Ключевые слова: aerial, agricultural, agriculture, aircraft, airplane, application, aviation, bi, biplane, blue, chemical, clouds, control, crop, dangerous, duster, dusting, ecology, environment, farm, farming, fertilizer, field, fly, flying, green, herbicide, industry, insecticide, landscape, low, outdoor, pesticide, pesticides, pilot, plane, propeller, rural, sky, spray, sprayer, spraying, white, wings, work, working, yellow,