1. Wheat Research Lab.Nanjing Agricultural Univ. 1 Weigang Nanjing 210095 China
2. Dep. of Crop and Soil SciencesMichigan State Univ. East Lansing MI 48824 USA
3. Institute of Plant ProtectionShanghai Academy of Agricultural Sciences Shanghai China
4. Institute of Crop SciencesZhejiang Academy of Agricultural Sciences Hangzhou China
5. Institute of Crop SciencesAnhui Academy of Agricultural Sciences Hefei China
6. Jiangsu Academy of Agricultural Sciences Xiaolingwei Nanjing 210014 China
7. Nanping Institute of Agricultural Sciences Jianyang Fujian Province China