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Table I
Climatological data recorded at the forest site during the gas-exchange measurements of the different treatments (control, C; winter resprouts, RW; summer resprouts, RS); data are the mean ±SE of all measurements.
| February–March | July–August | |||||||
|---|---|---|---|---|---|---|---|---|
| Leaf Orientation |
|
|
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| C | RW | C | RW | RS | ||||
| PPFD (μmolm−2 s−1) | North | 416 ± 150 | 508 ± 117 | 1393 ± 126 | 1559 ± 109 | 1708 ± 57 | ||
| South | 1134 ± 98 | 1047 ± 171 | 1463 ± 136 | 1239 ± 159 | 1669 ± 34 | |||
| VPD (KPa) | North | 2.2 ± 0.1 | 1.9 ± 0.1 | 4.5 ± 0.2 | 4.2 ± 0.2 | 4.0 ± 0.3 | ||
| South | 2.2 ± 0.2 | 2.0 ± 0.1 | 4.5 ± 0.3 | 3.7 ± 0.3 | 3.8 ± 0.2 | |||
| Air temperature (°C) | North | 22.2 ± 0.36 | 21.9 ± 0.4 | 36.2 ± 0.4 | 35.6 ± 0.4 | 35.6 ± 0.8 | ||
| South | 22.4 ± 0.3 | 22.8 ± 0.7 | 35.9 ± 0.7 | 34.4 ± 0.8 | 35.2 ± 0.6 | |||
| Leaf temperature (°C) | North | 22.9 ± 0.8 | 22.4 ± 0.6 | 39.3 ± 1.1 | 38.6 ± 0.6 | 38.9 ± 0.8 | ||
| South | 24.3 ± 0.4 | 24.8 ± 1.1 | 39.7 ± 0.9 | 35.6 ± 0.7 | 37.6 ± 0.6 | |||