The corn gallon, one eighth of a bushel, was approximately 268.8 cubic inches. I'm selling my wheat at 25 cents a bushel. In 2015, one bushel of corn costs $3.50. Wheat prices plunged from 78c per bushel (1928 crop) to 29c in 1932. Corn prices at the time were around US$2 a bushel. I or II defined the London bushel in terms of the larger corn gallon. Hand threshing was laborious, with a bushel of wheat taking about an hour. One bushel of this grain cost one piece of gold. Assume that the spot price for wheat on December 17, 2012, is $10 per bushel. However, by 1858, grain prices dropped severely to $0.80 a bushel. By 1770, a bushel of wheat cost twice as much as it did in 1720. The Winchester bushel was replaced with an imperial bushel of 8 imperial gallons. In 1998, the price at harvest of a [[bushel]] was $2.68 per. The bushel and the peck are only used for dry goods. By October though, the price had fallen to $1.31 per bushel.