Cheryl L. Reese, Department of Agronomy, Horticulture and Plant Science, South Dakota State University, Brookings, SD, David E. Clay, 214 Berg Agricultural Hall, South Dakota State University, Brookings, SD, Sharon A. Clay, Plant Science-Box 2140C, South Dakota State University, Brookings, SD, US, Rachel Owen, Department of Soil, Environmental, and Atmospheric Sciences, University of Missouri - Columbia, Columbia, MO, Tulsi Prasad Kharel, Plant Science, South Dakota State University, Brookings, SD, Girma Birru, Agroecosystem Management Research Unit, USDA-ARS, Lincoln, NE, US and Douglas D Malo, South Dakota State University, Brookings, SD