Eighteen 7-day-old goslings were randomly allotted to the control group and the enzyme-treated group. The diet contained 45% barley bran.

  • 18只7日龄的杂交雏鹅,随机分成试验和对照两组,饲以大麦基础日粮,试验组日粮中添加0.1%的Biokyowa酶制剂。

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