Table 2.
Carotenoid contents of poplar plants treated for 14 d. Carotenoid content of Ctrl/Ctrl is given in absolute amount (mmol carotenoid mol−1 Chl), and other treatment as percentage of the control values
| β-Carotene | Lutein | Neoxanthin | VAZ | Sum | |
|---|---|---|---|---|---|
| Ctrl/Ctrl | 17·20 ± 2·81 | 125·41 ± 7·71 | 20·36 ± 1·49 | 24·61 ± 2·50 | 187·80 ± 11·35 |
| Cad/Cad (%) | 151·6 ± 20·1 | 109·8 ± 4·9 | 107·3 ± 1·9 | 148·5 ± 17·4 | 117·3 ± 9·1 |
| Cad/Ctrl (%) | 146·0 ± 20·4 | 106·0 ± 7·6 | 106·0 ± 6·9 | 138·2 ± 13·6 | 113·8 ± 2·5 |
| Cad/Ctrl-50 (%) | 129·5 ± 25·2 | 106·1 ± 10·8 | 111·5 ± 8·0 | 126·5 ± 7·6 | 111·4 ± 10·3 |
For treatments, see Table 1.
VAZ, violaxanthin + antheraxanthin + zeaxanthin.