Fig. 1From: Effects of LED photoperiods and light qualities on in vitro growth and chlorophyll fluorescence of Cunninghamia lanceolataGrowth of C. lanceolata in vitro culture plantlets under different photoperiods and light qualities. 8, 16 and 24 refer to photoperiod 8, 16, 24 h, respectively; R/B, R/B/P, R/B/P/G, and W refer to light quality R/B (88.9% red+ 11.1% blue), R/B/P (80.0% red+ 10.0% blue+ 10.0% purple), R/B/P/G (72.7% red+ 9.1% blue+ 9.1% purple+ 9.1% green), W (12.7% red+ 3.9% blue+ 83.4% green)Back to article page