Thomas J. Sauer1, Ala Khaleel2, Guillermo Hernandez3, Keith A. Anderson4, Bruce Evans5, Lance Howe6, Tyler Labenz7, Casey Latta5, John Tyndall8 and Jenny Richter9, (1)USDA-ARS National Laboratory for Agriculture and the Environment, Ames, IA, US, (2)Department of Agronomy, Iowa State University, Ames, IA, US, (3)Department of Renewable Resources, University of Alberta, Edmonton, AB, Canada, (4)USDA-NRCS, Fargo, ND, (5)USDA-NRCS, Lincoln, NE, (6)USDA-NRCS, Redfield, SD, (7)USDA-NRCS, Hutchinson, KS, (8)Department of Natural Resource Ecology and Management, Iowa State University, Ames, IA, (9)Oak Ridge Associated Universities (ORAU), Booneville, AR