Cedar Falls gazette |
Pubbl/distr/stampa | Cedar Falls, Black Hawk County, Iowa : , : H. A. & G. D. Perkins, , 1860- |
Descrizione fisica | 1 online resource |
Disciplina | 071 |
Soggetto genere / forma | Newspapers. |
Formato | Materiale a stampa ![]() |
Livello bibliografico | Periodico |
Lingua di pubblicazione | eng |
Record Nr. | UNINA-9910503181603321 |
Cedar Falls, Black Hawk County, Iowa : , : H. A. & G. D. Perkins, , 1860- | ||
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Lo trovi qui: Univ. Federico II | ||
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Concentrations and possible sources of nitrate in water from the Silurian-Devonian aquifer, Cedar Falls, Iowa / / by Bryan D. Schaap |
Autore | Schaap Bryan D. |
Pubbl/distr/stampa | Iowa City, Iowa : , : U.S. Department of the Interior, U.S. Geological Survey, , 1999 |
Descrizione fisica | 1 online resource (iv, 19 pages) : color illustrations, maps |
Collana | Water-resources investigations report |
Soggetto topico |
Nitrates - Environmental aspects - Iowa - Cedar Falls
Groundwater - Pollution - Iowa - Cedar Falls Nitrogen fertilizers - Environmental aspects - Iowa - Cedar Falls Aquifers - Iowa - Cedar Falls Groundwater - Pollution Nitrates - Environmental aspects Nitrogen fertilizers - Environmental aspects |
Formato | Materiale a stampa ![]() |
Livello bibliografico | Monografia |
Lingua di pubblicazione | eng |
Record Nr. | UNINA-9910713708703321 |
Schaap Bryan D.
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Iowa City, Iowa : , : U.S. Department of the Interior, U.S. Geological Survey, , 1999 | ||
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Lo trovi qui: Univ. Federico II | ||
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