The tractor basically replaced the bullock to pull farm implements – be it the plough (for opening and loosening the soil to bury weeds and previous crop residues), harrow and cultivator (for breaking the clods formed from ploughing and smoothening the soil surface to create a fine seedbed) or drill (for uniform seed sowing) – and carts for transportation. With tractors, the farmer had a power output source to drag or lift much heavier field implements and loads. A pair of bullocks can generate an average 1 horsepower (hp) for farm operations, whereas it is 41-50 hp for a majority...