51.1211—U.S. Extra No. 1.
Any lot of peaches may be designated “U.S. Extra No. 1” when the peaches meet the requirements of the U.S. No. 1 grade: Provided, That in addition to these requirements, 50 percent, by count, of the peaches in any lot shall have not less than one-fourth of the surface showing blushed, pink or red color.