External quality-assurance results for the National Atmospheric Deposition Program and the National Trends Network during 1986 /

Bibliographic Details

Main Author:	See, Randolph B.
Corporate Author:	Geological Survey (U.S.)
Other Authors:	Schroder, L. J., Willoughby, Timothy C.
Format:	Government Document Book
Language:	English
Published:	Denver, Colo. : Dept. of the Interior, U.S. Geological Survey : 1988.
Series:	Water-resources investigations report ; 88-4007.
Subjects:	National Atmospheric Deposition Program and National Trends Network (U.S.)