Herbicides in ground water of the Midwest
Subtitle: a regional study of shallow aquifers, 1991-94
Contributors: Geological Survey (U.S.)
Series: USGS Fact sheet -- FS-076-98; Fact sheet (Geological Survey (U.S.)) -- FS-98-076
Publisher: U.S. Dept. of the Interior, U.S. Geological Survey
Published: 1998
Place of publication: [Reston, Va.?
Language: eng
Subjects: Herbicides -- Environmental aspects -- Middle West; Groundwater -- Pollution -- Middle West
Notes: Caption title

Shipping list no.: 98-0342-P

"July 1998"--P. [1]

Includes bibliographical references (p. [3-4])