Recherche dans d’anciens sets de données

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Résultat de la recherche: 155778 inscriptions 6491 pages
IFN1
surface forestière
fertilité · âge du peuplement (classes de 40 ans)
unité d'interprétation: canton
unité: %
ensemble analysé: forêt accessible sans la forêt buissonnante IFN1/IFN2/IFN3/IFN4
réseau: réseau 1,4 x 1,4 km
état1983/85
canton
AGAIARBEBL/BSFRGEGLGRJULUNENWOWSGSHSOSZTGTIURVDVSZGZH Suisse
fertilitéâge du peuplement (classes de 40 ans) %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
faible0 (sans boisement)0.0.0.0...0.0.0.0.0.0...0.0.0.0.0.0.0.0.9.58.90.0.2.72.70.0.0.0.0.0.0.0.0.0.0.0.0.0.2.02.02.11.5..0.0.0.80.4
1 à 400.0.0.0...3.21.80.0.0.0...13.97.54.01.68.35.615.710.30.0.0.0.6.63.84.74.60.0.7.75.49.96.80.0.0.0.7.37.14.12.85.32.3..33.327.44.90.8
41 à 8030.712.924.621.1..13.93.418.69.711.97.9..5.45.34.01.616.67.623.612.120.810.911.811.316.76.28.45.8100.0.14.66.90.0.0.0.0.0.0.0.26.26.06.32.5..33.327.411.31.2
81 à 12061.313.625.122.3..20.14.041.412.325.610.9..9.66.65.31.841.010.025.512.717.79.531.215.510.35.011.36.20.0.45.310.09.56.5100.0.8.38.012.68.69.94.29.12.9..0.0.16.01.4
121 à 1600.0.25.122.3..14.93.611.98.014.98.0..18.28.37.52.28.35.69.79.28.38.00.0.5.33.714.57.60.0.3.43.435.010.80.0.34.313.818.59.912.04.63.21.8..0.0.10.31.2
plus de 1600.0.0.0...6.12.40.0.4.74.6..24.79.623.03.40.0.0.0.0.0.0.0.8.24.512.86.80.0.0.0.15.78.40.0.16.310.618.49.111.54.416.93.7..0.0.12.31.3
peuplement inéquien8.07.625.122.3..41.94.928.210.942.911.7..28.29.856.34.025.88.925.512.943.813.157.016.450.28.148.310.50.0.29.09.229.910.30.0.41.014.243.212.634.46.657.25.0..33.327.444.31.9
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.
moyenne0 (sans boisement)..0.0.0.0.1.60.9..0.0...0.0.1.10.50.0.0.0.0.0.0.0.0.0.2.92.8..0.0.0.0...0.0.0.0.0.80.80.80.50.0.0.0.0.80.2
1 à 40..17.516.30.0.10.02.2..21.16.7..31.510.710.21.49.29.00.0.0.0.17.215.811.37.85.13.5..0.0.23.17.8..22.22.816.58.79.32.710.91.636.329.443.734.812.30.8
41 à 80..17.516.30.0.9.72.1..11.35.4..16.08.56.21.138.015.042.714.55.43.829.018.314.89.77.84.3..0.0.6.74.6..14.12.45.45.38.32.59.61.50.0.0.0.9.60.7
81 à 120..35.120.10.0.18.72.8..11.65.6..4.94.97.91.331.314.516.811.022.47.523.514.620.510.516.15.7..56.822.920.77.6..8.61.932.811.114.83.211.01.60.0.0.0.12.30.8
121 à 160..0.0.50.037.113.92.5..5.13.6..6.16.015.91.70.0.0.0.9.75.40.0.11.37.87.84.4..18.316.86.84.7..11.32.25.65.514.43.39.81.50.0.0.0.12.10.8
plus de 160..0.0.0.0.9.72.1..8.34.6..9.86.612.81.60.0.0.0.0.0.0.0.0.0.4.93.4..0.0.13.26.2..7.21.85.45.313.53.210.91.60.0.0.0.10.10.8
peuplement inéquien..29.917.750.037.136.43.4..42.58.4..31.610.945.82.321.513.240.614.462.48.630.218.142.112.655.37.9..24.821.029.68.4..36.53.334.311.438.94.546.92.663.729.456.334.842.71.2
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...100.0.100.0.100.0.100.0.100.0.100.0.100.0.
bonne0 (sans boisement)0.0.0.0.0.0.0.0.0.0.0.0...4.34.20.70.70.0.0.90.91.41.40.0.0.0.1.71.20.0.0.0.0.0.0.0.0.0.0.0.1.20.80.0.4.34.41.11.10.50.2
1 à 4017.64.816.610.518.97.07.21.616.06.614.64.0..18.38.426.73.86.63.210.93.05.22.59.08.711.16.014.73.325.18.916.55.47.83.212.66.038.43.013.86.510.42.40.0.15.58.79.13.316.60.9
41 à 8019.25.014.39.820.26.212.72.112.66.020.74.4..12.97.04.51.818.04.921.44.013.64.440.913.58.45.618.43.627.89.118.15.324.15.411.56.522.72.638.49.217.23.017.69.222.49.726.15.218.00.9
81 à 12026.45.540.613.429.08.129.72.836.68.714.84.0..27.49.59.22.540.86.332.14.415.44.517.110.419.27.921.13.711.46.320.55.712.24.125.58.86.41.517.67.318.43.018.99.814.78.031.45.520.40.9
121 à 16012.64.16.06.00.0.8.01.717.47.115.24.1..8.76.013.73.09.93.86.62.48.03.40.0.10.45.78.82.714.96.96.93.913.84.310.87.23.41.113.96.56.92.00.0.13.06.75.12.58.40.7
plus de 1600.0.0.0.0.0.1.10.60.0.0.0...14.17.513.73.01.71.70.0.0.0.0.0.0.0.0.0.0.0.0.0.2.92.10.0.1.60.83.13.06.52.019.39.95.25.10.0.2.60.4
peuplement inéquien24.15.422.611.832.08.141.23.117.36.634.85.3..14.37.731.44.023.05.328.14.456.56.033.013.350.99.935.34.520.88.338.07.039.26.239.510.527.52.713.16.239.53.944.312.524.910.227.25.333.41.1
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.
