Sangamesh Angadi, Agricultural Science Center at Clovis, Clovis, NM, Sultan Begna, Plant and Environmental Sciences, New Mexico State University, Clovis, NM, Prasanna H. Gowda, USDA-ARS Grazinglands Research Laboratory, El Reno, OK, Omololu John Idowu, MSC 3AE, PO Box 30003, New Mexico State University, Las Cruces, NM, US, Rajan Ghimire, 2346 State Road 288, New Mexico State University, Clovis, NM, US, Charles P. West, Plant and Soil Science, Texas Tech University, Lubbock, TX, Gary W. Marek, USDA-ARS Conservation and Production Research Laboratory, Bushland, TX and John Stout, ARS, USDA, Lubbock, TX