Woodworth, J.C.; Tokach, M.D.; Nelssen, J.L.; Goodband, R.D.; Sawyer, J.T.; Maxwell, C.A.
(Kansas State University. Agricultural Experiment Station and Cooperative Extension Service, 1999)
A total of 192 pigs (initially 13.61b and
18 d of age) were used in a 27-d growth assay to determine the effects of different
ZnO sources on weanling pig growth performance. The four experimental treatments
consisted ...