蚕豆蚜虫(苜蓿蚜和桃赤蚜)是如东县蚕豆生产上的主要害虫。1962年大发生,减产四成左右。过去虽然已经肯定了喷射六六六、棉油皂等农药防治蚕豆蚜虫的效果,但是在大面积防治运动中,药械跟不上防治需要,为了解决这一矛盾,我们进行 Broad bean aphids (alfalfa aphid and peach aphid) are major pests in the production of fava beans in Rudong. Great happened in 1962, about 40% cut. In the past, although the effect of spraying pesticides such as BHC and cotton soap on the control of broad bean aphids was affirmed in the past, in the prevention and control of large-scale prevention and control campaigns, the drugstain could not keep up with the need for prevention and treatment. To resolve this contradiction, we conducted