Citrus fruit. Order of Secretary of Agriculture issued pursuant to agricultural marketing agreement act of 1937, approved June 3, 1937, Public no. 137, 75th Congress, regulating handling in interstate and foreign commerce and such handling as directly burdens, obstructs, or affects interstate or foreign commerce of grapefruit and oranges grown in Cameron, Hidalgo, and Willacy counties in Texas; issued by Secretary of Agriculture, July 9, 1937, effective July 13, 1937.