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畜牧人

標題: 奶牛產(chǎn)后癱瘓鈣用量如何確定 [打印本頁]
作者: sxdy168    時間: 2010-5-5 18:06
標題: 奶牛產(chǎn)后癱瘓鈣用量如何確定
奶牛產(chǎn)后癱瘓該如何應用？用鈣制劑不見效果后磷、鉀、鎂怎么確定用量啊
作者: 踐行飼場    時間: 2010-5-5 18:40
我也想知道。共同期待



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