Gipe, A.N.; Houser, Terry A.; Duttlinger, A.W.; Tokach, Michael D.; Dritz, Steven S.; Nelssen, Jim L.; Prusa, K.J.; Fedler, C.A.; DeRouchey, Joel M.; Goodband, Robert D.(Kansas State University. Agricultural Experiment Station and Cooperative Extension Service, 2009-10-06)