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Desenvolvimento e calibração de um mini-tanque evaporimétrico
(Universidade Federal de Santa Maria, 2004-02-27)
The present work had as aim a development and calibration of a small evaporation pan comparing its evaporation with class A pan and its capability to estimate the reference evapotranspiration comparing it with the ...
Simulação econômica de rotação de culturas irrigadas na região central do Rio Grande do Sul
(Universidade Federal de Santa Maria, 2004-10-01)
An agricultural production system is constituted by a succession of processes divided in subsystems in which it is emphasized the carriage of productive process related to the environment. In these subsystems, there are ...
Nitrogênio e água como fatores de produtividade da soja (Glycine max (L.) Merrill)
(Universidade Federal de Santa Maria, 2015-03-06)
Soy is one of the most important agricultural products in the world and in
Brazil, which is the second largest producer of culture. Due to the excellent
combination of productivity, protein and oil content in grain, this ...
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 ...
Uso e manejo da água, coeficientes de cultura e qualidade de hastes florais do gladíolo
(Universidade Federal de Santa Maria, 2021-02-22)
Knowledge of the water consumption of a crop throughout its cycle is essential for good irrigation management and to ensure maximum productivity. Thus, the objectives in this dissertation were: (i) Evaluate the effects of ...
Estudo da dinâmica hídrica de um reservatório afetado pela construção de um segundo reservatório a montante
(Universidade Federal de Santa Maria, 2004-07-23)
The construction of reservoirs in sequence in the same basin has produced great problems in rural environment. It is supposed that reservoirs constructed in downstream of a second reservoir have their discharge affluent ...
Aspectos produtivos e viabilidade econômico-financeira da irrigação em sorgo forrageiro
(Universidade Federal de Santa Maria, 2019-02-22)
The availability of pasture during the whole year is essential for the development of the beef cattle. In the spring-summer period the pasture quality falls due to irregularity of rains. An alternative is the use of ...
Simulação dinâmica da soja, milho e feijão, cultivado sob diferentes regimes hídricos
(Universidade Federal de Santa Maria, 2014-01-15)
Agribusiness has high importance in the state of Rio Grande do Sul, with the incorporation of fundamental importance to maintain its competitiveness and attractiveness factor technologies. Irrigation has become among the ...
Desempenho da soja cultivada em solo hidromórfico e não hidromórfico com e sem irrigação suplementar
(Universidade Federal de Santa Maria, 2016-02-19)
Soybean (Glycine max (L.) Merrill) is the major legume crop in the world. Rio Grande do Sul State is an important national grain producer, and the area grown with soybean has been expanded to areas of lowlands traditionally ...
Desempenho agronômico de cultivares de soja em dois regimes hídricos e duas épocas de semeadura em Cachoeira do Sul
(Universidade Federal de Santa Maria, 2019-07-12)
The objective of this study was to analyze the development and productivity of three cultivars of soybean in two sowing seasons using two different water regimes in the municipality of Cachoeira do Sul - RS. There were ...