1. Sustainable
Biofuels and Coproducts Research Unit, Eastern Regional
Research Center, Agricultural Research Service, United States Department of Agriculture, 600 East Mermaid Lane,
Wyndmoor, Pennsylvania 19038, United States
2. Grain Chemistry and Utilization Laboratory, National Small Grains and Potato Germplam Research Facility, Agricultural
Research Service, United States Department of Agriculture, Aberdeen, Idaho 83210, United States