Ключевые слова: agricultural application tractor, agricultural tenure, agriculture, attached implements, barley, cereals, claas, corn, drawbar hitch, drill seeder, earth, farm, farm implement, farm machinery, farming, farming plant, field, grain, grain crops, grain farming, hauling tractor, horsch, husbandry, indian corn, maize, planter, rural economy, rye, seed drill, seeder, seeder unit, seeding machine, soil, sower, sowing campaign, sowing machine, tow tractor, towing implements, traction type equipment, tractor, tractor drawn implements, transportation, wheat, wheel tractor, wheeled tractor,