豆野螟,又名豇豆荚螟,是豆科重要害虫,主要为害豇豆、四季豆、扁豆、绿豆。1987年在我地绿豆田大暴发,1988年和1989年又相继中等偏重至大发生,造成严重的落蕾、落花,豆荚空秕或籽粒不饱满,甚至枯死,严重地影响了产量和品质。为了控制其为害,我们进行了四年的室内饲养、田间调查和药效试验。 一、形态特征 Bean borer, also known as cowpea pod borer, is an important leguminous pest, the main damage cowpea, green beans, lentils, green beans. In 1987, a large outbreak of mung bean in my field occurred in 1988 and 1989, followed by a moderate to severe occurrence, causing serious drop of flowers, falling flowers, pods or empty grains, or even dead seeds, seriously affecting yield and quality. In order to control its damage, we conducted four years of indoor feeding, field surveys and efficacy trials. First, the morphological characteristics