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. 2020 Dec 3;21:861. doi: 10.1186/s12864-020-07279-2

Fig. 11.

Fig. 11

Concentrations of secondary metabolites in stylo leaves subjected to different Mn treatments. a Total phenols. b Flavonoids. c Tannins. d Anthocyanins. Thirty-day-old stylo plants were treated with 5 to 800 μM MnSO4 for 10 d. Values are the mean of three replicates with standard error bars. Different letters represent significant differences at P < 0.05