Distribution of selected nitrogen compounds in ground water and the unsaturated zone, Superior-Hardy Special Protection Area, Nuckolls County, Nebraska, 1991-93.

Bibliographic Details
Main Author: Chen, Abraham H.
Corporate Authors: Nebraska. Department of Environmental Quality, Geological Survey (U.S.)
Format: Government Document Book
Language:English
Published: Lincoln, Neb. : U.S. Dept. of the Interior, U.S. Geological Survey ; 1996.
Series:Water-resources investigations report ; 96-4239.
Subjects: