Xingwei Hou, xhou@ksu.edu, Kansas State University, Department of Grain Science, 201 Shellenberger Hall, Manhattan, KS, Bhadriraju Subramanyam, sbhadrir@ksu.edu, Kansas State University, Department of Grain Science and Industry, 201 Shellenberger Hall, Manhattan, KS, and James Campbell, cambell@usgmrl.ksu.edu, Grain Marketing & Production Research Center, Biological Research Unit, 1515 College Av, Manhattan, KS.