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用 10 %灭百可乳油防治马尾松毛虫林间试验显示 ,其杀虫效果良好 ,用 4mg/ kg的浓度施药后 2 4h,马尾松毛虫的死亡率达 98.42 %以上。
The results showed that the insecticidal effect of Pinus massonianni cv. Dendrolimus punctatus with 10% ecocapture was good. The mortality of Dendrolimus punctatus reached 98.42% at 24 h after 4 mg / kg concentration application.