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畜牧人

標題: 奶公牛犢的肥育及飼養成本 [打印本頁]
作者: hxyizhi007    時間: 2010-4-7 13:21
標題: 奶公牛犢的肥育及飼養成本
奶公牛犢的肥育及飼養成本
作者: Karl    時間: 2010-4-7 17:54
期待相關資料！ 這個應該和你有前景de !
作者: 界一    時間: 2010-12-1 10:48
前景應該不錯
作者: daijun7799    時間: 2010-12-3 06:32
跟肉牛相比他的飼料報酬可能要低一些！
作者: asiazhang1980    時間: 2010-12-3 08:09
路過。同



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