Porcine reproductive and respiratory syndrome(PRRS)was widely prevalent in China with many different viral strains.Since the NADC34-like strain was detected in China in 2017,it had been spreading on the rise annually,posed new challenges to the preven-tion and control of PRRS in pig farms.This article reviewed the epidemic status and pathogenicity study NADC34-like PRRS in China,provided valuable insights for PRRS prevention and control.It provided reference for the prevention and control of PRRS in current pig farms.
关键词
生猪/猪蓝耳病/繁殖与呼吸障碍综合征/流行现状/致病性研究
Key words
swine/PRRS/porcine reproductive and respiratory syndrome/epidemic situation/pathogenicity study