Pub. L. 84-40, tit. V, sec. 506

Sec. 506. Not less than $1,500,000 of the appropriations of the Department for research and service work authorized by the Act of August 14, 1946 (7 U. S. C. 427, 1621–1629), and the Act of July 28, 1954 (Public Law 545), shall be available for contracting in accordance with said Acts.