1. School of Nutrition and Food Sciences; Louisiana State Univ. Agricultural Center; Baton Rouge LA 70803 U.S.A
2. Iberia Research Station; Louisiana State Univ. Agricultural Center; 603 LSU Bridge Road Jeanerette LA 70544-0466 U.S.A
3. Southern Univ. Agricultural Land Grant Campus; Baton Rouge LA 70813 U.S.A