LEADER 02373oam  2200613   450 
001 9910715172603321
005 20201211102234.0
035   $a(CKB)5470000002508286
035   $a(OCoLC)1153329941$z(OCoLC)622208869$z(OCoLC)667943674$z(OCoLC)682101709$z(OCoLC)974647339
035   $a(OCoLC)995470000002508286
035   $a(EXLCZ)995470000002508286
100   $a20200505d1987      ua             0
101 0 $aeng
135   $aurbn|||||||||
181   $ctxt$2rdacontent
182   $cc$2rdamedia
183   $acr$2rdacarrier
200 10$aNonpoint-source agricultural chemicals in ground water in Nebraska $epreliminary results for six areas of the High Plains aquifer /$fby Hsiu-hsiung Chen and A. Douglas Druliner
210  1$aLincoln, Nebraska :$cU.S. Geological Survey,$d1987.
215   $a1 online resource (vi, 68 pages) $cillustrations, maps
225 1 $aWater-resources investigations report ;$v86-4338
320   $aIncludes bibliographical references (pages 64-68).
517   $aNonpoint-source agricultural chemicals in ground water in Nebraska 
606   $aGroundwater$xPollution$zNebraska
606   $aAgricultural pollution$zNebraska
606   $aAgricultural chemicals$xEnvironmental aspects$zNebraska
606   $aNonpoint source pollution$zNebraska
606   $aNonpoint source pollution$2fast
606   $aAgricultural chemicals$xEnvironmental aspects$2fast
606   $aAgricultural pollution$2fast
606   $aGroundwater$xPollution$2fast
607   $aHigh Plains Aquifer
607   $aUnited States$zHigh Plains Aquifer$2fast
607   $aNebraska$2fast
615  0$aGroundwater$xPollution
615  0$aAgricultural pollution
615  0$aAgricultural chemicals$xEnvironmental aspects
615  0$aNonpoint source pollution
615  7$aNonpoint source pollution.
615  7$aAgricultural chemicals$xEnvironmental aspects.
615  7$aAgricultural pollution.
615  7$aGroundwater$xPollution.
700   $aChen$b Hsiu-Hsiung$f1937-$01388448
702   $aDruliner$b A. D.
712 02$aGeological Survey (U.S.),
801  0$bOCLCE
801  1$bOCLCE
801  2$bOCLCF
801  2$bCOP
801  2$bGPO
906   $aBOOK
912   $a9910715172603321
996   $aNonpoint-source agricultural chemicals in ground water in Nebraska$93439041
997   $aUNINA