Subjects: “...urea...”
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“... and controlled-release urea). Under a mixture of cover crops, fiber yields were 12% and 21% higher...”
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“... gestation under grazing in tropical pastures; 2) to evaluate the effects of DDG supplementation...”
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“...A ureia constitui a principal fonte de nitrogênio (N) na agricultura. No entanto, apresenta perdas...”
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Subjects: “...Urea...”
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“... (P < 0.05) and tended to decrease serum urea levels (P < 0.10) compared with CN diet. The results of this...”
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“... in Jersey dairy cows. Blood, milk, and milk yield data were collected from 59 Jersey dairy cows reared under...”
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“... in Jersey dairy cows. Blood, milk, and milk yield data were collected from 59 Jersey dairy cows reared under...”
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“... (de 18 para 233 mg kg-1), assim como o teor de ureídos nas folhas (de 4,5 para 5,54 µmol g-1), pecíolos...”
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“...This study was conducted to investigate effects of inorganic and organic sulfur supplements...”
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“... in grazing systems. The specific objectives were to measure the effects of grazing methods and supplements...”
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“... research. The animals were raised under an intensive system. Experimental groups (n=3) were created using...”
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“... forage quality starts to decrease and animal performance is negatively affected unless supple-mentation...”
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“...) com uso de duas soluções tampão (Kansas e McDougall) adicionadas ou não de ureia. Para as estimativas...”
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“... changes when the sleep debt becomes chronic have not been described yet. Objective: Evaluate the effects...”
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“... aminotrasferase (AST), alanina aminotrasferase (ALT), uréia e creatinina apresentaram reduções significativas...”
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“..., foram observadas elevação do colesterol total e diminuição da ureia plasmática. Para ampliar o espectro de efeitos...”
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