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Hydrogeology, Herbicides and Nutrients in Ground Water and Springs, and Relation of Water Quality to Land Use and Agricultural Practices Near Carlisle, Pennsylvania

Daniel J. HippeEmitt C. WittRhonda M. Giovannitti

出版	U.S. Department of the Interior, U.S. Geological Survey, 1994
URL	http://books.google.com.hk/books?id=Bm_uAAAAMAAJ&hl=&source=gbs_api
EBook	FULL_PUBLIC_DOMAIN