1. State Key Laboratory of Agrobiotechnology, Beijing Key Laboratory for Crop Genetic Improvement, and College of Agronomy and Biotechnology China Agricultural University Beijing 100193 China
2. Soybean Research Institute, the National Engineering Research Center for Soybean Jilin Academy of Agricultural Sciences Changchun 130033 China
3. Jiamusi Branch of Heilongjiang Academy of Agricultural Sciences Jiamusi 154007 China