Water-quality assessment of the Potomac River Basin: Occurrence of pesticides in the Great Valley Carbonate subunit
No abstract available.
Maryland, Pennsylvania, Virginia, West Virginia↗
Geology topics
Janet M. Denis
Publications and source records attributed to Janet M. Denis.
Water quality in the Potomac River basin, Maryland, Pennsylvania, Virginia, West Virginia, and the District of Columbia, 1992-96
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Circular↗
Nitrate in Streams in the Great Valley Carbonate Subunit of the Potomac River Basin
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Fact Sheet↗