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100   $a20080902d2005      ua             0
101 0 $aeng
181   $ctxt$2rdacontent
182   $cc$2rdamedia
183   $acr$2rdacarrier
200 10$aQuality of nutrient data from streams and ground water sampled during water years 1992-2001$b[electronic resource] /$fby David K. Mueller and Cindy J. Titus
210  1$aReston, Va. :$cU.S. Dept. of the Interior, U.S. Geological Survey,$d2005.
215   $av, 27 pages $cdigital, PDF file
225 1 $aScientific investigations report ;$v2005-5106
300   $aTitle from PDF t.p. (viewed on Sept. 2, 2008).
300   $a"National Water-Quality Assessment Program".
606   $aWater quality$zUnited States$xMeasurement
606   $aNutrient pollution of water$zUnited States
615  0$aWater quality$xMeasurement.
615  0$aNutrient pollution of water
700   $aMueller$b David K$01394533
701   $aTitus$b Cindy J$01400863
712 02$aNational Water-Quality Assessment Program (U.S.)
712 02$aGeological Survey (U.S.)
801  0$bGPO
801  1$bGPO
801  2$bGPO
906   $aBOOK
912   $a9910697439603321
996   $aQuality of nutrient data from streams and ground water sampled during water years 1992-2001$93468518
997   $aUNINA