Soil Biology and Biochemistry · 1978 · 11 citations · 11 references
AgricultureForestrySoil SciencesSoil BiogeochemistrySoil Organic MatterSoil ScienceNitrogen CycleNitrogen CyclingNitrogen ManagementSoil Fertility DynamicsSoil Nitrogen ChemistrySoil Organic Matter ChemistryNitrogen Fixation In Forest SoilsSoil Nitrogen DynamicsSoil Nitrogen FractionsSoil Nitrogen SpeciationSoil Organic Nitrogen Fractions
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D. D. Evans, Joe L. White, L. E. Ensminger et al. · 1965 · 453 citations
Determination of fixed ammonium in soil
J. M. Bremner · The Journal of Agricultural Science · 1959 · 74 citations