MeSH Browser

MeSH Heading: Photoperiod
Tree Number(s): G01.910.675
Unique ID: D017440
RDF Unique Identifier: http://id.nlm.nih.gov/mesh/D017440
Scope Note: The time period of daily exposure that an organism receives from daylight or artificial light. It is believed that photoperiodic responses may affect the control of energy balance and thermoregulation.
Entry Term(s): Dark-Light Cycle; Daylight Cycle; Light Cycle; Light-Dark Cycle
Previous Indexing: Light (1966-1992); Periodicity (1966-1992)
See Also: Circadian Rhythm
Public MeSH Note: 93
History Note: 93
Date Established: 1993/01/01
Date of Entry: 1992/05/22
Revision Date: 2010/06/25

Photoperiod MeSH Descriptor Data 2025