) NO SUL DO ESTADO DE RORAIMA - (2009)

Helio Tonini, Patricia da Costa, Paulo Emilio Kamiski

Volume: 19 - Issue: 3

Resumo. Andiroba is one of the Amazon species with great potential of exploration for timber and non-timber forest products (NFTPs). This work was carried out with the objective of studying the population structure, spatial distribution and seed yield in a native forest of andiroba in the south of...

Acessar o artigo
INCREMENTO VOLUMÉTRICO DE Nectandra megapotamica (Spreng.) Mez EM FLORESTA OMBRÓFILA MISTA - (2009)

Luis Henrique da Silva Souza, César Augusto Guimarães Finger, Paulo Renato Schneider

Volume: 19 - Issue: 3

Resumo. In this work, it is studied the growth of Nectandra megapotamica (Spreng.) Mez species through a sampler compounded by eleven dominant trees selected from a rainforest in Nova Prata, Rio Grande do Sul. The mathematical model which better represents the growth trend in percentage volume was...

Acessar o artigo
INOCULAÇÃO DE Fusarium oxysporum E Fusarium solani E NÍVEIS DE SOMBREAMENTO NA ERVA-MATE: INFLUÊNCIA NA SEVERIDADE DA PODRIDÃO-DE-RAÍZES - (2009)

Igor Poletto, Marlove Fátima Brião Muniz, Denise Ester Ceconi, Maristela Machado Araujo, Johnathan Rodrigues, Ricardo Mezzomo

Volume: 19 - Issue: 3

Resumo. Ilex paraguariensis A. St.-Hill is a broadly cultivated species in the South of Brazil. With the increasing planted area, mainly in the last decade, fitosanitary problems caused by pest and diseases have increased in this crop, and the root-rot is becoming one of the main problems. Among the...

Acessar o artigo
MASSA DA AMOSTRA, SUBSTRATO E TEMPERATURA PARA TESTE DE GERMINAÇÃO DE SEMENTES DE Eucalyptus dunnii MAIDEN - (2009)

Ricardo Cetnarski Filho, Ruy Inácio Neiva de Carvalho

Volume: 19 - Issue: 3

Resumo. The objective of this work was to set the adequate amount of sample matter, the substrate type and the ideal temperature to perform the germination test of Eucalyptus dunnii in laboratory. Seeds, from Telêmaco Borba, PR, were purchased at Klabin Paraná Papéis. Two experiments...

Acessar o artigo
MERCADO DOS PRODUTOS FLORESTAIS NÃO-MADEIREIROS DO CERRADO BRASILEIRO - (2009)

Sandra Regina Afonso, Humberto Ângelo

Volume: 19 - Issue: 3

Resumo. In this article, we analyze the main non-wood forest products from Brazilian savanna. We studied the behavior and the growth rates of production and prices of almond of babaçu, oil of copaiba, fiber of buriti, leaf of jaborandi, bark of barbatimão, bark of angico, fruit of mangaba,...

Acessar o artigo
PATRÓN ESPACIAL DE LA REGENERACIÓN DE Aspidosperma polyneuron Müll. Arg. EN UN BOSQUE SOMETIDO A APROVECHAMIENTO SELECTIVO EN EL NORTE DE LA PROVINCIA DE MISIONES - (2009)

Martín Pinazo, Fabio Moscovich, Caludio Dummel, Otto Knebel

Volume: 19 - Issue: 3

Resumo. The spatial pattern of regeneration of Aspidosperma polyneuron Müll.Arg. was studied in a remnant sector of the Paranaense forest in the Misiones province, Argentina. All individuals were mapped in a 210 m x 100 m area (2,1 ha). Univariate and bivariate point pattern analyses were used by...

Acessar o artigo
UTILIZAÇÃO DA FARINHA DE BABAÇU COMO EXTENSOR ALTERNATIVO NA PRODUÇÃO DE PAINÉIS COMPENSADOS - (2009)

Érika da Silva Ferreira, Edvá Oliveira Brito, Setsuo Iwakiri, Silviana Rosso, Djeison Cesar Batista

Volume: 19 - Issue: 3

Resumo. This work aims at evaluating the potentiality of babaçu flour under differents percents (0%, 50%, 75%, and 100%) as alternative extensers to wheatmeal for plywood manufacturing. Third three panels with five veneers were produced using Araucaria angustifolia (Bert.) Ktze, with...

Acessar o artigo
ALTERNATIVA DE MODELO LINEAR PARA ESTIMAÇÃO DA BIOMASSA VERDE DE Bambusa vulgaris SCHRAD. EX J.C. WENDL NA EXISTÊNCIA DE MULTICOLINEARIDADE - (2009)

Adriano Victor Lopes da Silva, Rinaldo Luiz Caraciolo Ferreira, José Antonio Aleixo da Silva, German Hugo Guttierez Cespedes

Volume: 19 - Issue: 2

Resumo. The objective of this work was to use a multivariate statistical method as an alternative to estimate the green biomass of the main bamboo rod, Bambusa vulgaris Schrad. i.e.: J.C. Wendl., in the presence of multicollinearity. The data came from an experiment carried out for the Agroindustrial...

