Relation Of Nitrogen And Phosphorus In Ground Water To Land Use In Four Subunits Of The Potomac River Basin
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Water Quality in the Apalachicola-Chattahoochee-Flint River Basin, Georgia, Alabama, and Florida, 1992-95
| Author | : Elizabeth A. Frick |
| Publisher | : Geological Survey Water Resources Division |
| Total Pages | : 320 |
| Release | : 1998 |
| Genre | : Science |
| ISBN | : |
Water Quality in the Potomac River Basin, Maryland, Pennsylvania, Virginia, West Virginia, and the District of Columbia, 1992-96
| Author | : Scott W. Ator |
| Publisher | : |
| Total Pages | : 44 |
| Release | : 1998 |
| Genre | : Water quality |
| ISBN | : 9780607891126 |
Design and Implementation of a Sampling Strategy for a Water-quality Assessment of the Potomac River Basin
| Author | : James M. Gerhart |
| Publisher | : |
| Total Pages | : 36 |
| Release | : 1996 |
| Genre | : Water quality |
| ISBN | : |
Publications of the Geological Survey
| Author | : Geological Survey (U.S.) |
| Publisher | : |
| Total Pages | : 390 |
| Release | : 1997 |
| Genre | : Geology |
| ISBN | : |
