ZnCl2 conc., mM | Total chlorophylls, µg g−1 fr wt. | Carotenoids, µg g−1 fr wt. | ALA, nmoles g−1 fr wt |
0.0 | 115 ± 5 (100) | 16.0 ± 1.3 (100) | 333 ± 8 (100) |
0.001 | 94 ± 7 (82) | 15.9 ± 1.0 (99) | 346 ± 9 (104) |
0.01 | 108 ± 9 (94) | 15.5 ± 1.1 (97) | 355 ± 13 (107) |
0.1 | 101 ± 9 (88) | 15.4 ± 1.1 (96) | 375 ± 14 (113) |
1 | 121 ± 7 (105) | 15.6 ± 1.4 (98) | 410 ± 15 (123) |
2 | 109 ± 12 (95) | 16.0 ± 1.9 (100) | 449 ± 5** (135) |
5 | 106 ± 9 (92) | 15.9 ± 0.6 (99) | 475 ± 9** (143) |
R2 value | 0.007 | 0.152 | 0.818 |