菜蚜是蔬菜地区蚜虫的总称,其中以萝卜蚜Lipaphis erysimi(Kaltenbach)和桃赤蚜Myzus persicae(Salzer)的混合蚜群为主,周年为害各类蔬菜,春秋两季是发生和为害盛期。为改变长期使用有机磷等农药防治菜蚜的现状,选择了扑虱蚜(又名吡虫啉),从1994年起在南京市郊进行田间试验与示范应用。现将结果报告如下。 Vegetable aphid is a general term for aphids in vegetable area. Among them, the mixed aphid population of Lipaphis erysimi (Kaltenbach) and Myzus persicae (Salzer) is the dominant species, and all kinds of vegetables are damaged on the anniversary. In order to change the long-term use of pesticides such as organophosphate pesticides to control the status of aphids, choose aphid (also known as imidacloprid), from 1994 in the suburbs of Nanjing for field experiments and demonstration applications. The results reported below.