玉米是重要的粮食作物,近几年玉米价格一直走高,广大农民对玉米生产极为重视。目前,影响玉米高产的因素除了玉米品种、施肥技术等栽培管理外,病虫草的危害以及在防治环节中存在的一些问题也同样是影响玉米高产稳产的重要因素。现针对玉米不同生育阶段的靶标有害生物,谈谈关键防治 Corn is an important food crop. In recent years, corn prices have been rising. The majority of farmers attach great importance to corn production. At present, the factors that affect the yield of maize except maize varieties, fertilization techniques and other cultivation and management, the hazards of pests and diseases and some problems in the prevention and control links are also important factors affecting the high and stable yield of corn. Targeted target pests at different stages of maize development are now on the key prevention and treatment