Table 1.
Pressure–volume, gas exchange, and leaf hydraulic vulnerability parameters of rice
| Trait | CY1000 | YLY6 | Mean |
|---|---|---|---|
| SWC (g g−1) | 2.31 ± 0.05 | 2.22 ± 0.06 | 2.27 |
| π0 (MPa) | –0.67 ± 0.14 | –0.83 ± 0.11 | –0.75 |
| πtlp (MPa) | –1.13 ± 0.12 | –1.19 ± 0.06 | –1.16 |
| ɛ (MPa) | 8.41 ± 2.10 | 6.96 ± 0.79 | 7.69 |
| K max-RKM (mmol m−2 s−1 MPa−1) | 8.02 | 9.25 | 8.47 |
| K max-EFM (mmol m−2 s−1 MPa−1) | 12.2 | 11.73 | 11.9 |
| K max-licor (mmol m−2 s−1 MPa−1) | 15.4 | 15.47 | 15.5 |
| A max (µmol CO2 m−2 s−1) | 18.6 | 20.23 | 19.3 |
| g smax (mol H2O m−2 s−1) | 0.29 | 0.33 | 0.31 |
| g mmax (mol CO2 m−2 s−1) | 0.13 | 0.15 | 0.14 |
| P50-RKM (MPa) | –0.82 | –0.85 | –0.84 |
| P50-EFM (MPa) | –0.91 | –0.82 | –0.87 |
| P50-licor (MPa) | –0.64 | –0.64 | –0.64 |
| P50-A (MPa) | –0.93 | –1.01 | –0.99 |
| P50-gs (MPa) | –0.91 | –0.94 | –0.93 |
| P50-gm (MPa) | –0.99 | –1.05 | –1.03 |
| P50-Jf (MPa) | –1.99 | –1.98 | –1.99 |
See Supplementary Table S1 for definitions of the parameters.