McCartor, M.M.Koch, B.A.Smith, E.F.Richardson, D.Cox, R.F.2011-05-052011-05-052011-05-05http://hdl.handle.net/2097/8746Hereford steers used in this study were fed in outdoor dirt lots without shelter. Each steer in lot 23, described in a trace-mineral study reported elsewhere in this publication, received a 24-mg. implant of diethylstilbestrol on the first day of the feeding period. Steers in both lots received 70 mgs. of oral chlortetracycline each day during the feeding period.BeefDiethylstilbestrol implantChlortetracyclineConference paper