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Sources and preparation of data for assessing trends in concentrations of pesticides in streams of the United States

Title
Sources and preparation of data for assessing trends in concentrations of pesticides in streams of the United States [electronic resource].
Published
Reston, Va. : U.S. Dept. of the Interior, U.S. Geological Survey
Physical Description
v. : digital, PDF files.
Frequency
Biennial
Extent
Began with: 1992-2006, published 2009.
Notes
Description based on: 1992-2006, published 2009; title from PDF t.p. (viewed Jan. 9, 2012).
Latest issue consulted: 1992-2010, published 2011 (viewed Jan. 9, 2012).
Format
Journals & Newspapers / Online
Language
English
Added to Catalog
February 07, 2012
Series
Citation

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