Table 4.
Source of Variance | Lutein | β-Carotene | Total Carotenoids | |||
---|---|---|---|---|---|---|
(mg kg−1 DW) | (mg kg−1 DW) | (mg kg−1 DW) | ||||
Species | *** | *** | *** | |||
DBH | n.s. | *** | *** | |||
Species*DBH | *** | *** | *** | |||
Lettuce | 303.05 ± 3.51 | b | 442.48 ± 5.31 | a | 745.53 ± 7.28 | b |
Mustard | 395.71 ± 20.31 | a | 263.24 ± 16.94 | b | 658.96 ± 34.23 | c |
Rocket | 405.62 ± 21.98 | a | 458.42 ± 38 | a | 864.04 ± 57.8 | a |
0 | 381.7 ± 24.42 | 447.93 ± 41.59 | a | 829.63 ± 54.6 | a | |
6 | 354.42 ± 20.89 | 363.7 ± 41.95 | b | 718.12 ± 53.95 | b | |
12 | 368.26 ± 25.09 | 352.51 ± 22.94 | b | 720.77 ± 17.68 | b | |
Lettuce, 0 | 303.11 ± 4.34 | d | 459.55 ± 6.08 | b | 762.66 ± 4.24 | c |
Lettuce, 6 | 297.85 ± 5.69 | d | 426.91 ± 2.65 | b | 724.76 ± 8.09 | cd |
Lettuce, 12 | 308.19 ± 8.37 | d | 440.97 ± 5.17 | b | 749.16 ± 13.54 | c |
Mustard, 0 | 390.56 ± 12.81 | bc | 299.86 ± 13.31 | c | 690.42 ± 5.48 | cd |
Mustard, 6 | 330.65 ± 4.28 | cd | 197.74 ± 3.97 | d | 528.39 ± 3.38 | e |
Mustard, 12 | 465.93 ± 13.21 | a | 292.13 ± 4 | c | 758.06 ± 9.39 | c |
Rocket, 0 | 451.44 ± 37.62 | ab | 584.38 ± 14.09 | a | 1035.82 ± 50.3 | a |
Rocket, 6 | 434.75 ± 8.69 | ab | 466.45 ± 6.79 | b | 901.2 ± 8.06 | b |
Rocket, 12 | 330.67 ± 5.13 | cd | 324.42 ± 11.95 | c | 655.1 ± 15.06 | d |
n.s., *** Nonsignificant or significant at p ≤ 0.001, respectively. Different letters within each column indicate significant differences according to Tukey–Kramer HSD test (p = 0.05).