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禽类维生素D缺乏症该怎么预防
更新时间: 2019-01-11 00:00:00  

预防。①让鸡只充分晒到太阳,无条件做到的应在词料中添加维生素D<sub>3</sub>,幼雏添加110国际单位/千克,产蛋鸡200国际单位/千克。

②饲料中配人的钙和磷应为合理的比例,即生长期的鸡为1.2:1 ~1.5=1,产蛋母鸡为4:1。

关键词: 禽类 维生素 缺乏症 怎么 预防

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