1. Plant Genomics and Biotechnology Laboratory Department of Biological Sciences Fayetteville State University Fayetteville NC 28301‐4298 USA
2. Department of Plant, Soil and Agricultural Systems Southern Illinois University Carbondale IL 62901‐4415 USA
3. Crop Genetics Research Unit U.S. Department of Agriculture Agricultural Research Service 141 Experiment Station Road P.O. Box 345 Stoneville MS 38776 USA
4. Department of Plant, Soil and Microbial Sciences Michigan State University East Lansing MI 48824‐1325 USA
5. Department of Biotechnology American University of Ras Al Khaimah Ras Al Khaimah UAE