7 U.S.C. § 5925a
Section, Pub. L. 101–624, title XVI, § 1672A, as added Pub. L. 105–185, title II, § 243, , 112 Stat. 554; amended Pub. L. 107–171, title VII, § 7120, , 116 Stat. 434; Pub. L. 110–234, title VII, § 7205, , 122 Stat. 1238; Pub. L. 110–246, § 4(a), title VII, § 7205, , 122 Stat. 1664, 1999, related to nutrient management research and extension initiative.
Pub. L. 107–171, title VII, § 7411, , 116 Stat. 462, provided that the Secretary of Agriculture may conduct study to evaluate nutrient banking for purpose of enhancing health and viability of watersheds in areas with large concentrations of animal producing units, prior to repeal by Pub. L. 113–79, title VII, § 7408(c), , 128 Stat. 898.