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IFN1
surface forestière
déclivité (classes de 20%) · stabilité du peuplement
découpage régional: région économique
unité: %, sous-total
ensemble analysé: forêt accessible sans la forêt buissonnante IFN1-IFN5
réseau: réseau 1,4 km, sous-réseaux 1 à 5
état 1983/85
région économique
Ouest du JuraEst du JuraOuest du PlateauCentre du PlateauEst du PlateauOuest des PréalpesCentre des PréalpesEst des PréalpesNord-ouest des AlpesCentre des AlpesNord-est des AlpesSud-ouest des AlpesSud-est des AlpesSud des AlpesSuisse
déclivité (classes de 20%)stabilité du peuplement%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±
pas d'indicationpas d'indication..............................
critique..............................
amoindrie..............................
stable..............................
total..............................
=20%pas d'indication2.31.34.83.44.72.34.61.93.91.50.0.5.94.14.64.50.0.0.0.0.0.0.0.0.0.0.0.3.70.7
critique1.61.20.0.4.72.38.42.411.32.320.210.50.0.3.93.80.0.50.035.40.0.0.0.9.46.30.0.6.50.9
amoindrie32.34.239.47.740.25.353.74.445.93.743.112.753.78.446.110.326.022.350.035.467.227.087.012.131.79.941.922.344.11.9
stable63.84.355.77.850.45.433.24.238.93.636.712.840.48.245.410.274.022.30.0.32.827.013.012.158.910.558.122.345.71.9
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
21-40%pas d'indication4.11.610.65.04.44.33.12.26.42.518.77.53.31.97.33.50.0.0.0.0.0.14.26.68.53.67.14.06.30.9
critique2.11.25.33.70.0.7.83.34.52.214.16.61.11.12.02.00.0.10.09.50.0.0.0.6.73.20.0.3.60.7
amoindrie35.04.040.78.131.39.845.66.239.65.134.88.358.65.449.26.440.811.048.615.821.218.720.27.423.45.540.97.639.91.9
stable58.84.143.48.264.310.143.56.249.65.232.48.536.95.341.56.359.211.041.415.778.818.765.68.861.46.352.07.850.21.9
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
41-60%pas d'indication5.22.30.0.0.0.0.0.0.0.7.84.46.02.93.32.310.04.20.0.8.65.85.42.34.41.91.01.04.40.8
critique6.12.43.23.20.0.6.36.04.14.08.54.80.0.6.23.04.02.70.0.11.96.510.83.27.02.43.01.75.70.9
amoindrie40.44.961.38.853.816.761.211.552.210.045.58.556.76.349.86.251.36.979.512.945.810.232.14.847.54.740.75.046.31.8
stable48.35.035.48.646.216.732.511.043.79.938.28.237.46.240.86.234.86.620.512.933.79.751.75.241.04.655.25.043.61.8
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
61-80%pas d'indication0.0.14.313.3..0.0.0.0.11.97.94.82.74.14.06.23.53.83.76.54.44.32.12.01.41.91.33.70.8
critique2.52.50.0...0.0.25.221.826.311.29.83.83.63.511.74.50.0.20.47.47.82.89.82.94.12.08.31.2
amoindrie47.48.143.018.8..75.715.025.221.829.211.160.76.348.010.351.57.182.17.332.48.536.75.153.24.951.05.049.72.1
stable50.18.142.718.7..24.315.049.525.032.611.224.75.644.310.230.66.614.16.640.89.051.25.335.14.743.05.038.32.1
total100.0.100.0...100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
81-100%pas d'indication0.0.0.0.....0.0.27.016.60.0.0.0.0.0.17.911.50.0.5.63.83.53.43.02.14.01.3
critique0.0.0.0.....0.0.0.0.8.68.20.0.0.0.9.49.022.311.32.42.413.96.54.62.66.01.6
amoindrie28.617.0100.00.0....100.00.027.416.748.614.458.413.174.39.963.714.562.713.040.68.161.59.152.36.354.33.4
stable71.417.00.0.....0.0.45.619.142.814.441.613.125.79.99.08.615.09.851.48.221.17.740.26.235.73.3
total100.0.100.0.....100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
>100%pas d'indication0.0.........0.0.8.88.50.0.0.0.25.321.80.0.0.0.0.0.0.0.2.21.6
critique0.0.........0.0.0.0.0.0.0.0.0.0.0.0.15.19.818.912.23.33.35.82.5
amoindrie50.535.4........44.024.682.411.564.928.056.918.774.721.8100.00.039.213.650.515.974.28.563.95.3
stable49.535.4........56.024.68.88.535.128.043.118.70.0.0.0.45.813.830.514.722.48.128.15.0
total100.0.........100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
totalpas d'indication3.40.95.82.14.31.93.61.34.31.211.43.14.71.34.51.65.41.96.33.05.02.55.61.43.91.12.30.84.40.4
critique2.90.82.51.43.51.77.71.88.81.613.63.42.91.03.71.45.11.84.92.715.34.17.41.68.91.63.31.05.90.4
amoindrie36.62.447.24.639.64.652.83.444.42.838.44.758.43.049.73.652.64.071.75.645.05.635.52.945.22.748.82.846.00.9
stable57.12.444.54.652.74.735.83.242.52.836.64.734.02.942.03.636.93.917.14.734.65.451.63.042.02.745.72.743.60.9
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Inventaire forestier national suisse, 06.03.2024 #1300859/482609

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. 1300859. Birmensdorf, Swiss Federal Research Institute WSL

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