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Effects of Dietary Supplementation of Chromium-Yeast on the Performance and Blood Biochemical Parame
[会议论文] 作者：Liang Xue-wu,Zhang Long-tao,Liu Qing-hua,Jeff Wu,
来源：2011中国肉牛选育改良与产业发展国际研讨会 年份：2011
According to parity, calving day, daily milk yield, forty-four healthy dairy cows with average milk production of 27.7 kg/head/day at a 120-day milking period after calving were divided randomly into...
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