Vertical gradients in water chemistry and age in the northern High Plains Aquifer, Nebraska, 2003Format: [electronic resource] /
Author: McMahon, Peter B.
Publisher: Reston, Va. : U.S. Dept. of the Interior, U.S. Geological Survey,
Date: 2007. This title can be found in 2 Iowa libraries.
This resource is supported by the Institute of Museum and Library Services under the provisions of the Library Services and Technology Act as administered by State Library of Iowa.