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Areal and temporal variations in surface-water quality in the upper Potomac River basin / / by Thomas J. Trombley
| Areal and temporal variations in surface-water quality in the upper Potomac River basin / / by Thomas J. Trombley |
| Autore | Trombley Thomas J. |
| Pubbl/distr/stampa | Towson, Maryland : , : U.S. Geological Survey, , 1992 |
| Descrizione fisica | 1 online resource (iv, 48 pages) : illustrations, map + + 1 plate |
| Collana | Water-resources investigations report |
| Soggetto topico |
Water quality - Potomac River Watershed
Water quality |
| Formato | Materiale a stampa  |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Record Nr. | UNINA-9910715970903321 |
Trombley Thomas J.
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| Towson, Maryland : , : U.S. Geological Survey, , 1992 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
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Water quality in the Potomac River basin, Maryland, Pennsylvania, Virginia, West Virginia, and the District of Columbia, 1992-96 / / by Scott W. Ator [and six others]
| Water quality in the Potomac River basin, Maryland, Pennsylvania, Virginia, West Virginia, and the District of Columbia, 1992-96 / / by Scott W. Ator [and six others] |
| Autore | Ator Scott W. |
| Pubbl/distr/stampa | [Reston, Virginia] : , : U.S. Department of the Interior, U.S. Geological Survey, , 1998 |
| Descrizione fisica | 1 online resource (38 pages) : color illustrations, color maps |
| Collana | U.S. Geological Survey circular |
| Soggetto topico | Water quality - Potomac River Watershed |
| Formato | Materiale a stampa |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Record Nr. | UNINA-9910716850403321 |
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Ator Scott W.
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| [Reston, Virginia] : , : U.S. Department of the Interior, U.S. Geological Survey, , 1998 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
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Water-quality assessment of the Potomac River Basin : analysis of available pesticide data, 1972-90 / / by Humbert Zappia and Gary T. Fisher
| Water-quality assessment of the Potomac River Basin : analysis of available pesticide data, 1972-90 / / by Humbert Zappia and Gary T. Fisher |
| Autore | Zappia Humbert |
| Pubbl/distr/stampa | Baltimore, Maryland : , : U.S. Geological Survey, , 1997 |
| Descrizione fisica | 1 online resource (vi, 80 pages) : maps |
| Collana | Water-resources investigations report |
| Soggetto topico |
Water quality - Potomac River Watershed
Pesticides - Environmental aspects - Potomac River Watershed Fishes - Effect of water pollution on - Potomac River Watershed Pollution - Physiological effect - Potomac River Watershed Fishes - Effect of water pollution on Pesticides - Environmental aspects Pollution - Physiological effect |
| Formato | Materiale a stampa |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Altri titoli varianti | Water-quality assessment of the Potomac River Basin |
| Record Nr. | UNINA-9910716614603321 |
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Zappia Humbert
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| Baltimore, Maryland : , : U.S. Geological Survey, , 1997 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
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