Showing 1 - 2 results of 2 for search 'U.S. Department of the Interior, U.S. Geological Survey,', query time: 0.25s Refine Results
  1. 1
    Natural processes for managing nitrate in ground water discharged to Chesapeake Bay and other surface waters : more than forest buffers.
    by Speiran, Gary K.
    Published 1998
    “...[U.S. Department of the Interior, U.S. Geological Survey],...”
    Government Document Book
  2. 2
    Virginia ground-water quality /
    “...Department of the Interior, U.S. Geological Survey ;...”
    Government Document Microform Book
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