【摘要】 为了解河南省奶牛病毒性腹泻-黏膜病的发生情况,2009年5月对河南省的豫东、豫西、豫南、豫北和郑州市五区域20个奶牛小区的355头奶牛随机采血,采用ELISA方法,检测奶牛病毒性腹泻-黏膜病血清抗体,结果显示20个奶牛小区有17个奶牛小区感染有病毒性腹泻-黏膜病病毒,场感染率为85%,各小区奶牛病毒性腹泻-黏膜病检测阳性率在0%～88.24%,血清阳性率平均为53.8%,表明该病在河南省奶牛中感染率较高。更多还原

【Abstract】 The aim of this study was to investigate the prevalence of Bovine viral diarrhea-mucosal disease in Henan Province.355 bovine sera from twenty cattle breeding farms in different parts of Henan province was collected and antibodies to Bovine viral diarrhea virus (BVDV) were detected by ELISA.The result showed that 85 percent of twenty cattle breeding farms were infected by Bovine viral diarrhea virus.The highest positive rate in cattle breeding farms was 88.24 percent,and the average rate also arrived at 53.8 percent.It indicated that the Bovine viral diarrhea-mucosal disease was widespread in the cattle breeding farms of Henan province.更多还原