Ключевые слова: aerial, agricultural, agriculture, background, chemical, control, copter, drone, environment, equipment, farm, farmer, farming, fertilizer, field, flower, fly, fresh, green, grow, growth, harvest, helicopter, herbicides, industry, internet, irrigation, land, man, meadow, modern, natural, nature, plant, professional, quadrocopter, remote, rural, science, six rotor, spray, spring, sprinkler, sunflower, system, technology, thailand, unmanned aerial vehicle, vehicle, water,