At present, corn and other food crops in Malong District, Qujing City, Yunnan Province have entered a vigorous growth stage, which is also a high incidence period of diseases and pests. In Malong District, Eagle brothers UAV is used to control the continuous corn, effectively prevent and control the harm of key pests such as armyworm and meadow moth, timely control the spread of crop pests, promote agricultural efficiency and farmers' income, and ensure the stable yield and income of grain crops in Malong District in 2022.

       On June 7, the agricultural and rural Bureau of Malong district and the agricultural scientific and technological personnel of maming Township came to the more than 1000 mu contiguous corn field in xinloufang village of maming township to carry out on-site guidance on the use of plant protection UAVs for unified prevention and control. Four flight control professionals from the UAV base of Qujing Agricultural School of Yunnan Eagle brothers flight control company skillfully controlled the plant protection UAVs to spray chemicals on contiguous corn. It is understood that this kind of UAV is suitable for pest control of large-scale continuous planting crops. One UAV can spray 300 to 500 mu per day, 40 to 50 times more efficient than conventional manual spraying.

       The agricultural and rural Bureau of Malong district adopts the combination of manual monitoring and intelligent pest monitoring, and timely makes field visits, studies and judges the occurrence and development of pests, timely carries out monitoring and early warning, and guides farmers to conduct large-scale unified prevention, so as to achieve early detection, early report, early warning and early prevention and control. In order to save costs and increase efficiency, the central agricultural production grassland in Malong district under the municipal level has been used to make full use of the pest situation of Spodoptera Rapa and purchase high-efficiency and low toxic pesticide materials. The demonstration area of corn under unified control is 10000 mu. Among them, the plant protection and plant inspection station in Malong district has used plant protection drones to control more than 1000 mu of continuous corn in xinloufang village, maming Township by purchasing third-party services.

       In the next step, the Bureau will continue to organize plant protection technicians to work with grass-roots scientific and technological personnel to go deep into the fields to inspect the pest situation, provide technical guidance in due time, take prevention and control measures for the remaining demonstration area, and ensure the increase in production and income of corn and other food crops in the region.