Acessar o artigo
APORTE DE NUTRIENTES E DECOMPOSIÇÃO DA SERAPILHEIRA EM TRÊS FRAGMENTOS FLORESTAIS PERIODICAMENTE INUNDADOS NA ILHA DA MARAMBAIA, RJ - (2009)

Ranieri Ribeiro Paula, Marcos Gervasio Pereira, Luiz Fernando Tavares de Menezes

Volume: 19 - Issue: 2

Resumo. The litter production and decomposition of three sandy coastal plain forest formations periodically floodable in the Island of Marambaia, Mangaratiba, RJ, were studied from October 2005 to September 2006. For the litter deposition evaluation, 10 litter traps were installed and in each forest...

Acessar o artigo
AVALIAÇÃO DA REGENERAÇÃO NATURAL EM NASCENTES PERTURBADAS NO MUNICÍPIO DE LAVRAS, MG - (2009)

Marciel José Ferreira, Israel Marinho Pereira, Soraya Alvarenga Botelho, Carlos Rogério de Mello

Volume: 19 - Issue: 2

Resumo. This work aimed at evaluating the natural regeneration dynamics in two springs in process of recovery in Lavras-MG, surrounded in December/2003. To do that, two springs were carried out from August/2005 (18 months) to April/2006 (24 months). 122 plots in the total of 5 x 5m (25m2) were plotted,...

Acessar o artigo
AVALIAÇÃO DO POTENCIAL DE USO DO HIPERPARASITA Dicyma pulvinata (Berk. & M. A. Curtis) NO CONTROLE BIOLÓGICO DO MAL-DAS-FOLHAS [Microcyclus ulei (Henn.) Arx] DE SERINGUEIRA [Hevea brasiliensis (Wild. ex A. Juss.) Muell. Arg.] EM SÃO JOSÉ DO RIO CLARO, MT - (2009)

Leila Cristiane Delmadi, Daniel Cassetari Neto, Vander de Freitas Rocha

Volume: 19 - Issue: 2

Resumo. Mato Grosso was the Brazilian state with the largest extension in rubber tree (Hevea brasiliensis) plantation, with 45,727 hectares of monoculture in 2002. The occurrence of the "South American Leaf Blight" caused by Microcyclus ulei (Mycosphaerellaceae, Dothideomycetidae), considered...

Acessar o artigo
ESTABELECIMENTO A CAMPO DE MUDAS DE Eucalyptus grandis MICORRIZADAS COM Pisolithus microcarpus (UFSC Pt 116) EM SOLO ARENOSO - (2009)

Andréa Hentz de Mello, Zaida Inês Antoniolli, João Kaminski, Eduardo Lorensi de Souza, Guilherme Karsten Schirmer, Rafael Goulart Machado, Manoeli Lupatini, Carlos Moro Júnior

Volume: 19 - Issue: 2

Resumo. The aim of this work was to evaluate the survival and the initial growth of mycorrhizated eucalypts with Pisolithus microcarpus (UFSC Pt 116) ectomycorrhizal fungus, after its transplant to area subject to the arenization process in São Francisco de Assis, RS. The area was divided into...

Acessar o artigo
ESTIMATIVA DE BIOMASSA E CARBONO EM FLORESTA COM ARAUCARIA UTILIZANDO IMAGENS DO SATÉLITE IKONOS II - (2009)

Luciano Farinha Watzlawick, Flávio Felipe Kirchner, Carlos Roberto Sanquetta

Volume: 19 - Issue: 2

Resumo. The implications of forest reduction in the carbon cycle have created a demand for development of non-destructive methods to biomass estimates, a key component for modeling biogeochemical. Results from the application of a new methodology using satellite images from IKONOS II to estimate biomass...

Acessar o artigo
ESTRUTURA E COMPOSIÇÃO FLORÍSTICA DE DOIS FRAGMENTOS DA FLORESTA ESTACIONAL DECIDUAL DO ALTO-URUGUAI, SC - (2009)

Ademir R. Ruschel, Miguel P. Guerra, Rubens O. Nodari

Volume: 19 - Issue: 2

Resumo. In two forest remnants located in Seasonal Deciduous Atlantic Forest of Alto-Uruguai region of Southern Brazil, the plots (MP) and point-centered-quarter (MQ) methods were used aiming to characterize the floristic richness and structural composition. 91 species were identified, 52 of them were...

Acessar o artigo
INCÊNDIOS FLORESTAIS NO ENTORNO DE UNIDADES DE CONSERVAÇÃO - ESTUDO DE CASO NA ESTAÇÃO ECOLÓGICA DE ÁGUAS EMENDADAS, DISTRITO FEDERAL - (2009)

Eugênio P. Costa, Nilton C. Fiedler, Marcelo B. Medeiros, Fernando B. Wanderley

Volume: 19 - Issue: 2

Resumo. This study aimed to analyze aspects of fire use on urban areas around Águas Emendadas Ecological Station (ESECAE), in Distrito Federal, and to evaluate the foremost fire occurrences, equipment availability and tools for combatants and beyond decreasing forest fire incidences. The local...

