鸡传染性法氏囊病,鸡传染性法氏囊病,jichuanranxing fashinangbing,法氏囊,传染性,fashinangbing,jichuanranxing,[拼音]:jichuanranxing fashinangbing[外文]:infectious bursal disease of chicken,简称IBD由呼肠孤病毒...