Marine Chemistry · 1994 · 565 citations · 12 references
Natural SciencesChemistryAir PollutionAnalytical ChemistryElemental AnalysisAerosol ChemistryAir PollutantsAir Pollution ChemistryAir QualityParticulate MatterParticulate Organic MatterAirborne Particulate AnalysisAtmospheric Particulate Matter ChemistryFine Particulate Organic MatterParticulate Matter CharacterizationParticulate Organic Matter CarbonParticulate Organic NitrogenParticulate Sampling
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SIMPLIFIED COLORIMETRIC DETERMINATION OF SOIL ORGANIC MATTER
J.R. Sims, V. A. Haby · Soil Science · 1971 · 550 citations