Javed Iqbal1, Michael J. Castellano2, Magdalena Nelpalova3, Sotiris V. Archontoulis4, John E. Sawyer4, Daryl Herzmann5 and Robert Anex6, (1)Department of Agronomy, University of Nebraska-Lincoln, Lincoln, NE, US, (2)Department of Agronomy, Iowa State University, Ames, IA, US, (3)Department of Environmental Systems Science, Universitätstrasse 2, Zürich, Switzerland, (4)Department of Agronomy, Iowa State University, Ames, IA, (5)Agronomy, Iowa State University, Ames, IA, (6)Department of Biological Systems Engineering, University of Wisconsin-Madison, Madison, WI