Photoperiod

Dark-Light Cycle
Daylight Cycle
Light Cycle
Light-Dark Cycle
Cycle, Dark-Light
Cycle, Daylight
Cycle, Light
Cycle, Light-Dark
Cycles, Dark-Light
Cycles, Daylight
Cycles, Light
Cycles, Light-Dark
Dark Light Cycle
Dark-Light Cycles
Daylight Cycles
Light Cycles
Light Dark Cycle
Light-Dark Cycles
Photoperiods

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.
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