Agronomy Journal · 1951 · 86 citations · 0 references
AgricultureEarth SciencesSoil SciencesSoil MechanicsSoil PhysicsSoil ScienceDiagnostic Soil PropertiesSoil EvaluationSoil InterpretationSoil Resource AssessmentSoil Survey InterpretationSoil TestingLaboratory Soil CharacterizationLaboratory Soil TestingSoil CharacterizationSoil Condition AssessmentSoil Test Interpretation