"Photoperiod" is a descriptor in the National Library of Medicine's controlled vocabulary thesaurus,
MeSH (Medical Subject Headings). Descriptors are arranged in a hierarchical structure,
which enables searching at various levels of specificity.
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.
This graph shows the total number of publications written about "Photoperiod" by people in this website by year, and whether "Photoperiod" was a major or minor topic of these publications.
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