Table 18 Vegetation period length as a function of annual mean temperature as a factor influencing net primary productivity
Classification of annual average temperature | Classification of vegetation period d < 10 °C TMT a−1 | Scores |
|---|---|---|
− 4 bis 8 °C | 65–135 | 1 |
4.7 bis 11.1 | 120–175 | 3 |
5.5 bis 11.1 | 145–175 | 4 |
8.1 bis 12 | 165–190 | 5 |