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畜牧人

標題: 求助，母豬產子率低，怎么調整？ [打印本頁]
作者: lxx1234    時間: 2011-3-18 19:50
標題: 求助，母豬產子率低，怎么調整？
母豬產子率低，怎么調整
作者: luoshijin10000    時間: 2011-5-27 14:47
描述得不具體，方法有很多，如果排除了飼料、獸藥、飼養管理、疾病、免疫等原因，那就可以考慮淘汰了。



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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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