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Itens para a visualização no momento 11-20 of 22
Parâmetros de irrigação para o feijoeiro em diferentes solos e épocas de semeadura na região central do Rio Grande do Sul
(Universidade Federal de Santa Maria, 2008-03-24)
Common bean is produced in the entire territory of Brazil and it is the staple food of many Brazilians. In spite of being cultivated in a variety of meteorological conditions,
common bean is a plant sensitive to environmental ...
Análise da variação espaço-temporal dos parâmetros para a modelagem estocástica da precipitação pluvial diária no Rio Grande do Sul
(Universidade Federal de Santa Maria, 2006-02-24)
Rio Grande do Sul is one of the largest grains producers State of the Country and except for some cultures produced under irrigation, most cultures are led in not irrigated systems, what
they do them extremely dependent ...
Métodos de cenários prospectivos como ferramente de apoio ao planejamento relativo a substituição do atual uso do solo por florestamento: estudo de caso: a Bacia do Rio Ibicuí - RS
(Universidade Federal de Santa Maria, 2007-12-20)
Planet Earth seen from outer space, as shown by numerous satellites photographs, reveals an impressive beauty. What is the cause of such beauty? Surely it is water. Throughout the centuries, the complexity of the multiple ...
Gestão ambiental em bacias hidrográficas
(Universidade Federal de Santa Maria, 2007-02-27)
The hydrographic basins are being occupied in an inadequate manner, which leads to a deterioration of the natural resources (Water Resources, Flora, Fauna, Soils and Air). The anthropical actions occur due to the inadequate ...
Retenção de água da chuva na palha, solo e dossel vegetativo de milho e feijão
(Universidade Federal de Santa Maria, 2007-12-17)
The water is the most important factor and, at the same time, the more limitant than the plant needs for its development. Short periods of hidric stress can reduce
crop productivity. In this way, the importance of knowing ...
Análise econômica e experiência comparativa entre agricultura de precisão e tradicional
(Universidade Federal de Santa Maria, 2007-11-01)
The study was developed in the farm Anna, located in the municipal district of Não-me-Toque RS, in the period included among the crops of 2002/03 and 2005/06. In the precision farming worked areas were generated yield ...
Carregamento estático e dinâmico e sua relação com tensão, deformação e fluxos no solo
(Universidade Federal de Santa Maria, 2009-03-20)
The increased land use for food production is causing problems related to soil compaction in the different systems of land use, agricultural, livestock and forestry.
Soil degradation caused by compression can often be ...
Manejo de irrigação da batata, pêra e maçã no Uruguai
(Universidade Federal de Santa Maria, 2006-01-17)
The objective of this work was to evaluate the utilization of different values of maximum crop evapotranspiration as irrigation trigger on growth, yield and yield components of potato, pear and apple plants. Experiments ...
Influência das características físicas do solo nas perdas de água por escoamento superficial no Sul do Brasil e Uruguai
(Universidade Federal de Santa Maria, 2007-02-28)
The objective of this work was to modeling runoff in soils with different physical characteristics, with three simulated rainfall intensities (30, 60 and 120 mm h-1) in Rio Grande do Sul and Uruguay. For simulated rainfall ...
Sensibilidade de fatores para valoração do ambiente com o uso de avaliação multicritério e geoprocessamento digital
(Universidade Federal de Santa Maria, 2008-08-18)
This study is about the sensitiveness of adopted factors in environmental multicriteria evaluation during the analysis of favorable aspects or restrictions when selecting the places to implant hydric infra-structural public ...