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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 ...
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 ...
Formas de aplicação de fósforo sob calagem incorporada e superficial: efeito na acidez, disponibilidade de nutrientes e resposta de culturas
(Universidade Federal de Santa Maria, 2019-03-08)
Soybean (Glycine max) is grown in a large part of Brazil's arable land, predominantly under no-tillage system (SPD), where the application of fertilizers and limestone to the soil surface has increased. This management and ...
Manejos do solo e uso de calcário para cultivo de soja em planossolo
(Universidade Federal de Santa Maria, 2019-07-30)
In Rio Grande do Sul State, flooded rice monoculture in lowland areas is being difficulted due
to the increase of production costs, mainly by weeds control and yield stagnation. Crop
rotation is a strategy to be adopted ...
Produtividade e rentabilidade de cultivares de soja em zonas de manejo
(Universidade Federal de Santa Maria, 2019-08-27)
The yield potentials of soybean (Glycine max (L.) Merrill) have been enabling the
introduction of new genotypes each year/crop. However, the high cost for cultivation, mainly
of the seed, require assertive decision-making ...