Fig. 2From: Genomic characterization of a core set of the USDA-NPGS Ethiopian sorghum germplasm collection: implications for germplasm conservation, evaluation, and utilization in crop improvementPopulation structure analysis of 374 NPGS Ethiopian sorghum accessions. a The optimal number of subpopulations was 11 based on the ADMIXTURE analysis with the cross validation for K values from 1 to 20 using 27,306 unlinked (r 2 < 0.5) SNPs distributed across the genome. b Hierarchical organization of genetic relatedness of the 374 Ethiopian accessions, each individual bar represents an accessionBack to article page