Effect of different concentrations of Pb (0.25 mM, 0.50 mM, and 0.75 mM), EBL (10–7 M), and SA (1 mM) and their
combinations on anthocyanin content of 30-, 60-, and 90-day-old plants of Brassica juncea L. (values show the means of three
replicates ± SD; Tukey’s test was performed and significance was checked at P ≤ 0.05 designated with * and at P ≤ 0.01 designated
with **).