1. Texas A&M AgriLife Research Center at Beaumont Texas A&M University System Beaumont TX 77713 USA
2. Rice Research & Extension Center University of Arkansas Stuttgart AR 72160 USA
3. Department of Crop Cultivation and Farming System Shenyang Agricultural University Shenyang 110866 China
4. Department of Statistics University of Connecticut Storrs CT 06269 USA
5. Dale Bumpers National Rice Research Center USDA Agricultural Research Service Stuttgart AR 72160 USA
6. Environmental Studies Department College of St. Benedict & St. John's University Collegeville MN 56321 USA
7. Department of Soil and Crop Sciences Texas A&M University College Station TX 77845 USA