Ключевые слова: agricultural, agriculture, agronomy, cultivate, cultivated, cultivation, dirt, dust, equipment, farm, farmer, farming, farmland, fertilizer, field, global positioning system, gps, harrow, industry, land, machine, machinery, modern, outdoors, pattern, ploughing, plow, plowed, precision farming, rows, rural, seed, seeder, seeding, soil, sow, sowing, spring, technology, tractor, tractors, work,