Nitrates in groundwater resulting from manure applications to irrigated cropland
By: Wynn R. Walker and Bruce E. Kroeker
Contributors: Kroeker, Bruce E; Robert S. Kerr Environmental Research Laboratory
Publisher: U.S. Environmental Protection Agency, Robert S. Kerr Environmental Research Laboratory; Center for Environmental Research Information [distributor]
Published: 1982
Place of publication: Ada, OK; Cincinnati, OH
Language: eng
Subjects: Nitrates -- Physiological effect; Groundwater -- United States; Irrigation farming -- United States
Notes: Caption title

At head of title: Project summary

"Sept. 1982."

"EPA-600/S2-82-079."