Fig. 3From: Genome-wide association study of agronomic traits related to nitrogen use efficiency in Henan wheatPopulation genomic analyses of 244 wheat accessions based on SNPs. A SNP-based phylogenetic tree. B SNP-based ADMIXTURE analysis at K = 2. C Determination of the number of subpopulations via the ad hoc statistic ΔK. D Principal component analysisBack to article page