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IFN4
surface forestière
étages de végétation NaiS (6 classes) · âge du peuplement (classes de 40 ans)
découpage régional: canton
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
canton
AGAIARBEBL/BSFRGEGLGRJULUNENWOWSGSHSOSZTGTIURVDVSZGZHSuisse
étages de végétation NaiS (6 classes)âge du peuplement (classes de 40 ans)%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±
pas d'indicationpas d'indication....................................................
0 (sans boisement)....................................................
1-40 ans....................................................
41-80 ans....................................................
81-120 ans....................................................
121-160 ans....................................................
>160 ans....................................................
peuplements inéquiens....................................................
total....................................................
subalpin supérieurpas d'indication................0.0.....................0.0.....0.0.....0.0.
0 (sans boisement)................0.0.....................0.0.....7.14.8....2.61.8
1-40 ans................0.0.....................0.0.....0.0.....0.0.
41-80 ans................12.94.9....................24.321.3....3.63.5....10.13.4
81-120 ans................13.05.0....................0.0.....3.73.6....9.03.2
121-160 ans................8.74.2....................27.122.8....7.24.9....9.13.3
>160 ans................32.56.9....................0.0.....21.67.8....27.05.0
peuplements inéquiens................32.97.0....................48.625.0....56.99.4....42.35.6
total................100.0.....................100.0.....100.0.....100.0.
subalpinpas d'indication......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 (sans boisement)......3.13.0......0.0.4.52.0..0.0...0.0.15.714.50.0.....0.0...0.0.0.0.0.0.5.42.6....3.91.1
1-40 ans......4.73.2......0.0.4.52.0..0.0...0.0.0.0.14.113.1....0.0...6.54.516.315.00.0.6.72.9....5.41.3
41-80 ans......4.53.1......0.0.6.32.3..0.0...59.134.20.0.0.0.....0.0...9.65.316.715.20.0.5.42.6....6.21.4
81-120 ans......7.03.9......0.0.9.92.8..0.0...0.0.0.0.13.712.8....0.0...13.36.20.0.0.0.4.22.4....7.51.5
121-160 ans......2.42.4......33.827.422.94.0..0.0...0.0.0.0.0.0.....50.035.4..3.43.40.0.13.512.611.33.7....13.42.0
>160 ans......9.24.4......0.0.18.63.7..0.0...0.0.15.214.114.313.2....50.035.4..16.86.817.415.743.718.926.05.1....19.22.3
peuplements inéquiens......69.17.2......66.227.433.24.5..100.00.0..40.934.269.218.557.918.7....0.0...50.49.249.620.442.818.841.05.8....44.42.9
total......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.
haut-montagnardpas d'indication......0.0...0.0...0.0.0.0...0.0.0.0.0.0.0.0.0.0.....0.0...0.0.0.0.0.0.0.0.0.0...0.0.
0 (sans boisement)......7.53.6..0.0...0.0.4.41.5..0.0.0.0.0.0.6.86.618.311.7....10.910.2..2.01.90.0.0.0.0.80.8100.00.0..3.90.9
1-40 ans......16.55.3..23.113.8..0.0.16.02.7..21.518.5100.00.00.0.0.0.29.414.1....10.910.2..12.44.713.28.730.89.616.33.40.0...16.31.7
41-80 ans......14.34.7..17.111.1..0.0.16.02.7..14.813.90.0.0.0.15.09.80.0.....0.0...16.55.420.010.34.14.017.03.50.0...14.71.6
81-120 ans......5.12.9..35.914.5..0.0.13.32.5..0.0.0.0.100.00.00.0.9.18.7....16.110.6..12.94.913.68.97.85.410.42.80.0...11.31.4
121-160 ans......16.35.0..0.0...20.418.217.12.8..0.0.0.0.0.0.11.67.815.610.3....18.411.9..13.04.96.96.711.46.214.03.20.0...14.51.6
>160 ans......14.84.8..15.910.5..40.822.112.82.5..17.015.50.0.0.0.11.67.89.28.8....15.010.0..19.65.919.710.221.08.48.42.60.0...13.51.5
peuplements inéquiens......25.55.9..8.07.7..38.821.620.43.0..46.720.50.0.0.0.55.013.018.411.8....28.814.0..23.66.226.611.424.88.833.14.30.0...25.92.0
total......100.0...100.0...100.0.100.0...100.0.100.0.100.0.100.0.100.0.....100.0...100.0.100.0.100.0.100.0.100.0...100.0.
