Soil Science · 1958 · 60 citations · 0 references
AgricultureAgronomySoil SciencesSoil ChemistrySoil Organic MatterSoil ScienceSoil Chemical PropertiesSoil CompositionSoil Nitrogen ChemistrySoil Organic Matter ChemistrySoil Organic Matter FractionsSoil PhAgricultural Experiment StationsOrganic Matter CharacterizationOrganic Matter Contributions To Soil StructureOrganic Matter DeterminationSoil Nitrogen AssessmentSoil Organic Matter CharacterizationSoil Organic Matter ContentSoil Organic Nitrogen Fractions
University of Illinois1 1 Contribution from the Department of Agronomy, Illinois Agricultural Experiment Station, Urbana, as a collaborator under North Central Regional Cooperative Research Project on Organic Matter and Soil Structure. Submitted by he senior author in partial fulfillment of the requirements for the Ph.D. degree at the University of Illinois.