Buscar
Itens para a visualização no momento 1-8 of 8
Teores no solo e espécies químicas na solução de P, Cu e Zn com adições sucessivas de dejetos líquidos de suínos
(Universidade Federal de Santa Maria, 2014-07-29)
The distribution of pig slurry in agricultural areas, by presenting various elements in its
composition, can over time, increase the levels of nutrients in the soil, as well as changing the
distribution of chemical species ...
Disponibilidade e transferência de nitrogênio, fosforo e potássio em um argissolo submetido à aplicação de fontes de nutrientes
(Universidade Federal de Santa Maria, 2012-02-29)
The swine and cattle activities are of great economic and social importance in Brazil in the
southern region, but generate of large volumes of waste, that when applied to the soil can be
mineralized and part of the nutrients ...
Biogrânulos aeróbicos em reator seqüencial em batelada para o tratamento de efluente de biodigestor proveniente da suinocultura
(Universidade Federal de Santa Maria, 2008-03-17)
The fermentation of pig slurry into anaerobic digesters has been a recommended practice for the energetic utilization of the produced methane (CH4), thus reducing the emission of this greenhouse gas into the atmosphere. ...
Transformações do carbono e do nitrogênio no solo e produção de aveia com o uso de dejetos de suínos em plantio direto
(Universidade Federal de Santa Maria, 2005-08-12)
The use of pig manure, especially of the deep-bedding manure, is not so often in the winter cover crops, preceding the summer commercial plantation. The aim of this study was to evaluate the carbon and nitrogen dynamics ...
Injeção de dejetos líquidos de suínos no solo e inibidor de nitrificação como estratégias para reduzir as emissões de amônia e óxido nitroso
(Universidade Federal de Santa Maria, 2010-06-30)
Injection of pig slurry (PS) into the soil and the addition of nitrification inhibitors have
been used in some countries as a strategy for manure nitrogen (N) preservation and
mitigation of its pollution potential. The ...
Flutuação diária e emissão acumulada de óxido nitroso após aplicação de dejetos de suínos sobre resíduos culturais de aveia em diferentes estágios de decomposição
(Universidade Federal de Santa Maria, 2014-02-26)
The application of pig slurry (PS) in agricultural areas, mostly grown under no-till, can
cause a substantial increase in N losses by nitrous oxide emissions (N2O) into the atmosphere,
both for the characteristics of the ...
Emissão de óxido nitroso e dióxido de carbono após aplicação de dejetos de suínos e bovinos em um argissolo
(Universidade Federal de Santa Maria, 2009-03-02)
Emission of greenhouse effect gases due to the agricultural use of the dejections of animals as fertilizers, as well as the mineralization of the carbon of those materials in the soil healthy aspects are still relatively ...
Cobre e zinco no solo sob uso intensivo de dejeto líquido de suínos
(Universidade Federal de Santa Maria, 2007-11-26)
The main alternative of pig slurry discard is its disposition in the soil as source of nutrients for plants. However, copper and zinc accumulation in the soil has been increasing significantly and may become an environmental ...