Porcine parvovirus(PPV),a major cause of reproductive failure in swine,resulted in early embryonic death,fetal death,still births, and delayed return to estrus.

 
  • 猪细小病毒(PorcineParvovirus,PPV)是一自主型细小病毒(Autonomousparvovirus),它是引起畸胎的主要因素之一。
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