In handling grain the question of the changes that may occur in weight after threshing is always before the dealer. If there is any considerable loss during storage his profits are consumed, while if there is a gain it is possible for him to work on a much closer margin.
Harris, Frank S. and Thomas, George, "Bulletin No. 130 - The Change in Weight of Grain in Arid Regions During Storage" (1914). UAES Bulletins. Paper 81.