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Impacto ambiental em local de acidente provocado por rompimento de tubulações forçadas: estudo de caso
(Universidade Federal de Santa Maria, 2004-07-23)
Environmental impact evaluation is a work that consists on some studies to identify, to interpret, as well as to prevent the environmental consequences or effects in a certain place. These studies will determine the actions ...
Utilização de resíduos do processamento mecânico da madeira para a fabricação de chapas de partículas aglomeradas
(Universidade Federal de Santa Maria, 2004-01-26)
The objective of this work was to investigate the quality of particleboard manufactured with
residue of slash pine, coming from the wood mechanical processing.
The boards were produced with two types of residues, ...
Vegetação e mecanismos de regeneração natural em diferentes ambientes da floresta ombrófila mista na flona de São Francisco de Paula, RS
(Universidade Federal de Santa Maria, 2008-06-30)
This study evaluated the phitosociology of the Mixed Rain Forest and its mechanisms of regeneration (seeding banks, seed rain and soil seed bank). The data were collected in six conglomerates, being every one subdivided ...
Mecanismos de regeneração natural em floresta estacional decidual, Santa Maria, RS
(Universidade Federal de Santa Maria, 2009-02-27)
This study evaluated the mechanisms of natural regeneration represented by seeds rain, seeds bank of the soil and the regeneration vegetation, considering the
seedlings bank and the established regeneration, in a fragment ...
Propagação in vitro e ex vitro de erva-mate (Ilex paraguariensis Saint Hilaire Aquifoliaceae)
(Universidade Federal de Santa Maria, 2008-03-24)
Mate (Ilex paraguariensis) is an important species in Southern Brazil for its economical and cultural values. The present work had the objectives of analyzing the propagation of mate by cuttings, disinfection and in vitro ...
Propagação vegetativa de erva-mate (Ilex paraguariensis Saint Hilaire Aquifoliaceae)
(Universidade Federal de Santa Maria, 2009-03-05)
Erva-mate (Ilex paraguariensis) has an economical and environmental importance to the southern area of Brazil. However, there is no enough technologies of vegetative propagation, which are important to improve yield and ...
Quantificação de biomassa e de carbono orgânico na regeneração natural de floresta ombrófila mista - Nova Prata, RS
(Universidade Federal de Santa Maria, 2004-07-26)
This work had as objectives to ajust mathematical models that
describe, through equations, the biomass volume and the concentration of
organic carbon of the natural regeneration of Mixed Shade Tolerant
Forest. To reach ...
Levantamento populacional de Scolytidae (Coleoptera) em povoamento de Acácia-negra (Acacia mearnsii de Wild)
(Universidade Federal de Santa Maria, 2005-04-04)
This work was developed objectifying the quali-quantitative analysis, the population fluctuation, the faunistic analysis and the correlation of the species of Scolytidae (Coleoptera) with the main meteorological elements ...
Qualidade de chapas de partículas de madeira aglomerada fabricadas com resíduos de uma indústria de celulose
(Universidade Federal de Santa Maria, 2005-01-19)
The objective of this work was to investigate the quality of particleboards made with Eucalyptus saligna wood residues, resulting from chiping of the logs for pulp production. The boards were producted with two types of ...
Impactos ambientais na microbacia do rio Vacacaí-Mirim em Santa Maria - RS.
(Universidade Federal de Santa Maria, 2005-07-07)
The renewable natural resources sustain the balance between the man and the nature. The destruction of one of those resources represents the unbalance and the man's future destruction. Such resources accomplish a social ...