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45％新棉敌乳油对棉铃虫有良好的防治效果。该制剂使用剂量每667m2为50ml、75ml和100ml的防效可达80％～90％，持效期3－5天，明显高于各对照单剂的防效。
45% cotton nematode EC has good control effect on cotton bollworm. The dosage of the preparation per 667m2 50ml, 75ml and 100ml of the control effect of up to 80% to 90%, duration of 3-5 days, significantly higher than the control of a single dose of the control effect.