1. Authors Ronny Horax and Navam Hettiarachchy are with Dept. of Food Science; Uni. of Arkansas; 2650 North Young Avenue; Fayetteville, AR 72704 U.S.A
2. Dept. of Crop; Soil, and Environmental Sciences; Univ. of Arkansas; 115 Plant Sciences Building; Fayetteville, AR 72701 U.S.A