Table 2.
Environmental conditions during the measurements
| Experiment | TR measurement period* | Tissue sampling period | ||
|---|---|---|---|---|
| T (°C) | VPD (kPa) | T (°C) | VPD (kPa) | |
| E1 | 31.6 ± 0.1 | 2.7 ± 0.01 | 31.9 ± 0.1 | 2.8 ± 0.02 |
| E2 | 19.9 ± 0.1 | 1.3 ± 0.01 | 19.3 ± 0.1 | 1.2 ± 0.01 |
| E3.1 | 24.7 ± 0.1 | 1.9 ± 0.01 | 24.2 ± 0.1 | 2.0 ± 0.01 |
| E3.2 | 24.5 ± 0.1 | 2.1 ± 0.01 | 24.4 ± 0.1 | 2.1 ± 0.01 |
| E3.3 | 25.6 ± 0.2 | 2.2 ± 0.03 | 24.8 ± 0.1 | 1.4 ± 0.06 |
*Conditions during the 1 h transpiration rate measurement period, preceding tissue sampling for hydraulic conductance measurement (E1) or hormonal dosage (E2 and E3).