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IFN4
surface forestière
étages de végétation NaiS (6 classes) · âge dominant
découpage régional: région économique
unité: %, sous-total
ensemble analysé: forêt accessible sans la forêt buissonnante IFN4/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
étages de végétation NaiS (6 classes)âge dominant%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±
pas d'indicationpas d'indication..............................
=40 ans..............................
41-80 ans..............................
81-120 ans..............................
121-160 ans..............................
>160 ans..............................
total..............................
subalpin supérieurpas d'indication......................5.43.71.5.0.0.2.31.3
=40 ans......................2.6.10.93.913.76.49.22.5
41-80 ans......................13.75.717.04.79.85.414.53.1
81-120 ans......................13.45.619.84.940.49.022.53.6
121-160 ans......................13.75.712.34.120.07.314.43.1
>160 ans......................51.08.238.56.016.16.637.14.2
total......................100.0.100.0.100.0.100.0.
subalpinpas d'indication....0.0.....0.0.3.6.0.0.2.9.6.7.23.611.98.62.92.41.49.43.66.01.2
=40 ans....0.0.....0.0.0.0.0.0.0.0.19.910.30.0.5.42.34.11.86.33.04.51.1
41-80 ans....0.0.....26.816.28.15.50.0.5.84.020.010.37.6.9.63.112.73.016.24.711.81.7
81-120 ans....0.0.....0.0.26.98.755.0.22.97.113.58.915.710.216.13.820.83.614.64.518.52.0
121-160 ans....0.0.....73.216.232.89.10.0.36.98.219.910.337.313.318.64.129.04.125.15.627.52.3
>160 ans....100.0.....0.0.28.68.745.0.31.57.920.010.315.810.241.75.131.04.128.55.731.72.4
total....100.0.....100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
haut-montagnardpas d'indication16.7...0.0.....7.55.10.0.18.69.76.63.20.0.23.011.73.61.62.81.21.91.44.30.8
=40 ans16.7...0.0.....8.35.510.25.66.6.8.13.55.4.0.0.12.32.815.22.67.92.611.01.3
41-80 ans16.7...0.0.....3.3.16.36.76.6.13.54.45.1.22.511.421.03.519.93.019.64.017.41.6
81-120 ans0.0...0.0.....38.38.830.58.423.210.325.05.636.911.123.111.724.63.722.53.221.24.224.41.8
121-160 ans0.0...32.3.....26.67.732.38.221.29.633.06.121.29.415.610.121.13.425.03.334.34.926.21.8
>160 ans50.020.2..67.726.9....16.16.710.75.123.79.513.84.531.410.615.910.317.43.214.62.615.13.716.61.5
total100.0...100.0.....100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
montagnard inférieur et supérieurpas d'indication2.20.80.0.2.8.1.8.2.31.61.3.3.01.33.11.44.52.54.93.43.12.20.0.2.2.4.11.82.70.4
=40 ans4.21.12.9.19.56.515.24.610.43.312.73.86.81.810.32.38.93.510.24.814.34.40.0.6.83.814.53.28.80.8
41-80 ans17.32.032.28.017.66.125.85.625.14.527.35.016.52.624.63.319.94.922.56.622.55.232.68.927.56.845.84.723.51.1
81-120 ans45.02.750.18.536.87.638.06.151.55.240.55.545.63.540.53.745.36.022.36.634.35.842.49.441.17.424.14.041.21.3
121-160 ans26.92.411.75.518.46.319.35.010.63.214.33.923.92.916.32.712.84.030.47.117.64.621.27.716.05.56.32.319.21.0
>160 ans4.51.13.1.4.93.40.0.0.0.3.92.24.01.45.21.78.63.49.84.78.33.53.8.6.43.65.32.14.60.6
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.
submontagnardpas d'indication1.2.8.43.00.0.4.31.73.01.20.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0...3.10.7
=40 ans8.43.015.83.821.35.016.02.923.12.70.0.15.28.17.2.16.910.914.8.0.0.27.816.733.115.6..17.91.4
41-80 ans40.95.424.74.639.45.935.43.831.83.10.0.16.18.536.112.533.913.815.5.50.0.58.318.323.414.3..33.21.8
81-120 ans39.85.440.95.236.25.832.63.635.43.1100.0.50.511.344.412.749.214.569.717.850.0.13.9.43.516.6..37.41.8
121-160 ans9.73.39.03.03.12.211.12.56.11.60.0.18.38.312.28.10.0.0.0.0.0.0.0.0.0...8.01.0
>160 ans0.0.1.1.0.0.0.6.0.5.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0...0.40.3
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...100.0.
hyperinsubrique et collinéenpas d'indication0.0...13.7...0.0.............12.06.50.0.1.51.03.51.4
=40 ans0.0...12.8...0.0.............7.95.30.0.11.72.710.82.3
41-80 ans100.00.0..49.517.8..0.0.............55.610.00.0.59.74.357.73.8
81-120 ans0.0...12.1...100.00.0............20.48.1100.0.19.53.620.93.2
121-160 ans0.0...12.1...0.0.............4.2.0.0.3.91.74.21.6
>160 ans0.0...0.0...0.0.............0.0.0.0.3.81.72.91.3
total100.0...100.0...100.0.............100.0.100.0.100.0.100.0.
totalpas d'indication2.20.76.12.21.91.33.61.32.81.02.71.62.51.04.21.54.61.63.72.18.93.05.51.32.40.73.30.83.50.3
=40 ans5.21.012.22.919.43.615.82.419.22.110.62.97.21.69.62.17.42.011.33.59.93.18.21.510.71.511.01.410.70.5
41-80 ans22.12.026.84.031.54.232.73.129.52.521.03.815.72.223.73.015.82.817.44.220.94.221.42.218.11.937.82.224.50.7
81-120 ans43.12.443.54.433.54.234.13.140.72.637.74.442.52.939.43.334.03.628.05.030.34.721.92.324.12.121.82.033.10.8
121-160 ans23.12.09.82.79.52.713.42.37.41.421.43.725.32.516.22.523.83.223.74.719.84.117.82.122.72.015.21.718.10.6
>160 ans4.31.01.71.24.11.80.4.0.4.6.62.36.91.56.91.714.42.716.04.110.33.225.32.422.02.010.91.510.20.5
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, 21.05.2024 #1363838/545596

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. 1363838. Birmensdorf, Swiss Federal Research Institute WSL

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