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Herbicidas imidazolinonas: fitotoxicidade em arroz tolerante, azevém na entressafra e efeito do resíduo em soja
(Universidade Federal de Santa Maria, 2017-09-22)
The Clearfield® system of rice was developed as a control alternative of weeds in this crop, mainly weedy rice. Currently there are several rice varieties tolerant to herbicides of imidazolinones chemical group. The responses ...
Partição da evapotranspiração, rendimento de grãos e retorno econômico da soja cultivada sob diferentes estratégias de irrigação
(Universidade Federal de Santa Maria, 2017-01-13)
Irrigation strategies that promote water savings are needed in current and future scenarios for various locations around the world. Poor irrigation appears as an alternative to contribute to this, reducing the impacts on ...
Estimativa de rendimento e viabilidade econômica da soja irrigada
(Universidade Federal de Santa Maria, 2019-03-15)
Water is one of the most important inputs in agricultural production and a determinant of crop
productivity. Adequate irrigation management aims the efficiency in water use, providing an
increase in the productivity of ...
Local de aplicação do fósforo, sistema radicular e produtividade da cultura da soja em plantio direto
(Universidade Federal de Santa Maria, 2016-07-07)
Modern agriculture presents constant challenges, among them productive and economical. The target on greater productivity and efficiency in the field leads to improvements of techniques performed today. Before a production ...
Desenvolvimento e capacidade fitoextratora de plantas agrícolas cultivadas em solo com diferentes texturas e teores de cobre
(Universidade Federal de Santa Maria, 2019-03-08)
The addition of copper by anthropic activities influences the metal content of the soil, making this element potentially toxic to agricultural species. The dynamics of copper in the soil is influenced by the physical and ...
Calibração e validação de um modelo de emissão de nós na cultura da soja
(Universidade Federal de Santa Maria, 2019-07-19)
Soybean (Glycine max L.) is the most cultivated oilseed in the world. Mathematical models
adapted and tested under different environmental conditions are useful tools that allow
describing the interactions between the ...
Reação de cultivares de soja e utilização de Trichoderma spp. para o manejo integrado de Meloidogyne javanica
(Universidade Federal de Santa Maria, 2019-12-20)
Soybean is considered the most economically important crop in Brazil, but its yield may be reduced due to pathogens and pests, if not controlled. Plant-parasitic nematodes are responsible for part of this decrease. Among ...
Qualidade nutricional do grão e parâmetros de produção de soja em sistema orgânico e convencional
(Universidade Federal de Santa Maria, 2019-09-27)
Soybean (Glycine max L.) is an important source of protein and fatty acids, to human food as
well as an animal feed component. Growing interest in sustainably produced food has boosted
the organic cultivation of a ...
Risco de ocorrência de excesso e déficit hídrico na soja em terras baixas
(Universidade Federal de Santa Maria, 2019-02-21)
The objective of this study was to determine the duration of the soybean development cycle as
a function of the sowing date and to obtain the probability of water excess and deficit in
Planosols of the Vacacaí and Piratini ...
Predição de epidemias causadas por Phakopsora pachyrhizi em soja
(Universidade Federal de Santa Maria, 2019-02-18)
The main strategy to control Asian rust (Phakopsora pachyrhizi) is the chemical control along with the use of disease risk prediction models which would help in the decision making. The studies aimed to validate a scoring ...