très bonne0 (sans boisement)0.0.0.0.0.0.0.80.63.02.90.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.1.51.50.0.0.0.7.27.10.0.0.0.0.0.1.81.30.0.0.0.0.0.0.60.2
1 à 4027.03.40.0.19.317.117.22.414.05.519.05.312.512.40.0.0.0.20.94.816.44.511.36.1100.0.15.710.522.25.330.18.020.94.814.59.426.94.536.821.30.0.19.53.720.713.131.018.721.92.920.61.1
41 à 8023.83.336.228.414.113.513.82.213.15.620.25.30.0.34.016.00.0.16.54.420.44.96.44.40.0.14.112.816.44.520.87.133.95.435.413.115.14.219.617.768.226.624.74.121.913.931.018.722.93.319.91.1
81 à 12032.23.60.0.52.321.030.22.930.87.424.95.80.0.44.917.0100.0.23.04.926.35.425.58.90.0.7.97.719.74.920.26.723.84.721.010.829.05.124.020.431.826.625.44.110.39.913.412.927.43.526.81.2
121 à 1601.30.90.0.0.0.4.01.215.95.59.03.412.512.40.0.0.0.15.14.23.02.13.73.70.0.0.0.1.51.50.0.0.0.15.39.84.32.20.0.0.0.5.52.20.0.11.210.63.31.54.60.6
plus de 1600.60.60.0.0.0.1.30.70.0.0.0.12.512.410.610.20.0.1.41.40.0.8.25.70.0.0.0.1.41.42.82.80.0.0.0.0.0.0.0.0.0.0.90.90.0.0.0.1.81.01.20.3
peuplement inéquien15.12.963.828.414.413.532.73.023.26.426.96.062.518.210.610.20.0.23.14.933.85.844.99.90.0.62.315.537.36.026.17.921.44.86.76.424.74.819.617.70.0.22.23.947.216.413.412.922.83.326.31.2
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
total0 (sans boisement)0.0.0.0.0.0.0.60.31.41.40.0.0.0.1.31.30.80.30.0.0.50.51.71.20.0.1.11.11.70.80.0.0.0.0.80.80.0.0.0.0.0.1.30.51.00.52.82.80.30.30.70.1
1 à 4023.02.712.36.617.86.210.51.112.13.415.82.612.512.418.24.511.91.213.22.612.32.34.51.713.36.59.72.913.92.227.55.716.73.112.32.823.53.630.82.012.34.011.61.59.71.321.88.118.42.214.80.5
41 à 8022.92.719.27.818.15.212.51.214.03.818.22.80.0.14.14.25.40.818.33.022.63.011.22.726.78.013.43.515.02.325.15.724.83.417.83.414.13.518.61.821.45.017.71.89.41.321.87.923.82.815.10.5
81 à 12032.22.932.39.330.27.426.11.534.85.218.52.90.0.18.14.57.71.032.53.528.83.219.13.321.97.814.73.918.92.416.04.527.43.514.73.129.14.57.51.221.25.118.11.810.91.412.65.828.02.919.00.5
121 à 1604.31.37.05.03.23.29.01.015.73.911.42.312.512.49.83.613.81.311.42.45.21.67.72.30.0.7.52.87.41.76.53.23.31.515.63.35.72.37.31.212.14.19.21.48.01.211.04.53.81.38.80.4
plus de 1600.40.40.0.0.0.3.80.70.0.1.80.912.512.415.74.415.11.31.20.90.0.1.51.10.0.3.41.92.51.01.51.50.0.6.82.20.0.4.30.97.33.27.61.312.21.43.33.31.20.75.70.3
peuplement inéquien17.22.529.29.130.87.337.51.722.14.334.33.562.518.222.75.045.31.823.33.230.73.354.44.138.19.050.25.340.63.123.45.627.83.631.94.127.74.431.42.125.75.334.42.248.92.226.78.624.62.835.80.6
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Inventaire forestier national suisse, 07.07.2020 #831776/298107
IFN1
surface forestière
fertilité · âge du peuplement (classes de 40 ans)
unité d'interprétation: canton
unité: %
ensemble analysé: forêt accessible sans la forêt buissonnante
réseau: réseau 1,4 x 1,4 km
état1983/85
canton
AGAIARBEBL/BSFRGEGLGRJULUNENWOWSGSHSOSZTGTIURVDVSZGZH Suisse
fertilitéâge du peuplement (classes de 40 ans) %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
faible0 (sans boisement)0.0.0.0...0.0.0.0.0.0...0.0.0.0.0.0.0.0.9.58.90.0.2.72.60.0.0.0.0.0.0.0.0.0.0.0.0.0.2.01.92.01.4..0.0.0.80.4
1 à 400.0.0.0...3.11.70.0.0.0...13.97.53.81.58.05.415.710.30.0.0.0.6.43.77.45.10.0.7.75.49.06.20.0.0.0.7.37.14.02.85.12.2..33.327.44.90.8
41 à 8028.512.224.621.1..14.53.518.69.711.37.6..5.45.33.81.515.97.423.612.120.810.911.811.316.46.17.45.1100.0.14.66.90.0.0.0.0.0.0.0.25.86.06.02.4..33.327.411.11.2
81 à 12056.813.325.122.3..19.53.941.412.324.310.5..9.66.65.11.739.49.825.512.717.79.531.215.510.14.910.05.50.0.45.310.012.66.9100.0.8.38.012.68.611.44.411.53.1..0.0.16.21.4
121 à 1600.0.25.122.3..14.43.511.98.014.17.6..18.28.37.22.18.05.49.79.28.38.00.0.5.33.612.86.80.0.3.43.431.910.10.0.34.313.818.59.911.84.53.01.7..0.0.9.91.1
plus de 1600.0.0.0...6.82.50.0.4.54.4..24.79.622.13.30.0.0.0.0.0.0.0.8.04.511.36.00.0.0.0.14.37.70.0.16.310.618.49.111.34.417.13.7..0.0.12.21.2
peuplement inéquien14.79.625.122.3..41.74.928.210.945.911.5..28.29.858.03.928.79.025.512.943.813.157.016.451.18.051.19.80.0.29.09.232.210.00.0.41.014.243.212.633.86.555.34.9..33.327.445.01.9
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.
