Ключевые слова: agricultural, agriculture, background, business, combine, country, countryside, crop, cultivate, cultivated, day, device, engine, environmental, equipment, farm, farming, farmland, field, grain, ground, growth, hard, harvest, harvester, harvesting, heavy, industry, land, life, machine, machinery, manual, metal, modern, nature, nobody, object, plant, rural, soil, spring, summer, sunny, system, technology, transport, vehicle, wheat, work,