The traction of trucks, agricultural tractors, wheeled military vehicles, etc. Fordson was a brand name of tractors and trucks. Backhoes attach to a three-point hitch on farm or industrial tractors. More extensive use of tractors and machinery also replaced farm labourers. College buildings and farm tractors were rebuilt. Today's tractors and heavy equipment are mostly diesel-powered. The Cub Cadet Yanmar venture was for the production of 4wd drive diesel compact tractors. These include custom and restoration tanks for automotive, aircraft, motorcycles, boats and even tractors. The three-point hitch revolutionized farm tractors and their implements. Ambulances can also be trailers, which are pulled by bicycles, motorcycles, tractors, or animals. IH produced a range of large gasoline-powered farm tractors under the Mogul and Titan brands. Emission standards for diesel agricultural tractors are summarised in Table 12. Also produced were compost shredders, rotary tillers, Cadet garden tractors, and power washers. Garden tractors are capable of mounting a wider array of attachments than lawn tractors. A variety of specialty farm tractors have been developed for particular uses.