USDA soil taxonomy

https://www.wikidata.org/wiki/Q512060

Field Hierarchy

Parent
Biology 36M papers	Geology 10.4M papers	Environmental science 8.8M papers	Ecology 8.1M papers
Soil science 806k papers	Soil water 783k papers	Soil classification 9,398 papers
Current
USDA soil taxonomy 1,647 papers
Child
Gelisol 0 papers	World Reference Base for Soil Resources 0 papers	Australian Soil Classification 0 papers	Canadian system of soil classification 0 papers
FAO soil classification 0 papers		1938 USDA soil taxonomy 0 papers

Trends

Notes

History