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100   $a20101106d1985      ua             0
101 0 $aeng
135   $aurbn|||||||||
181   $ctxt$2rdacontent
182   $cc$2rdamedia
183   $acr$2rdacarrier
200 10$aPrecision and bias of selected analytes reported by the National Atmospheric Deposition Program and National Trends Network $e1983 and January 1980 through September 1984 /$fby LeRoy J. Schroder and Amy W. Bricker and Timothy C. Willoughby
210  1$aLakewood, Colorado :$cU.S. Geological Survey,$d1985.
215   $a1 online resource (15 pages) $cillustrations
225 1 $aWater-resources investigations report ;$v85-4275
320   $aIncludes bibliographical references (page 15).
517   $aPrecision and bias of selected analytes reported by the National Atmospheric Deposition Program and National Trends Network 
606   $aAcid deposition$zUnited States
606   $aAcid deposition$2fast
607   $aUnited States$2fast
615  0$aAcid deposition
615  7$aAcid deposition.
700   $aSchroder$b L. J.$01384196
702   $aBricker$b Amy W.
702   $aWilloughby$b Timothy C.
712 02$aGeological Survey (U.S.),
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801  1$bOCLCE
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801  2$bOCLCF
801  2$bOCLCQ
801  2$bOCLCO
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801  2$bCOP
801  2$bGPO
906   $aBOOK
912   $a9910713946103321
996   $aPrecision and bias of selected analytes reported by the National Atmospheric Deposition Program and National Trends Network$93457148
997   $aUNINA