甜菜夜蛾是为害十字花科、茄科、豆科等多科类作物的害虫，近年来发生频繁，为害猖獗，已成为我市菜区灾害性害虫之一。由于甜菜夜蛾表皮层厚，抗药性强，一般农药往往难以奏效。１９９７年我们采用米满等５种农药分８个处理，进行防治试验，现将结果报道如下：１　材料与方法 Beet armyworm is harmful to crucifer, solanaceae, leguminous and other multi-disciplinary crops pests, frequent occurrences in recent years, rampant rampant, has become one of the city’s vegetable area disaster pests. Because beet armyworm epidermis thick, strong resistance, the general pesticide is often difficult to work. In 1997 we used five kinds of pesticides and other five points of eight treatment, prevention and control test, the results are reported as follows: 1 Materials and methods