moyenne0 (sans boisement)..0.0.0.0.1.50.9..0.0...0.0.1.10.50.0.0.0.0.0.0.0.0.0.2.62.6..0.0.0.0...0.50.50.0.0.80.80.80.50.0.0.0.0.90.2
1 à 40..17.516.30.0.10.02.1..21.16.7..31.510.710.21.49.29.00.0.0.0.17.215.811.37.84.73.3..0.0.22.37.6..23.52.815.78.48.82.511.21.636.329.443.734.812.50.8
41 à 80..17.516.30.0.9.32.0..11.35.4..16.08.56.21.138.015.039.713.85.23.629.018.314.89.77.24.0..0.0.6.44.5..13.52.35.15.08.72.59.71.50.0.0.0.9.40.7
81 à 120..35.120.10.0.18.42.7..11.65.6..4.94.98.01.331.314.522.511.721.77.323.514.620.510.514.95.3..56.822.920.07.4..8.61.931.310.714.03.111.11.60.0.0.0.12.20.8
121 à 160..0.0.50.037.113.82.4..5.13.6..6.16.016.11.70.0.0.0.12.66.00.0.11.37.87.34.1..18.316.86.64.6..10.82.15.45.314.43.29.61.40.0.0.0.12.10.8
plus de 160..0.0.0.0.9.32.0..8.34.6..9.86.612.51.50.0.0.0.0.0.0.0.0.0.4.63.2..0.0.12.76.0..7.31.75.15.012.83.010.51.50.0.0.0.9.80.7
peuplement inéquien..29.917.750.037.137.83.4..42.58.4..31.610.946.02.321.513.237.813.660.48.530.218.142.112.658.67.6..24.821.032.08.5..35.83.237.411.340.64.447.22.563.729.456.334.843.21.2
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...100.0.100.0.100.0.100.0.100.0.100.0.100.0.
bonne0 (sans boisement)0.0.0.0.0.0.0.0.0.0.0.0...4.14.01.51.00.0.0.80.81.31.30.0.0.0.1.61.10.0.0.0.0.0.0.0.0.30.30.0.1.20.80.0.4.14.11.11.10.60.2
1 à 4017.64.816.610.518.97.07.61.615.66.414.23.9..17.58.027.03.76.63.211.32.94.92.49.08.710.35.613.73.125.18.916.55.47.43.115.36.438.52.912.56.010.12.36.15.914.78.29.03.316.70.9
41 à 8019.25.014.39.820.26.212.52.012.35.820.34.3..12.36.74.31.718.04.921.33.912.94.240.913.57.85.217.93.427.89.118.15.322.75.211.26.322.02.541.48.917.32.916.58.721.39.327.15.217.80.9
81 à 12026.45.540.613.429.08.128.92.835.68.514.43.9..26.19.18.82.440.86.331.64.314.64.317.110.417.87.419.73.511.46.320.55.713.14.124.78.56.31.518.87.117.92.917.79.314.07.731.05.419.90.9
121 à 16012.64.16.06.00.0.7.71.617.06.914.84.0..8.35.713.12.99.93.86.32.37.63.30.0.9.75.39.32.714.96.96.93.913.04.110.57.03.51.112.65.97.32.00.0.12.46.45.02.58.30.6
plus de 1600.0.0.0.0.0.1.10.60.0.0.0...13.47.213.12.91.71.70.0.0.0.0.0.0.0.0.80.80.0.0.0.2.82.00.0.1.50.82.82.76.31.918.19.44.94.90.0.2.60.4
peuplement inéquien24.15.422.611.832.08.142.23.019.56.736.25.3..18.48.332.24.023.05.328.74.358.75.833.013.354.49.537.04.420.88.338.07.041.16.138.310.227.82.611.95.740.13.841.612.028.610.526.85.334.21.1
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.
très bonne0 (sans boisement)0.0.0.0.0.0.0.80.53.02.90.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.1.51.50.0.0.0.6.86.60.0.0.0.0.0.1.71.20.0.0.0.0.0.0.50.2
1 à 4027.13.30.0.19.317.117.22.414.05.518.75.212.512.40.0.0.0.19.54.515.94.411.36.1100.0.15.710.521.95.230.18.020.44.713.58.826.94.530.718.50.0.19.03.620.713.131.018.722.32.920.51.1
41 à 8023.43.336.228.414.113.513.92.213.15.619.95.20.0.41.615.70.0.16.84.319.84.76.44.40.0.14.112.816.14.520.87.133.15.333.112.515.14.232.819.268.226.625.94.121.913.931.018.722.63.319.91.1
81 à 12031.53.60.0.52.321.030.42.930.87.424.65.80.0.39.715.8100.0.22.94.725.55.225.58.90.0.7.97.719.44.920.26.723.34.619.610.229.05.120.117.531.826.624.74.010.39.913.412.927.03.426.41.2
121 à 1601.30.90.0.0.0.4.31.315.95.58.83.312.512.40.0.0.0.14.14.02.92.03.73.70.0.0.0.1.51.50.0.1.01.014.39.24.32.20.0.0.0.5.42.10.0.11.210.63.21.44.60.6
plus de 1600.60.60.0.0.0.1.20.70.0.0.0.12.512.49.49.10.0.1.31.30.0.8.25.70.0.0.0.1.41.42.82.80.0.0.0.0.0.0.0.0.0.0.90.80.0.0.0.1.71.01.20.3
peuplement inéquien16.12.963.828.414.413.532.12.923.26.428.06.062.518.29.49.10.0.25.44.935.85.844.99.90.0.62.315.538.26.026.17.922.24.812.78.324.74.816.415.10.0.22.53.947.216.413.412.923.23.326.71.2
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
total0 (sans boisement)0.0.0.0.0.0.0.60.31.41.40.0.0.0.1.31.20.90.30.0.0.40.41.61.20.0.1.11.11.60.80.0.0.0.0.80.80.0.0.40.30.0.1.30.51.00.42.72.70.30.30.70.1
1 à 4023.02.612.36.617.86.210.61.112.03.415.52.612.512.417.74.411.91.212.82.512.32.24.41.616.47.09.42.813.42.127.55.716.53.111.62.624.03.631.42.011.63.811.21.410.01.321.17.818.62.214.90.5
