Scelta degli argomenti
regione dei boschi di protezione | |||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Giura/Altopiano | Alpi nordoccidentali | Alpi nordorientali | Alpi sudoccidentali | Alpi sudorientali | Sud delle Alpi | Svizzera | |||||||||
diametro a petto d'uomo dominante (alberi vivi in piedi; 8 classi) | conifere e latifoglie | m²/ha | ±% | m²/ha | ±% | m²/ha | ±% | m²/ha | ±% | m²/ha | ±% | m²/ha | ±% | m²/ha | ±% |
nessuna indicazione | nessuna indicazione | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . |
conifere | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | |
latifoglie | 0.0 | . | 0.0 | . | 0.1 | 98 | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | 100 | |
non determinabile | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | |
totale | 0.0 | . | 0.0 | . | 0.1 | 98 | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | 100 | |
12-20 cm | nessuna indicazione | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . |
conifere | 1.9 | 29 | 2.2 | 37 | 3.1 | 38 | 1.7 | 35 | 3.4 | 20 | 1.0 | 30 | 2.0 | 14 | |
latifoglie | 3.7 | 16 | 1.9 | 33 | 1.5 | 38 | 2.8 | 20 | 1.1 | 76 | 2.5 | 21 | 2.6 | 11 | |
non determinabile | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | |
totale | 5.5 | 14 | 4.1 | 22 | 4.6 | 23 | 4.5 | 15 | 4.5 | 19 | 3.4 | 15 | 4.5 | 7 | |
21-30 cm | nessuna indicazione | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . |
conifere | 6.4 | 11 | 9.2 | 13 | 8.5 | 16 | 8.0 | 14 | 10.9 | 10 | 4.5 | 23 | 7.6 | 6 | |
latifoglie | 6.9 | 8 | 5.6 | 17 | 8.0 | 21 | 5.5 | 18 | 3.9 | 25 | 13.3 | 12 | 7.1 | 6 | |
non determinabile | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | |
totale | 13.3 | 5 | 14.8 | 8 | 16.5 | 9 | 13.4 | 8 | 14.8 | 7 | 17.7 | 8 | 14.7 | 3 | |
31-40 cm | nessuna indicazione | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . |
conifere | 11.1 | 7 | 16.7 | 10 | 12.4 | 11 | 19.1 | 8 | 20.5 | 8 | 6.8 | 14 | 13.2 | 4 | |
latifoglie | 11.1 | 6 | 8.4 | 15 | 9.2 | 17 | 5.0 | 19 | 2.8 | 32 | 19.7 | 7 | 10.5 | 5 | |
non determinabile | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | |
totale | 22.2 | 4 | 25.1 | 6 | 21.7 | 8 | 24.1 | 6 | 23.3 | 6 | 26.6 | 4 | 23.7 | 2 | |
41-50 cm | nessuna indicazione | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . |
conifere | 14.2 | 5 | 24.8 | 6 | 22.0 | 8 | 28.5 | 8 | 30.1 | 5 | 14.6 | 12 | 20.2 | 3 | |
latifoglie | 15.6 | 4 | 10.7 | 11 | 13.6 | 12 | 4.4 | 27 | 2.8 | 26 | 17.8 | 9 | 12.1 | 4 | |
non determinabile | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | |
totale | 29.8 | 2 | 35.4 | 4 | 35.6 | 5 | 32.8 | 6 | 32.9 | 4 | 32.4 | 4 | 32.3 | 2 | |
51-60 cm | nessuna indicazione | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . |
conifere | 20.9 | 5 | 33.8 | 4 | 32.2 | 7 | 43.8 | 7 | 37.3 | 5 | 29.6 | 13 | 29.9 | 3 | |
latifoglie | 18.2 | 5 | 9.6 | 11 | 16.4 | 11 | 2.1 | 42 | 1.7 | 33 | 15.1 | 16 | 12.5 | 5 | |
non determinabile | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | |
totale | 39.1 | 2 | 43.5 | 3 | 48.5 | 4 | 45.9 | 6 | 39.1 | 4 | 44.7 | 9 | 42.4 | 2 | |
61-70 cm | nessuna indicazione | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . |
conifere | 28.8 | 7 | 47.1 | 5 | 45.4 | 6 | 43.5 | 8 | 50.6 | 5 | 37.4 | 13 | 40.4 | 3 | |
latifoglie | 18.7 | 9 | 9.4 | 20 | 12.4 | 15 | 2.3 | 67 | 2.5 | 55 | 10.6 | 46 | 11.5 | 8 | |
non determinabile | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | |
totale | 47.5 | 3 | 56.4 | 4 | 57.7 | 4 | 45.8 | 7 | 53.1 | 4 | 48.0 | 7 | 51.9 | 2 | |
71-80 cm | nessuna indicazione | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . |
conifere | 45.5 | 13 | 52.1 | 15 | 60.8 | 17 | 53.8 | 9 | 49.7 | 13 | 35.8 | 25 | 48.8 | 7 | |
latifoglie | 13.6 | 44 | 1.5 | 66 | 9.0 | 60 | 0.0 | . | 3.1 | 69 | 17.4 | 56 | 8.4 | 30 | |
non determinabile | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | |
totale | 59.2 | 10 | 53.6 | 15 | 69.7 | 9 | 53.8 | 9 | 52.8 | 13 | 53.2 | 13 | 57.1 | 5 | |
>80 cm | nessuna indicazione | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . |
conifere | 15.8 | 43 | 26.2 | 23 | 60.4 | 26 | 0.0 | . | 0.0 | . | 28.7 | 61 | 26.6 | 29 | |
latifoglie | 31.3 | 54 | 12.3 | 70 | 0.0 | . | 13.3 | 0 | 0.0 | . | 56.2 | 43 | 31.4 | 35 | |
non determinabile | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | |
totale | 47.1 | 27 | 38.6 | 38 | 60.4 | 26 | 13.3 | 0 | 0.0 | . | 84.9 | 19 | 58.0 | 16 | |
totale | nessuna indicazione | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . |
conifere | 15.0 | 3 | 25.2 | 3 | 24.4 | 5 | 24.7 | 5 | 27.6 | 3 | 13.8 | 7 | 20.3 | 2 | |
latifoglie | 13.8 | 3 | 8.5 | 6 | 11.5 | 6 | 3.7 | 12 | 2.6 | 14 | 15.5 | 5 | 10.4 | 2 | |
non determinabile | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | |
totale | 28.8 | 2 | 33.7 | 2 | 36.0 | 3 | 28.4 | 4 | 30.1 | 3 | 29.3 | 4 | 30.7 | 1 |
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. 1240260. Birmensdorf, Swiss Federal Research Institute WSL