Figure 3

.Genotype + Genotype × parameters,i.e. shoot weight (SW g), shoot length (SL cm), root weight (RW g), root length (RL cm) leaf area (LA cm2), root to shoot ratio (R/S) biplot analyses (A) sunflower accessions by parameters, (B) hybrids by parameters, PC1 = principle component 1 and PC2 = Principle component 2.