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Desenvolvimento do arroz e do arroz vermelho: modelagem e resposta à mudança climática
(Universidade Federal de Santa Maria, 2008-02-28)
Increases of 1.1 to 6.4°C in temperature are projected by the end of the XXI century in
several locations, including Brazil. Among processes that may be affected by increasing
temperatures is the duration of the developmental ...
Residual da mistura formulada dos herbicidas imazethapyr e imazapic em áreas de arroz sob diferentes manejos de solo
(Universidade Federal de Santa Maria, 2008-04-03)
Red rice (Oryza spp.) is one of the main limiting factors of rice yield (O. sativa L.) in the world and particularly in the Rio Grande do Sul (RS) state Brazil. The Clearfield®
technology is a viable and efficient tool for ...
Alternativas de controle químico do arroz-vermelho e persistência dos herbicidas (imazethapyr + imazapic) e clomazone na água e no solo
(Universidade Federal de Santa Maria, 2006-09-15)
Weed infestation, mainly with red rice (Oryza spp.), is the most important factor limiting yield increase in paddy rice in Rio Grande do Sul state. Chemical red rice control is the most used tool in this area. But, its use ...
Perdas de nitrogênio por volatização de amônia e eficiência da adubação nitrogenada na cultura do arroz irrigado
(Universidade Federal de Santa Maria, 2006-03-20)
This work was developed using two greenhouse and two field experiments,
during 2004/2005 agricultural season at the Federal University of Santa Maria, Rio
Grande do Sul state. The objective was to evaluate nitrogen loss ...
Tecnologia de aplicação aérea de fungicidas na cultura do arroz irrigado
(Universidade Federal de Santa Maria, 2009-02-18)
The objectives of the study were: a) evaluate the equipment and aerial application rates to maximizing the coverage and penetration of fungicides drops in the canopy
leaf through Water-sensitive paper and chromatography ...
Teor de proteína e curva de hidratação em auxílio à determinação da qualidade fisiológica de sementes de arroz
(Universidade Federal de Santa Maria, 2007-02-16)
This work aimed to evaluate the protein content and hydration curve as aiding tools in the determination of the physiological quality of rice seeds, as well as correlate them with emergency in field. Six lots of rice seeds ...
Composição química e propriedades antioxidantes de grãos de arroz com pericarpo marrom-claro, vermelho e preto
(Universidade Federal de Santa Maria, 2009-02-27)
Rice (Oryza sativa) stands out as an important food, considering production and consumption. Although the rice usually cultivated in most countries is the one with light-brown pericarp color, there are other grains with ...