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10.8%凯撒乳油对抗性棉铃虫具有较好的防治效果,在四代棉铃虫重发年份每666.7m~2用药15mL,防治2次,防效达70%左右,田间正常年份使用以每666.7m~2用15mL为宜。
10.8% Caesar EC had a better control effect. In the fourth generation of cotton bollworm, the dosage of 15mL was 666.7m ~ 2 for 2 times and the control effect was about 70%. In the normal years of the field, ~ 2 with 15mL appropriate.