M. J. McPhee, J. W. Oltjen, T. R. Famula and R. D. Sainz Meta-analysis of factors affecting carcass characteristics of feedlot steers doi: 10.2527/jas.2006-175 2006, 84:3143-3154. J ANIM SCI http://www.journalofanimalscience.org/content/84/11/3143 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 January 23, 2013 www.journalofanimalscience.org Downloaded from