肉鸡冬季常见呼吸道病发病原因及防控

Prevention and Control Measures of Common Respiratory Diseases in Broilers in Winter

高密度养殖模式下,单位面积内的家禽数量较多,鸡之间相互接触就会给传染性疾病的爆发流行提供条件。冬季是呼吸道疾病发生流行的高发期,表现出复杂的流行特征,临床症状逐渐严重,防控压力不断提升。肉鸡呼吸道疾病是冬季发生流行率相对较高的一类传染性疾病,引起疾病的原因十分复杂,常见的病原种类多种多样,在很多养殖场中经常会存在多种病原混合感染引发的呼吸道疾病综合症,对肉鸡的健康生长发育和养殖效益的提升产生不良影响。该文主要肉鸡呼吸道疾病的发病原因和防控措施。

High density farming,with a large number of poultry per unit area,provides conditions for the outbreak of infectious diseases when chickens come into contact with each other.Winter is the high prevalence period of respiratory diseases,showing complex epidemic characteristics,gradually serious clinical symptoms,and increasing pressure of prevention and control.Respiratory diseases of broiler chickens are a kind of infectious diseases with relatively high prevalence in winter.The causes of the diseases are very complex,with a variety of common pathogens.In many farms,there are often respiratory diseases syndrome caused by mixed infection of a variety of pathogens,which have adverse effects on the healthy growth and development of broiler chickens and the improvement of breeding efficiency.In this paper,the pathogenesis and prevention and control measures of respiratory tract diseases in broilers were discussed.