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

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
Author: E. Randolph McFarland
Publsiher: Unknown
Total Pages: 80
Release: 1997
Genre: Agricultural chemicals
ISBN: MSU:31293022218675

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U S Geological Survey Water supply Paper

U S  Geological Survey Water supply Paper
Author: Anonim
Publsiher: Unknown
Total Pages: 332
Release: 1982
Genre: Water-supply
ISBN: MINN:31951P00688617G

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Water resources Investigations Report

Water resources Investigations Report
Author: Anonim
Publsiher: Unknown
Total Pages: 362
Release: 1999
Genre: Hydrology
ISBN: MINN:31951P00791937K

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Ground water Discharge and Base flow Nitrate Loads of Nontidal Streams and Their Relation to a Hydrogeomorphic Classification of the Chesapeake Bay Watershed Middle Atlantic Coast

Ground water Discharge and Base flow Nitrate Loads of Nontidal Streams  and Their Relation to a Hydrogeomorphic Classification of the Chesapeake Bay Watershed  Middle Atlantic Coast
Author: Anonim
Publsiher: Unknown
Total Pages: 80
Release: 1998
Genre: Base flow (Hydrology)
ISBN: UCR:31210012713770

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Nutrient and Sediment Concentrations Trends and Loads from Five Subwatersheds in the Patuxent River Basin Maryland 1986 96

Nutrient and Sediment Concentrations  Trends  and Loads from Five Subwatersheds in the Patuxent River Basin  Maryland  1986 96
Author: Joy S. Lizárraga
Publsiher: Unknown
Total Pages: 48
Release: 1999
Genre: Nutrient pollution of water
ISBN: UOM:39015048194453

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Monthly Catalog of United States Government Publications

Monthly Catalog of United States Government Publications
Author: Anonim
Publsiher: Unknown
Total Pages: 888
Release: 1998
Genre: Government publications
ISBN: WISC:89117117804

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New Publications of the U S Geological Survey

New Publications of the U S  Geological Survey
Author: Anonim
Publsiher: Unknown
Total Pages: 72
Release: 1997
Genre: Geology
ISBN: MINN:31951D02477944M

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New Publications of the Geological Survey

New Publications of the Geological Survey
Author: Geological Survey (U.S.)
Publsiher: Unknown
Total Pages: 428
Release: 1995
Genre: Geology
ISBN: UOM:39015047328722

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