Evaluation of agricultural best-management practices in the Conestoga River headwaters, Pennsylvania : hydrology of a small carbonate-rock site near Ephrata, Pennsylvania, prior to implementation of nutrient management : water-quality study of the Conestoga River headwaters, Pennsylvania.

Bibliographic Details
Corporate Authors:	Pennsylvania. Department of Environmental Protection, Geological Survey (U.S.)
Other Authors:	Koerkle, Edward H.
Format:	Government Document Book
Language:	English
Published:	Lemoyne, Pa. : U.S. Dept. of the Interior, U.S. Geological Survey ; 1997.
Edition:	Rev. May 1997.
Series:	Water-resources investigations report ; 93-4173. Water-quality study of the Conestoga River Headwaters, Pennsylvania.
Subjects:	Water quality > Pennsylvania > Conestoga River Watershed. Nutrient pollution of water > Pennsylvania > Conestoga River Watershed. Agriculture > Environmental aspects > Pennsylvania > Conestoga River Watershed.

Evans: US Documents (Annex 5th floor)