1. USDA-ARS Western Wheat Quality Laboratory, Washington State University, Pullman, WA 99164-6394.
2. Corresponding author. Phone: +1.509.335.4062. Fax: +1.509.335.8573. E-mail: morrisc@wsu.edu.
3. Department of Food Science & Human Nutrition, Washington State University, Pullman, WA 99164-6394.