Photosynthetic active radiation (period)
The photosynthetically active radiation (radiation that is in the 400-700 nm waveband and can be used as a source of energy for photosynthesis), averaged over each day between a start date and end date.
Also known as: PAR; Photosynthetically active radiation; Photosynthetic Photon Flux Density (PPFD)
- Term type: Measurement
- Units: µmol / m2 / s
Subclass of
References
HESTIA Glossary