This indicated that CH1 could induce resistance of cucumber to Pythium aphanidermatum by increasing its enzymes activities of phenolic metabolism.

• 说明CH1是通过提高黄瓜植株体内酚类物质代谢的酶活性来激发酚类物质的积累，从而诱导黄瓜对猝倒病产生抗性。