Symbiotic matching between soybean cultivar Luhuang No.1 and different rhizobia. Effects of crop rotation and soybean cultivar on rhizobial genomic diversity in root nodules Effect of shading on photosynthetic and chlorophyll fluorescence characteristics of soybean Association Analysis of Agronomic Trait QTLs with SSR Markers in Released Soybean Cultivars Genetic Diversity and Genetic Structure of Soybean Cultivar Population Released in Northeast China Genetic Structure and Diversity of Soybean Germplasm in Heilongjiang in China