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Parâmetros imunoparasitológicos de cordeiros naturalmente infectados por Haemonchus spp., Teladorsagia spp. e Trichostrongylus spp.
(Universidade Federal de Santa Maria, 2016-03-10)
In the context of the current sheep-rearing, control of parasitic infection establishes a constant challenge to producers, because the gastrointestinal parasites have high prevalence in flocks, highly pathogenic and frequents ...
Lâminas de irrigação no desenvolvimento e produção do feijão-caupi na região central do Rio Grande do Sul, Brasil
(Universidade Federal de Santa Maria, 2016-01-15)
The yield of cowpea in Brazil is still low due to inadequate supply of water by rain and irrigation during the vegetative and reproductive stages. One of the alternatives to improve yield is conducting regional studies ...
Otimização dos processos de calibração e validação do modelo cropgro-soybean
(Universidade Federal de Santa Maria, 2016-12-06)
Crop models are important tools to improve the management and yield of agricultural systems. These improvements are helpful to meet the growing food and fuel demand without increase the crop areas. The conventional approach ...
Estudo do potencial bioativo da fração clorofilada da biomassa de Phormidium autumnale
(Universidade Federal de Santa Maria, 2016-03-07)
Microalgae are recognized sources of metabolites with high added value, largely by biological activity of these compounds. Several species of cyanobacteria produce secondary metabolites with bioactive character due to its ...
Impacto da inclusão de extrato tanífero de Acacia mearsnsii na dieta sobre o metabolismo energético em bovinos
(Universidade Federal de Santa Maria, 2016-01-12)
The objective of the study is to evaluate the effect of Acacia mearnsii tannin extract on balance of nutrients and efficiency of energy of steers. The experiment was conducted in a Latin Square design, with eight Holstein ...
Propagação de carqueja por estaquia e determinação do tamanho de amostra para caracteres agronômicos
(Universidade Federal de Santa Maria, 2016-02-23)
The cultivation of medicinal plants is expanding and is emerging as an alternative for
diversification of activities in the national agricultural production system, especially in
family farms. The improvement of ...
Influência da densidade e espaçamento em duas cultivares de soja no manejo de Phakopsora pachyrhizi
(Universidade Federal de Santa Maria, 2016-02-27)
In the current situation, Brazil has cultivars with grain yield potential of 6000 kg.ha-1. However, due to a number of factors such as, plant spacing in the environment and management practices, productivity in the national ...
Viabilidade do cultivo da cana-de-açúcar irrigada para a produção de etanol
(Universidade Federal de Santa Maria, 2016-10-07)
The production potential of the sugar-alcohol market and increased demand for ethanol makes the sugarcane the most important source of energy biomass for Brazilian agribusiness. This study aimed to evaluate the technical ...
Caracterização antigênica de cepas de Moraxella bovis, Moraxella bovoculi e Moraxella ovis com potencial uso vacinal
(Universidade Federal de Santa Maria, 2016-09-13)
Infectious bovine keratoconjunctivitis (IBK) is the main ocular disease of cattle. Highly contagious, it is responsible for significant economic losses of livestock worldwide. Moraxella bovis is recognized as the primary ...
Resistência de Rhipicephalus microplus a associações comerciais de organofosforados e piretroides sintéticos no estado do Rio Grande do Sul, Brasil
(Universidade Federal de Santa Maria, 2016-12-19)
Rhiphicephalus microplus is one of the main ectoparasites of cattle in regions of tropical and subtropical climate. The economic losses caused by this parasite are related to treatment costs, decreased productivity and ...