雏鸡传染性法氏囊病的病因分析及综合防治

鸡传染性法氏囊病（IBD）一直是危害我国养鸡业最严重的传染病之一，能引起鸡的免疫机能障碍，形成免疫抑制，造成鸡体免疫系统瘫痪，使早期感染的雏鸡对多种疫病的敏感性增加，给养鸡业造成困扰和巨大的经济损失，因此在鸡生产中越来越受到重视。笔者介绍了IBD的发病原因，详细阐述了IBD的综合防治措施，供广大兽医工作者和养殖户提供参考。

Pathogenic analysis .of chicken infectious bursal disease and the integrated prevention and control

Chicken infectious bursal disease （IBD） is one of the most serious infectious diseases, which is harmful to the poultry industry in China, causing immune dysfunction and immune suppression in chickens, resulting in paralysis of the immune system. It makes the early infec- ted chickens increase sensitivity to a variety of diseases, causing distress and huge economic losses and difficulties in poultry industry. There- fore,it is getting more and more attention in chicken production, this author induces the cause of IBD, and devotes some integrated prevention and control measures for IBD, providing a reference for the majority of veterinarians and raising farmers.