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Difference in leaf growth parameters of Zhique (ZQ), Xiangcheng (XC), and trifoliate orange (TO) grown in control and iron deficiency nutrient solution for 100 days. (A) Leaf morphology in ZQ, XC, and TO. (B,C) Chlorophyll concentration of leaves in ZQ, XC, and TO. (D,E) Leaf dry weight and leaf area of leaves in ZQ, XC, and TO. Letters (a, b, and c) indicate significant differences within samples via Duncan’s multiple range test P < 0.05 (Means ± SEM, n = 3).
