Expansive clay

https://www.wikidata.org/wiki/Q1626102

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
Current
Expansive clay 7,522 papers
Child
Swelling soils 0 papers

Trends

Notes

History