Fig. 8

(A-H) Graphs of different stress response indices of five M3 mutant and wild type Choy Sum: RSI (a), TOL (b), GMP (c), SSI (d), YSI (e), SRI (f), ATI (g), and STI (h). Data are the mean of six replicates and SEs are shown as vertical bars. The mean marked with different letters indicate significant differences between treatments at p-value < 0.05, as determined with Tukey’s HSD test