02373oam 2200613 450 991071517260332120201211102234.0(CKB)5470000002508286(OCoLC)1153329941(OCoLC)622208869(OCoLC)667943674(OCoLC)682101709(OCoLC)974647339(OCoLC)995470000002508286(EXLCZ)99547000000250828620200505d1987 ua 0engurbn|||||||||txtrdacontentcrdamediacrrdacarrierNonpoint-source agricultural chemicals in ground water in Nebraska preliminary results for six areas of the High Plains aquifer /by Hsiu-hsiung Chen and A. Douglas DrulinerLincoln, Nebraska :U.S. Geological Survey,1987.1 online resource (vi, 68 pages) illustrations, mapsWater-resources investigations report ;86-4338Includes bibliographical references (pages 64-68).Nonpoint-source agricultural chemicals in ground water in Nebraska GroundwaterPollutionNebraskaAgricultural pollutionNebraskaAgricultural chemicalsEnvironmental aspectsNebraskaNonpoint source pollutionNebraskaNonpoint source pollutionfastAgricultural chemicalsEnvironmental aspectsfastAgricultural pollutionfastGroundwaterPollutionfastHigh Plains AquiferUnited StatesHigh Plains AquiferfastNebraskafastGroundwaterPollutionAgricultural pollutionAgricultural chemicalsEnvironmental aspectsNonpoint source pollutionNonpoint source pollution.Agricultural chemicalsEnvironmental aspects.Agricultural pollution.GroundwaterPollution.Chen Hsiu-Hsiung1937-1388448Druliner A. D.Geological Survey (U.S.),OCLCEOCLCEOCLCFCOPGPOBOOK9910715172603321Nonpoint-source agricultural chemicals in ground water in Nebraska3439041UNINA