LEADER 02458oam 2200625 450 001 9910712083003321 005 20190327100120.0 035 $a(CKB)5470000002489269 035 $a(OCoLC)1041735428 035 $a(OCoLC)995470000002489269 035 $a(EXLCZ)995470000002489269 100 $a20180622d1992 ua 0 101 0 $aeng 135 $aurbn||||||||| 181 $ctxt$2rdacontent 182 $cc$2rdamedia 183 $acr$2rdacarrier 200 10$aAre fertilizers and pesticides in the ground water? $ea case study of the Delmarva Peninsula, Delaware, Maryland, and Virginia /$fby Pixie A. Hamilton and Robert J. Shedlock 210 1$a[Reston, Virginia] :$cU.S. Department of the Interior, U.S. Geological Survey,$d1992. 210 3$a[Washington, D.C.] :$cUnited States Government Printing Office,$d1992. 215 $a1 online resource (15 pages) $ccolor illustrations, color maps 225 1 $aU.S. Geological Survey circular ;$v1080 225 1 $aPublic issues in earth science 300 $aTitle from title screen (viewed June 22, 2018). 320 $aIncludes bibliographical references (page 16). 517 $aAre fertilizers and pesticides in the ground water? 606 $aFertilizers$xEnvironmental aspects$zDelmarva Peninsula 606 $aGroundwater$xPollution$zDelmarva Peninsula 606 $aPesticides$xEnvironmental aspects$zDelmarva Peninsula 606 $aWater quality management$zDelmarva Peninsula 606 $aFertilizers$xEnvironmental aspects$2fast 606 $aGroundwater$xPollution$2fast 606 $aPesticides$xEnvironmental aspects$2fast 606 $aWater quality management$2fast 607 $aUnited States$zDelmarva Peninsula$2fast 615 0$aFertilizers$xEnvironmental aspects 615 0$aGroundwater$xPollution 615 0$aPesticides$xEnvironmental aspects 615 0$aWater quality management 615 7$aFertilizers$xEnvironmental aspects. 615 7$aGroundwater$xPollution. 615 7$aPesticides$xEnvironmental aspects. 615 7$aWater quality management. 700 $aHamilton$b Pixie A.$01387204 702 $aShedlock$b Robert J. 712 02$aGeological Survey (U.S.), 801 0$bCOP 801 1$bCOP 801 2$bOCLCO 801 2$bOCLCF 801 2$bGPO 906 $aBOOK 912 $a9910712083003321 996 $aAre fertilizers and pesticides in the ground water$93436780 997 $aUNINA