41 à 8022.52.619.27.818.15.212.41.113.83.717.82.70.0.15.34.35.30.818.32.922.22.910.82.625.87.713.03.414.52.225.15.724.53.316.83.314.03.518.21.723.25.118.01.89.31.321.17.723.92.814.90.5
81 à 12031.72.932.39.330.27.425.71.534.55.118.22.80.0.17.64.37.61.032.03.528.63.118.53.221.17.514.23.717.72.316.04.527.13.415.33.128.94.57.51.221.35.017.71.811.41.412.25.727.62.818.70.5
121 à 1604.21.37.05.03.23.28.91.015.53.811.22.212.512.49.53.513.71.211.02.35.01.58.12.30.0.7.32.77.41.76.53.23.71.514.73.15.62.37.11.111.53.99.31.47.81.110.74.33.71.28.70.4
plus de 1600.40.40.0.0.0.3.80.70.0.1.80.912.512.415.24.314.61.31.20.80.0.1.41.00.0.3.31.92.81.01.51.50.0.6.42.10.0.4.20.96.93.07.31.211.91.43.23.21.10.75.60.3
peuplement inéquien18.12.529.29.130.87.337.91.722.84.335.53.562.518.223.55.045.91.824.83.231.53.255.14.036.78.851.85.242.63.123.45.628.23.634.44.027.54.431.22.025.65.235.22.248.62.229.08.724.72.836.50.6
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Inventaire forestier national suisse, 07.07.2020 #831777/298108
IFN1
surface forestière
fertilité · âge du peuplement (classes de 40 ans)
unité d'interprétation: canton
unité: %
ensemble analysé: forêt accessible sans la forêt buissonnante
réseau: réseau terrestre IFN1
état1983/85
canton
AGAIARBEBL/BSFRGEGLGRJULUNENWOWSGSHSOSZTGTIURVDVSZGZH Suisse
fertilitéâge du peuplement (classes de 40 ans) %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
faible0 (sans boisement)0.0.0.0...0.40.40.0.2.42.4..2.42.40.0.0.0.0.0.11.86.20.0.2.61.80.0.0.0.0.0.0.0.0.0.0.0.0.0.1.91.31.00.70.0.0.0.0.90.3
1 à 404.74.60.0...5.51.58.04.57.54.2..11.44.83.71.18.03.914.47.80.0.4.74.55.82.68.13.533.027.24.73.35.73.90.0.0.0.6.54.55.72.35.81.70.0.17.716.05.70.6
41 à 8034.610.016.815.0..10.92.115.75.914.65.5..7.64.25.11.321.86.124.89.721.27.710.26.913.84.06.73.233.027.217.65.76.14.20.0.0.0.6.44.319.23.86.81.80.0.33.319.311.00.9
81 à 12043.010.312.712.2..22.02.834.07.717.66.1..13.75.36.11.434.86.925.09.720.77.630.310.511.83.813.44.234.027.448.67.611.25.353.535.28.75.912.66.012.63.29.52.1100.0.15.614.516.31.0
121 à 1600.0.38.118.2..15.92.511.05.215.05.7..16.45.77.51.56.43.65.55.34.04.00.0.9.73.59.83.80.0.2.02.026.47.646.535.221.68.58.95.013.43.35.31.60.0.0.0.10.20.8
plus de 1600.0.0.0...8.01.80.0.2.32.3..18.65.919.62.30.0.0.0.0.0.15.08.110.23.511.54.10.0.0.0.11.95.60.0.17.47.912.55.812.33.214.92.60.0.0.0.11.40.9
peuplement inéquien17.68.032.418.8..37.43.231.37.540.57.7..29.97.057.92.929.16.630.310.442.39.439.811.146.15.750.56.40.0.27.16.738.68.40.0.52.310.452.98.835.04.756.73.60.0.33.319.344.61.3
total100.0.100.0...100.0.100.0.100.0...100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
moyenne0 (sans boisement)..0.0.0.0.1.50.60.0.0.0...2.92.80.90.30.0.0.0.0.0.0.0.0.0.2.41.7..0.0.0.0...0.40.30.0.0.80.61.30.40.0.0.0.1.00.2
1 à 40..9.69.321.018.98.61.429.925.614.64.3..26.97.610.81.015.210.02.32.30.0.9.28.87.64.38.23.0..0.0.18.35.0..21.11.915.05.79.41.811.61.117.316.030.225.912.10.6
41 à 80..19.212.40.0.9.31.535.128.016.54.6..8.94.95.50.729.712.430.07.03.02.127.113.510.55.79.63.2..12.812.010.13.9..13.21.67.74.48.31.79.31.00.0.0.0.9.10.5
81 à 120..29.314.60.0.17.81.935.128.013.54.2..14.86.18.70.938.613.327.96.921.25.217.511.29.75.313.03.5..53.817.013.54.5..9.11.317.86.114.82.211.71.117.316.00.0.12.30.6
121 à 160..19.212.421.018.913.71.70.0.7.43.2..5.94.115.61.20.0.0.0.8.03.50.0.14.86.28.02.9..22.614.46.93.3..11.01.513.05.513.72.210.21.10.0.0.0.12.20.6
plus de 160..0.0.0.0.11.61.60.0.6.23.0..8.64.811.91.00.0.0.0.1.81.88.88.50.0.4.62.2..0.0.11.84.2..6.21.19.94.710.51.910.01.10.0.0.0.9.50.5
peuplement inéquien..22.813.858.022.737.52.40.0.41.76.1..32.08.146.61.616.410.539.77.566.06.037.414.457.38.754.15.4..10.810.239.46.3..39.12.336.77.842.53.145.91.865.520.069.825.943.80.9
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...100.0.100.0...100.0.100.0.100.0.100.0.100.0.100.0.100.0.
