Section 581, acts May 22, 1928, ch. 678, § 1, 45 Stat. 699; Apr. 24, 1950, ch. 97, § 17(a), 64 Stat. 87, authorized investigations, experiments, and tests affecting reforestation and forest products through cooperation with State and other agencies.

Section 581a, acts May 22, 1928, ch. 678, § 2, 45 Stat. 700; June 15, 1936, ch. 553, 49 Stat. 1515, set forth provisions establishing and authorizing appropriations for specific forest experiment stations.

Effective Date of Repeal Repeal effective Oct. 1, 1978, see section 9 of Pub. L. 95–307, set out as an Effective Date note under section 1641 of this title.