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IFN1
surface forestière
stabilité du peuplement · déclivité (classes de 20%)
découpage régional: région de forêt protectrice
unité: %, sous-total
ensemble analysé: forêt accessible sans la forêt buissonnante
réseau: réseau 1,4 km
état 1983/85
région de forêt protectrice
Plateau/JuraNord des Alpes ouestNord des Alpes estSud-ouest des AlpesSud-est des AlpesSud des AlpesSuisse
stabilité du peuplementdéclivité (classes de 20%)%±%±%±%±%±%±%±
pas d'indicationpas d'indication0.0.0.0.0.0.0.0.0.0.0.0.0.0.
=20%47.85.48.53.613.25.00.0.0.0.7.85.319.32.4
21-40%33.35.123.25.434.06.931.38.221.47.728.59.129.42.7
41-60%15.33.934.16.125.76.440.68.750.19.524.38.628.42.7
61-80%2.31.629.65.918.65.621.87.317.97.319.98.016.52.2
81-100%1.31.33.22.26.33.56.44.410.65.811.86.45.01.3
>100%0.0.1.51.52.12.10.0.0.0.7.75.31.40.7
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
critiquepas d'indication0.0.0.0.0.0.0.0.0.0.0.0.0.0.
=20%61.24.68.03.49.24.40.0.6.13.44.74.624.42.3
21-40%20.63.824.25.415.45.45.33.714.25.08.45.717.02.1
41-60%14.63.423.15.332.36.941.88.025.86.221.98.724.02.3
61-80%3.61.833.95.930.16.829.27.440.06.922.38.822.92.3
81-100%0.0.9.13.610.84.615.65.910.04.321.38.58.11.5
>100%0.0.1.61.62.12.18.04.43.92.721.38.53.61.0
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
amoindriepas d'indication0.0.0.0.0.0.0.0.0.0.0.0.0.0.
=20%48.11.610.61.48.31.65.21.64.71.23.21.021.70.8
21-40%27.31.525.62.022.32.48.32.013.02.09.11.620.90.8
41-60%17.21.227.42.027.12.631.43.335.52.823.12.424.40.9
61-80%6.00.824.01.925.52.534.93.431.42.729.72.620.10.8
81-100%1.30.48.11.212.01.916.02.610.71.820.42.38.60.6
>100%0.10.14.30.94.81.24.21.44.71.214.42.04.20.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
stablepas d'indication0.0.0.0.0.0.0.0.0.0.0.0.0.0.
=20%45.91.512.81.811.12.11.90.98.31.73.21.023.90.8
21-40%32.51.528.02.531.03.112.52.024.12.616.72.226.70.9
41-60%15.11.129.92.528.23.032.32.936.12.929.72.724.40.9
61-80%5.20.720.22.219.92.735.73.022.22.530.22.716.90.8
81-100%1.00.37.11.48.21.812.92.16.71.514.72.16.10.5
>100%0.30.22.10.81.70.94.61.32.61.05.61.42.00.3
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
totalpas d'indication0.0.0.0.0.0.0.0.0.0.0.0.0.0.
=20%47.71.011.11.09.71.22.90.76.10.93.40.722.70.5
21-40%29.71.026.21.425.81.811.61.418.11.513.21.323.60.6
41-60%16.00.828.41.527.81.833.22.135.61.926.11.724.60.6
61-80%5.30.523.61.423.31.734.12.127.61.829.31.818.70.5
81-100%1.10.27.50.810.11.213.81.59.01.117.61.57.30.3
>100%0.20.13.20.63.30.74.40.93.60.710.51.23.10.2
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Inventaire forestier national suisse, 06.03.2024 #1252983/434733

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. 1252983. Birmensdorf, Swiss Federal Research Institute WSL

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