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Avaliação da eficiência operacional na operação de colheita mecanizada em lavouras de arroz irrigado
(Universidade Federal de Santa Maria, 2011-03-31)
The objective of this thesis was evaluate the efficiencies of the harvesting operation
in rice fields, located in the region of Depressão Central do Rio Grande do Sul. As
specific objectives, this study sought to determine ...
Desempenho em dinamômetro e emissões residuais de um motor de trator agrícola operando com misturas binárias de óleo diesel B5 e biodiesel de óleo de frango
(Universidade Federal de Santa Maria, 2011-02-28)
Brazil, the third largest producer of biodiesel in the world, and also the third largest producer of chicken, may increase in some regions, the use of oil derived from birds, as an alternative to fossil fuels. In order to ...