Show WIDE TIRES IMPROVE ROADS they have same effect on country highways as a roller on plowed field wagon pulls easier the following appeared in a recent issue of extension news service published by the university of nebraska wide tires build up roads and save horse labor according to the depart mont of agricultural engineering a at I 1 the university farm they have tho the same bame effect upon a country road as a roller on a plowed field on the other hand the narrow tire cuts up a road like a disk it has been found by actual test in this department that tho the wide tired wagon pulls easier castor in fit nearly all cases than the narrow tired wagon in deep mud on a country road the talde tired wagon pulls pulla 62 per cent easier on tho the country road with a thin surface of mud or deep dust however tile the narrow fires pull 49 per cent castor in a cornfield the wide urea tires pull per cent eabair ea air in a dry alfalfa lold field per cent easier and on a dry country road per cent easier |