Potter, M.L.; Dritz, S.S.; Henry, S.C.; Tokach, L.M.; DeRouchey, J.M.; Tokach, M.D.; Goodband, R.D.; Nelssen, J.L.
(Kansas State University. Agricultural Experiment Station and Cooperative Extension Service, 2009)
A total of 1,561 pigs (initially 4 d of age) were used to determine the effects of a porcine reproductive and respiratory syndrome virus (PRRSv) subunit vaccine, PRRSV-RS (Sirrah-Bios, Ames, IA), on mortality rate and ...