Fig. 3From: Grafting enhances drought tolerance by regulating stress-responsive gene expression and antioxidant enzyme activities in cucumbersEffect of interaction between water regimes and rootstocks on (A) SPAD, (B) chlorophyll florescence (Fv/Fm), and (C) photosynthesis II efficiency. Different letters indicate significant differences between treatments (Duncan’s multiple range test p < 0.05)Back to article page