Sotak, K.M.; Tokach, M.D.; Hammer, M.; Jacela, J.Y.; Dritz, S.S.; Goodband, R.D.; DeRouchey, J.M.; Nelssen, J.L.
(Kansas State University. Agricultural Experiment Station and Cooperative Extension Service, 2010)
A total of 880 weanling pigs (initially 15.6 lb and 16 to 20 d of age) were used in a 41-d
experiment to compare the effects of different antibiotic regimens on growth performance
and economic return in the nursery phase. ...