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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 IFN4/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.....5.33.7....1.51.1
1-40 ans................11.73.7....................23.910.4....5.43.7....11.52.8
41-80 ans................11.53.6....................35.011.6....5.53.8....12.82.9
81-120 ans................9.03.2....................0.0.....2.82.8....6.12.1
121-160 ans................9.03.2....................6.15.9....8.24.5....8.42.4
>160 ans................20.44.6....................0.0.....18.96.4....17.43.3
peuplements inéquiens................38.45.5....................35.011.6....53.98.2....42.44.3
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.....0.0.
0 (sans boisement)......2.52.5..0.0...0.0.3.51.5..0.0...0.0.11.911.20.0.....0.0...0.0.0.0.0.0.4.32.1....2.90.9
1-40 ans......6.43.6..0.0...0.0.12.02.7..0.0...0.0.0.0.29.514.4....0.0...13.05.040.215.59.59.118.24.0....13.41.7
41-80 ans......5.83.3..100.00.0..0.0.7.02.1..0.0...40.329.512.111.40.0.....24.921.6..13.35.19.99.40.0.4.22.1....7.31.3
81-120 ans......5.83.3..0.0...0.0.9.82.5..0.0...0.0.0.0.9.79.2....0.0...9.34.40.0.0.0.4.32.1....6.81.3
121-160 ans......2.02.0..0.0...38.521.618.63.3..0.0...31.926.70.0.0.0.....25.121.7..2.42.30.0.19.412.48.93.0....11.21.6
>160 ans......7.73.7..0.0...0.0.16.03.1..0.0...0.0.11.510.919.812.6....25.121.7..14.05.210.39.731.014.822.54.3....16.21.9
peuplements inéquiens......69.86.6..0.0...61.521.633.03.9..100.00.0..27.824.764.516.840.915.7....24.921.6..48.07.639.615.540.115.637.65.0....42.22.5
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.
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)......6.43.1..0.0...0.0.4.21.4..0.0.0.0.0.0.6.86.614.39.4....10.09.4..1.61.50.0.0.0.0.70.7100.00.0..3.40.8
1-40 ans......18.95.1..25.412.3..0.0.21.22.8..29.016.8100.00.054.235.10.0.23.011.6....10.09.4..17.54.717.79.332.28.821.83.50.0...20.61.6
41-80 ans......13.84.3..20.510.7..16.114.814.62.4..11.010.50.0.0.0.15.09.80.0.....0.0...14.64.517.79.33.43.316.63.20.0...13.91.4
81-120 ans......6.02.9..28.112.0..0.0.11.92.2..0.0.0.0.45.835.10.0.7.16.8....14.89.8..11.84.212.07.99.85.48.82.40.0...10.21.2
121-160 ans......15.44.5..0.0...17.115.615.12.5..0.0.0.0.0.0.11.67.818.39.7....16.911.1..10.24.06.15.99.35.112.62.80.0...12.91.4
>160 ans......12.74.2..12.58.3..34.219.511.42.2..12.611.80.0.0.0.11.67.814.39.3....13.89.2..15.54.717.39.117.17.07.12.20.0...11.71.3
peuplements inéquiens......26.85.6..13.48.9..32.519.021.62.8..47.317.80.0.0.0.55.013.023.211.7....34.614.0..28.85.929.211.028.28.532.44.00.0...27.21.8
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)0.0.5.65.50.0.1.60.80.0.1.21.2..0.0.1.81.80.0.1.51.50.0.0.0.0.0.0.0.0.0.0.0.3.42.30.0.1.01.00.0.1.30.90.0.0.0.0.0.1.00.3
1-40 ans8.58.10.0.26.69.114.02.117.99.322.25.2..26.07.410.54.114.24.521.74.610.53.514.79.619.87.720.23.819.812.518.85.616.55.021.110.822.04.041.210.515.22.910.85.952.314.425.05.717.81.0
41-80 ans42.314.211.27.510.96.010.61.923.310.326.05.2..19.66.614.44.713.44.412.23.85.62.720.610.59.75.49.72.830.014.514.55.115.04.626.711.433.74.718.18.211.32.521.37.814.29.415.24.715.11.0
81-120 ans33.013.549.712.647.410.022.02.535.111.628.75.3..15.65.915.24.733.86.125.54.89.43.426.511.46.84.732.14.440.115.533.36.822.75.326.111.38.32.84.84.718.03.114.76.816.710.838.06.322.81.1
121-160 ans8.17.812.28.111.66.314.02.111.67.73.22.3..10.55.019.35.215.14.715.84.019.64.712.28.227.88.012.43.010.09.515.05.223.95.46.56.31.11.113.67.321.53.313.96.50.0.10.03.914.00.9
>160 ans0.0.13.28.70.0.6.71.66.26.01.21.2..11.65.53.32.30.0.0.0.4.42.50.0.0.0.4.41.90.0.4.12.93.42.30.0.5.02.28.86.05.81.93.83.70.0.0.0.4.10.5
