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100   $a20101110d1995      ua             0
101 0 $aeng
135   $aurbn|||||||||
181   $ctxt$2rdacontent
182   $cc$2rdamedia
183   $acr$2rdacarrier
200 10$aHydrology and the effects of selected agricultural best-management practices in the Bald Eagle Creek Watershed, York County, Pennsylvania, prior to and during nutrient management $eWater-Quality Study for the Chesapeake Bay Program /$fby Michael J. Langland and David K. Fishel ; prepared in cooperation with the Susquehanna River Basin Commission and the Pennsylvania Department of Environmental Resources, Bureau of Soil and Water Conservation
210  1$aLemoyne, Pennsylvania :$cU.S. Geological Survey,$d1995.
215   $a1 online resource (vii, 72 pages) $cillustrations, maps
225 1 $aWater-resources investigations report ;$v93-4069
320   $aIncludes bibliographical references (pages 71-72).
517   $aHydrology and the effects of selected agricultural best-management practices in the Bald Eagle Creek Watershed, York County, Pennsylvania, prior to and during nutrient management 
606   $aWater quality$zPennsylvania$zBald Eagle Creek Watershed (Blair County-Clinton County)
606   $aFertilizers$xEnvironmental aspects$zPennsylvania$zBald Eagle Creek Watershed (Blair County-Clinton County)
606   $aHydrology$zPennsylvania$zBald Eagle Creek Watershed (Blair County-Clinton County)
606   $aFertilizers$xEnvironmental aspects$2fast
606   $aHydrology$2fast
606   $aWater quality$2fast
607   $aPennsylvania$zYork County$2fast
615  0$aWater quality
615  0$aFertilizers$xEnvironmental aspects
615  0$aHydrology
615  7$aFertilizers$xEnvironmental aspects.
615  7$aHydrology.
615  7$aWater quality.
700   $aLangland$b Michael J.$01382166
702   $aFishel$b David K.
712 02$aGeological Survey (U.S.),
712 02$aSusquehanna River Basin Commission.
712 02$aPennsylvania.$bBureau of Soil and Water Conservation.
801  0$bOCLCE
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906   $aBOOK
912   $a9910716054703321
996   $aHydrology and the effects of selected agricultural best-management practices in the Bald Eagle Creek Watershed, York County, Pennsylvania, prior to and during nutrient management$93463040
997   $aUNINA