Day length

https://www.wikidata.org/wiki/Q52643

Field Hierarchy

Parent
Medicine 50M papers	Biology 36.4M papers	Internal medicine 20.9M papers	Botany 4.3M papers
Horticulture 1.8M papers		photoperiodism 27.2k papers
Current
Day length 1,912 papers
Child
Suncus varilla 0 papers

Trends

Notes

History