Fig. 7

Comparison of leaf pigments (% to the value of control) at four drought levels: Control (100% FC), LDS (90% FC), MDS (60% FC), and SDS (30% FC) in a selected A. tricolor genotype; Betacyanin (ng g^− 1 FW), Betaxanthin (ng g^− 1 FW), Betalain (ng g^− 1 FW), Chlorophyll a (μg g^− 1 FW), Chlorophyll b (μg g^− 1 FW), Chlorophyll ab (μg g^− 1 FW),Total carotenoids (mg 100 g^− 1 FW)