NitrogenWaste WaterBiological Oxygen Demand AnalysisNitrogen CompoundsNitrogen IsotopesSewageSoilEutrophicationCarbonPhosphorusWater Pollutants, ChemicalUreaLakesManureRiversAmmoniaNitratesNitrogen FixationQuaternary Ammonium CompoundsAmino AcidsDietary ProteinsWaste Disposal, FluidBiomassIndustrial WasteEnvironmental MonitoringMilk, HumanEcosystemMilk ProteinsBlood Urea NitrogenNitrogen CycleNitrogen DioxideHydrogen-Ion ConcentrationWater PurificationWater MicrobiologyReactive Nitrogen SpeciesNitrogen OxidesIleostomyPII Nitrogen Regulatory ProteinsDialysis SolutionsFertilizersPaperFresh WaterPeritoneal Dialysis, Continuous AmbulatoryPerfusionBiodegradation, EnvironmentalWater PollutionChlorineWater Pollution, ChemicalWater PollutantsPeritoneumPeritonitisSanitary EngineeringBacteriaBioreactorsPeritoneal DialysisGlutamate-Ammonia LigaseFiltrationNitrogen Mustard CompoundsHazardous WasteDigestionSoil MicrobiologyNitrogenaseSymbiosisCulture MediaNitritesHemodialysis SolutionsWater SupplyMolecular Sequence DataCyprinidaeEnterovirusTime FactorsWaste ProductsOxidation-ReductionFlocculationFermentationPlant RootsGlutamineBacterial ProteinsFecesCarisoprodolKluyveraNitrosomonasEnterobacteriaceaeFuel OilsAcetyleneWaterPlant LeavesAnimal FeedSeawaterMicropore FiltersAgricultureAscitic FluidAnaerobiosisGlucoseNitrobacterAquacultureVitellogeninsIndigo CarmineAmmonium CompoundsGlutamate Synthase