1. Key Laboratory of Soybean Molecular Design Breeding Northeast Institute of Geography and Agroecology Chinese Academy of Sciences Harbin Heilongjiang 150081 China
2. University of Chinese Academy of Sciences Beijing 100049 China
3. College of Agronomy Northeast Agricultural University Harbin Heilongjiang 150030 China
4. Department of Nematology University of California Riverside CA 92521 USA