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Aspectos da ciclagem de nutrientes em um sistema silvopastoril com Acacia mearnsii De Wild., no município de Tupanciretã, RS
(Universidade Federal de Santa Maria, 2003-06-27)
This study had as objective to quantify the biomass above and
below ground of the Acacia mearnsii De Wild. trees and of the Panicum
maximum Jacq., as well as determine these contents in the biomass and
soil and evaluate ...
Análise espacial da evolução do uso e cobertura da terra na sub-bacia hidrográfica do Arroio Arenal, Santa Maria/RS
(Universidade Federal de Santa Maria, 2006-01-30)
This work investigates the dynamics of the classes of land use and cover in the hydrographic subbasin of Arroio Arenal - RS, through the representation of spacetime processes. Spatial analysis of a distinct time series ...
Fator de cubicação para madeira empilhada de Eucalyptus grandis W. Hill ex Maiden, com toretes de dois comprimentos, e sua variação com o tempo de exposição ao ambiente
(Universidade Federal de Santa Maria, 2006-10-30)
The express wood volume in meter estere (mst) sometimes need to be converted into cubical meters (m3). This is possible estimating a cubication factor (Fc). With the objective to determine the Fc for Eucalyptus grandis and ...
Otimização do cozimento kraft para produção de celulose a partir de madeiras de Eucalyptus globulus com diferentes teores de lignina
(Universidade Federal de Santa Maria, 2002-07-04)
In this research, it was optimized the kraft pulping for pulp production
using Eucalyptus globulus woods with two different lignin contents.
Seventy-two laboratory cooking were made with wood chips obtained from
six ...
Fenologia de uma comunidade arbórea em Santa Maria, RS
(Universidade Federal de Santa Maria, 2002-06-26)
This work aimed to describe the reproductive (flowering and
fruiting) and vegetative (leaf change) phenological events of a
Seasonal Deciduous Forest tree community located in Santa Maria
county (53°50' W long. and ...
Estágios iniciais de sucessão da vegetação do estado do Rio Grande do Sul: caracterização florística, fitossociológica e biométrica
(Universidade Federal de Santa Maria, 2002-06-03)
This work was carried out in the vegetations in the initial stages of succession, in the different
phytogeographic types of the State of Rio Grande do Sul, considering data surveyed by the
Continuous Forestry Inventory ...
Quantificação da biomassa e dos nutrientes em floresta de Acacia mearnsii De Wild. na região Sul do Brasil
(Universidade Federal de Santa Maria, 2003-02-11)
The black wattle (Acacia mearnsii De Wild) is an originally specie of
Australia that was successfully introduced in Brazil through South African
seeds. The black wattle has some uses, from the bark is extracted the
tannin ...
Produção e partição de biomassa e de nutrientes e recomendação de fertilizantes para o Pinus taeda L. (Nutripinus)
(Universidade Federal de Santa Maria, 2003-12-12)
The study was accomplished in close areas to the municipal districts of
Arapoti and Curiúva, PR, belonging to the company INTERNATIONAL
PAPER, in the period of November of 2002 to January of 2003. Stands, not
thinned, ...
Celulose kraft produzida a partir das madeiras de bracatinga (Mimosa scabrella) e eucalipto (Eucalyptus saligna) misturadas em diferentes proporções
(Universidade Federal de Santa Maria, 2004-03-23)
This study had as main objective to evaluate the use of bracatinga (Mimosa scabrella
Benth) wood as fibrous source for papermaking. Kraft pulping of bracatinga and eucalyptus
(Eucalyptus saligna Smith) wood chip blends ...
Qualidade da madeira de três espécies de Eucalyptus resultante da combinação dos métodos de secagem ao ar livre e convencional
(Universidade Federal de Santa Maria, 2006-02-16)
This work aims at evaluating the wood quality of Eucalyptus citriodora, Eucalyptus grandis and Eucalyptus saligna, resulting from the combination of open air and conventional
drying methods during the winter and the summer, ...