Fig. 6From: Growth and physiological impairments in Fe-starved alfalfa are associated with the downregulation of Fe and S transporters along with redox imbalanceChanges in CAT (a), SOD (b), APX (c) and GR (d) activity in root and shoot of alfalfa cultivated in Fe-sufficient and Fe-deficient conditions. Different letters in each column indicate significant differences between means ± SD of treatments (n = 3) at a P < 0.05 significance levelBack to article page