Geographical Journal · 1936 · 67 citations · 0 references
AgricultureEarth SciencesSoil SciencesSoil ClassificationSoil FertilitySoil ScienceSoil CartographySoil HorizonsSoil InterpretationSoil MappingSoil SurveyingSoil-landform RelationshipsCartographic Soil CompilationSoil Classification MappingSoil Map Unit DelineationSoil Map UnitsSoil Resource Mapping