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Ruminal and postruminal absorption of copper, manganese, and zinc of nonlactating and nonpregnant Holstein cows fed sulfate trace minerals above recommendations

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The objective of this study was to evaluate ruminal and postruminal apparent absorption of Cu, Mn, and Zn with rations containing 2 different concentrations of sulfate Co, Mn, and Zn supplements in nonlactating, nonpregnant Holstein cows. Four multiparous cows... ...