Nitrate concentrations, 1936-99, and pesticide concentrations, 1990-99, in the unconfined aquifer in the San Luis Valley, Colorado /

Bibliographic Details
Main Author: Stogner, Robert W.
Corporate Authors: National Water-Quality Assessment Program (U.S.), Geological Survey (U.S.)
Format: Government Document Book
Language:English
Published: Albuquerque, N.M. : U.S. Dept. of the Interior, U.S. Geological Survey ; 2001.
Series:Water-resources investigations report ; 01-4131.
Subjects: