【摘要】 通过对患病鸭群7只病死雏鸭进行了剖检,无菌采取鸭心血、肝脏、脾脏等病变组织,进行病原分离、鉴定,分离到4株鸭疫里默氏杆菌和4株大肠杆菌。初步确定这起雏鸭死亡的原因为鸭疫里默氏杆菌和大肠杆菌混合感染所致。根据流行病学,临床症状,剖检变化,细菌分离培养、培养特性鉴定和生化试验,确诊为鸭疫里默氏杆菌和大肠杆菌混合感染症,制定防治措施。更多还原

【Abstract】 The 7 died ducklings of the sick ducks were autopsy, Sterile efforts to take ducks liver、spleen and other lesions, For pathogen isolation, identification, isolated 4 Riemerella anatipestifer (RA)and 4 E. coli.The ducklings to determine a preliminary cause of death for Riemerella anatipestifer and E. coli infections caused by mixed. According to the epidemiological, clinical symptoms, changes in the autopsy, isolation of bacteria , Culture characterization and biochemical tests,A case of Riemerella anatipestifer and E.coli mixed infection was confirmed , The development of prevention and control measures.更多还原