1. USDA-ARS Hard Red Spring and Durum Wheat Quality Laboratory, Harris Hall, North Dakota State University, Dept 7640, P.O. Box 6050, Fargo, ND 58108-6050. Names are necessary to report factually on available data; however, the USDA neither guarantees nor warrants the standard of the product, and the use of the name by the USDA implies no approval of the product to the exclusion of others that may also be suitable.
2. Corresponding author. E-mail: Douglas.doehlert@ndsu.edu
3. Agricultural and Biosystems Engineering Dept, North Dakota State University, Dept 7620, P.O. Box 6050, Fargo, ND 58108-6050.
4. Dept Plant Sciences, Loftsgard Hall, North Dakota State University, Dept 7670, P.O. Box 6050, Fargo, ND 58108-6050.
5. NDSU Williston Research Extension Center, 14120 Highway 2, Williston, ND 58801.