Figure 2.

Population structure of the 503 accessions. (a) Mean LnP(D) values plotted from 1 to 10. (b) Ln(ΔK) values plotted from 1 to 10. (c) Population structure of the 503 accessions based on STRUCTURE when K = 3. (d) Principal component analysis of the 503 accessions based on genotype. (e) NJ tree based on Nei's genetic distances.