Environmental and economic benefit analysis of the proposed revisions to the National Pollutant Discharge Elimination System regulation and the effluent guidelines for concentrated animal feeding operations [electronic resource].
Imprint
[Washington, D.C.] : U.S. Environmental Protection Agency, Office of Water, [2001]
Environmental and economic benefit analysis of the proposed revisions to the National Pollutant Discharge Elimination System regulation and the effluent guidelines for concentrated animal feeding operations. 1 v. (various pagings) : ill., map ; 28 cm. (OCoLC)46940066
Environmental and economic benefit analysis of the proposed revisions to the National Pollutant Discharge Elimination System regulation and the effluent guidelines for concentrated animal feeding operations [microform]. (OCoLC)47039693
