Fig. 10

Correlogram between Ni uptake and different plant attributes under Ni stress. Abbreviations: POD = Peroxidase, EL = Electrolyte Leakage, APX = Ascorbate peroxidase, Ni = Nickel, LA = Leaf area, TR = Transpiration rate, WUE = Water use efficiency, N = Nitrogen, RL = Root length, SC = Stomatal conductance, PH = Plant height, SS = Soluble sugars