Fig. 2From: Genetic characteristics of soybean resistance to HG type 0 and HG type 1.2.3.5.7 of the cyst nematode analyzed by genome-wide association mappingPopulation structure evaluation based on principle component analysis. a–c population structure was revealed by principle component 1 (PC1) and principle component 2 (PC2), PC1 and PC3, PC2 and PC3. d genetic variations of the first 10 PCsBack to article page