1. Soybean Research Institute, Northeast Agricultural University/Key Laboratory of Soybean Biology of the Chinese Education Ministry, Harbin 150030, China
2. Key Laboratory of Molecular and Cytogenetics, College of Life Sciences and Technology, Harbin Normal University, Harbin 150025, China
3. Keshan Branch of Heilongjiang Academy of Agricultural Sciences, Qiqihar 161000, China
4. Plant Genetics Research, USDA Agricultural Research Service, Columbia, Missouri 65211, United States
5. Plant Science Division, University of Missouri, Columbia, Missouri 65201, United States
6. Faculty of Agronomy, Jilin Agricultural University, Changchun 130118, China