When growing vegetables, one must guard against cabbage aphids. 菜農在種植蔬菜時一定要注意防治菜蚜。
Pieris rapae distributed mainly on heart leaves and back of inner leaves of cabbage plant, and Lipaphis erysimi distributed widely in cabbage plants. 害蟲優勢種菜青蟲主要分佈於甘藍心葉和內層葉反面,而菜蚜分佈較廣。