RT Journal Article SR Electronic T1 Nutrient supplement placement best management practice for changing beef cow distribution JF Journal of Soil and Water Conservation FD Soil and Water Conservation Society SP 24A OP 24A DO 10.2489/jswc.63.1.24A VO 63 IS 1 A1 Melvin R. George A1 Neil K. McDougald A1 Wayne A. Jensen A1 Royce E. Larsen A1 David C. Cao A1 Norman R. Harris YR 2008 UL http://www.jswconline.org/content/63/1/24A.abstract AB