The bushel is a volume measurement and a unit of weight used with various commodities. The United States uses the Winchester bushel, which has a volume equal to 1.244456 cubic feet. In comparison, Canada uses the Imperial ( Avery) bushel, which has a slightly larger volume of 1.284349 cubic feet.
The weight of a bushel is a measure of the grain's density, usually expressed in pounds per bushel (lb/bu) and kilograms per hectolitre (kg/hL).