Figure 4. Relationships between relative water content (RWC) and (a) photosynthesis (A) (r² = 0.742, P = 0.008), (b) stomatal conductance (g _s, ^____) (r² = 0.667, P = 0.005), mesophyll conductance (g _m, ----) (r² = 0.748, P = 0.003) and total conductance (g _t, ^…..) (r² = 0.653, P<0.02), and (c) photochemical reflectance index (PRI) (r² = 0.935, P<0.001), and between PRI and (d) A (r² = 0.762, P = 0.001, (e) g _m (r² = 0.844, P<0.001), and (f) g _t (r² = 0.725, P = 0.002) in olive saplings grown during and after the drought cycle.