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畜牧人

標題: 設計精補料配方注意事項 [打印本頁]
作者: 紫花地丁    時間: 2010-8-28 17:53
標題: 設計精補料配方注意事項
肉牛還是不同于奶牛的，那么在設計一個肉牛精補料配方是需要考慮那些指標！需要注意哪些問題呢？
作者: gaoxh    時間: 2010-8-28 19:02
值得學習
作者: jianghaitao    時間: 2010-8-30 19:36
值得學習



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