Amachawadi, R.G.; Shelton, N.W.; Tokach, M.D.; Scott, H.M.; Dritz, S.S.; Goodband, R.D.; DeRouchey, J.M.; Nelssen, J.L.; Nagaraja, T.G.
(Kansas State University. Agricultural Experiment Station and Cooperative Extension Service, 2011)
A total of 240 weanling pigs (34 d of age with an average body weight of 17.1 lb) were
used in a 35-d growth trial to compare the growth performance effects of copper (Cu)
and feed-grade antimicrobials. The 6 dietary ...