Search Results for the EPA National Library Catalog

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Your Search: (AUTHOR=Chichester AND Douglas AND C.)


Select Item Title Year Published
Evaluation of agricultural best-management practices in the Conestoga River headwaters, Pennsylvania methods of data collection and analysis, and description of study areas / 1989
Water quality in the Delaware River Basin, Pennsylvania, New Jersey, New York, and Delaware, 1998-2001 / 2004

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