鸡传染性鼻炎症状与防控

Symptoms and Control of Infectious Rhinitis in Chickens

鸡传染性鼻炎通常具有传播速度快、致死率低的特点,会严重影响鸡群的正常生长发育,导致养殖场淘汰率显著升高。养殖场一旦感染该种疾病,将需要耗费较多的时间用于鸡群净化处理,养殖场中的隐性带菌鸡会成为主要传染源,使疾病在养殖场中反复发生、反复流行,造成严重危害。该文主要分析鸡传染性鼻炎的流行特点、临床表现、病理变化、诊断方法和防控措施。

Infectious rhinitis usually has the characteristics of rapid transmission and low mortality,which will seriously affect the normal growth and development of chickens,and lead to a significant increase in culling rate.Once the farm is infected with the disease,it will take more time to purify the chickens.The recessive carrier chickens in the farm will become the main source of infection,making the disease occur and circulate repeatedly in the farm,and causing serious damage.This article mainly analyzes the epidemic characteristics,clinical manifestations,pathological changes,diagnostic methods and prevention and control measures of chicken infectious rhinitis.