Table 3.
List of model coefficients
| Description | Coefficient | Unit | Value (SE) | Reference |
|---|---|---|---|---|
| Conversion coefficient of chlorophyll per light harvesting N | χC | mmol Chl mmol−1 N | 0.03384 | Buckley et al. (2013) |
| Conversion coefficient of chlorophyll per electron transport N | χCJ | mmol Chl mmol−1 N | 4.64 × 10–4 | Buckley et al. (2013) |
| Conversion coefficient of electron transport capacity per electron transport N | χJ | μmol e− mmol−1 N s−1 | 9.48 | Buckley et al. (2013) |
| Conversion coefficient of carboxylation capacity per Rubisco N | χV | μmol CO2 mmol−1 N s−1 | 4.49 | Buckley et al. (2013) |
| Minimum gsc | g 0 | mol CO2 m−2 s−1 | 0.009 | Chen et al. (2014) |
| Species-specific coefficient of gsc | g 1 | — | 3.51 | Chen et al. (2014) |
| CO2 compensation point in the absence of dark respiration | Γ* | μmol CO2 mol−1 | 43.02 | Singsaas et al. (2004) |
| Michaelis–Menten constant of Rubisco for CO2 | K c | μmol CO2 mol−1 | 404 | Chen et al. (2014) |
| Michaelis–Menten constant of Rubisco for O2 | K o | mmol O2 mol−1 | 278 | Chen et al. (2014) |
| O2 concentration at the site of carboxylation | O | mmol O2 mol−1 | 210 | Chen et al. (2014) |
| Coefficient relating Nph to gmmax | r gm | mol CO2 mmol−1 N s−1 | 1.64 × 10–3 (5.27 × 10–4) | — |
| Minimum gmmax | r gm0 | mol CO2 m−2 s−1 | 0.140 (0.0345) | — |
| Coefficient related to the decrease in Rd by growth respiration | R g | m2 d °Cd−1 mol−1 photon | 4.16 × 10–4 (4.52 × 10–5) | — |
| Coefficient related to the increase in Rd by maintenance respiration | R m | μmol CO2 d °Cd−1 mol−1 photons s−1 | 1.88 × 10–4 (1.61 × 10–5) | — |
| Coefficient relating ILd to maximum Rd | R max | μmol CO2 μmol−1 photons s−1 | 0.308 (0.028) | — |
| Conversion efficiency of photons to J | ϕ | µmol e– µmol−1 photons | 0.340 (2.5 × 10–3) | — |
| Convexity coefficient | θ | — | 0.7 | Chen et al. (2014) |
| Leaf age when gmmax occurs | t gm | °Cd | 121 (8.1) | — |
| Standard deviation of the dependence of gm–t curve | v gm | — | 0.860 (0.063) | — |
Standard errors (SE) are indicated in parentheses.