Table 3. Effect of light quality on physiological indexes of tissue culture seedlings.
Light source | WL | 4R:1B | BL | 1R:4B | RL |
---|---|---|---|---|---|
Chlorophyll a (mg/g FW) | 1.32 ± 0.06Aa | 0.95 ± 0.13Bb | 0.79 ± 0.11Bbc | 0.61 ± 0.14Bc | 0.81 ± 0.19Bbc |
Chlorophyll b (mg/g FW) | 0.48 ± 0.05A | 0.34 ± 0.01B | 0.22 ± 0.13D | 0.27 ± 0.01C | 0.32 ± 0.03B |
Carotenoids (mg/g FW) | 0.23 ± 0.11Aa | 0.21 ± 0.12ABa | 0.16 ± 0.14Bb | 0.13 ± 0.08Bb | 0.15 ± 0.01Bb |
Total chlorophyll (mg/g FW) | 1.78 ± 0.55Aa | 1.29 ± 0.10Ab | 1.05 ± 0.87Bb | 0.85 ± 0.10Bc | 1.121 ± 0.16Bb |
Chlorophyll a/b | 2.85 ± 0.78ab | 2.81 ± 0.61b | 3.04 ± 0.47a | 2.56 ± 0.87c | 2.59 ± 0.50c |
Soluble protein (gprot/L FW) | 4.96 ± 0.44B | 6.64 ± 0.40A | 5.89 ± 0.82B | 5.60 ± 0.37B | 5.96 ± 0.49B |
RuBisCO (U/g FW) | 74.00 ± 2.18A | 44.97 ± 2.52C | 80.45 ± 1.19A | 26.17 ± 2.68D | 60.24 ± 3.56B |
Notes.
Values are means ± SE. Different uppercase letters indicate highly significant difference (P < 0.01) and lowercase letters indicate significant difference (P < 0.05) based on one-way ANOVA and the LSD test.