Providing that the Egg Board, and alternates therefor, shall be composed of egg producers or representatives of egg producers appointed by the Secretary from nominations submitted by eligible organizations, associations, or cooperatives, and certified pursuant to section
of this title, or, if the Secretary determines that a substantial number of egg producers are not members of or their interests are not represented by any such eligible organizations, associations or cooperatives, then from nominations made by such egg producers in the manner authorized by the Secretary, so that the representation of egg producers on the Board shall reflect, to the extent practicable, the proportion of eggs produced in each geographic area of the United States as defined by the Secretary: Provided, however, That each such egg producing geographic area shall be entitled to at least one representative on the Egg Board: Provided further, That two members of the Egg Board, and alternates therefor, shall be consumers or representatives of consumers, if approved by egg producers voting in a referendum on an amendment to the order. Such consumer appointments shall be made by the Secretary from nominations submitted by eligible organizations. If the Secretary determines that such nominees are not members of either a bona fide consumer organization or do not represent consumers, the Secretary may appoint such consumers or representatives of consumers as deemed necessary to properly represent the interest of consumers. Consumer members of the Egg Board shall be voting members.