Acessar o artigo
INFLUÊNCIA DA DISPOSIÇÃO DOS TUBETES E DA APLICAÇÃO DE FERTILIZANTES DE LIBERAÇÃO LENTA, DURANTE O PRÉ-VIVEIRO, NO CRESCIMENTO DE MUDAS DE DENDEZEIRO (Elaeis guineensis Jacq.) - (2009)

Paulo César Teixeira, Haroldo Silva Rodrigues, Wanderlei Antônio Alves Lima, Raimundo Nonato Carvalho Rocha, Raimundo Nonato Vieira Cunha, Ricardo Lopes

Volume: 19 - Issue: 2

Resumo. This research had as objective to verify the influence in growth, nutrition and dry matter partition in oil palm seedling by type and dosages of slow release fertilizers (SRF) and percentage of tray occupation by plastic containers during pre-nursery. The experiment consisted of 16 treatments, in...

Acessar o artigo
O PROCESSO AD(EO)D - UM NOVO CONCEITO - (2009)

Cristiane Pedrazzi, Marcelo Coelho dos Santos Muguet, Jorge Luiz Colodette, José Lívio Gomide

Volume: 19 - Issue: 2

Resumo. In this study, cooking of the wood had been investigated until kappa numbers 17 and 14 for a process kinetically modified, elimination of oxygen delignification from the fiber line, and application of AD(EO)D and AD(PO)D techniques for pulp of kappa 17 and AD(EO)D and DHT(EPO)DP for pulp of kappa...

Acessar o artigo
PRODUÇÃO DE SERAPILHEIRA E APORTE DE NUTRIENTES EM AREAS DE FLORESTA ATLÂNTICA EM SANTA MARIA DE JETIBÁ, ES - (2009)

Geângelo Petene Calvi, Marcos Gervasio Pereira, Ademar Espíndula Júnior

Volume: 19 - Issue: 2

Resumo. This study was accomplished on Espíndula Farm, Santa Maria de Jetibá (ES), with the objective of evaluating the litter and nutrients deposition in areas with different succession stadiums. Two areas were selected with different vegetable coverings, defined as: (SF) Secondary Forest,...

Acessar o artigo
ANÁLISE TÉCNICA E ECONÔMICA DE PRESTADORES DE SERVIÇOS NA COLHEITA FLORESTAL - (2009)

Abilio Donizetti de Morais Filho, Fernando Seixas

Volume: 19 - Issue: 1

Resumo. The objective of this study was to describe the financial conditions of forestry contractors, concerning life quality aspects, condition of work and equipments, operational costs, and economic credit to invest in new technologies. Five companies had been analyzed, with an annual income between...

Acessar o artigo
CARACTERIZAÇÃO FÍSICO-MECÂNICA DO LAMINADO COLADO DE BAMBU (Dendrocalamus giganteus) - (2009)

Juarez Benigno Paes, Ana Karla Freire de Oliveira, Elisabeth de Oliveira, Carlos Roberto de Lima

Volume: 19 - Issue: 1

Resumo. The purpose of this work was to evaluate the preservative treatment effect and the adhesive type in physical-mechanical properties of glue laminated bamboo (GLB) of Dendrocalamus giganteus. Thus, the bamboo stems were treated by immersion method with chemical product (solution of 1% of active...

Acessar o artigo
CRESCIMENTO EM DIÂMETRO DE Araucaria angustifolia (Bertol.) Kuntze EM FUNÇÃO DA IDADE, EM TRÊS REGIÕES DO RIO GRANDE DO SUL - (2009)

André Felipe Hess, Paulo Renato Schneider, César Augusto Guimarães Finger

Volume: 19 - Issue: 1

Resumo. The present work aimed to study the natural stand of Araucaria angustifolia (Bertol.) Kuntze growth in diameter in function of the age, in Medium Plateau, Leans Superior of the Northeast and Mountain of the Southeast phytogeographics areas of Rio Grande do Sul. For this, the Backman's growth...

Acessar o artigo
DESEMPENHO DO Pinus echinata NA REGIÃO CENTRAL DO ESTADO DO RIO GRANDE DO SUL, BRASIL - (2009)

Paulo Renato Schneider, Jorge Farias, César Augusto Guimarães Finger, Paulo Sérgio Pigatto Schneider, Frederico Dimas Fleig, Cláudio Thomas, Juarez Iensen Pedroso Filho

Volume: 19 - Issue: 1

Resumo. In this work, the growth and the yield of a Pinus echinata Mill. stand were studied. The stand was implanted in 1996 in spacing of 3,0 x 2,0 meters, at Boqueirão do Leão, in Rio Grande do Sul, Brazil. For the study, 6 sample units were installed, and 6 trees of average diameter and...

Acessar o artigo
EFEITO DA PODA DE RAIZES SOBRE O CRESCIMENTO DAS MUDAS DE EUCALIPTO - (2009)

Teresa Aparecida Soares de Freitas, Deborah Guerra Barroso, Leonardo Silva Souza, José Geraldo de Araújo Carneiro

Volume: 19 - Issue: 1

Resumo. The objective of this work was to evaluate the effect of the roots prunings of Eucalyptus camaldulensis seedlings produced in blocks. In the nursery, three treatments were tested (T1: without roots pruning; T2: one roots pruning; T3: two roots pruning), in Completely Randomized Design, with nine...

