Evaluation of agricultural best-management practices in the Conestoga River Headwaters, Pennsylvania : a summary report, 1982-90.

Bibliographic Details
Main Author:	Lietman, Patricia L.
Corporate Authors:	Pennsylvania. Department of Environmental Protection, United States. Consolidated Farm Service Agency, Geological Survey (U.S.)
Format:	Government Document Book
Language:	English
Published:	Washington : U.S. G.P.O. ; 1997.
Series:	U.S. Geological Survey water-supply paper ; 2493.
Subjects:	Agricultural chemicals > Environmental aspects > Pennsylvania > Conestoga River Watershed. Water quality management > Pennsylvania > Conestoga River Watershed. Water quality > Pennsylvania > Conestoga River Watershed. Carbonate rocks > Pennsylvania > Conestoga River Watershed.

Evans: US Documents (Annex 5th floor)