1. Plant Genome Mapping Laboratory University of Georgia Athens GA 30602 USA
2. Center for Genomics and Computational Biology Hebei United University Tangshan Hebei 063000 China
3. College of Sciences Hebei United University Tangshan Hebei 063000 China
4. College of Life Sciences Hebei United University Tangshan Hebei 063000 China
5. Department of Plant Biology University of Georgia Athens GA 30602 USA
6. Institute of Bioinformatics University of Georgia Athens GA 30602 USA
7. Department of Crop and Soil Science University of Georgia Athens GA 30602 USA
8. Department of Genetics University of Georgia Athens GA 30602 USA