Sugar Creek Watershed selected for a national water-quality study.
Bok Engelsk 2003
| Omfang | 1 sheet (2 pages) : : color illustrations, color map ;
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| Opplysninger | "August 2003"--P. [1].. - "Selected by the USGS National Water-Quality Assessment (NAWQA) Program for a special study of agricultural chemicals and water quality"--P. [1].. - Caption title.. - Shipping list no.: 2004-0012-P.
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| Emner |
