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Análise bioeconômica do seqüestro florestal de carbono e da dívida ecológica: uma aplicação ao caso do Rio Grande do Sul
(Universidade Federal de Santa Maria, 2007-12-03)
Though heavily criticized, the Kyoto Protocol has stood out as the key political tool in addressing climate change. However the only of its instruments (IET, JI, CDM) that allows industrialized and developing countries to ...
Técnicas de integração de circuitos de auxílio à comutação aplicadas a inversores e a sistemas multi-pólos
(Universidade Federal de Santa Maria, 2007-09-19)
This Ph. D. dissertation presents contributions to the investigation of soft-switching cells with integrated components, presenting three main approaches: (i) Soft-switching cells with filter coupled inductor; (ii) Integrated ...
Alterações no encéfalo de bovinos submetidos à vigilância das encefalopatias espongiformes transmissíveis
(Universidade Federal de Santa Maria, 2007-02-23)
This study stems from the findings during the gross and histopathological exam of 3,338 cattle brains as
part of the bovine spongiform encephalopathy (BSE) active surveillance program of the Brazilian Ministry of
Agriculture, ...
Determinação de arsênio e cromo em insumos farmacêuticos contendo enxofre por espectrometria de absorção atômica com forno de grafite e análise direta de amostras sólidas
(Universidade Federal de Santa Maria, 2007-09-17)
In this work a procedure was developed using direct solid sampling (DSS) and graphite furnace atomic absorption spectrometry (GF AAS). The study was applied to the determination of As in hydrochlorothiazide and barium ...
Relação entre eficiência e rentabilidade no setor bancário brasileiro
(Universidade Federal de Santa Maria, 2007-05-07)
This work presents a contribution to the study of the relationship between the efficiency and the profitability in the brazilian banks sector, acted by the 50 (fifty) larger banks that act at the country, classified, ...
O modelo desmielinizante do brometo de etídio (be): estudos morfológicos em camundongos C57BL/6 normais e knockout para conexina 32
(Universidade Federal de Santa Maria, 2007-12-14)
Light and ultraestructural changes of central and peripheral nervous system lesions in mice KO for connexin-32
and submitted to the ethidium bromide gliotoxic demyelinating model are described. Their KO condition was tested ...
Qualidade de águas superficiais e tratamento de águas residuárias por meio de zonas de raízes em propriedades de agricultores familiares
(Universidade Federal de Santa Maria, 2007-02-23)
The anthropic action has changed the water quality of rivers and its tributaries as well as the sheets. In rural areas, where there is the predominance of familiar agriculture linked to the agroindustry, this problem is ...
Potencial do Pupinus albescens Hook. & Arn. para recuperação de solos arenizados do bioma pampa
(Universidade Federal de Santa Maria, 2007-02-28)
As the productive processes move forward on the sandy soils of the Southwest region of Rio Grande do Sul, the
arenização has been assuming relevance as factor of soil and regional ecosystem degradation. Contention measures ...
Projeto de reatores eletronicos para hid baseado no conversor chopper AC
(Universidade Federal de Santa Maria, 2007-08-24)
This thesis proposes a design of a power supply for high-pressure discharge lamps based on a high efficiency and high power factor electronic ballast, without exciting the
intrinsic acoustic resonance. The ballast consists ...
Epidemiologia, sinais clínicos e distribuição das lesões encefálicas em bovinos afetados por meningoencefalite por herpesvírus bovino-5 (BoHV-5)
(Universidade Federal de Santa Maria, 2007-02-10)
Seven outbreaks and an isolated case of meningoencephalitis caused by bovine herpesvirus-5 (BoHV-5) in cattle from Rio Grande do Sul, Brazil, occurring in 2002-2004 are described. From a total population at risk of 1,359 ...