Genomic regions associated with physiological, biochemical and yield-related responses under water deficit in diploid potato at the tuber initiation stage revealed by GWAS
Fig 2
Spearman’s correlation matrix between physiological, biochemical and yield-related variables.
The color and size squares represent the correlation between pairwise comparisons. * significant at p <0.05 level, **significant at <0.01 level, ***significant at <0.001 level, blank for non-significant.