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Itens para a visualização no momento 111-116 of 116
Resíduos sólidos de bovinos proveniente da estação de tratamento de efluentes de frigorífico pelo processo de compostagem e vermicmpostagem na produção de mudas de alface
(Universidade Federal de Santa Maria, 2011-07-22)
The agribusiness sector has been growing and these was the generation of solid waste and liquids increasing, constituing an environmental problem. The objectives of this work were: 1) to produce organic compound from solid ...
Emissão de gases de efeito estufa na cultura da cana-de-açúcar sob diferentes sistemas de preparo do solo e doses de nitrogênio
(Universidade Federal de Santa Maria, 2012-12-14)
Brazil is the world's largest producer of sugarcane. However, few studies have been conducted to evaluate the effect soil management systems and fertilization practices on emissions of greenhouse gases (GHG). Therefore, ...
Rhizophagus clarus e fósforo em Crotalaria juncea em solo com altos teores de cobre
(Universidade Federal de Santa Maria, 2013-07-22)
Arbuscular Mycorrhizal Fungi (AMF) can increase the tolerance of plants to heavy metals, as well as their ability to enhance the acquisition of phosphorus (P). The aim of this study was to evaluate how the inoculation with ...
Emissão de óxido nitroso e produtividade do girassol sob diferentes fontes de adubação nitrogenada
(Universidade Federal de Santa Maria, 2013-07-29)
The sunflower crop stands as one of oilseeds with high potential for use as a source of feedstock for biodiesel production in Brazil. However, there is a lack of studies with the use of organic fertilizer sources to evaluate ...
Alterações fisiológicas em milho cultivado em solo com alto teor de cobre e submetido à aplicação de zinco
(Universidade Federal de Santa Maria, 2014-02-07)
Due to the historical application of cupric fungicides in vineyards, the amounts of copper (Cu) in these soils can reach levels that cause toxicity to plants. Recently researchers have tried alternative products to the ...
Melhoria da qualidade química do perfil do solo como estratégia para atenuar os efeitos de déficits hídricos sobre a produtividade das culturas de grãos em sistema plantio direto
(Universidade Federal de Santa Maria, 2014-12-10)
The chemical improvements provided by no-till have been restricted to the upper soil layers, limiting root development in the subsurface, and the efficient use of water, especially in years with drought. This study had the ...