蚕豆害虫———豆蚜的药剂防治试验蚕豆是西昌主要小春作物之一，豆蚜（ＡｐｈｉｓｃｒｃｉｖｏｒａＫｏｃｈ）是为害蚕豆的主要害虫，受害蚕豆生长点枯萎，幼叶变小，特别是蚕豆开花、结荚期由于气温回升快，雨量少，豆蚜数量急剧上升，如不加以有效的防治，对蚕豆的生... Broad bean pests --- Aphis gossypii Pharmacy control test Broad bean is one of the main small spring crops in Xichang. Aphis citric acid (Aphiscr civorakoch) is the main pest that damages broad bean, the harmed Vicia faba grows to withered, the young leaves become smaller, especially the faba bean blooms, Pods due to rapid recovery of temperature, less rainfall, aphid sharp rise in the number, if not effective prevention and control of the beans ...