Plant Breeding and Biotechnology : eISSN 2287-9366 / pISSN 2287-9358

Table. 1.

Table. 1.

Summary of photosynthetic photon flux density measurement results under various light conditions.

Condition Point of measurement PPFD (mmol/(m2∙s)) PFD-B
(mmol/(m2∙s))
PFD-G
(mmol/(m2∙s))
PFD-R
(mmol/(m2∙s))
LED (High PPFD) 30 cm above the ground 506.0 ± 7.4 184.9 ± 4.8 126.1 ± 1.2 195.1 ± 3.6
LED (Low PPFD) 257.4 ± 10.4 92.9 ± 3.8 63.4 ± 3.1 101.1 ± 4.0
Sodium lamp (day) 288.5 ± 6.9 35.4 ± 2.6 158.2 ± 4.2 94.5 ± 4.0
Sodium lamp (night) 188.4 ± 10.8 10.8 ± 6.7 126.2 ± 5.7 55.5 ± 5.6

Photosynthetic photon flux density was measured in a wavelength range of 400 to 700 nm, and photon flux density of blue, green, and red were measured in a range of 400 to 500 nm, 500 to 600 nm, and 600 to 700 nm.

PPFD: photosynthetic photon flux density, PFD: photon flux density.

Plant Breed. Biotech. 2023;11:49-55 https://doi.org/10.9787/PBB.2023.11.1.49
© 2023 Plant Breed. Biotech.