Figure 10

The loading plots of the principal component analysis (PCA) showing the different measured attributes of both chickpea cultivars grown in soil in the presence of 0 and 120 μM Cr and 120 μM Cr + 100 mM glycine betaine (GB). The various attributes used in the figures are as follows: Cr-leaves, Cr-Root, H2O2-Root, H2O2-leaves, Proline-Root, Proline-leaves, EL-Root, MDA-leaves, MDA-Root, EL-leaves, Cu-Root, Mg-leaves, P-leaves, RL-Root length, PDW-Plant dry weight, Fe-Root, Mn-Root, Cu-leaves, SOD-superoxide dismutase, K-Root, SL-Shoot length, Zn-Root, N-leaves, K-leaves, APX-ascorbate peroxidase, GY-Grain yield, Chl-a, total chlorophyll, Zn-leaves, Chl-b, PFW-Plant fresh weight, Ca-Root, Mn-leaves, CAT-Catalase, N-Root, POD-Peroxidase, Mg-Root, P-Root, Ca-leaves, and Fe-leaves.