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IFN2IFN5
évolution: volume des arbres vifs (bois de tige)
forêt de protection contre des avalanches (2022) · essence principale
découpage régional: région économique
unité: %
ensemble analysé: forêt accessible sans la forêt buissonnante IFN1-IFN5
réseau: réseau 1,4 km, sous-réseaux 1 à 5
évolution 1993/95–2018/26
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
forêt de protection contre des avalanches (2022)essence principale%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±
pas d'indicationpas d'indication..............................
épicéa..............................
sapin..............................
pin..............................
mélèze..............................
arole..............................
autres résineux..............................
hêtre..............................
érable..............................
frêne..............................
chêne..............................
châtaignier..............................
autres feuillus..............................
indéterminable..............................
total..............................
à l'intérieurpas d'indication..............................
épicéa-11.715.9........-37.727.918.912.6-17.028.8-1.615.116.69.023.421.925.99.917.212.97.914.211.15.4
sapin31.427.7........87.029.8-33.534.46.427.182.825.137.033.614.921.565.030.751.93.8-11.124.232.612.4
pin26.415.5..........-0.930.710.40.0-100.00.0....-1.922.33.511.4-57.49.6-6.911.0
mélèze................-44.352.2-100.00.0..29.49.423.810.241.06.928.76.2
arole................-100.00.0....46.620.353.318.5..47.114.3
autres résineux..............386.00.0......-37.10.0....484.7321.1
hêtre26.624.8........189.672.124.49.78.114.626.629.940.431.2131.372.767.811.3-7.58.0110.520.236.89.9
érable12.59.3........-14.220.8143.350.8-16.234.518.240.042.632.3-9.025.970.798.9..175.20.021.616.9
frêne161.20.0........99.60.0-100.00.063.10.011.548.8377.5620.3-29.061.5102.579.7..388.50.035.634.9
chêne............9.70.0........190.30.0..-100.00.043.350.4
châtaignier..............................
autres feuillus59.930.4........140.6270.751.081.3..3.558.9-84.319.635.649.782.565.1111.5130.711.828.151.632.4
indéterminable..............................
total16.411.3........-7.630.517.111.0-4.521.210.312.824.111.629.317.829.26.917.68.514.510.718.24.0
à l'extérieurpas d'indication..............................
épicéa-17.05.0-37.111.8-51.39.2-46.46.3-39.45.9-10.910.4-24.35.8-5.46.69.910.12.913.6-9.415.628.27.412.35.742.518.9-13.52.2
sapin22.26.7-0.426.032.224.3-7.38.5-0.910.17.519.84.57.027.912.329.314.074.721.09.318.196.338.835.614.976.920.513.73.5
pin-12.09.1-29.411.2-48.612.7-23.811.6-43.07.9..19.723.5-47.727.2119.053.718.013.5..2.610.0-4.19.14.230.6-18.34.0
mélèze-15.217.9-16.242.047.880.0-31.132.7-13.516.6..-75.329.24.620.3-3.538.7..-30.525.425.96.821.97.248.28.923.64.3
arole................58.90.0....4.717.28.216.3703.30.08.012.7
autres résineux212.463.0237.149.0-43.167.491.848.8137.936.4-100.00.048.014.3191.7115.0144.80.052.670.8-5.76.6-31.338.3199.886.8583.416.3112.632.9
hêtre-2.94.6-14.57.911.211.1-11.87.53.35.813.515.73.39.17.99.518.113.087.627.24.719.730.419.710.719.266.09.74.32.5
érable46.69.35.816.0336.9202.0109.047.246.516.998.021.735.523.432.914.825.820.859.713.824.017.4212.581.4175.481.7151.963.049.26.3
frêne-21.511.01.215.432.228.78.917.9-8.410.859.112.630.229.819.314.533.051.059.947.0-13.632.769.233.03.118.4212.584.311.86.3
chêne10.412.28.024.2-18.416.1-6.215.0-3.913.74.370.2-5.748.9-36.226.556.423.863.717.8..123.327.442.74.328.618.12.66.4
châtaignier....-100.00.0................-3.123.535.939.116.38.316.08.1
autres feuillus-0.611.70.114.361.441.942.330.89.814.8-7.924.623.327.0-7.015.81.330.033.646.8-21.914.250.526.745.636.955.815.227.56.6
indéterminable..............................
total-0.83.0-14.76.0-15.97.3-20.94.1-16.33.8-1.59.0-8.74.24.95.313.67.724.512.2-4.310.130.05.014.24.347.26.90.01.4
totalpas d'indication..............................
épicéa-16.84.9-37.111.8-51.39.2-46.46.3-39.45.9-12.79.9-21.05.5-6.06.56.98.46.211.00.513.027.45.912.85.230.813.7-10.82.1
sapin22.66.5-0.426.032.224.3-7.38.5-0.910.111.519.43.76.926.811.745.213.554.221.211.214.287.029.036.514.248.819.714.93.3
pin-10.18.8-29.411.2-48.612.7-23.811.6-43.07.9..15.619.7-30.223.5-42.448.822.014.5..1.39.6-3.08.0-29.719.1-17.13.8
mélèze-15.217.9-16.242.047.880.0-31.132.7-13.516.6..-75.329.24.620.3-12.031.8-100.00.0-30.525.427.05.522.26.446.46.824.83.6
arole................-10.055.3....21.614.313.914.9703.30.016.810.9
autres résineux212.463.0237.149.0-43.167.491.848.8137.936.4-100.00.049.515.3216.3112.1144.80.052.670.8-5.76.6-31.536.2256.4125.5583.416.3113.432.9
hêtre-2.24.6-14.57.911.211.1-11.87.53.35.819.316.05.38.57.99.019.811.977.321.821.920.639.916.54.612.967.69.55.72.5
érable45.79.05.816.0336.9202.0109.047.246.516.960.126.643.822.931.914.424.418.557.613.016.614.7169.580.3175.481.7152.661.447.36.0
frêne-21.011.11.215.432.228.78.917.9-8.410.859.412.527.829.420.414.230.144.163.548.3-15.429.475.831.43.118.4213.684.012.16.2
chêne10.412.28.024.2-18.416.1-6.215.0-3.913.74.370.2-4.946.9-36.226.556.423.863.717.8..125.026.842.74.328.418.12.66.4
châtaignier....-100.00.0................-3.123.535.939.116.48.316.18.1
autres feuillus0.611.50.114.361.441.942.330.89.814.8-3.325.323.926.5-6.715.81.329.317.841.0-14.914.254.324.951.636.055.215.028.16.5
indéterminable..............................
total-0.33.0-14.76.0-15.97.3-20.94.1-16.33.8-1.98.6-7.04.14.45.112.86.624.49.54.19.029.74.114.63.941.56.11.61.3
© WSL, Inventaire forestier national suisse, 06.03.2024 #1408493/590272

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. 1408493. Birmensdorf, Swiss Federal Research Institute WSL

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