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Serological Survey of Bovine Viral Diarrhea in Beijing Dairy Herds
Author(s): 
Pages: 41-42
Year: Issue:  10
Journal: China Dairy Cattle

Keyword:  ELISA调查;
Abstract: 对北京郊区6个未进行牛病毒性腹泻病(BVD)免疫牛场的546份奶牛血清样品,使用牛病毒性腹泻抗体ELISA试剂盒进行检测,并对其中3个牛群进行牛病毒性腹泻病毒(BVDV)血清抗原筛查.共检出阳性血清514份,总阳性率94.1%,其中5个牛场的场内血清抗体阳性率在95%以上.牛病毒性腹泻持续性感染牛(PI牛)筛查的3个牛群均有阳性牛检出.结果表明,北京地区规模化奶牛场存在牛病毒性腹泻感染和接触史,应...
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