Keywords: Diseases of Swine 17-4.png en 17 4 Embryos from a gilt experimentally infected oronasally immediately after breeding and killed 22 days later Bar 1 cm Top Noninfected clinically normal embryo arrow and associated extraembryonic membranes; bottom PPV-infected dead littermate embryo arrow and associated extraembryonic membranes recent death no obvious resorption of soft tissues Mengeling et al 1980a Diseases of Swine 8th edition W L Mengeling W L Mengeling According to its copyright statement Copyright is not claimed for Chapters 17 23 25 31 and 64 which are in the public domain Diseases and disorders of pigs |