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Distribution of selected herbicides and nitrate in the Mississippi River and its major tributaries, April through June 1991 /

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Bibliographic Details
Main Authors: Goolsby, D. A. (Author), Coupe, R. C. (Author), Markovchick, D. J. (Author)
Format: Government Document eBook
Language:English
Published: Denver, Colorado : U.S. Geological Survey, 1991.
Series:Water-resources investigations report ; 91-4163.
Subjects:
Water > Pollution > Mississippi River Valley.
Herbicides > Environmental aspects > Mississippi River Valley.
Nitrates > Environmental aspects > Mississippi River Valley.
Herbicides > Environmental aspects.
Nitrates > Environmental aspects.
Water > Pollution.
Mississippi River Valley.
Online Access:https://purl.fdlp.gov/GPO/gpo151399
Description
Physical Description:1 online resource (v, 35 pages) : illustrations, map.
Bibliography:Includes bibliographical references (pages 34-35).