Journal of Environmental Management · 2007 · 123 citations · 22 references
Natural ResourcesHydrologyWater Resources ManagementIrrigation ManagementWater Quality ManagementWater Resources EngineeringIrrigationIrrigation Water QualityWater ContentWater ManagementWater QualityWater Status MonitoringCluster AnalysisHierarchical Cluster AnalysisIrrigation Water AssessmentIrrigation Water MonitoringIrrigation Water SamplingQuality AssessmentWater Quality AnalysisWater Quality Hydrology
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Occurrence of Nitrate in Groundwater—A Review
Roy F. Spalding, Mary E. Exner · Journal of Environmental Quality · 1993 · 1.1K citations