大豆植株体内的潜食害虫有5种,在武昌常见的有豆杆蛇潜蝇、豆杆蝇,前者为主。以幼虫在大豆植株体内,弯曲潜食,蛀道如蛇形,因之而得名。主要为害大豆、绿豆,被害株率达40—100％。一般春大豆被害较轻,秋大豆最重,夏大豆居中。 供试药剂 用内吸性农药:50％E605,40％乐果,50％速灭松等乳剂,分 There are 5 species of potential food insects in soybean plants, the most common in Wuchang are Siphonaptera flies, flies, the former mainly. To larvae in the body of soybeans, bending latent food, tunnels such as serpentine, hence its name. The main damage to soybeans, mung bean, killed plants rate of 40-100%. Generally less susceptible to spring soybeans, autumn soybeans heaviest, summer soy middle. Drugs used for absorption of pesticides: 50% E605, 40% dimethoate, 50% speed off pine and other emulsion, points