亚洲日韩精品无码专区网站_亚洲日本一区二区_亚洲Av无码专区国产乱码DVD_亚洲精品永久在线观看

畜牧人

標題: 奶牛采食量問題求教 [打印本頁]
作者: 徵軒茶士    時間: 2014-5-16 14:57
標題: 奶牛采食量問題求教
產奶期的奶牛，一天吃多少斤精料，多少斤青貯，多少斤干草合適呢。。。
您養的奶牛一天大概吃多少呢。。。
回復出來我們大概比算比算。。。




歡迎光臨 畜牧人 (http://www.www12347.com/) Powered by Discuz! X3.5
亚洲日韩精品无码专区网站_亚洲日本一区二区_亚洲Av无码专区国产乱码DVD_亚洲精品永久在线观看 
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