【摘要】 猪圆环病毒（PCV）是圆环病毒科圆环病毒属的成员，目前已报道发现4种基因型，猪圆环病毒病对全球养猪业造成重大影响。文章重点对猪圆环病毒2型（PCV2）和3型（PCV3）所引起的母猪繁殖障碍进行了综述，旨在进一步提高大家对PCV感染的认识，并为猪场提高生产效益提供参考。更多还原

【Abstract】 Porcine circovirus(PCV)is a member of the family Circovirus and the genus Circovirus. Currently, four types of PCV have been reported, and porcine circovirus disease has caused significant impact on the global pig farming industry. The article summarized the research progress on reproductive failure caused by porcine circovirus types 2 and 3 in sows, which is expected to improve understanding of PCV infection and provide a basis for the health and production efficiency of pig breeding industry.更多还原