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101 0 $aeng
181   $ctxt$2rdacontent
182   $cc$2rdamedia
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200 12$aA multiple-tracer approach for identifying sewage sources to an urban stream system$b[electronic resource] /$fby Kenneth E. Hyer ; prepared in cooperation with the Virginia Department of Conservation and Recreation, Fairfax County, and the City of Fairfax, Virginia
210  1$aReston, Va. :$cU.S. Dept. of the Interior, U.S. Geological Survey,$d2007.
215   $av, 89 pages $cdigital, PDF file
225 1 $aScientific investigations report ;$v2006-5317
300   $aTitle from PDF t.p. (viewed on July, 24, 2008).
320   $aIncludes bibliographical references (pages 48-49).
606   $aEnterobacteriaceae$zVirginia$zAccotink Creek Watershed
606   $aBacterial pollution of water$zVirginia$zAccotink Creek Watershed
606   $aWater$xPollution$zVirginia$zAccotink Creek Watershed
615  0$aEnterobacteriaceae
615  0$aBacterial pollution of water
615  0$aWater$xPollution
700   $aHyer$b Kenneth E$g(Kenneth Edward)$01388495
712 02$aGeological Survey (U.S.)
712 02$aVirginia.$bDepartment of Conservation and Recreation.
712 02$aFairfax County (Va.)
712 02$aFairfax (Va.)
801  0$bGPO
801  1$bGPO
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906   $aBOOK
912   $a9910696850903321
996   $aA multiple-tracer approach for identifying sewage sources to an urban stream system$93535746
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