TY - BOOK T1 - Ionic composition and nitrate in drainage water from fields fertilized with different nitrogen sources, Middle Swamp watershed, North Carolina, August 2000-August 2001 / DA - 2004. CY - Reston, Va. : CY - Denver, CO : AU - Harden, Stephen L. AU - Spruill, T. B. VL - 2004-5123 CN - TD427.N5 CN - TD427.N5 PB - U.S. Dept. of the Interior, U.S. Geological Survey ; PB - U.S. Geological Survey, Information Services [distributor], PP - Reston, Va. : PP - Denver, CO : PY - 2004. N1 - Shipping list no.: 2004-0266-P. ID - 285069 KW - Nitrates KW - Drainage KW - Water TI - Ionic composition and nitrate in drainage water from fields fertilized with different nitrogen sources, Middle Swamp watershed, North Carolina, August 2000-August 2001 / LK - http://purl.access.gpo.gov/GPO/LPS56245 LK - http://catalog.hathitrust.org/api/volumes/oclc/56429145.html UR - http://purl.access.gpo.gov/GPO/LPS56245 UR - http://catalog.hathitrust.org/api/volumes/oclc/56429145.html ER -