1. Foxtail Millet Improvement Center of ChinaInstitute of Millet CropsHebei Academy of Agricultural and Forestry ScienceShijiazhuang050031China
2. Institute of Crop SciencesChinese Academy of Agricultural SciencesBeijing100081China
3. College of Life SciencesHebei Normal Univ.Shijiazhuang050012China
4. Dep. of BotanyOklahoma State Univ.StillwaterOK74078