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100   $a20100120d2008      ua             0
101 0 $aeng
135   $aurcn|||||||||
181   $ctxt$2rdacontent
182   $cc$2rdamedia
183   $acr$2rdacarrier
200 10$aNutrient concentrations, loads, and yields in the Eucha-Spavinaw basin, Arkansas and Oklahoma, 2002-2006$b[electronic resource] /$fby Robert L. Tortorelli ; prepared in cooperation with the City of Tulsa, Oklahoma
210  1$aReston, Va. :$cU.S. Geological Survey,$d2008.
215   $a1 online resource $cdigital, PDF file
225 1 $aScientific investigations report ;$v2008-5174
300   $aTitle from title screen (viewed Jan. 19, 2010)
320   $aIncludes bibliographical references (pages 38-40).
606   $aNutrient pollution of water$zArkansas
606   $aNutrient pollution of water$zOklahoma
615  0$aNutrient pollution of water
615  0$aNutrient pollution of water
700   $aTortorelli$b Robert L$01388659
712 02$aTulsa (Okla.)
712 02$aGeological Survey (U.S.)
801  0$bGPO
801  1$bGPO
906   $aBOOK
912   $a9910699043103321
996   $aNutrient concentrations, loads, and yields in the Eucha-Spavinaw basin, Arkansas and Oklahoma, 2002-2006$93545345
997   $aUNINA