Acessar o artigo
EFEITO DO TRATAMENTO TÉRMICO SOBRE A RESISTÊNCIA AO CISALHAMENTO DA LINHA DE COLA EM PAINÉIS OSB - (2009)

Airton Mauro de Lára Santos, Frederico de Souza, Mirian de Almeida Costa, Ricardo Faustino Teles, Valéria Maria Figueiredo Pazetto, Cláudio Henrique Soares Del Menezzi

Volume: 19 - Issue: 1

Resumo. Research to improve dimensional stability of oriented strand boards (OSB) through thermal treatment has been done. It aims to reduce the higroscopicity of the wood particles as well as to relieve the compression stresses generated during pressing process. In spite of the advantages, the thermal...

Acessar o artigo
ENRAIZAMENTO DE ESTACAS DE DUAS ESPÉCIES DE Salix COM VISTAS À ESTABILIZAÇÃO DE TALUDES FLUVIAIS - (2009)

Suzana Ferreira da Rosa, Miguel Antão Durlo

Volume: 19 - Issue: 1

Resumo. This study aims to determine biotechnique aptitude of two species of Salix (Wicker-yellow and Wicker-red) in works of bioengineering, by examining the rooting and the time of collect of sticks. The experiment was conducted at Federal University of Santa Maria, with monthly collects of vegetative...

Acessar o artigo
ESTABELECIMENTO DE MATA CILIAR ÀS MARGENS DO RESERVATÓRIO DA USINA HIDRELÉTRICA DE CAMARGOS, MG - (2009)

Wendy Carniello Ferreira, Soraya Alvarenga Botelho, Antonio Claudio Davide, José Márcio Rocha Faria

Volume: 19 - Issue: 1

Resumo. The object of this survey was to analyze the growth and vigor of arboreal and shrub species planted in a reservoir shore of the Camargos Hydroeletric Plant, in the state of Minas Gerais, and to verify the processes of natural regeneration in function of the reservoir distance and along the...

Acessar o artigo
MATURAÇÃO FISIOLÓGICA E COLETA DE SEMENTES DE Eugenia uniflora L. (PITANGA), SANTA MARIA, RS - (2009)

Angela Luciana de Avila, Marileia da Silva Argenta, Marlove Fátima Brião Muniz, Igor Poleto, Elena Blume

Volume: 19 - Issue: 1

Resumo. This study aimed to accompany the physiologic maturation, their indicative parameters and to identify the moment adapted for the seed harvest of Eugenia uniflora, evaluating also the incidence of fungus in fruits and seeds. The research was carried out from August to October of 2004 in Santa...

Acessar o artigo
MORPHOMETRIC ANALYSIS ON CHROMOSOMES OF TROPICAL Pinus SPECIES - (2009)

Lília Rosário Ribeiro, Lisete Chamma Davide, Cássia Ângela Pedrozo, Sandro Barbosa, Giovana Augusta Torres

Volume: 19 - Issue: 1

Resumo. Karyotypic analysis of Pinus oocarpa Schiede ex Schltdl., Pinus patula Schltdl. & Cham. and of provenances Jócon Yoro, Las Camelias and San Rafael del Norte of Pinus tecunumanii Eguiluz & J. P. Perry were accomplished to provide information for definition of Pinus tecunumanii...

Acessar o artigo
RESISTÊNCIA AO INTEMPERISMO ARTIFICIAL DE QUATRO MADEIRAS TROPICAIS: O EFEITO DOS EXTRATIVOS - (2009)

Cynara Caroline Kern Barreto, Tereza Cristina Monteiro Pastore

Volume: 19 - Issue: 1

Resumo. The tropical woods Apuleia leiocarpa, Couratari stellata, Mezilaurus itauba and Simarouba amara were selected to examine the effect of the presence of the extractives in the color variation and in the photodecomposition process of their surfaces. Samples with and without extractives were...

Acessar o artigo
ANÁLISE BIOECONÔMICA DO SEQÜESTRO FLORESTAL DE CARBONO E DA DÍVIDA ECOLÓGICA: UMA APLICAÇÃO AO CASO DO RIO GRANDE DO SUL - (2008)

Valny Giacomelli Sobrinho, Paulo Renato Schneider

Volume: 18 - Issue: 4

Resumo. Apesar das críticas, o Protocolo de Kyoto se tem constituído na principal ferramenta política para enfrentar a mudança climática. No entanto, o único de seus instrumentos que prevê a cooperação entre países industrializados e em...

Acessar o artigo
APORTE E DECOMPOSIÇÃO DA SERAPILHEIRA NA FLORESTA ATLÂNTICA, ILHA DA MARAMBAIA, MANGARATIBA, RJ - (2008)

Marcos Gervasio Pereira, Luis Fernando Tavares de Menezes, Nivaldo Nivaldo Schultz

Volume: 18 - Issue: 4

Resumo. A produção e a decomposição de serapilheira de um fragmento de Floresta Atlântica de encosta na Ilha da Marambaia, Mangaratiba, RJ, foram estudadas durante o período de dezembro de 2003 a novembro de 2004. O aporte de serapilheira foi mensurado partindo de...

