Soil classification

https://www.wikidata.org/wiki/Q386963

Field Hierarchy

Parent
Biology 34.8M papers	Geology 9.1M papers	Ecology 7.8M papers	Environmental science 7.7M papers
Soil science 768k papers		Soil water 750k papers
Current
Soil classification 8,996 papers
Child
Soil series 2,540 papers	Soil morphology 2,453 papers	Digital soil mapping 2,163 papers	USDA soil taxonomy 1,624 papers
Regosol 541 papers		Unified Soil Classification System 484 papers

Trends

Notes

History