Handbook of official grain standards of United States, standards for wheat, effective Oct. 1, 1937, corn, effective Jan. 20, 1937, barley, effective July 1, 1947, oats, effective June 1, 1947, feed oats and mixed feed oats, effective July 1, 1935, rye, effective July 1, 1941, grain sorghums and flaxseed, effective July 1, 1935, soybeans, effective Sept. 1, 1942, and mixed grain, effective July 1, 1935, important feature of grain inspection.

Tools