灰飞虱属半翅目飞虱科,是玉米、水稻和小麦的重要害虫,除直接刺吸危害外,还能传播玉米粗缩病等引起间接危害,造成巨大的产量损失。近年来,灰飞虱对玉米的危害呈逐步上升的趋势。为提升玉米产量和质量,确保粮食安全生产,山东省绿色食品发展中心、菏泽市土壤肥料工作站和菏泽市农业局农业环保站与广西区绿色食 Laodelphax, a hemipteran, is an important pest of maize, rice and wheat. In addition to directly sucking and damaging the harm, it can also cause indirect damage to maize and other diseases, resulting in huge yield loss. In recent years, the harm of Laodelphax striatellus to corn shows a gradual upward trend. In order to enhance the yield and quality of corn and ensure the safe production of grain, Green Food Development Center of Shandong Province, Soil and Fertilizer Workstation of Heze City and Agricultural Environment Protection Station of Heze City Bureau of Agriculture and Guangxi Green Food