Control Effect of Four Kinds of Microbial Insecticides against Pachliopta aristolochiae adieus

The effects of 4 insecticides against Pachliopta aristolochiae adieus larva were evaluated in field. After 1 day, the control effect of Cypermethrin 5% EC was better than others. After 3 days, the control effect of Cypermethrin 5% EC was up to 91.95%, and the Phoxim 40% EC was 81.06%, they were significant different with Abamectin 2% EC and Bt WP. After7 days, Cypermethrin 5% EC and Phoxim 40% EC had an ideal control effect, were 95.21% and 93.86%, respectively. After 10 days, the control effect of Cypermethrin 5% EC, Phoxim 40% EC and Bt WP reached to satisfactory control effects,were 99.28%, 98.35% and 87.79%, respectively.