LEADER 02543oam  2200601   450 
001 9910713785903321
005 20200723090538.0
035   $a(CKB)5470000002503821
035   $a(OCoLC)680901487$z(OCoLC)974648691
035   $a(OCoLC)995470000002503821
035   $a(EXLCZ)995470000002503821
100   $a20101111d1996      ua             0
101 0 $aeng
135   $aurbn|||||||||
181   $ctxt$2rdacontent
182   $cc$2rdamedia
183   $acr$2rdacarrier
200 10$aEvaluation of agricultural best-management practices in the Conestoga River headwaters, Pennsylvania $ehydrology of a small carbonate site near Ephrata, Pennsylvania, prior to implementation of nutrient management /$fby Edward H. Koerkle [and four others]
210  1$aLemoyne, Pennsylvania :$cU.S. Geological Survey,$d1996.
215   $a1 online resource (viii, 88 pages) $cillustrations, maps
225 1 $aWater-resources investigations report ;$v93-4173
225 1 $aWater-quality study of the Conestoga River Headwaters, Pennsyvlania
300   $a"Prepared in cooperation with the Pennsylvania Department of Environmental Protection."
320   $aIncludes bibliographical references (pages 86-88).
517   $aEvaluation of agricultural best-management practices in the Conestoga River headwaters, Pennsylvania 
606   $aWater quality$zPennsylvania$zConestoga River Watershed
606   $aNutrient pollution of water$zPennsylvania$zConestoga River Watershed
606   $aAgriculture$xEnvironmental aspects$zPennsylvania$zConestoga River Watershed
606   $aAgriculture$xEnvironmental aspects$2fast
606   $aNutrient pollution of water$2fast
606   $aWater quality$2fast
607   $aPennsylvania$zConestoga River Watershed$2fast
615  0$aWater quality
615  0$aNutrient pollution of water
615  0$aAgriculture$xEnvironmental aspects
615  7$aAgriculture$xEnvironmental aspects.
615  7$aNutrient pollution of water.
615  7$aWater quality.
700   $aKoerkle$b Edward H.$01407213
712 02$aGeological Survey (U.S.),
712 02$aPennsylvania.$bDepartment of Environmental Protection.
801  0$bOCLCE
801  1$bOCLCE
801  2$bOCLCQ
801  2$bOCLCF
801  2$bOCLCO
801  2$bOCLCQ
801  2$bCOP
801  2$bGPO
906   $aBOOK
912   $a9910713785903321
996   $aEvaluation of agricultural best-management practices in the Conestoga River headwaters, Pennsylvania$93549692
997   $aUNINA