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畜牧人

標(biāo)題: 種雞與商品雞 [打印本頁(yè)]
作者: jstcxzh    時(shí)間: 2013-1-11 14:34
標(biāo)題: 種雞與商品雞
大家好！請(qǐng)教一下，種蛋雞、種公雞與商品蛋雞在維生素和微量元素上個(gè)有哪些差異，如何確定添加量？謝謝！
作者: 山中的漫游者    時(shí)間: 2013-1-11 16:59
微量元素上差異不很大，種雞因?yàn)橐趸S生素用量標(biāo)準(zhǔn)加大。
作者: jstcxzh    時(shí)間: 2013-1-13 16:39
謝謝博士！今收到雜志和臺(tái)歷了，臺(tái)歷很漂亮。謝謝！



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