玉米蚜是我省玉米的主要害虫之一.玉米蚜有趋心叶为害的特性,以玉米抽雄期和雌穗期为害最重.因玉米为高秆作物,采用喷雾和喷粉法治蚜操作困难,且易造成农药中毒.为此,我们选用内吸性有机磷乳剂探讨用涂茎法防治玉米蚜的新途径,获得了良好效果.试验材料和方法药剂选用40%氧化乐果乳剂、40%乐果 Corn aphid is one of the main pests of corn in our province.White aphids have the characteristics of leaf-taining damage to corn tasseling tassel and the earliest damage.As the corn is a high-stalk crop, the use of spray and dust pollination aphids operating difficulties , And easily lead to pesticide poisoning.To this end, we use the systemic absorption of organic phosphorus emulsion to explore the new way to prevent and cure corn aphid by spraying the stem method, obtained good results.Materials and Methods Pharmacy 40% omethoate, 40% Happy fruit