Compared with control plants, shoots from PM9-treated plants showed significantly higher PPO activity at 1, 3 and 15 dpi (Fig. 2a), whereas the POX activity increased from 9 to 15 dpi compared to the control (Fig. 2b).
Compared withcontrol plants, shoots from PM9-treated plants showed significantlyhigher PPO activity at 1, 3 and 15 dpi (Fig. 2a), whereas thePOX activity increased from 9 to 15 dpi compared to the control(Fig. 2b).