Table 5
Reversibility of NB-B-induced inhibition of flowering by subsequent exposure to FR.
Daily photoperiod NB Days to visible flower bud Leaf no. Diameter of flower bud (mm)
B-SD B – 22.5
±
0.3 a 16.2
±
0.2 a 7.0
±
0.2 c
B-SD/SNB-B B B 28.5
±
0.5 c 16.6
±
0.1 a 2.9
±
0.1 a
B-SD/SNB-B/FR B B/FR 25.6
±
0.3 b 16.1
±
0.2 a 4.0
±
0.2 b
Light intensities of B and FR were 90 mol m−2 s−1 and 62.5 mol m−2 s−1, respectively.
A 15-min period of FR light was delivered immediately after a 15-min NB with B light.
Data are represented as the mean
±
SE (n = 12).
Values followed by the same lower-case letter did not differ significantly (p < 0.05) by Tukey’s honestly significant difference test.