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: 問一個有關雞蛋的問題 [打印本頁]
作者: sxf82_0    時間: 2009-5-7 15:19
標題: 問一個有關雞蛋的問題
請問各位大蝦，雞場中海蘭褐蛋雞所產雞蛋中，色澤均勻，無色斑蛋、沙皮蛋、大小適中的雞蛋所占比例為多少？我們廠為30%左右正常嗎？謝謝各位了:)3:
作者: 許亮    時間: 2009-5-8 00:43
海蘭褐所產蛋顏色不勻是品種特性，你說的應該是正常的



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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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