Scelta degli argomenti
regione dei boschi di protezione | |||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Giura/Altopiano | Alpi nordoccidentali | Alpi nordorientali | Alpi sudoccidentali | Alpi sudorientali | Sud delle Alpi | Svizzera | |||||||||
età del popolamento (classi di 40 anni) | stabilità del popolamento | % | ± | % | ± | % | ± | % | ± | % | ± | % | ± | % | ± |
nessuna indicazione | nessuna indicazione | . | . | . | . | . | . | . | . | . | . | . | . | . | . |
critica | . | . | . | . | . | . | . | . | . | . | . | . | . | . | |
labile | . | . | . | . | . | . | . | . | . | . | . | . | . | . | |
stabile | . | . | . | . | . | . | . | . | . | . | . | . | . | . | |
totale | . | . | . | . | . | . | . | . | . | . | . | . | . | . | |
0 (non boscata) | nessuna indicazione | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . |
critica | 27.4 | 7.0 | 21.9 | 6.1 | 42.6 | 10.8 | 33.1 | 15.7 | 26.2 | 10.1 | 51.2 | 20.4 | 29.0 | 3.8 | |
labile | 36.2 | 7.5 | 27.7 | 6.6 | 9.8 | 6.5 | 44.6 | 16.6 | 37.1 | 11.1 | 48.8 | 20.4 | 30.7 | 3.9 | |
stabile | 36.4 | 7.5 | 50.4 | 7.4 | 47.7 | 10.9 | 22.3 | 13.9 | 36.7 | 11.0 | 0.0 | . | 40.3 | 4.1 | |
totale | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . | |
1-40 anni | nessuna indicazione | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . |
critica | 8.6 | 1.3 | 9.5 | 2.6 | 11.2 | 2.9 | 9.6 | 2.9 | 7.1 | 2.3 | 7.2 | 2.0 | 8.7 | 0.8 | |
labile | 37.6 | 2.2 | 38.0 | 4.3 | 31.6 | 4.3 | 49.2 | 4.9 | 33.7 | 4.2 | 46.3 | 3.9 | 38.9 | 1.5 | |
stabile | 53.8 | 2.3 | 52.6 | 4.4 | 57.2 | 4.6 | 41.2 | 4.8 | 59.2 | 4.4 | 46.5 | 3.9 | 52.4 | 1.5 | |
totale | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . | |
41-80 anni | nessuna indicazione | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . |
critica | 7.2 | 1.4 | 10.0 | 2.9 | 4.5 | 2.2 | 6.5 | 2.8 | 6.6 | 3.2 | 0.6 | 0.6 | 5.7 | 0.8 | |
labile | 35.3 | 2.5 | 37.6 | 4.8 | 32.3 | 5.0 | 35.7 | 5.4 | 26.8 | 5.7 | 37.4 | 3.5 | 35.2 | 1.6 | |
stabile | 57.5 | 2.6 | 52.3 | 4.9 | 63.2 | 5.1 | 57.8 | 5.6 | 66.5 | 6.1 | 62.0 | 3.5 | 59.1 | 1.7 | |
totale | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . | |
81-120 anni | nessuna indicazione | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . |
critica | 5.2 | 0.8 | 5.7 | 1.6 | 3.5 | 1.4 | 3.1 | 2.2 | 2.4 | 1.7 | 2.5 | 1.8 | 4.6 | 0.6 | |
labile | 33.5 | 1.8 | 48.1 | 3.6 | 34.9 | 3.6 | 28.7 | 5.6 | 37.3 | 5.4 | 22.8 | 4.6 | 35.2 | 1.3 | |
stabile | 61.3 | 1.9 | 46.2 | 3.6 | 61.6 | 3.7 | 68.2 | 5.7 | 60.3 | 5.4 | 74.7 | 4.8 | 60.2 | 1.4 | |
totale | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . | |
121-160 anni | nessuna indicazione | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . |
critica | 4.6 | 1.2 | 4.2 | 1.6 | 3.2 | 1.6 | 4.3 | 2.1 | 1.7 | 1.2 | 3.4 | 2.4 | 3.8 | 0.7 | |
labile | 28.3 | 2.6 | 43.1 | 3.8 | 23.9 | 3.8 | 27.9 | 4.7 | 28.9 | 4.1 | 32.3 | 6.0 | 30.8 | 1.6 | |
stabile | 67.1 | 2.7 | 52.7 | 3.8 | 72.9 | 3.9 | 67.8 | 4.8 | 69.4 | 4.2 | 64.3 | 6.1 | 65.3 | 1.6 | |
totale | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . | |
>160 anni | nessuna indicazione | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . |
critica | 0.0 | . | 3.4 | 1.9 | 1.6 | 1.6 | 3.5 | 2.0 | 1.5 | 1.1 | 3.2 | 2.2 | 2.3 | 0.7 | |
labile | 33.9 | 6.3 | 36.2 | 5.3 | 43.4 | 6.7 | 27.4 | 4.8 | 28.0 | 4.0 | 35.0 | 5.9 | 32.8 | 2.2 | |
stabile | 66.1 | 6.3 | 60.4 | 5.4 | 55.0 | 6.7 | 69.1 | 5.0 | 70.5 | 4.0 | 61.9 | 6.0 | 65.0 | 2.2 | |
totale | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . | |
popolamenti non coetanei | nessuna indicazione | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . |
critica | 6.1 | 1.5 | 3.4 | 1.1 | 5.2 | 2.5 | 2.9 | 1.4 | 3.0 | 1.2 | 1.9 | 1.0 | 3.7 | 0.6 | |
labile | 23.4 | 2.7 | 40.9 | 2.9 | 28.0 | 5.1 | 25.6 | 3.6 | 25.6 | 3.1 | 30.2 | 3.2 | 29.9 | 1.3 | |
stabile | 70.5 | 2.9 | 55.6 | 2.9 | 66.8 | 5.3 | 71.5 | 3.8 | 71.4 | 3.2 | 67.9 | 3.3 | 66.4 | 1.4 | |
totale | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . | |
totale | nessuna indicazione | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . |
critica | 6.6 | 0.5 | 6.3 | 0.8 | 6.3 | 0.9 | 5.4 | 0.9 | 4.1 | 0.7 | 3.4 | 0.7 | 5.7 | 0.3 | |
labile | 32.8 | 1.0 | 41.0 | 1.5 | 30.9 | 1.8 | 32.5 | 1.9 | 29.7 | 1.7 | 35.3 | 1.7 | 33.9 | 0.6 | |
stabile | 60.6 | 1.0 | 52.7 | 1.6 | 62.8 | 1.9 | 62.1 | 2.0 | 66.2 | 1.7 | 61.3 | 1.8 | 60.4 | 0.6 | |
totale | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . |
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. 1380447. Birmensdorf, Swiss Federal Research Institute WSL