Age after germination | Toxic units | Comparative sensitivities between young and mature fronds in various parameters | ||||||
FA | FW | RL | Chl a | Chl b | Fv/Fm | rETRmax | ||
young | EC50 (μg∙L−1) | >1.56 | >1.56 | 0.66 ± 0.03 | >1.56 | >1.56 | >1.56 | 0.76 ± 0.09 |
CV (%) | NA | NA | 4.55 | NA | NA | NA | 11.84 | |
mature | EC50 (μg∙L−1) | >50 | >50 | 5.53 ± 1.5 | 42.86 ± 1.53 | 38.41 ± 1.78 | 12.67 ± 4.32 | 2.28 ± 0.39 |
CV (%) | NA | NA | 27.12 | 3.57 | 4.63 | 34.1 | 17.11 |