摘要
广东省河源某规模化猪场母猪怀孕后期发生流产或产死胎,且新生仔猪出现全身抖动、后肢外翻等症状,个别仔猪有呼吸系统疾病、表现腹泻消瘦等.剖检病死猪并取肺脏、肠道、淋巴结、血液样品,经实验室PCR及qPCR检测,四份组织样品中均为PCV3核酸阳性,确诊该猪群为PCV3感染,并采取相应防治措施进行防控,获得了良好的防控效果.
Abstract
Abortion or stillbirth occurred in sows in a large-scale pig farm in Heyuan,Guangdong Province,at the late stage of pregnancy.The newborn piglets showed symptoms such as body shaking and hind limbs eversion,and some piglets had respiratory diseases,diarrhea and weight loss.Samples of lung,intestinal tract,lymph node,and blood were collected from the dead pigs.The results of laboratory PCR and qPCR showed that all the four tissue samples were positive for PCV3 nucleic acid,which confirmed that the pigs were infected with PCV3.
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