Soil Biology and Biochemistry · 2004 · 177 citations · 46 references
AgricultureEarth SciencesSoil SciencesSoil BiogeochemistrySoil PhysicsSoil ScienceNitrogen CycleNitrogen Fixation In SoilsSoil DegradationSoil DynamicsSoil Nitrogen ChemistrySoil Nutrient Cycling15N Isotope TracingNitrogen Isotope TracingSoil Nitrogen DynamicsSoil Nitrogen SpeciationTransformations
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