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IFN4
surface forestière
stabilité du peuplement · degré de recouvrement de la régénération bien installée
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 2009/17
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
stabilité du peuplementdegré de recouvrement de la régénération bien installée%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±
pas d'indicationpas d'indication..............................
<1%..............................
1-4%..............................
5-9%..............................
10-25%..............................
26-50%..............................
51-75%..............................
76-100%..............................
total..............................
critiquepas d'indication0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
<1%0.0.0.0.0.0.33.319.30.0.15.314.03.83.70.0.0.0.14.713.827.816.812.55.922.59.915.08.011.22.5
1-4%11.010.30.0.0.0.0.0.0.0.53.919.127.29.544.516.712.912.017.716.00.0.15.66.411.27.525.59.818.73.1
5-9%19.712.550.735.30.0.0.0.0.0.0.0.18.38.30.0.12.111.416.915.40.0.9.25.15.55.315.98.410.32.5
10-25%20.813.10.0.65.927.533.319.313.812.813.012.238.910.345.216.725.215.416.615.114.213.231.28.222.19.825.19.827.93.6
26-50%9.69.20.0.0.0.33.319.30.0.0.0.4.34.210.49.925.215.417.615.928.517.122.07.327.710.64.54.414.52.8
51-75%19.512.449.335.334.127.50.0.28.217.017.815.83.83.70.0.24.515.116.615.114.213.26.44.410.97.314.07.611.82.6
76-100%19.412.40.0.0.0.0.0.58.018.70.0.3.83.70.0.0.0.0.0.15.213.93.13.00.0.0.0.5.61.8
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.
amoindriepas d'indication0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
<1%3.21.616.35.62.52.511.43.48.82.78.23.62.41.415.43.87.12.87.75.314.05.36.92.416.63.29.32.29.00.8
1-4%11.82.911.64.914.65.58.02.910.32.817.15.014.93.220.64.517.34.213.66.419.66.224.44.023.03.718.73.016.61.1
5-9%22.23.79.34.417.46.06.82.712.03.010.74.220.33.610.93.523.34.718.57.512.85.324.04.019.43.526.63.418.41.1
10-25%22.83.718.55.930.07.326.74.823.54.041.76.736.74.428.55.033.85.329.58.824.36.727.04.230.34.028.23.428.71.3
26-50%17.13.314.05.324.76.818.84.221.73.910.74.212.83.014.13.99.53.230.68.911.75.015.03.47.72.312.12.514.61.0
51-75%10.42.713.85.35.03.416.64.114.93.311.64.47.12.45.62.73.82.20.0.10.24.81.71.22.31.32.71.27.10.7
76-100%12.62.916.65.75.73.911.83.58.82.70.0.5.92.24.92.45.12.50.0.7.54.20.90.90.80.72.31.25.60.7
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.
stablepas d'indication0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
<1%2.61.04.02.32.92.04.51.83.21.31.91.90.80.813.23.33.02.12.82.810.25.65.52.013.12.514.23.06.10.6
1-4%8.91.76.72.915.04.212.32.96.41.812.64.88.52.612.73.318.44.822.97.615.96.525.63.926.53.226.23.715.20.9
5-9%16.62.25.42.613.84.110.02.67.41.910.54.513.93.213.53.417.24.717.06.922.67.519.93.615.22.624.63.714.70.9
10-25%27.82.730.95.434.75.617.93.425.83.235.97.139.44.524.24.333.35.931.38.338.58.836.34.332.13.424.43.629.51.1
26-50%20.02.425.55.116.54.425.63.920.43.027.16.722.64.025.94.418.64.919.17.012.86.010.42.77.92.08.62.417.91.0
51-75%16.22.213.54.07.03.018.23.420.13.09.54.611.33.05.92.36.43.16.84.70.0.2.41.33.71.42.11.210.30.8
76-100%8.01.613.94.110.33.711.42.816.82.82.62.53.51.84.72.13.12.20.0.0.0.0.0.1.50.90.0.6.30.6
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.
totalpas d'indication0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
<1%2.70.88.42.52.71.58.01.85.21.36.02.21.80.813.52.45.01.76.02.913.73.96.91.515.01.911.61.87.60.5
1-4%9.81.58.32.514.53.310.32.07.71.517.43.613.12.117.62.817.53.118.54.916.44.223.92.624.42.322.32.315.90.7
5-9%18.41.97.52.414.73.38.51.98.91.610.02.917.22.311.72.320.23.217.64.815.54.120.32.516.32.025.12.416.00.7
10-25%26.12.125.94.033.94.421.82.824.72.537.54.738.13.027.13.233.13.829.25.729.05.131.82.830.92.526.42.429.10.8
26-50%18.91.921.03.718.93.623.22.920.42.317.03.716.52.320.12.914.22.823.85.313.73.813.72.18.91.510.21.716.30.7
51-75%14.51.714.23.27.02.417.12.618.32.211.13.18.71.85.51.76.01.94.92.76.52.82.61.03.51.03.10.99.10.5
76-100%9.71.414.73.28.42.711.22.214.72.01.11.14.61.34.61.54.01.60.0.5.22.60.70.51.10.61.20.66.00.4
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 #1341649/523405

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. 1341649. Birmensdorf, Swiss Federal Research Institute WSL

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