Fig. 2From: Foliar-applied ethephon enhances the content of anthocyanin of black carrot roots (Daucus carota ssp. sativus var. atrorubens Alef.)(a) Root weight and (b) length monitored in untreated and 360 g ha−1 ethephon-treated black carrot plants (7–35 weeks after sowing). Different letters indicate statistical significance according to Tukey’s test (p ≤ 0.05). Data represent the mean ± SE, n = 3Back to article page