bonne0 (sans boisement)0.0.0.0.0.0.0.70.40.0.0.60.60.0.3.92.71.10.60.0.0.40.40.60.66.34.30.0.1.70.80.0.0.0.0.70.70.0.0.20.20.0.0.90.50.0.2.72.70.60.60.70.1
1 à 4020.13.524.38.016.14.88.61.217.24.913.12.50.0.12.44.823.72.510.12.810.22.06.21.912.05.710.64.114.02.219.15.322.83.99.92.517.75.740.62.013.24.612.31.86.34.313.35.68.72.117.40.6
41 à 8022.23.68.74.816.74.612.81.416.35.017.12.80.0.17.75.46.81.516.03.427.02.912.12.625.57.014.15.016.92.428.36.221.03.816.53.216.05.621.41.730.96.416.92.121.97.317.96.126.93.517.70.6
81 à 12026.03.833.38.322.65.527.11.927.96.019.03.10.0.20.75.86.11.441.04.632.33.113.72.811.75.617.55.422.42.59.34.024.44.019.53.432.37.17.21.112.54.517.72.117.76.613.45.727.23.519.60.6
121 à 16010.22.715.86.80.0.7.71.117.95.112.12.50.0.12.54.915.72.211.32.93.91.36.82.00.0.9.44.09.21.810.84.14.72.112.52.87.44.13.50.815.15.07.41.43.23.110.64.73.51.48.00.4
plus de 1600.0.0.0.0.0.1.60.50.0.1.91.10.0.7.93.811.31.91.11.00.0.0.60.62.92.94.02.81.30.70.0.0.0.3.51.50.0.1.80.69.63.76.21.323.07.62.42.41.20.92.90.3
peuplement inéquien21.53.618.07.444.66.541.52.120.65.336.33.7100.0.24.96.335.32.920.63.726.22.959.93.941.68.544.47.034.63.032.56.527.14.237.54.226.66.825.41.818.85.438.52.728.08.039.78.131.83.733.70.8
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.
très bonne0 (sans boisement)0.0.0.0.0.0.0.80.41.11.10.0.0.0.0.0.0.0.0.0.0.0.0.0.11.911.20.0.0.90.90.0.0.0.3.63.50.0.0.0.0.0.0.90.60.0.0.0.0.0.0.40.1
1 à 4024.42.328.617.515.09.617.31.716.03.621.33.726.39.49.26.233.327.315.82.915.23.010.54.945.216.913.37.319.83.828.55.420.33.417.06.925.43.239.515.47.97.723.72.817.89.415.410.321.12.120.30.8
41 à 8022.52.218.916.812.88.514.31.618.94.017.93.58.86.031.110.50.0.14.72.822.83.67.44.121.413.713.08.413.73.220.04.928.93.729.98.414.72.719.712.539.416.024.72.829.411.132.613.323.82.419.80.8
81 à 12033.92.515.114.237.413.329.42.129.64.625.03.90.0.29.510.133.327.330.13.626.93.722.87.00.0.4.03.928.74.220.04.927.73.729.88.425.83.411.010.311.711.121.42.75.95.822.211.627.12.527.10.9
121 à 1602.50.90.0.0.0.6.21.118.44.07.82.44.44.45.85.733.327.216.72.93.71.65.13.50.0.6.56.31.71.26.12.92.61.310.25.73.81.40.0.0.0.5.11.46.05.87.67.23.21.05.80.5
plus de 1600.90.50.0.0.0.0.90.40.0.0.70.74.44.44.74.60.0.1.30.90.0.5.53.80.0.5.35.20.80.81.51.50.0.0.0.0.0.0.0.0.0.0.40.46.46.20.0.0.90.50.90.2
peuplement inéquien15.92.037.420.734.913.031.12.116.13.727.34.056.110.519.79.00.0.21.43.231.34.048.88.321.413.757.911.634.34.523.95.520.43.49.55.230.33.629.814.441.016.223.82.834.411.422.211.623.92.425.80.9
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.
total0 (sans boisement)0.0.0.0.0.0.0.90.20.50.50.50.30.0.2.71.30.80.20.0.0.20.21.50.74.32.41.10.71.40.50.0.0.0.0.80.60.0.0.30.20.0.1.00.31.20.31.71.70.20.20.70.1
1 à 4022.31.819.15.516.24.210.70.815.02.415.41.822.48.215.03.011.90.812.81.811.21.54.81.213.64.18.42.013.51.524.43.718.22.212.12.023.62.731.41.411.72.813.61.110.41.014.04.717.01.515.00.3
41 à 8023.01.912.74.514.93.712.20.817.82.717.01.97.55.214.73.05.60.616.72.025.82.110.41.821.04.513.22.513.71.524.13.923.92.415.42.214.82.417.41.219.03.416.81.29.50.918.95.124.81.914.70.3
81 à 12032.22.027.95.823.54.824.91.130.13.319.92.00.0.18.63.27.80.734.82.529.92.217.22.316.24.412.32.520.91.715.53.330.42.618.32.427.43.08.00.814.03.017.21.211.41.017.25.026.92.018.70.4
121 à 1604.40.917.45.11.51.59.80.716.52.710.31.53.73.711.12.714.10.912.81.83.50.96.61.50.0.10.22.37.41.28.12.53.91.112.72.14.91.57.00.812.02.99.20.99.00.98.63.23.30.89.00.3
plus de 1600.60.40.0.0.0.4.60.50.0.2.30.83.73.710.72.513.30.91.00.60.0.1.50.76.72.95.91.83.00.80.80.80.0.6.01.50.0.4.00.69.72.56.60.811.31.01.51.51.00.45.50.2
peuplement inéquien17.51.722.95.943.95.737.01.220.12.834.72.462.79.527.33.746.61.322.02.229.32.258.12.938.15.648.93.740.02.227.24.123.52.434.62.929.33.131.81.433.64.035.51.647.21.638.06.526.92.036.30.5
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Inventaire forestier national suisse, 07.07.2020 #831778/298109
IFN2
surface forestière
fertilité · âge du peuplement (classes de 40 ans)
