Koch, B.A.Smith, E.F.Richardson, D.Cox, R.F.2011-09-202011-09-202011-09-20http://hdl.handle.net/2097/12163Earlier work at this station indicated that supplemental trace minerals may be of value in some instances. Introduction of the so-called cobalt “bullet” has made it possible to study one of these trace minerals alone as a dietary supplement.CattleCobalt bulletsCarcass dataConference paper