02786oam 2200661 450 991071654860332120210914113315.0(CKB)5470000002522670(OCoLC)679964450(OCoLC)624431154(OCoLC)984765481(OCoLC)995470000002522670(EXLCZ)99547000000252267020101108d1997 ua 0engurbn|||||||||txtrdacontentcrdamediacrrdacarrierNitrate and pesticides in surficial aquifers and trophic state and phosphorus sources for selected lakes, eastern Otter Tail County, west-central Minnesota, 1993-96 /by James F. Ruhl ; prepared in cooperation with the East Otter Tail Soil and Water Conservation District and the Minnesota Department of Natural ResourcesMounds View, Minnesota :U.S. Geological Survey,1997.1 online resource (vi, 43 pages) illustrations, mapsWater-resources investigations report ;97-4085Includes bibliographical references (pages 24-25).NitratesEnvironmental aspectsMinnesotaOtter Tail CountyPesticidesEnvironmental aspectsMinnesotaOtter Tail CountyGroundwaterQualityMinnesotaOtter Tail CountyWater quality managementMinnesotaOtter Tail CountyGroundwaterQualityfastNitratesEnvironmental aspectsfastPesticidesEnvironmental aspectsfastWater quality managementfastEast Otter Tail County Soil and Water Conservation District (Minn.)MinnesotaEast Otter Tail County Soil and Water Conservation DistrictfastMinnesotaOtter Tail CountyfastNitratesEnvironmental aspectsPesticidesEnvironmental aspectsGroundwaterQualityWater quality managementGroundwaterQuality.NitratesEnvironmental aspects.PesticidesEnvironmental aspects.Water quality management.Ruhl J. F.1383953Geological Survey (U.S.),Minnesota.Department of Natural Resources.OCLCEOCLCEOCLCQOCLCFOCLCQOCLCOOCLCQCOPOCLCAGPOBOOK9910716548603321Nitrate and pesticides in surficial aquifers and trophic state and phosphorus sources for selected lakes, eastern Otter Tail County, west-central Minnesota, 1993-963438837UNINA