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畜牧人

標題: 請教:長肉的和泌乳的動物分別對離子平衡的要求 [打印本頁]
作者: 大漠綠洲    時間: 2007-3-19 00:00
標題: 請教:長肉的和泌乳的動物分別對離子平衡的要求
請教:
長肉的和泌乳的,
比如肉雞,生長豬和哺乳母豬,奶牛,
二者對日糧的離子平衡要求有什么區別啊?

[ 本帖最后由 大漠綠洲 于 2007-3-19 00:02 編輯 ]



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