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Navegação Cerne - v.16, n.3, 2010 por título

Navegação Cerne - v.16, n.3, 2010 por título

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  • Economic analysis of sustainable management of candeia
    Oliveira, Antonio Donizette de; Ribeiro, Ivonise Silva Andrade; Scolforo, José Roberto Soares; Mello, José Márcio de; Rezende, José Luiz Pereira de (Universidade Federal de Lavras, 2010-07)
    Candeia wood (Eremanthus erythropappus) is widely used for production of essential oil and its active ingredient, alpha-bisabolol, is consumed by both the cosmetics and pharmaceutical industry. This study aimed to determine ...
  • Environmental strategy as social practice in a forest-based enterprise: a descriptive study
    Gobbi, Beatriz Christo; Brito, Mozar José de; Brito, Valéria da Glória Pereira (Universidade Federal de Lavras, 2010-07)
    This article aims to study the environmental strategies of a forest-based, cellulose pulp-producing organization by employing strategic theory as social practice and interpretative, descriptive research methods. The analyses ...
  • Estimation of the mechanical properties of wood from Eucalyptus urophylla using near infrared spectroscopy
    Andrade, Carlos Rogério; Trugilho, Paulo Fernando; Napoli, Alfredo; Vieira, Renato da Silva; Lima, José Tarcísio; Sousa, Leonardo Chagas de (Universidade Federal de Lavras, 2010-07)
    Mechanical properties studies of wood usually involve destructive wood assessments, with time-consuming tests that use large amounts of resource (wood). Although this is not a limiting factor, it could be attenuated by the ...
  • Evolution of the hypsometric relationship in Araucaria angustifolia plantations in the mid-south region of Paraná state
    Figueiredo Filho, Afonso; Dias, Andrea Nogueira; Kohler, Sintia Valerio; Verussa, Aline Angélica; Chiquetto, Ademar Luiz (Universidade Federal de Lavras, 2010-07)
    The aim of this study was to assess and model the evolution of the hypsometric relationship in Araucaria angustifolia plantations grown in the 1940’s and 1960’s in the Irati National Forest, in the mid-south region of ...
  • Florística e estrutura da comunidade arbórea de duas áreas de cerrado sentido restrito no norte de Minas Gerais
    Costa, Fernanda Vieira da; Oliveira, Karla Nunes; Nunes, Yule Roberta Ferreira; Menino, Gisele Cristina de Oliveira; Brandão, Diego Oliveira; Araújo, Lucimar Soares de; Miranda, Weslane Oliveira; D‘Ângelo Neto, Santos (Universidade Federal de Lavras, 2010-07)
    Este estudo teve como objetivo comparar os aspectos florísticos e fitossociológicos de duas áreas próximas de Cerrado Sentido Restrito em Grão Mogol, norte de Minas Gerais. As comunidades arbóreas foram avaliadas por meio ...
  • Influence of leaf area reduction on clonal production of eucalyptus seedlings
    Santana, Reynaldo Campos; Dutra, Tiago Reis; Carvalho Neto, José Pereira; Nogueira, Gilciano Saraiva; Grazziotti, Paulo Henrique; Barros Filho, Nairam Félix de (Universidade Federal de Lavras, 2010-07)
    Clonal production of eucalyptus seedlings has made considerable progress in recent years. Significant developments have taken place in irrigation and fertilization systems as well as in management of clonal miniorchards. ...
  • Ion input via rainwater in the southwestern region of Rio Grande do Sul, Brazil
    Calil, Francine Neves; Schumacher, Mauro Valdir; Witschoreck, Rudi; Lopes, Vicente Guilherme; Viera, Márcio; Liberalesso, Edenilson (Universidade Federal de Lavras, 2010-07)
    Ion input via rainfall alone and after interception by the forest canopy, constitutes an important path of biochemical cycling, although few studies have provided information on the subject so far. The objective of this ...
  • Mapeamento da Araucaria angustifolia utilizando receptores GPS
    Venancio, Diego Luis; Disperati, Attilio Antonio; Neves, Ricardo Vilar (Universidade Federal de Lavras, 2010-07)
    Compararam-se, neste trabalho, os resultados do mapeamento planimétrico das árvores de Araucária (Araucaria angustifolia), utilizando a tecnologia GPS nos modos estático diferencial (posicionamento relativo) e estático ...
  • Models for estimating macronutrients in Mimosa scabrella Bentham
    Téo, Saulo Jorge; Machado, Sebastião do Amaral; Figueiredo Filho, Afonso; Reissmann, Carlos Bruno (Universidade Federal de Lavras, 2010-07)
    The aim of this work was to adjust and test different statistical models for estimating macronutrient content in the above-ground biomass of bracatinga (Mimosa scabrella Bentham). The data were collected from 25 bracatinga ...
  • Qualidade de sementes e mudas de Schizolobium parahyba procedentes do Rio Grande do Sul, Santa Catarina e Paraná
    Cherobini, Edicléia Aparecida Iensen; Lazarotto, Marília; Muniz, Marlove Fátima Brião; Girardi, Leonita Beatriz; Lippert, Diogo Belmonte; Maciel, Caciara Gonzatto (Universidade Federal de Lavras, 2010-07)
    Neste trabalho, objetivou-se estudar o vigor por diferentes testes e a sanidade de sementes de guapuruvu (Schizolobium parahyba) procedentes dos estados do Rio Grande do Sul (RS), Santa Catarina (SC) e Paraná (PR) e avaliar ...
  • Use of near infrared spectroscopy to distinguish carbonization processes and charcoal sources
    Monteiro, Thiago Campos; Silva, Renato Vieira da; Lima, José Tarcísio; Hein, Paulo Ricardo Gherardi; Napoli, Alfredo (Universidade Federal de Lavras, 2010-07)
    The near infrared spectroscopy (NIRS) has shown a rapid and accurate technique for evaluation of materials of biological origin. The objective of this study was to evaluate the ability of the near infrared (NIR) spectroscopy ...
  • α-galactosidase activity and carbohydrate mobilization in seeds of Dalbergia nigra (Vell.) Allemão ex Benth. – Fabaceae (brazilian rosewood) during germination
    Carrijo, Lanna Clicia; Borges, Eduardo Euclydes de Lima e; Pontes, Claudia Aparecida; Lopes, Mariana Rocha; Brune, Arno (Universidade Federal de Lavras, 2010-07)
    Complex substances are converted by enzyme action into soluble molecules during the germination process, and these are in turn translocated to the growing plant embryo, serving as an energy source or physical structure. ...

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