unité d'interprétation: canton
unité: %
ensemble analysé: forêt accessible sans la forêt buissonnante IFN1/IFN2/IFN3/IFN4
réseau: réseau 1,4 x 1,4 km
état1993/95
canton
AGAIARBEBL/BSFRGEGLGRJULUNENWOWSGSHSOSZTGTIURVDVSZGZH Suisse
fertilitéâge du peuplement (classes de 40 ans) %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
faible0 (sans boisement)0.0.0.0...0.0.0.0.0.0...0.0.0.70.70.0.0.0.9.58.911.811.35.33.73.93.80.0.0.0.15.88.40.0.0.0.0.0.0.0.3.21.8..0.0.1.90.6
1 à 407.06.80.0...3.01.70.0.4.74.6..18.18.44.71.78.35.68.27.90.0.0.0.20.06.24.74.60.0.4.74.60.0.0.0.0.0.12.68.69.54.114.63.6..33.327.47.51.0
41 à 8014.99.80.0...19.03.911.98.017.79.4..4.44.32.61.346.010.223.612.118.69.811.110.617.26.213.17.2100.0.13.36.20.0.0.0.8.27.87.37.115.35.010.13.0..0.0.12.31.3
81 à 12070.112.625.122.3..24.14.342.811.856.211.9..5.45.36.32.024.48.633.313.926.011.543.016.414.25.919.47.90.0.46.59.99.86.7100.0.0.0.7.37.121.05.712.23.3..66.727.419.71.5
121 à 1608.07.625.122.3..21.54.117.19.24.74.6..15.28.114.02.812.76.99.79.229.112.20.0.2.62.622.58.80.0.25.18.832.610.20.0.25.512.711.27.521.15.78.12.7..0.0.15.31.4
plus de 1600.0.0.0...8.92.820.810.50.0...39.210.847.24.10.0.7.57.30.0.0.0.31.57.512.46.70.0.0.0.30.610.60.0.16.510.731.011.58.03.819.13.9..0.0.21.11.6
peuplement inéquien0.0.49.725.4..23.54.37.47.116.79.0..17.88.124.53.58.65.817.611.416.89.034.116.19.04.424.09.20.0.10.35.611.17.30.0.49.814.530.611.725.06.032.84.8..0.0.22.31.6
total100.0.100.0...100.0.100.0.100.0...100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0...100.0.100.0.
moyenne0 (sans boisement)..0.0.50.037.12.71.2..0.0...0.0.2.00.70.0.0.0.0.0.0.0.0.0.9.94.7..0.0.2.92.9..0.0.4.94.81.71.21.70.70.0.0.0.1.90.3
1 à 40..0.0.0.0.9.42.1..23.76.9..26.710.413.51.69.29.00.0.2.92.917.215.815.78.710.85.1..0.0.26.08.1..23.02.818.39.212.03.016.91.936.329.40.0.15.10.9
41 à 80..35.120.10.0.12.02.3..16.76.4..15.98.66.51.250.316.116.811.011.35.429.018.319.210.315.75.9..43.222.96.74.6..18.22.610.37.010.12.813.21.70.0.43.734.812.10.8
81 à 120..12.712.00.0.22.23.0..18.66.8..16.08.512.11.510.49.944.014.524.37.611.811.414.89.716.95.9..0.0.16.97.0..10.52.111.47.624.13.913.61.836.329.456.334.815.40.9
121 à 160..0.0.0.0.20.82.9..17.06.4..0.0.22.22.010.49.924.412.536.68.824.815.60.0.15.15.8..56.822.926.68.2..10.92.110.57.219.83.613.81.80.0.0.0.17.71.0
plus de 160..0.0.0.0.9.62.1..0.0...15.98.526.92.10.0.0.0.8.84.90.0.32.811.94.93.4..0.0.6.74.6..7.81.933.311.117.83.517.71.90.0.0.0.16.70.9
peuplement inéquien..52.220.950.037.123.33.0..24.07.4..25.510.016.81.819.612.814.89.616.16.717.215.817.69.626.67.2..0.0.14.26.6..29.63.111.37.514.53.323.22.227.524.00.0.21.21.0
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...100.0.100.0.100.0.100.0.100.0.100.0.100.0.
bonne0 (sans boisement)1.41.40.0.2.42.30.80.60.0.0.0...8.65.91.51.10.0.1.91.30.0.0.0.2.32.32.81.60.0.0.0.3.22.20.0.1.10.64.24.10.70.70.0.0.0.0.0.1.20.3
1 à 4024.05.48.38.015.06.210.31.913.36.211.13.5..22.89.132.64.010.03.912.03.18.63.48.58.214.56.715.43.421.68.411.94.512.74.121.38.035.12.919.37.011.62.524.310.531.010.712.83.818.20.9
41 à 8019.25.024.911.819.77.213.52.123.67.418.34.3..13.07.114.43.127.65.717.63.84.72.229.713.114.66.920.83.835.79.826.86.424.65.58.35.828.32.827.88.318.03.030.811.612.08.216.84.519.71.0
81 à 12035.06.038.312.135.67.733.22.945.08.937.85.4..13.17.112.12.832.96.144.34.833.25.923.412.530.98.933.04.338.49.738.86.931.85.864.79.79.81.921.07.829.43.512.68.431.111.051.55.929.41.1
121 à 16015.74.614.39.86.34.620.12.515.46.411.53.5..28.49.913.52.99.93.812.13.232.35.723.412.511.16.012.03.04.34.320.65.96.83.35.75.55.81.510.65.719.63.16.36.14.34.414.24.213.90.8
plus de 1600.0.0.0.2.32.34.61.32.72.70.0...4.34.213.83.00.0.1.91.31.91.90.0.7.95.53.41.70.0.0.0.7.53.30.0.1.90.913.76.47.02.06.36.15.25.10.0.3.90.5
peuplement inéquien4.82.714.39.818.86.317.62.40.0.21.24.5..9.96.712.02.819.65.110.43.019.35.014.910.318.77.712.63.10.0.1.91.913.54.20.0.18.02.43.53.513.82.719.710.216.49.24.72.313.70.8
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.
