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100   $a20130211d2013      ua             0
101 0 $aeng
135   $aurmn|||||||||
181   $ctxt$2rdacontent
182   $cc$2rdamedia
183   $acr$2rdacarrier
200 10$aEstimation of anthropogenic nitrogen and phosphorus inputs to the land surface of the conterminous United States--1992,1997, and 2002 /$fby Lori A. Sprague and Jo Ann M. Gronberg
210  1$aReston, Virginia :$cU.S. Department of the Interior, U.S. Geological Survey,$d2013.
215   $a1 online resource (iv, 14 pages) $ccolor illustrations
225 1 $aScientific investigations report ;$v2013-5241
300   $aTitle from title screen (viewed Feb. 11, 2013).
300   $a"National Water-Quality Assessment Program."
320   $aIncludes bibliographical references (pages 12-14).
517 1 $aEstimated anthropogenic nitrogen and phosphorus inputs to the land surface of the conterminous United States--1992, 1997, and 2002
606   $aNature$xEffect of human beings on$zUnited States
606   $aSoils$xNitrogen content$zUnited States
606   $aWater$xNitrogen content$zUnited States
606   $aSoils$xPhosphorus content$zUnited States
606   $aWater$xPhosphorus content$zUnited States
615  0$aNature$xEffect of human beings on
615  0$aSoils$xNitrogen content
615  0$aWater$xNitrogen content
615  0$aSoils$xPhosphorus content
615  0$aWater$xPhosphorus content
700   $aSprague$b Lori A.$01390024
702   $aGronberg$b JoAnn M.
712 02$aGeological Survey (U.S.),
801  0$bGPO
801  1$bGPO
801  2$bGPO
801  2$bOCLCQ
801  2$bGPO
906   $aBOOK
912   $a9910702448803321
996   $aEstimation of anthropogenic nitrogen and phosphorus inputs to the land surface of the conterminous United States--1992,1997, and 2002$93492051
997   $aUNINA