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Input-output budgets of selected nutrients on an experimental watershed near Parsons, West Virginia / / J.D. Helvey, Samuel H. Kunkle
| Input-output budgets of selected nutrients on an experimental watershed near Parsons, West Virginia / / J.D. Helvey, Samuel H. Kunkle |
| Autore | Helvey J. D. |
| Pubbl/distr/stampa | Broomall, PA : , : United States Department of Agriculture, Forest Service, Northeastern Forest Experiment Station, , [1986] |
| Descrizione fisica | 1 online resource (7 pages) : illustration |
| Collana | Research paper NE |
| Soggetto topico |
Watersheds - West Virginia - Parsons
Acid precipitation (Meteorology) - West Virginia - Parsons |
| Formato | Materiale a stampa  |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Record Nr. | UNINA-9910704895203321 |
Helvey J. D.
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| Broomall, PA : , : United States Department of Agriculture, Forest Service, Northeastern Forest Experiment Station, , [1986] | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
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Soil density and moisture content on two unused forest roads during first 30 months after construction / / J.D. Helvey, J.N. Kochenderfer
| Soil density and moisture content on two unused forest roads during first 30 months after construction / / J.D. Helvey, J.N. Kochenderfer |
| Autore | Helvey J. D. |
| Pubbl/distr/stampa | Radnor, PA : , : United States Department of Agriculture, Forest Service, Northeastern Forest Experiment Station, , 1989 |
| Descrizione fisica | 1 online resource (6 pages) : illustrations |
| Collana | Research paper NE |
| Soggetto topico |
Forest roads - Appalachian Mountains
Forest roads - Appalachian Mountains - Design and construction Soils - Appalachian Mountains - Density Soil moisture - Appalachian Mountains |
| Formato | Materiale a stampa |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Record Nr. | UNINA-9910704638303321 |
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Helvey J. D.
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| Radnor, PA : , : United States Department of Agriculture, Forest Service, Northeastern Forest Experiment Station, , 1989 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
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