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Itens para a visualização no momento 91-100 of 126
Emissão de óxido nitroso e metano em um planossolo alagado em casa de vegetação
(Universidade Federal de Santa Maria, 2014-03-28)
Human activities have increased the amount of greenhouse gases in the atmosphere, mainly carbon dioxide, methane and nitrous oxide. Agriculture, mainly in Brazil, has been identified as a major source of greenhouse gas ...
A acidificação de dejetos líquidos de suínos afeta as emissões de amônia e gases de efeito estufa no processo de compostagem automatizada
(Universidade Federal de Santa Maria, 2014-02-28)
Composting of pig slurry (DLS) is an important strategy to mitigate the environmental damage of intensive pig farms. Despite being a promising strategy, one of the problems from composting is still the losses of nitrogen ...
Adubação potássica em videiras jovens e em produção no Sul do Brasil
(Universidade Federal de Santa Maria, 2014-08-22)
The application of potassium (K) and lime as a source of Calcium (Ca) and Magnesium (Mg) in soil may affect the growth and nutritional status of young plants of grapevines as well as grape production, must composition and ...
Governança e sua relação com a fidelidade em cooperativas
(Universidade Federal de Santa Maria, 2014-08-01)
Historically, the cooperatives are configured as collective arrangements with direct action on the needs
of their associates. The cooperative system is expressive in both economic and social aspects,
however, it is ...
Transferência de fósforo em pequenas bacias hidrográficas com predomínio de sistema plantio direto precário
(Universidade Federal de Santa Maria, 2014-03-21)
Agricultural activities generate impacts on the environment and require constant study and monitoring to enhance our understanding about the ways and degree of contamination resulting therefrom. The main objective of this ...
Melhoria dos atributos químicos do solo pela ação combinada de calcário e gesso em latossolo sob plantio direto
(Universidade Federal de Santa Maria, 2014-08-08)
The good root development directly affects the crop production. The improvement of chemical characteristics of the sub superficial layer brings the benefit of minimizing the effects of water deficit periods to the plants. ...
A apropriação das TICs por extensionistas e agricultores familiares: possibilidades para o desenvolvimento rural
(Universidade Federal de Santa Maria, 2014-03-27)
The relationship between development and communication historically unfolded in
different perspectives, and you can analyze it in public rural extension services, since
in Brazil were one of the main strategies for ...
Produção de biomassa, composição química e decomposição de resíduos culturais da parte aérea e raízes no solo
(Universidade Federal de Santa Maria, 2014-02-27)
Crop residues (CR) from shoots (S) and roots (R) of plants are the main source of
carbon C (C) and nitrogen (N) for the agricultural soils. Compared to the S of plants there are
few studies on the production of dry matter ...
Parâmetros fitoquímicos, genotóxicos e de crescimento de alecrim em diferentes salinidades e doses de nitrogênio
(Universidade Federal de Santa Maria, 2014-11-14)
Rosmarinus officinalis L., popularly known as rosemary, is a medicinal and aromatic species used in the cosmetics and food processing industries, with interest for the herbal industry. This study aimed to determine the ...
Melhoria da precisão nas estimativas de produção em culturas olerícolas relacionado ao número de plantas e colheitas
(Universidade Federal de Santa Maria, 2014-12-19)
The variability in crop production oleraceous affects planning and the quality of experiments, inflating the experimental error, and leading to erroneous conclusions with low experimental precision and reliability. The ...