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100   $a20121028d1998      ua             0
101 0 $aeng
135   $aurbn|||||||||
181   $ctxt$2rdacontent
182   $cc$2rdamedia
183   $acr$2rdacarrier
200 10$aYields and trends of nutrients and total suspended solids in nontidal areas of the Chesapeake Bay basin, 1985-96 /$fMichael J. Langland
210  1$a[Reston, Virginia] :$cU.S. Department of the Interior, U.S. Geological Survey,$d1998.
215   $a1 online resource (8 pages) $ccolor maps
225 1 $aWater-resources investigations report ;$v98-4192
300   $a"Michael J. Langland"--Page [7].
300   $a"September 1998"--Page [1].
320   $aIncludes bibliographical references (page 8).
606   $aNutrient pollution of water$zChesapeake Bay Watershed
606   $aWater quality$zChesapeake Bay Watershed
606   $aSuspended sediments$zChesapeake Bay Watershed
606   $aNutrient pollution of water$2fast
606   $aSuspended sediments$xEnvironmental aspects$2fast
606   $aWater quality$2fast
607   $aAtlantic Ocean$zChesapeake Bay$2fast
615  0$aNutrient pollution of water
615  0$aWater quality
615  0$aSuspended sediments
615  7$aNutrient pollution of water.
615  7$aSuspended sediments$xEnvironmental aspects.
615  7$aWater quality.
700   $aLangland$b Michael J.$01382166
712 02$aGeological Survey (U.S.),
801  0$bOCLCE
801  1$bOCLCE
801  2$bOCLCO
801  2$bOCLCQ
801  2$bOCLCF
801  2$bOCLCQ
801  2$bOCLCO
801  2$bOCLCQ
801  2$bCOP
801  2$bXFF
801  2$bGPO
906   $aBOOK
912   $a9910716794803321
996   $aYields and trends of nutrients and total suspended solids in nontidal areas of the Chesapeake Bay basin, 1985-96$93547017
997   $aUNINA