Feeding and weight of O. chinensis were also affected by diflubenzuron.The result showed the significant effect in controlling the O. chinensis by using the chitin synthesis inhibitor.

• 结果表明除虫脲对2、3龄中华稻蝗若虫具有一定的毒性效应，试虫出现因蜕皮困难而死亡的现象，且影响其进食和增重。