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畜牧人

標題: 育肥羊剪毛與不剪毛的育肥差異 [打印本頁]
作者: fu815    時間: 2016-2-23 10:59
標題: 育肥羊剪毛與不剪毛的育肥差異
20公斤的雜交綿羊育肥，剪毛和不剪毛對日增重的影響有多大？剪幾次合適？請各位老師指導




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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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