Potter, M.L.; Tokach, L.M.; Dritz, S.S.; Henry, S.C.; DeRouchey, J.M.; Tokach, M.D.; Goodband, R.D.; Nelssen, J.L.; Rowland, R.R.R.; Oberst, R.D.; Hesse, R.A.
(Kansas State University. Agricultural Experiment Station and Cooperative Extension Service, 2008)
A total of 454 pigs (21 d of age, 13.4 lb) were used in a 130-d field study to investigate porcine circovirus type 2 (PCV2) vaccine effects on growth performance of boars and gilts of 4 different genetic backgrounds: A×A ...