Buscar
Itens para a visualização no momento 1-10 of 24
Determinação das equações de chuvas intensas em bacias hidrográficas do Rio Grande do Sul
(Universidade Federal de Santa Maria, 2011-04-26)
The design of hydraulic structures to curb the excessive rain, dams,
containment basins, terraces, and others are designed with a rainfall that can define
the maximum flow of the construction project, satisfying the ...
Análise de desempenho em tração de rodado simples e duplo em um trator agrícola
(Universidade Federal de Santa Maria, 2011-03-18)
A major problem of agricultural tractor during several operations in which it is used is the difficulty of working in various moisture conditions and soil types affect your ability to traction force, slip and fuel consumption. ...
Evaporação e temperatura em solos mantidos com diferentes quantidades de resíduos em superfície
(Universidade Federal de Santa Maria, 2011-04-29)
Conservation tillage is based on minimum tillage and on the maintenance of crop residues on the
soil surface throughout the year, thus protecting the soil from rainfall damage and increasing
water infiltration in the ...
Avaliação de ferramenta para a escarificação do solo em camadas de forma simultânea
(Universidade Federal de Santa Maria, 2011-10-28)
The growing demand for energy that causes the increased traffic of agricultural machinery,
larger and more robust, acts negatively on soil compaction, directly and indirectly affecting
crop productivity, as many changes ...
Resposta de um monitor de produtividade com sensor ótico a variações de produtividade em arroz irrigado
(Universidade Federal de Santa Maria, 2011-04-08)
Precision Farming (PF) has been studied mainly in soybean, corn and wheat crops,
and its use has been increasing in commercial fields. However, in irrigated rice crop,
the use of this technology has not yet been fully ...
Relações entre atributos do solo e uso de água em arroz irrigado
(Universidade Federal de Santa Maria, 2011-03-23)
The knowledge of the water volume used in rice farming is of fundamental importance for the
solution related to water distribution problems between the multiple uses and the grant
concession. In this way, the objective ...
Índice de qualidade e custos em função da variabilidade temporal da água de irrigação
(Universidade Federal de Santa Maria, 2011-03-15)
Water is a fundamental resource to life in Earth and has been used in multiple ways though
times. However, there has been a decrease in its availability due to the increase in its consumption
which implied a quantitative ...
Sistema de apoio à decisão para utilização no agronegócio (SADA): telemetria e tratamento de dados de desempenho de máquina de colheita
(Universidade Federal de Santa Maria, 2011-03-17)
To obtain higher profitability in farms, it is essential to proper management of the operations performed, caused by concern over the operational cost of the machines used, which represents a high percentage compared to ...
Estudo experimental e simulado da cultura da soja em função de diferentes níveis de irrigação
(Universidade Federal de Santa Maria, 2011-03-18)
The efficient model preparation allows a crop forecast, better research
strategies and the correct allocation of a determinate crop in an environment,
according to weather conditions. With the techniques uses as the ...
Efeito dos espectros de gota associados a diferentes arquiteturas de cultivares de soja no controle da ferrugem
(Universidade Federal de Santa Maria, 2011-07-22)
The efficiency of a fungicide is the result of the combination of a variety of factors including: time of application, environmental conditions, physiological condition of plant and application technology used. Already to ...