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County-level estimates of nutrient inputs to the land surface of the conterminous United States, 1982-2001 /

Bibliographic Details
Main Author: Ruddy, Barbara C.
Corporate Authors: National Water-Quality Assessment Program (U.S.), Geological Survey (U.S.)
Other Authors: Lorenz, D. L., Mueller, David K.
Format: Government Document eBook
Language:English
Published: Reston, Va. : U.S. Dept. of the Interior, U.S. Geological Survey, 2006.
Series:Scientific investigations report ; 2006-5012.
Subjects:
Plant nutrients > United States.
Fertilizers > United States.
Manures > United States.
Atmospheric deposition > United States.
Online Access:https://purl.fdlp.gov/GPO/LPS98688
Description
Item Description:"National Water-Quality Assessment Program."
Title from PDF title screen (viewed on Mar. 28, 2006).
Electronic resource.
Physical Description:v, 17 pages : digital, PDF fIle.
Format:Mode of access: Internet at the USGS web site. Address as of 7/30/08: http://pubs.usgs.gov/sir/2006/5012/pdf ; current access is available via PURL.
Bibliography:Includes bibliographical references (pages 16-17).