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Otimização dos processos de calibração e validação do modelo cropgro-soybean
(Universidade Federal de Santa Maria, 2016-12-06)
Crop models are important tools to improve the management and yield of agricultural systems. These improvements are helpful to meet the growing food and fuel demand without increase the crop areas. The conventional approach ...
Uso de camalhões de base larga como alternativa para o cultivo de soja em terras baixas
(Universidade Federal de Santa Maria, 2017-06-02)
The Rio Grande do Sul (RS) state has 5,4 millions of meadows hectares or low lands, being the rice cultivation its main agricultural activity. This cultivation has faced problems, wich we can highlight the weeds control ...
Índices de desempenho para estações de bombeamento em lavouras de arroz irrigado
(Universidade Federal de Santa Maria, 2015-05-08)
The state of Rio Grande do Sul (RS) grown in crop 2013/2014, 1,120,112 ha of rice, making up 46.18% of the cultivated area in Brazil, accounting for 66.21% of national production. The Fronteira Oeste of RS cultivated an ...
Viabilidade do cultivo da cana-de-açúcar irrigada para a produção de etanol
(Universidade Federal de Santa Maria, 2016-10-07)
The production potential of the sugar-alcohol market and increased demand for ethanol makes the sugarcane the most important source of energy biomass for Brazilian agribusiness. This study aimed to evaluate the technical ...
Critérios para o aumento do índice de eficiência nos sistemas de irrigação tipo pivô central
(Universidade Federal de Santa Maria, 2010-01-27)
This work proposes improve the study about the efficiency indicators development, to be use in irrigation equipment for pivot. At first, it sought to make some clarifications about the current state of the irrigations ...
Disponibilidade hídrica na produção de alstroemeria (Alstroemeria x hybrida) em vasos
(Universidade Federal de Santa Maria, 2016-03-11)
The water management is a major practical possibilities to achieve significant increases in productivity unchanged in terms of occupied area. For the floricultural industry despite being considered a competitive and ...
Proteção de gotejadores a obstrução por intrusão radicular em irrigação subsuperficial de figueiras
(Universidade Federal de Santa Maria, 2010-05-28)
An experiment of surface and subsurface drip irrigation in figs was held in Santa Maria, Rio Grande do Sul state, with aim of evaluate the disposables materials efficiency for protecting water emitters in subsuperface ...
Estado nutricional do milho avaliado por espectroscopia óptica no Paraguai
(Universidade Federal de Santa Maria, 2012-09-03)
Não consta.
Metodologia para concepção de cabines de máquinas agrícolas com enfoque na segurança e ergonomia
(Universidade Federal de Santa Maria, 2012-12-03)
In today's technological evolution process of agricultural machinery cabins,
driven largely by precision agriculture, there is the existence of failures in the
provision of safety and ergonomics. So how new technologies ...
Processos hidrológicos e balanço hídrico em lisímetros de drenagem em campo e mata nativa
(Universidade Federal de Santa Maria, 2013-10-15)
The detailed representation of hydrological processes involved in soil water balance
and the little knowledge about the influences of tropical forests has acquired great importance
for the efficient management of water ...