Acessar o artigo
AVALIAÇÃO DA RELAÇÃO DENSIDADE E DIÂMETRO EM POVOAMENTO DE Pinus taeda - (2008)

Paulo Sérgio Pigatto Schneider, Frederico Dimas Fleig, Paulo Renato Schneider, César Augusto Guimarães Finger

Volume: 18 - Issue: 4

Resumo. This work was developed with the purpose of studying the efficiency of the models which express the density-diameter relationship in stands of Pinus taeda L., handled in full and highly stocked density. For that, Reineke, Yoda, Zeide and Tang models were adjusted. Such models relate the density...

Acessar o artigo
CRESCIMENTO E QUALIDADE DE MUDAS DE Pinus taeda L. SUBMETIDAS À PODA QUÍMICA DE RAÍZES - (2008)

Vera Lucia Rossi, Cassandro Vidal Talamini do Amarante, Frederico Dimas Fleig

Volume: 18 - Issue: 4

Resumo. This work was carried out to study the effects of roots pruning with cupper sulphate, cupper oxychlorate and ethephon (2-cloroethtlphosphonic acid) on growth and quality of Pinus taeda L. seedlings produced in tubes. The treatments with cupper sulphate or cupper oxychlorate were applied on the...

Acessar o artigo
CRESCIMNTO DE MUDAS DE Euterpe edulis Martius EM RESPOSTA A DIFERENTES DOSES DE FÓSFORO - (2008)

Letícia Schlichting Hostin Lima, Elci Terezinha Henz Franco, Mauro Valdir Schumacher

Volume: 18 - Issue: 4

Resumo. The objective of this work was to evaluate the effect of phosphorus doses in the growth of seedling of palm as well as to determine the content of macro and micronutrients from the below and above ground biomass through a tissue analysis. The assay was conducted in a greenhouse. The treatments...

Acessar o artigo
ESTIMATIVA DA IDADE DE SEGREGAÇÃO DO LENHO JUVENIL E ADULTO POR MEIO DE PARÂMETROS ANATÔMICOS PARA MADEIRA DE Luehea divaricata Mart. - (2008)

Darci Alberto Gatto, Clovis Roberto Haselein, Ediane Andréia Buligon, Leandro Calegari, Diego Martins Stangerlin, Leonardo da Silva Oliveira, Elio José Santini

Volume: 18 - Issue: 4

Resumo. This study aimed at determining the age of demarcation of juvenile and mature wood of Luehea divaricata Mart., using anatomical characteristics. Three adult trees, in good trunk, with diameter at DBH larger than 30 cm, from Encosta Superior do Nordeste do Estado do Rio Grande do Sul, were...

Acessar o artigo
GASEIFICAÇÃO DE MATERIAIS LIGNOCELULÓSICOS PARA GERAÇÃO DE ENERGIA ELÉTRICA - (2008)

Marina Donária Chaves Arantes, Lourival Marin Mendes, Giovanni Francisco Rabelo, José Reinaldo Moreira da Silva, Fábio Fábio Akira Mori, Arthur Monteiro Barbosa

Volume: 18 - Issue: 4

Resumo. The objective of this work was to build a countercurrent gasifier in hardened mortar to evaluate the potential of generating electrical energy of eucalyptus species grown in the state of Minas Gerais, from agroindustry residues and from the mixture of those materials. The immediate chemical...

Acessar o artigo
GROWTH DYNAMICS OF Anadenanthera colubrina var. cebil AND Tabebuia impetiginosa FROM PANTANAL MATO-GROSSENSE, BRAZIL - (2008)

Patrícia Póvoa de Mattos, Rudi Arno Seitz

Volume: 18 - Issue: 4

Resumo. There is a great demand for wood within tropical natural forests and a scarcity of available data to carry out a management program. It is of great importance, therefore, that growth ring information is being enhanced. The Pantanal of Nhecolândia, sub-region of Pantanal Mato-grossense, may...

Acessar o artigo
MICROMETEOROLOGICAL ENVIRONMENTS AND BIODIVERSITY IN A CLOSED FOREST AND AT A TREE-FALL GAP IN CENTRAL AMAZONIA - (2008)

Akio Tsuchiya, Akira Tanaka

Volume: 18 - Issue: 4

Resumo. Micrometeorological parameters were measured in a closed forest (CF) and at a tree-fall gap (LG) near Novo Aripuanã, AM, along the Madeira River in dry season (August to September 2003) and rainy season (March 2004), and were compared to the number of species per family and the number of...

Acessar o artigo
MINIESTAQUIA DE Grevillea robusta A. Cunn. A PARTIR DE PROPÁGULOS JUVENIS - (2008)

Levi de Souza Junior, Marguerite Quoirin, Ivar Wendling

Volume: 18 - Issue: 4

Resumo. The objective of this study was to evaluate the survival and productivity of ministumps in tube system and the effect of indolbutyric acid (IBA) in rooting of Grevillea robusta minicuttings. The experiment was done in Colombo-PR, with ministumps originated from seedlings. These ministumps were...