montagnard inférieur et supérieurpas d'indication0.0.0.0.0.0.0.0.0.0.0.0...0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
0 (sans boisement)0.0.6.05.80.0.1.70.90.0.1.31.3..0.0.2.12.10.0.1.61.60.0.0.0.0.0.0.0.0.0.0.0.3.82.60.0.0.0.0.0.1.41.00.0.0.0.0.0.1.00.3
1-40 ans8.58.10.0.26.69.113.82.220.310.422.95.3..28.47.910.04.214.24.520.94.610.63.57.27.021.38.220.14.019.812.518.85.614.85.121.110.811.03.527.910.612.72.84.24.151.215.825.55.816.41.0
41-80 ans42.314.212.08.010.96.011.12.020.010.323.85.1..18.36.814.45.013.44.412.53.95.62.822.411.36.74.610.83.130.014.514.55.115.15.026.711.437.45.422.29.812.02.720.78.38.58.213.74.515.11.0
81-120 ans33.013.553.313.047.410.022.22.639.912.729.65.5..17.06.415.35.033.86.126.14.99.63.528.812.17.35.032.74.640.115.533.36.823.75.826.111.310.33.45.95.719.13.317.37.820.112.738.76.323.91.1
121-160 ans8.17.813.08.711.66.314.22.213.28.73.32.3..11.55.422.05.815.14.715.14.018.44.613.38.929.88.512.93.210.09.515.05.227.16.06.56.31.31.316.78.822.13.411.86.50.0.10.23.914.51.0
>160 ans0.0.7.16.80.0.7.01.60.0.1.31.3..12.75.93.82.60.0.0.0.4.52.50.0.0.0.4.01.90.0.4.12.93.82.60.0.6.32.710.87.26.22.04.54.40.0.0.0.4.20.6
peuplements inéquiens8.17.88.78.23.43.430.02.96.76.417.84.7..12.05.732.46.723.65.523.84.851.45.928.312.134.99.019.53.90.0.14.35.011.74.519.710.233.65.316.68.826.53.641.610.120.112.712.04.324.91.2
total100.0.100.0.100.0.100.0.100.0.100.0...100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
submontagnardpas 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...0.0.0.0.0.0.0.0.0.0.0.0.
0 (sans boisement)1.01.0....0.90.90.0.3.73.6....0.0.0.0.0.0.0.0...0.0.0.0.0.0.0.0.0.0.0.0...0.0.1.81.80.0.0.0.0.0.0.70.3
1-40 ans37.14.6....33.54.219.06.923.87.8....33.115.611.96.432.67.330.212.6..50.035.513.69.034.49.220.46.90.0.28.46.1..0.0.26.25.649.220.40.0.36.85.229.91.6
41-80 ans18.03.6....16.63.327.97.928.38.0....22.914.219.17.717.66.023.812.0..0.0.7.57.219.37.714.25.925.722.016.65.0..50.025.334.66.033.919.5100.00.020.24.420.81.5
81-120 ans27.44.2....26.33.921.77.328.28.0....10.910.326.98.722.06.523.011.7..0.0.44.812.827.08.733.88.074.322.034.76.4..0.0.22.65.30.0.0.0.29.54.927.11.6
121-160 ans7.22.5....13.43.09.35.13.13.1....9.79.315.47.112.15.10.0...50.035.56.26.011.66.314.46.00.0.12.64.5..0.0.1.51.50.0.0.0.4.72.38.81.1
>160 ans1.91.4....0.80.80.0.0.0.....0.0.0.0.0.0.0.0...0.0.0.0.3.93.80.0.0.0.0.0...0.0.0.0.0.0.0.0.0.0.0.60.3
peuplements inéquiens7.32.5....8.52.622.07.412.86.0....23.414.326.88.715.85.923.011.7..0.0.27.911.83.93.817.16.40.0.7.73.7..50.025.313.34.416.915.50.0.8.73.212.11.3
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...100.0.100.0.100.0.100.0.100.0.100.0.
