Ключевые слова: agricultural, agriculture, air, beautiful, blue, cereal, clean, corn, cornfield, country, countryside, crop, cultivated, dirt, drought, earth, environment, equipment, farm, farming, farmland, fertile, field, food, gigantic, green, grow, growing, harvest, indiana, irrigate, irrigation, land, machinery, mechanical, nature, outdoors, outside, plant, rural, sky, soil, soybean, spray, sprinkler, sprinkling, summer, system, water, wheels,