Acessar o artigo
ORDENAÇÃO DOS DADOS DE ESTRUTURA DA FLORESTA OMBRÓFILA MISTA PARTINDO DE INFORMAÇÕES DO INVENTÁRIO FLORÍSTICO-FLORESTAL DE SANTA CATARINA: RESULTADOS DE ESTUDO-PILOTO - (2008)

Alexander Christian Vibrans, Alexandre Uhlmann, Lucia Sevegnani, Moacir Marcolin, Nelson Nakajima, Carlos Roberto Grippa, Eduardo Brogni, Marcela Braga Godoy

Volume: 18 - Issue: 4

Resumo. The floristic forest inventory of Santa Catarina State in Southern Brazil aims at quantifying the forest resources and increasing the knowledge on vascular plant diversity. The study includes sampling of trees, shrubs, herbs and vascular epiphytes. Santa Catarina State¿s surface is about...

Acessar o artigo
PRODUÇÃO DE SERAPILHEIRA E TRANSFERÊNCIA DE NUTRIENTES EM ÁREA DE SEGUNDA ROTAÇÃO COM FLORESTA DE Pinus taeda L. NO MUNICÍPIO DE CAMBARÁ DO SUL, RS - (2008)

Mauro Valdir Schumacher, Márcio Viera, Rudi Witschoreck

Volume: 18 - Issue: 4

Resumo. This study had the objective of evaluating the litter and nutrients transfer to the soil in a second rotation area with Pinus taeda L. forest, during three years (5th to 7th year) in Cambará do Sul, RS. Three plots (48 m x 50 m) were allocated, each one with 5 collectors (1 m2). All the...

Acessar o artigo
A importância relativa da densidade da madeira e do teor de carboidratos no rendimento de polpa e na qualidade do produto - (2008)

Alfredo Mokfienski, Jorge Luiz Colodette, José Lívio Gomide, Ana Márcia M. Ladeira Carvalho

Volume: 18 - Issue: 3

Resumo. The purpose of this study was to evaluate basic density, chemical composition and fiber dimensions of ten Eucalyptus sp wood samples and to verify the impact of this set of parameters and their combination on the Kraft pulping process yield and on bleached pulp quality. Ten eucalypt woods of...

Acessar o artigo
Avaliação da produtividade, conteúdo e eficiência de utilização de nutrientes em genótipos de Eucalyptus spp. No Vale do Jequitinhonha, MG - (2008)

Geraldo Erli De Faria, Nairam Félix De Barros, Vanderley Luiz Paranaíba Cunha, Ildeu Soares Martins, Rosana De Carvalho Cristo Martins

Volume: 18 - Issue: 3

Resumo. The hybridization of eucalyptus species can provide more productive hybrids and with a high efficiency of nutrient absorption and, or, nutrient use, depending on the combined species. In this context, the present work was undertaken in the Jequitinhonha Valley region, Minas Gerais, and its...

Acessar o artigo
Avaliação de modelos de afilamento não-segmentados na estimação da altura e volume comercial de Eucalyptus SP. - (2008)

Carlos Alberto Martinelli de Souza, Gilson Fernandes da Silva, Alexandre Cândido Xavier, Adriano Ribeiro de Mendonça, André Quintão de Almeida

Volume: 18 - Issue: 3

Resumo. This work aimed to evaluate different taper models in the estimate of the merchantable height and volume and along the bole volumes of Eucalyptus sp., to the obtention of multiproducts. Considering the data of rigorous scaling of trees of Eucalyptus sp. with 16 years-old, it was appraised the...

Acessar o artigo
BIOMASA EN PLANTACIONES DE Eucalyptus viminalis Labill. DE LA PROVINCIA DE BUENOS AIRES, ARGENTINA - (2008)

Paula Ferrere, Ana Maria Lupi, Rosa Boca, Vicente Nakama, Adelqui Alfieri

Volume: 18 - Issue: 3

Resumo. El presente trabajo se desarrolló en el oeste de la provincia de Buenos Aires, Argentina con el objetivo de ajustar funciones de biomasa de árboles individuales y determinar la biomasa en diferentes compartimientos de la planta y el sotobosque. Se identificaron rodales de...

Acessar o artigo
CARACTERIZAÇÃO MORFOMÉTRICA DE FRUTOS E SEMENTES E EFEITO DA TEMPERATURA NA GERMINACÃO DE Parkia pendula (WILLD.) BENTH. EX WALP - (2008)

Celene De Albuquerque Camara, João Correia de Araújo, Vilma Márquez Ferreira, Edna Ursulino Alves, Flávia de Barros Prado Moura

Volume: 18 - Issue: 3

Resumo. Parkia pendula (Willd.) Benth. ex Walp. is a tree species, characteristic of the initial phases of succession, of natural occurrence in Brazil. It belongs to the Mimosaceae family, with great potential in the recovery of degraded areas. The present work aims to characterize fruits and seeds...

Acessar o artigo
COMPOSIÇÃO E EFICIÊNCIA DA UTILIZAÇÃO BIOLÓGICA DE NUTRIENTES EM FRAGMENTO DE MATA ATLÂNTICA EM PERNAMBUCO - (2008)

Silvana Andreoli Espig, Fernando José Freire, Luiz Carlos Marangon, Rinaldo Luiz Caraciolo Ferreira, Maria Betânia Galvão dos Santos Freire, Darci Bacelar Espig

Volume: 18 - Issue: 3

Resumo. The vast majority of research on nutrients in natural forest is concentrated in the litter. In Brazil, in Atlantic Forest, some investigations have been conducted in few locations such as Dois Irmãos Forest (PE), Tijuca Forest (RJ) and Salão Dourado Forest (MG). In the present...

