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Estimativa da produção da cultura do milho irrigado através de simulação com o modelo AquaCrop e determinação da lâmina ótima econômica
(Universidade Federal de Santa Maria, 2021-01-04)
One of the technologies that has been used notably in agriculture is the simulation of crop growth and productivity, as well as obtaining parameters that respond to the efficient use of irrigation water, reducing the volume ...
A pecuária bovina em remanescente de floresta estacional no bioma Pampa: impactos na estrutura e diversidade
(Universidade Federal de Santa Maria, 2020-03-13)
Cattle farming in forest ecosystems can produce different intensity disturbances, leading to changes in structure and floristic composition. Studies aiming to investigate the structure and understand the effects on the ...
Controle de plantas daninhas com bioherbicida produzido por fermentação de Diaporthe schini
(Universidade Federal de Santa Maria, 2020-02-20)
Weed control is essential to ensure the productivity and quality of food production. Chemical
control is the most used, but the demand for healthier food, concern for the environment and
the health of farmers, has increased ...
Desenvolvimento e avaliação de nova configuração geométrica de rotor para aerador de solo sob pastagens degradadas
(Universidade Federal de Santa Maria, 2020-01-13)
Aeration and incorporation of fertilizers in agricultural soil are alternatives for restoring and/or
the productivity increase of a pasture, the one is first fundamental for the development of
plants. Nevertheless, a ...
Rugosidade absoluta em tubulações utilizadas para distribuição de água
(Universidade Federal de Santa Maria, 2021-07-23)
For the design of hydraulic systems used for water distribution, it is necessary to quantify the continuous loss of load along the pipes, for example, by the Darcy-Weisbach (DW) and Hazen-Williams (HW) equations. For this, ...
Respostas morfo-fisiológicas da soja submetida à estresse hídrico e aplicação de bioestimulante
(Universidade Federal de Santa Maria, 2020-09-04)
Soy is considered the main agricultural crop of economic importance for Brazil. Water availability is one of the determining factors for its correct development and productivity. The biostimulants based on the extract of ...
Viabilidade técnica e econômica da produção de forragem do capim sudão irrigado por aspersão convencional
(Universidade Federal de Santa Maria, 2021-03-09)
Cultivated pastures represent the best alternative to supply the demand for nutrients and provide quality roughage to animals, increasing daily weight gain and improving the efficiency of the production system. To maintain ...
Produção de etanol 2G e biogás utilizando resíduos da cultura da soja
(Universidade Federal de Santa Maria, 2021-04-08)
Lignocellulosic biomass residues are an alternative to the second-generation ethanol (2G) and biogas production, due to their chemical composition (cellulose, hemicelluloses, and lignin), because it is a renewable resource, ...
Comportamento de um motor de ciclo diesel com diferentes configurações de injeção e misturas de biodiesel
(Universidade Federal de Santa Maria, 2020-03-11)
Diesel cycle engines are widely used to carry out the most diverse agricultural activities in Brazil. They are used from single cylinder engines, with low power demand to large engines that exceed 500 hp. The use of biodiesel ...
Desempenho e emissões de um motor agrícola ciclo diesel utilizando misturas de óleo diesel, biodiesel e etanol
(Universidade Federal de Santa Maria, 2021-01-29)
Blends of mineral diesel oil, biodiesel and ethanol are strategies for partial replacement of fossil fuel, applicable in compression ignition engines, without major adaptations. In this work, two bibliometric analyzes were ...