Aerial spraying, suitable for various terrain operations; plant protection drones spray liquids on plants in the air. Its flight height can be independently designed. The aircraft can fly on the surface of plants and is suitable for flying on a relatively gentle slope. The plant protection drone can also reset the height during the flight, which is suitable for terrace spraying; the altitude control of the plant protection drone is also called absolute height. Use drones to spray fruit trees or aquatic plants.
