Girma Birru1, Douglas D. Malo2, David E. Clay2, Cheryl L. Reese3, C. Gregg Carlson2, Sharon A Clay4, Thomas M. DeSutter5, Tulsi Prasad Kharel4 and Rachel K. Owen6, (1)Agroecosystem Management Research Unit, USDA-ARS, Lincoln, NE, US, (2)Plant Science Department, South Dakota State University, Brookings, SD, (3)Department of Agronomy, Horticulture and Plant Science, South Dakota State University, Brookings, SD, (4)Plant Science, South Dakota State University, Brookings, SD, (5)North Dakota State University, North Dakota State University, Fargo, ND, US, (6)University of Missouri-Columbia, Rio, WI