Fig. 2From: Growth and physiological impairments in Fe-starved alfalfa are associated with the downregulation of Fe and S transporters along with redox imbalanceSPAD score (a) and OJIP parameters (b) in young leaves 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