Figure 2.
Pearson’s correlation analysis of polyphenols and antioxidant activity in tomato fruit under different levels of water deficit. ABTS, HSRA, FRAP, and DPPH are as defined in the legend of Figure 1. The abbreviations CK, T1, T2, T3, and T4 are defined in the footnote of Table 1. * and ** represent significant correlations at the p < 0.05 and p < 0.01 levels, respectively (two-tailed).