Fig. 2From: Resveratrol improves the iron deficiency adaptation of Malus baccata seedlings by regulating iron absorptionEffects of exogenous Res on chlorophyll content and photosynthetic rate under Fe deficiency stress. The chlorophyll content (a) and photosynthetic rate (b) of the apple seedlings after Fe deficiency and exogenous Res treatment for 24 days. Data represent the means ± SD of triplicate experiments. Different lowercase letters indicate significant differences, according to Fisher’s LSD (P < 0.05)Back to article page