très bonne0 (sans boisement)0.0.0.0.0.0.0.40.40.0.0.0.0.0.0.0.0.0.0.0.1.51.50.0.0.0.0.0.0.0.0.0.0.0.0.0.1.61.60.0.0.0.0.0.0.0.0.0.0.0.0.30.1
1 à 4025.73.337.028.70.0.19.42.514.95.629.86.112.512.423.414.30.0.22.34.824.95.215.06.859.434.115.710.527.15.630.77.823.05.013.99.227.54.256.422.669.725.920.53.720.713.148.718.826.13.123.51.2
41 à 8028.63.663.028.733.419.816.62.411.64.923.95.762.518.213.112.00.0.21.84.913.54.26.44.440.634.131.715.422.35.118.67.021.64.636.612.529.05.00.0.0.0.32.54.444.116.813.412.915.32.821.81.1
81 à 12034.53.60.0.52.620.937.73.143.07.833.16.20.0.31.715.4100.0.30.15.448.36.127.79.10.0.41.216.341.36.241.08.036.25.422.911.325.14.90.0.0.0.29.94.311.510.837.918.240.83.735.31.3
121 à 1607.42.10.0.14.113.514.32.223.66.79.63.80.0.21.213.50.0.14.94.14.52.523.88.60.0.11.410.72.92.19.65.414.14.015.39.89.83.30.0.30.325.910.02.911.911.10.0.9.32.311.00.9
plus de 1601.30.90.0.0.0.1.20.72.12.10.0.25.016.20.0.0.0.1.41.40.0.0.0.0.0.0.0.0.0.0.0.1.61.60.0.0.0.0.0.0.0.3.71.80.0.0.0.1.10.81.40.4
peuplement inéquien2.51.20.0.0.0.10.31.94.83.43.62.60.0.10.610.20.0.9.53.47.33.227.18.90.0.0.0.6.33.10.0.3.62.111.47.57.02.843.622.60.0.3.51.711.911.10.0.7.42.16.70.7
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.
total0 (sans boisement)0.40.40.0.5.13.71.00.40.0.0.0.0.0.2.61.81.70.50.0.1.50.91.01.03.83.72.91.73.41.20.0.0.0.4.71.91.21.20.60.43.12.20.70.41.90.60.0.0.0.1.30.2
1 à 4024.22.68.25.612.15.112.11.111.63.318.72.712.512.422.54.915.11.315.12.715.32.57.52.110.75.517.13.716.42.326.35.415.83.013.93.025.83.529.52.019.84.913.61.616.81.636.08.821.92.417.20.5
41 à 8025.32.827.48.920.26.614.81.315.83.719.82.962.518.211.23.87.10.929.03.516.52.78.02.124.37.918.14.119.52.527.35.922.53.318.23.424.24.223.41.916.64.619.11.813.61.510.96.115.82.417.00.5
81 à 12036.63.125.97.435.67.230.91.643.75.334.83.40.0.13.94.011.01.229.23.544.93.629.44.025.98.022.34.330.92.939.35.937.63.724.13.734.54.69.71.314.04.427.12.113.21.533.49.044.53.025.40.6
121 à 1609.71.911.16.36.94.118.61.419.54.211.22.20.0.15.84.418.91.412.52.510.22.231.43.914.86.55.72.511.32.17.23.519.33.216.13.28.82.88.31.211.63.917.41.812.41.52.82.810.62.014.50.5
plus de 1600.90.60.0.1.91.95.30.85.82.60.0.25.016.217.54.628.71.70.60.61.50.82.91.50.0.21.14.43.81.20.0.0.80.89.92.60.0.4.71.022.65.39.31.417.31.73.33.30.80.59.30.4
peuplement inéquien3.01.127.38.918.36.017.41.33.62.115.52.60.0.16.64.517.51.413.62.610.12.119.73.420.67.712.73.614.62.30.0.4.11.513.03.05.42.223.81.912.24.112.81.624.81.913.76.76.41.615.30.5
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Inventaire forestier national suisse, 07.07.2020 #831779/298110
IFN2
surface forestière
fertilité · âge du peuplement (classes de 40 ans)
unité d'interprétation: canton
unité: %
ensemble analysé: forêt accessible sans la forêt buissonnante
réseau: réseau 1,4 x 1,4 km
état1993/95
canton
AGAIARBEBL/BSFRGEGLGRJULUNENWOWSGSHSOSZTGTIURVDVSZGZH Suisse
fertilitéâge du peuplement (classes de 40 ans) %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
faible0 (sans boisement)0.0.0.0...0.0.0.0.0.0...0.0.0.60.60.0.0.0.9.58.99.89.55.03.43.03.00.0.0.0.14.57.70.0.0.0.0.0.0.0.2.91.7..0.0.1.70.5
1 à 406.56.30.0...3.01.70.0.4.24.2..21.48.68.62.18.05.47.67.30.0.0.0.21.06.16.44.50.0.4.74.64.64.50.0.10.87.217.09.310.44.015.53.6..33.327.49.21.1
41 à 8013.89.20.0...18.83.911.98.020.99.4..4.24.12.81.244.110.021.811.318.69.89.38.916.05.810.15.6100.0.13.36.20.0.0.0.11.27.56.96.814.04.69.42.8..0.0.11.51.2
81 à 12072.311.925.122.3..23.94.342.811.850.711.3..5.25.16.41.923.48.338.413.726.011.535.814.615.65.914.96.20.0.46.59.912.97.0100.0.0.0.6.96.822.65.511.43.1..66.727.418.91.4
121 à 1607.47.125.122.3..21.34.117.19.24.24.2..14.57.812.42.512.26.79.08.529.112.20.0.2.52.417.37.00.0.25.18.829.89.50.0.16.98.910.67.119.35.37.52.6..0.0.14.01.3
plus de 1600.0.0.0...9.72.920.810.50.0...37.610.544.43.70.0.7.06.80.0.0.0.31.77.223.17.50.0.0.0.28.09.80.0.10.97.329.411.07.33.519.73.9..0.0.21.41.5
peuplement inéquien0.0.49.725.4..23.34.27.47.120.09.1..17.07.824.73.212.26.616.310.616.89.045.215.48.34.125.28.10.0.10.35.610.26.70.0.50.111.829.011.326.35.933.64.6..0.0.23.21.6
total100.0.100.0...100.0.100.0.100.0...100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0...100.0.100.0.
