30％灭·辛硫磷乳油防治棉铃虫

Control of Cotton Bollworm by Mixture of Phoxim,Methomyl and Parathion

１９９５年用３０％灭·辛硫磷乳油对棉铃虫进行药效试验。结果表明：亩用药剂５０、７５、１００毫升，在药后７天内均达到８９％以上的防效，亩用药１００毫升，防效达９６％，且其药效明显高于其他药剂，是防治抗牲棉铃虫的优良杀虫剂，建议棉田用量７５毫升为宜。

A field trial of controlling cotton bollworm, Heliothis armigera Hb. with 30% Mie-xinliulin EC, a mixture of phoxim, methoiny1 and parathion was performed in 1995. The results showed that the control effect of each test was over 89% after 7 days of using the mixture at dosage of 750ml/ha,1025 and 1500 ml/ha, the effect was over 96% while dosage of 1500 ml/ha. The control effects are better than all other tested insecticides.