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Itens para a visualização no momento 21-30 of 32
Propriedades tecnológicas da madeira de clones de Eucalyptus spp.
(Universidade Federal de Santa Maria, 2017-02-20)
This study aimed to examine lumber physical properties, mechanical, performance and quality during air-drying and anatomy of fibers of six Eucalyptus spp clones. The clones were obtained from commercial planting with spacing ...
Potencialidade de óleos essenciais como preservantes naturais de madeira contra a ação de fungo da podridão branca
(Universidade Federal de Santa Maria, 2017-02-21)
The present study aimed to evaluate the potential fungitoxic of essential oils of Pinus elliottii and Melaleuca alternifolia as natural preservative of wood, as well as your toxicity to rot fungus Trametes versicolor. For ...
Intemperismo acelerado em madeira termorretificada em óleo
(Universidade Federal de Santa Maria, 2017-02-23)
The use of oil heat treatment aims at incrementing the technological properties of wood with
use indication for external environments. Therefore, the current study had, as its objective, the
evaluation of accelerated ...
Óleo essencial de Nectandra grandiflora Nees & Mart. ex Nees: efeito antifúngico e bioestimulante em cultivos in vitro
(Universidade Federal de Santa Maria, 2017-12-20)
The present dissertation aims to contribute to correct knowledge of biological activities of Nectandra
grandiflora Nees & Mart. ex Nees essential oil (EO) and its major compound, (+)-dehydrofukinone
(DHF). So, the potential ...
Estratégias para o restabelecimento de áreas antropizadas com espécies arbóreas nativas no extremo sul do bioma Mata Atlântica
(Universidade Federal de Santa Maria, 2017-02-21)
The aim of this research was to characterize the development of Casearia sylvestris, Cupania
vernalis, Eugenia involucrata, Inga vera, Parapiptadenia rigida and Schinus terebinthifolius
in relation to the incidence of ...
Análise espacial da fragmentação florestal em áreas do bioma Mata Atlântica utilizando linguagem R
(Universidade Federal de Santa Maria, 2017-02-23)
There are decades the deforestation resulting from the process of anthropization of the landscape has been causing the destruction of natural resources. The native forests are giving space mainly for agriculture, cattle ...
Análise dos fatores influentes sobre o crescimento de ipê – roxo (Handroanthus heptaphyllus Vell. (Mattos)) – um estudo de caso
(Universidade Federal de Santa Maria, 2017-01-20)
Red Lapacho is timber species with largest market value, considered along with
Mahogany, as 'green gold' in areas of natural forest logging. Therefore, the objective of
this study was to analyze the different factors ...
Relação solo-vegetação em ecótono campo-floresta no bioma Pampa
(Universidade Federal de Santa Maria, 2017-02-22)
Studies that evaluate the relationship between flora and environmental variables are extremely valid, especially for conservation purposes in ecotone areas. In this way, the aim of this study was to evaluate the influence ...
Caracterização morfofisiológica, molecular, enzimática e compatibilidade vegetativa de Fusarium oxysporum e F. solani em erva-mate
(Universidade Federal de Santa Maria, 2017-02-17)
The cultivation of Yerba-mate (Ilex paraguariensis) has intensified in the state of Rio Grande do Sul, due to the valorization of the price paid to the producer. However, the demand for studies related to the pathosystem ...
Estrutura de comunidades e mecanismos de regeneração natural de um trecho de floresta ribeirinha no bioma Pampa, Brasil
(Universidade Federal de Santa Maria, 2017-12-11)
The change in the characteristics of the environment causes variations in the vegetation creating mosaics with different compositions and structure. The objective of this research was to evaluate the influence of environmental ...