Selected herbicides in major streams in the Potomic River Basin upstream from Washington, D.C.
By: by Gary T. Fisher
Contributors: Geological Survey (U.S.)
Series: NAWQA fact sheet -- 107-95; NAWQA fact sheet -- FS-95-107
Publisher: U.S. Geological Survey
Published: 1995
Place of publication: [Reston, Va.?]
Language: eng
Subjects: Water -- Pollution -- Potomac River Watershed; Water -- Pesticide content -- Potomac River Watershed; Herbicides -- Toxicology -- Potomac River Watershed
Notes: Caption title

"Potomac River Basin."

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