Effect of ractopamine feeding level on growth performance, carcass composition, fatty acid profile, and loin quality measurements
P.J. Rincker, M.T. See, T.A. Armstrong, P.D. Matzat, B.A. Belstra, L. Xi, J. Odle, M. Culbertson, W. Herring, J. Hansen and F.K. McKeith