Table 1
The energy proportion of different light quality in per treatment.
Treatment PAR (mol m−2
s
−1
) FL/% Blue LED/% Red LED/%
FLR 137.1 50.1 / 49.9
FLB 133.2 52.7 47.3 /
R 131.6 / / 100
B 130.7 / 100 /
RB 132 / 51.8 48.2
FL 135.5 100 / /
Abbreviations: FLR – fluorescent light plus red LED, FLB – fluorescent light plus blue
LED, R – red LED, B – blue LED, RB – red LED plus blue LED (hereinafter the same).