Adams R. E. Short, E. E. Grings, M. D. MacNeil, R. K. Heitschmidt, M. R. Haferkamp and D. C. period on cow and calf performance Effects of time of weaning, supplement, and sire breed of calf during the fall grazing 1996, 74:1701-1710. J ANIM SCI http://jas.fass.org/content/74/7/1701 the World Wide Web at: The online version of this article, along with updated information and services, is located on www.asas.org by guest on July 15, 2011 jas.fass.org Downloaded from