Relation of periphyton and benthic invertebrate communities to environmental factors and land use at selected sites in part of the upper Mississippi River basin, 1996-98 /
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| Language: | English |
|---|---|
| Format: | U.S. Federal Government Document Book E-Resource |
Table of Contents:
- "National Water-Quality Assessment Program."
- Shipping list no.: 2003-0233-P.