猪繁殖与呼吸综合症的流行与传播

摘要

Porcine reproductive and respiratory syndrome ( PRRS ) in the global popular shows complex and changing features. This makes it harder to prevent and control PRRS. At present, the source countries of domestic imported pigs in addition to USA were European country, such as Denmark, France, and Britain etc. Therefore the newest genetic evolution characteristics of PRRSV must be paid attention to. The testing and screening should be done well. They were important measures to prevent PRRSV and other epidemic disease from incoming.%猪繁殖与呼吸综合症( Porcine Reproductive and Respiratory Syndrome,PRRS) ,在全球的流行显示出复杂多变的特征,这使得防控的难度进一步增加. 目前,国内的进口种猪来源国除了美国,就是欧洲国家,如丹麦、法国、英国等. 因此,必须关注PRRSV的最新遗传进化特征,做好检测和筛查工作,是防止PRRSV感染等疫病传入的重要措施.