Acessar o artigo
Comunidade de fungos micorrízicos arbusculares em solo cultivado com eucalipto, pinus e campo nativo em solo arenoso, São Francisco de Assis, RS - (2008)

Rodrigo Ferreira da Silva, Zaida Inês Antoniolli, Robson Andreazza, João Kaminski

Volume: 18 - Issue: 3

Resumo. The aim of this work was to evaluate the community of arbuscular mycorrhizal fungi spores in five areas cultivated with eucalipt (Eucalyptus grandis W. Hill ex Maiden), pinus (Pinus elliottii Engelm. var. elliottii) and native field, in arenization process, located in São Francisco de...

Acessar o artigo
Efeito das xiloglucanas de sementes e derivados no crescimento de Arabidopsis thaliana - (2008)

Adriana Tourinho Salamoni, Maria Rita Sierakowski, Janice Pinheiro Boeira, Oscar Augusto Risch, Marguerite Quoirin

Volume: 18 - Issue: 3

Resumo. Studies on xyloglucan (XG) extracted from Hymenaea courbaril L. (jatoba) seeds showed that this biopolymer has biological activity that enhanced wheat coleoptiles growth. In apple tree micropropagation, the culture medium containing XG combined with agar induced a higher multiplication rate,...

Acessar o artigo
Estimativa dos parâmetros da função de densidade probabilística de weibull por regressão aninhada em povoamento desbastado de Pinus taeda L. - (2008)

Paulo Renato Schneider, Cesar Augusto Guimarães Finger, Luiz Gastão Bernett, Paulo Sérgio Pigatto Schneider, Frederico Dimas Fleig

Volume: 18 - Issue: 3

Resumo. This work was accomplished with the objective of predicting the parameters of probabilistic density function for thinning stands of Pinus taeda, in the south of Brazil, with the purpose of obtaining the prognosis of the frequencies per unit of area by diameter class. The parameter from Weibull...

Acessar o artigo
Influência de substratos e fósforo na produção de mudas micorrizadas de Acacia mearnsii de wild - (2008)

Andréa Hentz de Mello, João Kaminski, Zaida Inês Antoniolli, Lílian Castilho dos Santos, Eduardo Lorensi de Souza, Guilherme Karsten Schirmer, Rafael Machado Goulart

Volume: 18 - Issue: 3

Resumo. The inoculation of mycorrhizal arbuscular fungi (FMAs) is viable in forest species. The aim of this study was to evaluate the establishment of two species of FMAs, in Acácia mearnsii production, considering different substracts and phosphour levels. The experiment was carried out with...

Acessar o artigo
Ocorrência de associação micorrízica em seis essências florestais nativas do Estado do Rio Grande Do Sul - (2008)

Robson Andreazza, Zaida Inês Antoniolli, Vetúria Lopes de Oliveira, Lineu Trindade Leal, Carlos Augusto Moro, Simone Pieniz

Volume: 18 - Issue: 3

Resumo. Mycorrhizal associations could promote plant growth in native forestry species in Rio Grande do Sul State. The aim of this work was to identify mycorrhizal associations in six native forestry species: Araucaria angustifolia (Bertol.) Kuntze, Enterolobium contortisiliquum (Vell.) Morong,...

Acessar o artigo
Relações alométricas para Leucaena leucocephala (Lam.) De Wit - (2008)

Valdemir Aleixo, Ubirajara Contro Malavasi, Natalino Calegário, Marlene de Matos Malavasi, Eurides Küster Macedo

Volume: 18 - Issue: 3

Resumo. The objective of this study was to calculate simple allometric equations in order to estimate above and below ground dry biomass from Leucaena leucocephala individuals. Results indicated that biomass components show the following pattern: stem > branches > roots > leaves. Independently...

Acessar o artigo
RESPOSTA DE SEMENTES DE Podocarpus lambertii E Podocarpus sellowii ¿ (Podocarpaceae) À DESSECAÇÃO - (2008)

Lucinda Carneiro Garcia, Antonio Carlos Nogueira

Volume: 18 - Issue: 3

Resumo. Studies related to seeds development of forest species allow the material obtainment of good physiological and essential quality in silvicultural system considering these species. The objective of this work was to evaluate the behavior of seeds of Podocarpus lambertii Klotzsch ex Endl. and...

Acessar o artigo
Análise faunística de himenópteros visitantes florais em fragmento de cerradão em Itirapina, SP - (2008)

Márcia d´Avila, Luis Carlos Marchini

Volume: 18 - Issue: 2

Resumo. Bees are considered one of the most efficient pollinators. Therefore, they have indisputable role in the plants reproduction, since they increase the quality and quantity of fruit and seeds, and thus they help the ecosystems maintenance. Cerrado is one of the most affected ecosystems due to the...

Acessar o artigo
Avaliação de um sistema para otimização do sortimento de Eucalyptus sp - (2008)

Adriano Ribeiro de Mendonça, Gilson Fernandes da Silva, Julio Eduardo Arce, Romualdo Maestri

Volume: 18 - Issue: 2

Resumo. This work aims at evaluating a methodology in order to estimate the volume of wood in the forest inventory considering the stem taper quality of trees. A stand of 4.31 ha was used with an area planted with Eucalyptus sp. with sixteen years-old, originated from seminific propagation. The initial...