peuplements inéquiens8.17.88.17.73.43.431.12.95.95.717.34.6..16.76.335.46.423.65.523.24.750.65.926.011.435.88.821.23.90.0.14.35.015.24.719.710.228.94.513.67.326.93.535.59.116.710.811.84.225.11.2
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...0.0.1.81.70.0.0.0.0.0.0.70.3
1-40 ans37.74.6....34.04.217.86.523.87.8....33.115.611.96.432.67.330.212.6..50.035.513.69.034.49.222.06.90.0.27.45.9..0.0.25.45.442.418.70.0.38.35.230.01.6
41-80 ans17.93.6....16.53.326.27.528.38.0....22.914.219.17.717.66.023.812.0..0.0.7.57.219.37.713.55.625.722.015.94.9..60.722.035.15.929.217.3100.00.019.84.320.61.5
81-120 ans27.14.2....26.13.823.57.328.28.0....10.910.326.98.722.06.523.011.7..0.0.44.812.827.08.731.97.674.322.035.16.3..0.0.21.95.20.0.0.0.28.84.926.91.6
121-160 ans7.12.4....13.33.011.75.53.13.1....9.79.315.47.112.15.10.0...50.035.56.26.011.66.316.36.10.0.12.24.3..0.0.1.51.50.0.0.0.4.52.29.01.1
>160 ans1.91.3....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 inéquiens7.22.5....8.42.520.77.012.86.0....23.414.326.88.715.85.923.011.7..0.0.27.911.83.93.816.26.00.0.9.44.0..39.322.014.44.428.517.10.0.8.53.112.31.2
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.
hyperinsubrique et collinéenpas d'indication............0.0...0.0...................0.0.0.0...0.0.0.0...0.0.0.0.
0 (sans boisement)............15.514.2..0.0...................0.0.0.0...0.0.0.0...0.0.0.60.6
1-40 ans............29.917.6..11.610.9..................0.0.20.53.7..0.0.27.78.9..53.135.221.43.2
41-80 ans............27.316.6..46.316.7..................0.0.39.44.5..100.00.024.08.6..0.0.37.43.8
81-120 ans............27.316.6..0.0...................0.0.4.51.9..0.0.16.27.4..46.935.27.32.0
121-160 ans............0.0...0.0...................0.0.1.81.3..0.0.4.24.1..0.0.1.91.1
>160 ans............0.0...0.0...................0.0.1.61.1..0.0.0.0...0.0.1.10.8
peuplements inéquiens............0.0...42.216.3..................100.00.032.34.3..0.0.27.99.0..0.0.30.33.6
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)0.90.95.65.50.0.2.10.70.0.1.71.215.514.20.0.2.90.70.0.1.01.00.0.0.0.3.72.51.30.90.0.0.0.4.12.30.0.0.60.40.0.1.20.72.10.88.07.70.0.1.60.2
1-40 ans34.94.30.0.26.69.118.91.717.95.322.84.029.917.619.75.816.01.613.53.725.23.814.43.616.18.512.54.720.43.330.37.520.24.313.84.025.75.119.72.129.86.219.12.418.92.140.912.833.23.820.20.6
41-80 ans20.33.611.27.510.96.012.01.425.36.126.64.127.316.617.05.512.71.515.13.913.73.18.12.921.79.511.14.37.92.222.37.014.13.813.73.917.94.530.02.520.35.516.62.313.11.924.811.017.63.116.20.6
81-120 ans27.74.049.712.647.410.019.41.727.46.228.34.127.316.611.84.511.01.431.75.022.73.611.33.424.29.53.72.629.63.730.67.732.75.122.84.632.85.57.21.45.73.217.12.37.71.513.18.632.83.818.10.6
121-160 ans7.22.312.28.111.66.312.81.511.74.52.81.60.0.14.45.115.21.615.23.913.63.016.54.014.17.620.05.211.52.511.25.315.64.021.74.610.83.63.31.07.43.615.02.210.21.70.0.6.72.011.60.5
>160 ans1.71.213.28.70.0.6.11.12.12.02.21.30.0.13.45.112.71.50.0.0.80.83.72.10.0.4.92.85.91.92.82.82.31.65.92.60.0.6.51.311.04.26.61.611.91.80.0.0.0.6.50.4
peuplements inéquiens7.32.38.17.73.43.428.72.015.85.115.53.40.0.23.76.229.42.024.64.723.13.746.05.423.99.544.16.823.43.52.82.815.13.918.04.412.84.032.82.625.76.024.32.736.12.713.18.69.72.525.80.7
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Inventaire forestier national suisse, 06.03.2024 #1351757/533514

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. 1351757. Birmensdorf, Swiss Federal Research Institute WSL

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