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Caracterização de painéis aglomerados com madeira de eucalipto e sólidos granulares de poliuretano
(Universidade Federal de Santa Maria, 2011-12-09)
The objective of the present study was to evaluate the performance of particleboards
fabricated with different proportions of Eucalyptus grandis Hill ex Maiden wood and
polyurethane granular solids from the footwear ...
Potencial silvicultural de espécies nativas florestais sob doses de fertilizante de liberação controlada e volume de recipiente, em viveiro e no campo
(Universidade Federal de Santa Maria, 2016-08-15)
The thesis does not contain abstract.
Modelo computacional de crescimento, produção e análise econômica para povoamentos de Pinus taeda L.
(Universidade Federal de Santa Maria, 2016-02-23)
This study aimed to propose the development of a computational model (Software) for prognosis of growth, production, distribution of frequencies by diameter classes and economic viability analysis for deployment of Pinus ...
Durabilidade natural da madeira de Tetrorchidium rubrivenium em ensaios de campo e de laboratório
(Universidade Federal de Santa Maria, 2014-02-28)
The wood over time passes through a process natural what that gradually losing their
(mechanical, physical or chemical) properties in a gradual state of decay. This fact is
compounded by the action of wood-destroying ...
Florística, solos e abundância isotópica de 13C em áreas de floresta e de campo no bioma Pampa
(Universidade Federal de Santa Maria, 2015-02-26)
To establish strategies for use, management and conservation of the Pampa Biome, this research describes the current vegetation, soil physical properties and, to identified groups of plants that influenced on soil organic ...
Utilização do tanino como preservante natural da madeira de Acacia mearnsii e sua toxidez ao fungo apodrecedor Pycnoporus sanguineus
(Universidade Federal de Santa Maria, 2015-02-20)
The present study aimed to evaluate the use of tannin as natural preservative of Acacia mearnsii and its toxicity to the wood-decay fungus Pycnoporus sanguineus. It was divided in two main stages: the first was to find the ...
Caracterização de painéis WPC fabricados com partículas de madeira de pinus e recicláveis de poliestireno
(Universidade Federal de Santa Maria, 2015-02-20)
Now a days, there is a worldwide tendency to value materials that, in addition to low cost, can be environmentally correct. This last condition refers to renewable, biodegradable and recyclable aspects that can be presented ...
Caracterização tecnológica da madeira de Maclura tinctoria (L.) D. Don ex steud.
(Universidade Federal de Santa Maria, 2016-02-26)
The objective of this study was to characterize technologically the wood of Tajuva (Maclura tinctoria). Therefore, there were physical, mechanical tests, of accelerated rot fungi in the laboratory and colorimetric analysis ...
Biomassa e estoque de nutrientes em Eucalyptus urophylla x Eucalyptus grandis em área arenizada do bioma Pampa - RS
(Universidade Federal de Santa Maria, 2016-02-18)
In Rio Grande do Sul, the Eucalyptus commercial plantations are spread over various regions and occupy the most diverse soil compositions, many of which have good fertility, leading to high growth rates in the stands. The ...
Crescimento, biomassa e nutrientes do Eucalyptus saligna Smith sob manejo dos resíduos da colheita e fertilização
(Universidade Federal de Santa Maria, 2016-07-15)
Intensive forestry has proposed the maximum use of resources produced in forest ecosystems, however, studies evaluating the management of havesting residues and the replacement of nutrients in the form of fertilizers still ...