Acessar o artigo
Características do solo na restauração de áreas degradadas na Reserva Biológica de Poço das Antas, RJ - (2008)

Luiz Fernando Duarte de Moraes, Eduardo Francia de Carneiro Campello, Marcos Gervasio Pereira, Arcângelo Loss

Volume: 18 - Issue: 2

Resumo. A project to restore a degraded area must firstly reestablish organic soil matter and nutrient cycling process. In order to evaluate the influence of indigenous tree plantations on changings in soil fertility and organic matter dynamics, an experiment was installed at the Poço das Antas...

Acessar o artigo
Determinação do teor de sílica em madeira por espectroscopia de absorção atômica de chama versus espectroscopia no ultravioleta-visível - (2008)

Laécio Carneiro Rodrigues, Marcos Antonio Eduardo Santana

Volume: 18 - Issue: 2

Resumo. The objective of this work was to compare the performance of two analytical techniques, flame atomic absorption spectroscopy (FAAS) and ultraviolet-visible spectroscopy (UV-VIS), in the determination of the silica content in lignocellulosic materials. The methods were tested in wood specimens of...

Acessar o artigo
Fitossociologia dos estratos arbóreo e de regeneração natural em um povoamento de acácia-negra (Acacia mearnsii, De Wild.) na região da Floresta Estacional Semidecidual do Rio Grande do Sul - (2008)

Silas Mochiutti, Antonio R. Higa, Augusto A. Simon

Volume: 18 - Issue: 2

Resumo. This study analyzes the structure and floristic composition of the regeneration of native forest species under black-wattle plantation, established 16 years ago in a riparian area, and it verifies the possibility of the black-wattle be considered an invasive species of this environment. The tree...

Acessar o artigo
Germinação de sementes e crescimento inicial de plântulas de Tabebuia aurea (Silva Manso) Benth. & Hook f. ex S. Moore - (2008)

Mauro Vasconcelos Pacheco, Valderez Pontes Matos, Ana Lícia Patriota Feliciano, Rinaldo Luiz Caraciolo Ferreira

Volume: 18 - Issue: 2

Resumo. Tabebuia aurea is a native arboreal species that can be used in recomposition programs of degradated areas, as ornamental plant and for production of wood of quality. The objectives of this study were to evaluate the effects of the temperature and substrate on seed germination and initial...

Acessar o artigo
Tibouchina sellowiana (Cham.) Cogn.: enraizamento, anatomia e análises bioquímicas nas quatro estações do ano - (2008)

Michele Fernanda Bortolini, Katia Christina Zuffellato-Ribas, Henrique Soares Koehler, Antonio Aparecido Carpanezzi, Cícero Deschamps, Marisa De Cacia Oliveira, Cleusa Bona, Juliana Lischka Sampaio Mayer

Volume: 18 - Issue: 2

Resumo. The present work tried to verify the effects of application of different concentration of indolebutyric acid (IBA) in talc in solution, in the rooting of cutting of Tibouchina sellowiana (Cham.) Cogn. collected in the four seasons, as well as its anatomical and biochemical variation. The...

Acessar o artigo
Utilização da amostragem seqüencial para avaliar a eficiência do parasitismo de Deladenus (Beddingia) siricidicola (Nematoda: Neotylenchidae) em adultos de Sirex noctilio (Hymenoptera: Siricidae) - (2008)

Susete do Rocio Chiarello Penteado, Edílson Batista de Oliveira, Edson Tadeu Iede

Volume: 18 - Issue: 2

Resumo. The nematode Deladenus (Beddingia) siricidicola (Nematoda: Neotylenchidae) is the main control agent of the woodwasp Sirex noctilio (Hymenoptera: Siricidae). It acts by female sterilization and reaches parasitism levels close to 100%, averaging 70%. The monitoring of the efficiency of this...

Acessar o artigo
Utilização de hipoclorito de sódio na esterilização de meio de cultura para multiplicação in vitro de Eucalyptus pellita L - (2008)

Silvio Lopes Teixeira, Juliana Martins Ribeiro, Márcia Torres Teixeira

Volume: 18 - Issue: 2

Resumo. Lately it has been observed a great interest in the research area of plant tissue culture in discovering new alternatives leading to cost reduction of the plants produced in commercial laboratories, in order to turn this alternative of plant propagation more economical. A potentially promising...

Acessar o artigo
Utilização de madeiras de Eucalyptus grandis E Eucalyptus dunnii para produção de painéis de partículas orientadas – OSB - (2008)

Setsuo Iwakiri, Carlos Eduardo Camargo de Albuquerque, José Guilherme Prata, Abel Cardoso Buarque Costa

Volume: 18 - Issue: 2

Resumo. This study was developed to evaluate the feasibility of OSB manufacturing using woods of Eucalyptus grandis and Eucalyptus dunnii. Boards with nominal density of 0,70 g/cm³ and 1,0 g/cm³ were manufactured in laboratory, using 100% of wood particles from Pinus taeda, Eucalyptus grandis...

Acessar o artigo