Search Results for the EPA National Library Catalog

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Your Search: (SUBJECT=Groundwater flow Maryland Patuxent River Watershed)


 
 
 
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Ground-water flow, geochemistry, and effects of agricultural practices on nitrogen transport at study sites in the Piedmont and Coastal Plain physiographic provinces, Patuxent River Basin, Maryland 1997
Ground-water flow, geochemistry, and effects of agricultural practices on nitrogen transport at study sites in the Piedmont and Coastal Plain physiographic provinces, Patuxent River Basin, Maryland 1995

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