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Avaliação da dinâmica e da diversidade de uma pastagem natural submetida a diferentes distúrbios
(Universidade Federal de Santa Maria, 2009-02-17)
Dynamics of species, families and plant functional types (PFTs), and diversity of a natural grassland submitted or not to burning and grazing, in different relief positions (concave a convex slope) were evaluated. Treatments ...
Composição botânica, estrutural, valor nutricional e dinâmica do nitrogênio em pastagens de azevém consorciadas
(Universidade Federal de Santa Maria, 2009-02-19)
The utilization of leguminous plants as a mixing with grass is an economic and simple alternative for the increment of nitrogen on soil and plants, building up the sustainability of pasture systems. This work aimed to ...
Desenvolvimento e avaliação de um método in vitro para estimar a degradabilidade das proteínas no rúmen
(Universidade Federal de Santa Maria, 2009-02-13)
A set of assays was carried out to develop a method for estimating ruminal degradation of proteins based on ammonia production in vitro. Samples of soybean meal,
meat and bone meal, ryegrass (Lolium multiflorum) and cynodon ...
Métodos em nutrição de ruminantes: uso de índices fecais para estimar consumo e estimativa da síntese proteica microbiana ruminal
(Universidade Federal de Santa Maria, 2009-02-13)
This study was carried out to evaluate methods in ruminant nutrition: use of fecal index to estimate intake and use of purine or purine derivatives to estimate rumen microbial protein synthesis. Data from three digestibility ...
Efeito da leptospirose sobre a reprodução e a produção em rebanhos leiteiros e estimativa da herdabilidade
(Universidade Federal de Santa Maria, 2009-02-20)
The objectives of this study were to evaluate the effect of Leptospirosis on reproductive and productive performance for dairy breeds cows and to identify the inheritance of this disease by estimating the coefficient of ...
Avaliação de cereais de inverno de duplo propósito na depressão central do Rio Grande do Sul
(Universidade Federal de Santa Maria, 2009-08-26)
In the south of Brazil, one of the largest limitations of cattle activity is the forage lack in the autumn and beginning of winter, causing decrease in milk and meat production. One of
the alternatives to minimize this ...
Avaliação do desempenho na pré e pós desmama para uma população bovina multirracial Aberdeen Angus x Nelore utilizando diferentes modelos genéticos
(Universidade Federal de Santa Maria, 2009-02-20)
The objective of this study was to estimate the genetic effects that affect the pre and post weaning performances of animals, products from Aberdeen Angus (A) and Nellore (N) breeds crosses. In Article 1, there were used ...
Reflexo do uso da silagem de milho na forma de suplemento para novilhos terminados em azevém
(Universidade Federal de Santa Maria, 2009-02-27)
The objective was to evaluate concentrate substitution by corn silage on steers performance, as well as carcass and meat characteristics. The animals were organized
according to the following treatments: 0% Sil: supplementation ...
Crescimento e feminilização de larvas de jundiás Rhamdia quelen submetidas a dietas com hormônios esteróides femininos
(Universidade Federal de Santa Maria, 2009-06-24)
The techniques of sex reversal serve to highlight existing advantages on one of the sexes in
different fish species, several species of commercial interest have been considered in this respect.
Recent studies show that ...
Fontes de gordura na dieta de novilhos terminados em confinamento
(Universidade Federal de Santa Maria, 2009-02-17)
The objective of the present study was to evaluate the effect of the use of different fat sources on feedlot steers finishing diets, on their performance, economic evaluation, carcass and meat characteristics. Twenty steers, ...