The purpose of this study was to investigate thepresence of Escherichia coli isolated from geese and dead embryonated eggs in 10counties of Yancheng.

• 本研究对盐城地区10个县(市、区)的大、中、小型鹅场爆发(继发)鹅大肠杆菌病的情况及鹅炕坊死胚感染大肠杆菌的情况进行了调查研究。