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    Ground-water-quality-monitoring program in Iowa : nitrate and pesticides in shallow aquifers by Detroy, Mark G.

    Published: U.S. Geological Survey, 1989
    Description: vi, 32 pages : illustrations, maps ; 28 cm.
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    Ground-water-quality-monitoring program in Iowa : nitrate and pesticides in shallow aquifers
  2. 2

    Iowa ground-water-quality monitoring program by Detroy, Mark G.

    Published: The Survey ; [Books and Open-File Reports Section, distributor], 1985
    Description: iii, 34 pages : illustrations, maps ; 28 cm.
    Microfilm Book
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    Iowa ground-water-quality monitoring program

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