溴氯菊酯和马拉硫磷混合作为防护剂对玉米象和杂拟谷盗两种仓虫施用,呈现联合作用或一定程度的增效作用,对害虫毒力较其中一种或两种单剂单独使用提高,其效果主要受害虫种间差异、配比等因素影响;还可能在一定程度上改善单独使用溴氰菊酯,容易诱发害虫种群抗性的不足。 As a protective agent, both bifenthrin and malathion were used as protective agents against two kinds of caterpillars, such as corn and miscellaneous grains, showing a synergistic effect or a certain synergistic effect on pest toxicity compared with either one or two Agent alone increased, the effect is mainly affected by the differences between pests and insects, the ratio and other factors; may also be to some extent, improve the use of deltamethrin alone, easily induced pest population deficiencies.