Cheryl L. Reese, Department of Agronomy, Horticulture and Plant Science, South Dakota State University, Brookings, SD, David Edward Clay, Department of Agronomy, 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, 3210 Agronomy Hall, USDA-ARS, Lincoln, NE, US and Douglas D Malo, South Dakota State University, Brookings, SD