GRAIN RESERVE HOLDINGS -- USDA The U.S. Agriculture Department gave a preliminary breakdown of grain in the Farmer-Owned Grain Reserve as of April 1, with comparisons, based on telephone reports from farmers filed with the department's Kansas City field office, in mln bushels -- April 1 Previous Wheat 657.6 659.7 Corn 1,406.5 1,397.0 Sorghum 95.8 95.5 Barley 122.1 122.0 Oats 3.7 3.7