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Changes in Amax as a function of leaf age
| Age class | Age (months) | Amax (%) |
| 1 | 0–1 | 37 |
| 2 | 2–8 | 100 |
| 3 | 9–12 | 77 |
The highest rates are observed in leaves of intermediate age and calculated following Table 1.
Relative values of Amax in younger and older leaves are given as a percentage.
Data are from Schmidt (2000).
