Irrigation statistics

https://www.wikidata.org/wiki/Q6073853

Field Hierarchy

Parent
Biology 36.7M papers	Geography 13.4M papers	Ecology 8.3M papers	History 8.1M papers
Archaeology 7M papers	Agronomy 2.5M papers	Agriculture 1.1M papers	Irrigation 182k papers
Water resources 93k papers		Water conservation 22.5k papers
Current
Irrigation statistics 2,474 papers
Child

Trends

Notes

History