Agricultural Water Quality Act : hearing before the Subcommittee on Conservation and Credit of the Committee on Agriculture, House of Representatives, Ninety-fifth Congress, first session, on H.R. 8150, September 16, 1977.
United States.Congress.House.Committee on Agriculture.Subcommittee on Conservation and Credit.
Washington : U.S. Govt. Print. Off.,
1977.
"Serial no. 95-EE."
Water
Water in agriculture