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对40%辛硫磷乳油、40%丙溴磷乳油和25%丙溴.辛乳油防治小菜蛾(plutella rylostallaL.)的药效进行了研究。结果表明,25%丙溴.辛乳油800~1 000倍液对蔬菜小菜蛾具有较好的防治效果,明显优于40%辛硫磷乳油,且优于40%丙溴磷乳油。
The pharmacodynamic effects of 40% phoxim, 40% profenofos and 25% propoxurin and synephrine on plutella rylostalla L. were studied. The results showed that 25% propidium bromocrivain 800-1000 times liquid had good control effect on vegetable diamondback moth, which was significantly better than 40% phoxim and better than 40% profenofos.