hyperinsubrique et collinéenpas d'indication............0.0...0.0...................0.0.0.0...0.0.0.0...0.0.0.0.
0 (sans boisement)............22.119.2..0.0...................0.0.0.0...0.0.0.0...0.0.0.70.7
1-40 ans............0.0...11.610.9..................0.0.15.83.5..0.0.22.48.8..53.135.216.03.0
41-80 ans............39.021.8..46.316.7..................0.0.43.14.9..100.00.027.39.5..0.0.41.14.1
81-120 ans............39.021.8..0.0...................0.0.5.02.2..0.0.18.48.3..46.935.28.12.3
121-160 ans............0.0...0.0...................0.0.2.01.4..0.0.4.84.6..0.0.2.11.2
>160 ans............0.0...0.0...................0.0.1.71.2..0.0.0.0...0.0.1.30.9
peuplements inéquiens............0.0...42.216.3..................100.00.032.44.6..0.0.27.29.5..0.0.30.63.8
total............100.0...100.0...................100.0.100.0...100.0.100.0...100.0.100.0.
totalpas d'indication0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
0 (sans boisement)0.90.96.05.80.0.2.30.70.0.1.81.322.119.20.0.3.40.90.0.1.01.00.0.0.0.4.02.71.51.00.0.0.0.4.62.60.0.0.30.30.0.1.30.82.61.09.38.70.0.1.70.2
1-40 ans34.34.30.0.26.69.118.51.819.45.723.24.10.0.22.66.610.61.513.53.724.43.814.63.76.05.813.55.119.83.530.37.519.54.312.94.226.55.312.52.018.65.917.32.412.22.038.313.532.53.817.90.6
41-80 ans20.43.612.08.010.96.012.31.525.46.324.44.039.021.814.55.513.71.715.13.914.13.28.23.025.811.08.03.98.92.522.37.014.43.912.84.018.54.632.92.923.26.417.62.414.02.122.211.517.33.116.70.7
81-120 ans27.94.053.313.047.410.020.01.827.56.529.84.339.021.813.55.212.21.631.75.023.43.711.43.428.911.04.02.831.24.030.67.733.55.224.65.132.45.68.81.77.24.018.12.59.01.815.19.933.53.919.70.7
121-160 ans7.32.313.08.711.66.313.21.510.64.52.91.70.0.14.35.417.81.915.23.913.33.015.53.911.07.421.55.611.72.711.25.314.73.924.85.111.13.74.21.29.44.515.32.311.31.90.0.6.82.112.40.6
>160 ans1.71.27.16.80.0.6.51.10.0.2.41.40.0.15.45.714.91.80.0.0.80.83.82.10.0.5.33.04.51.82.82.82.41.76.83.00.0.7.81.613.95.37.21.713.32.10.0.0.0.6.90.5
peuplements inéquiens7.32.48.78.23.43.427.22.017.15.515.53.50.0.19.56.227.42.224.64.723.13.846.65.428.410.943.77.022.43.62.82.815.53.913.54.211.63.833.42.927.86.923.22.737.62.915.19.99.92.524.90.8
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Inventaire forestier national suisse, 06.03.2024 #1213419/395168

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. 1213419. Birmensdorf, Swiss Federal Research Institute WSL

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