NFI Results
economic region | ||||||||||||||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Western Jura | Eastern Jura | Western Plateau | Central Plateau | Eastern Plateau | Western Pre-Alps | Central Pre-Alps | Eastern Pre-Alps | Northwestern Alps | Central Alps | Northeastern Alps | Southwestern Alps | Southeastern Alps | Southern Alps | Switzerland | ||||||||||||||||
type of last silvicultural treatment | m³/ha/yr | ±% | m³/ha/yr | ±% | m³/ha/yr | ±% | m³/ha/yr | ±% | m³/ha/yr | ±% | m³/ha/yr | ±% | m³/ha/yr | ±% | m³/ha/yr | ±% | m³/ha/yr | ±% | m³/ha/yr | ±% | m³/ha/yr | ±% | m³/ha/yr | ±% | m³/ha/yr | ±% | m³/ha/yr | ±% | m³/ha/yr | ±% |
n/a | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . |
no treatment | 0.9 | 29 | 0.8 | 50 | 0.9 | 38 | 2.7 | 27 | 1.0 | 38 | 0.5 | 56 | 0.7 | 49 | 0.2 | 48 | 0.3 | 56 | 0.4 | 66 | 1.5 | 65 | 0.1 | 62 | 0.5 | 38 | 0.1 | 81 | 0.5 | 13 |
tending | 6.6 | 29 | 17.0 | 35 | 11.3 | 48 | 18.4 | 24 | 7.5 | 28 | 18.2 | 85 | 20.1 | 54 | 12.6 | 54 | 7.3 | 43 | 1.3 | 69 | 12.5 | 71 | 3.3 | 61 | 8.5 | 42 | 0.4 | 0 | 10.8 | 13 |
thinning | 7.5 | 17 | 5.3 | 20 | 7.0 | 19 | 10.9 | 13 | 7.5 | 13 | 9.8 | 21 | 7.5 | 26 | 2.7 | 48 | 1.7 | 41 | 3.2 | 83 | 7.6 | 51 | 3.4 | 34 | 5.4 | 35 | 3.4 | 43 | 7.0 | 6 |
secondary felling | 14.7 | 19 | 9.9 | 49 | 20.6 | 20 | 12.2 | 40 | 17.5 | 34 | 24.3 | 33 | 15.8 | 31 | 6.3 | 41 | 14.1 | 71 | 7.0 | 38 | 15.7 | 78 | 12.6 | 33 | 13.1 | 29 | 0.0 | . | 14.2 | 11 |
final felling | 18.0 | 22 | 23.1 | 33 | 27.0 | 0 | 48.7 | 19 | 13.0 | 58 | 12.3 | 40 | 22.4 | 42 | 23.7 | 60 | 18.3 | 46 | 17.9 | 0 | 1.3 | 77 | 6.4 | 79 | 9.7 | 48 | 17.8 | 46 | 17.9 | 13 |
selection felling | 4.7 | 20 | 0.0 | . | 24.4 | 0 | 6.5 | 0 | 0.0 | . | 0.0 | . | 15.5 | 25 | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.4 | 0 | 0.0 | . | 6.9 | 0 | 8.1 | 19 |
thinning of mountain forest | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 8.8 | 11 | 14.3 | 7 | 7.4 | 78 | 0.0 | . | 0.0 | . | 0.0 | . | 9.2 | 32 | 12.0 | 22 | 0.0 | . | 10.4 | 16 |
coppice cut | 8.7 | 0 | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 3.6 | 38 | 5.1 | 29 |
conversion | 16.4 | 54 | 0.0 | . | 0.0 | . | 0.0 | . | 9.4 | 61 | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 11.3 | 46 |
transformation | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 2.5 | 0 | 0.0 | . | 0.0 | . | 5.2 | 0 | 2.8 | 52 |
sanitary felling | 8.3 | 19 | 11.1 | 30 | 18.5 | 19 | 20.3 | 10 | 22.2 | 13 | 14.8 | 27 | 13.3 | 14 | 9.8 | 26 | 5.9 | 29 | 4.1 | 87 | 3.2 | 42 | 2.9 | 32 | 3.2 | 37 | 2.5 | 84 | 12.5 | 6 |
thinning of continuous cover forest | 0.0 | . | 0.0 | . | 0.0 | . | 4.4 | 69 | 13.3 | 20 | 0.0 | . | 5.1 | 0 | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 2.1 | 0 | 11.7 | 20 |
tending of forest edge | 0.0 | . | 0.0 | . | 3.2 | 69 | 19.0 | 9 | 17.7 | 43 | 0.0 | . | 18.8 | 0 | 52.9 | 49 | 0.0 | . | 0.0 | . | 0.0 | . | 19.8 | 0 | 0.0 | . | 0.0 | . | 17.1 | 35 |
planting | 6.2 | 74 | 58.9 | 37 | 61.0 | 37 | 18.5 | 27 | 41.8 | 15 | 0.0 | . | 15.6 | 0 | 27.3 | 0 | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 8.8 | 0 | 32.3 | 23 |
agrosilvicultural treatments | 5.2 | 43 | 7.1 | 0 | 7.9 | 51 | 4.4 | 0 | 3.5 | 3 | 0.0 | . | 5.4 | 55 | 2.0 | 53 | 8.1 | 92 | 0.0 | . | 0.0 | . | 1.4 | 41 | 0.1 | 82 | 2.4 | 50 | 3.6 | 25 |
total | 5.4 | 9 | 8.2 | 18 | 11.5 | 15 | 13.3 | 8 | 10.9 | 9 | 7.8 | 20 | 7.8 | 11 | 5.1 | 21 | 2.8 | 23 | 1.9 | 39 | 3.0 | 32 | 1.4 | 20 | 2.4 | 16 | 0.6 | 30 | 5.4 | 4 |
Table citation
Abegg, M.; Ahles, P.; Allgaier Leuch, B.; Cioldi, F.; Didion, M.; Düggelin, C.; Fischer, C.; Herold, A.; Meile, R.; Rohner, B.; Rösler, E.; Speich, S.; Temperli, C.; Traub, B.,
2023: Swiss national forest inventory - Result table No. 1399097. Birmensdorf, Swiss Federal Research Institute WSL