Herbicides and Nitrate in Near-Surface Aquifers in the Midcontinental United States, 1991 (U.S. Geological Survey Water-Supply Paper ; 2413)

by: Dana W. Kolpin · M. R. Burkart · E. M. Thurman

Hardcover

ISBN: 978-99938-1-190-9

ISBN-10: 99938-1-190-4

(978-99938-1) · 1994