种鸭
330日龄种鸭产蛋率下降死亡增加，采食量正常。解剖情况如下。求大神帮忙分析一下原因！https://magimg.jbzyw.com/pic/20260710/1783685605128844_897.jpg?watermark/2/text/6bih55eF5LiT5Lia572R6K665Z2b/fontsize/360/fill/d2hpdGU=/dissolve/80/gravity/SouthEast/dx/20/dy/20/resize/0.5
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霉菌毒素超标，腹膜炎、湿热下注
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