1. ARS-USDA, Russell Research Center, Athens, Georgia 30604, U.S.A.
2. Department of Agricultural and Biological Engineering, Clemson University, Clemson, South Carolina 29634, U.S.A.
3. Department of Textiles, Merchandising, & Interiors, University of Georgia, Athens, Georgia 30602, U.S.A.
4. Department of Biochemistry & Molecular Biology, University of Georgia, Athens, Georgia 30602, U.S.A.