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. 2023 Mar 31;23:171. doi: 10.1186/s12870-023-04191-1

Fig. 5.

Fig. 5

Principal component analysis of volatiles of sample map from skin (A) and variable correlation map from skin (B). X stands for ‘Summer Black’, Y stands for ‘Shine Muscat’, M stands for ‘Midnight Beauty, W stands for ‘Centennial Seedless’ and V stands for ‘Victoria’. 1,2 and 3 indicate − 2wrs, 0wrs and 2wrs respectively