moyenne0 (sans boisement)..0.0.50.037.12.51.1..0.0...0.0.2.00.60.0.0.0.0.0.0.0.0.0.10.24.3..0.0.2.72.7..0.0.4.54.41.51.11.80.70.0.0.0.1.90.3
1 à 40..0.0.0.0.9.92.1..23.06.8..28.710.016.11.69.29.00.0.2.82.830.017.414.78.211.04.6..0.0.27.68.0..25.42.825.69.612.32.919.01.936.329.40.0.17.00.9
41 à 80..35.120.10.0.11.42.2..19.16.6..14.57.96.41.150.316.115.410.210.95.224.516.018.09.719.45.9..43.222.96.24.3..17.32.59.46.49.82.613.11.70.0.43.734.811.90.8
81 à 120..12.712.00.0.21.52.9..18.06.7..14.67.810.91.410.49.940.413.823.67.410.09.713.99.116.45.3..0.0.19.07.1..9.51.910.47.022.53.613.51.736.329.456.334.814.50.8
121 à 160..0.0.0.0.20.72.8..16.66.3..0.0.21.71.810.49.930.713.035.68.620.913.60.0.12.54.8..56.822.924.97.7..10.32.09.66.619.33.413.21.70.0.0.0.17.20.9
plus de 160..0.0.0.0.9.62.0..0.0...14.57.925.31.90.0.0.0.8.54.80.0.36.911.86.23.4..0.0.6.24.3..8.71.930.310.216.83.316.81.80.0.0.0.16.10.9
peuplement inéquien..52.220.950.037.124.53.0..23.37.3..27.79.817.61.719.612.813.58.918.57.014.613.616.59.124.36.4..0.0.13.36.2..28.83.010.36.917.73.422.52.127.524.00.0.21.41.0
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...100.0.100.0.100.0.100.0.100.0.100.0.100.0.
bonne0 (sans boisement)1.41.40.0.2.42.30.80.50.0.0.0...8.25.61.41.00.0.1.81.20.0.0.0.2.22.22.51.40.0.0.0.2.92.10.0.1.00.63.43.40.60.60.0.0.0.0.0.1.10.2
1 à 4024.05.48.38.015.06.211.71.915.16.212.83.6..21.78.834.43.910.03.912.13.09.43.48.58.213.96.415.73.221.68.415.04.713.44.023.78.236.32.831.27.712.22.527.910.629.510.112.63.819.40.9
41 à 8019.25.024.911.819.77.214.32.122.27.017.34.1..12.46.814.52.927.65.718.33.74.52.129.713.118.17.419.83.635.79.825.96.222.85.18.15.727.82.625.47.318.33.027.310.516.48.817.94.519.60.9
81 à 12035.06.038.312.135.67.732.32.845.78.636.75.2..17.37.911.02.632.96.142.44.733.95.823.412.529.78.734.24.238.49.737.46.729.55.562.79.69.01.717.36.529.13.411.17.529.510.650.85.928.61.0
121 à 16015.74.614.39.86.34.619.12.414.46.110.93.3..27.09.513.02.89.93.812.23.132.35.523.412.510.65.711.62.94.34.319.95.76.33.05.55.36.01.48.74.719.93.15.65.54.14.114.04.113.50.8
plus de 1600.0.0.0.2.32.34.41.22.62.60.0...4.14.012.62.80.0.1.81.21.81.70.0.7.65.33.11.60.0.0.0.6.93.00.0.2.10.911.25.46.72.05.65.54.94.90.0.3.80.4
peuplement inéquien4.82.714.39.818.86.317.52.30.0.22.34.5..9.46.413.02.819.65.111.43.018.14.714.910.317.97.413.13.00.0.1.81.818.24.60.0.17.72.32.92.913.22.622.510.015.68.74.62.313.90.8
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.
très bonne0 (sans boisement)0.0.0.0.0.0.0.40.40.0.0.0.0.0.0.0.0.0.0.0.1.51.50.0.0.0.0.0.0.0.0.0.0.0.0.0.1.61.60.0.0.0.0.0.0.0.0.0.0.0.0.20.1
1 à 4026.63.337.028.70.0.19.92.414.65.528.95.922.214.727.313.30.0.22.64.724.95.215.06.859.434.115.710.528.25.630.77.822.54.913.08.728.14.247.120.552.925.222.53.818.511.948.718.825.93.123.91.1
41 à 8028.13.563.028.733.419.816.42.311.44.824.75.655.617.621.312.80.0.20.74.613.54.26.44.440.634.131.715.422.05.018.67.021.14.534.211.828.85.016.415.10.0.31.14.239.415.613.412.916.02.821.71.1
81 à 12033.93.50.0.52.620.937.23.042.17.633.66.10.0.25.712.9100.0.28.65.248.36.127.79.10.0.41.216.340.76.141.08.036.65.327.911.524.94.90.0.24.121.330.44.210.39.737.918.240.93.635.01.3
121 à 1607.12.00.0.14.113.514.22.225.26.79.33.70.0.17.111.20.0.17.94.34.52.523.88.60.0.11.410.72.92.09.65.414.74.014.39.29.73.20.0.23.020.49.32.710.610.00.0.9.12.311.00.9
plus de 1601.20.90.0.0.0.1.90.82.12.10.0.22.214.70.0.0.0.1.31.30.0.0.0.0.0.0.0.0.0.0.0.1.51.50.0.0.0.0.0.0.0.3.41.70.0.0.0.1.10.81.50.4
peuplement inéquien3.01.30.0.0.0.9.91.84.73.33.52.50.0.8.68.30.0.9.03.37.33.227.18.90.0.0.0.6.23.00.0.3.52.110.67.17.02.836.520.20.0.3.21.621.213.10.0.7.12.06.60.7
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
total0 (sans boisement)0.40.40.0.5.13.71.00.30.0.0.0.0.0.2.41.71.60.40.0.1.40.81.01.03.43.42.81.63.41.10.0.0.0.4.31.71.21.20.60.32.71.90.60.41.90.60.0.0.0.1.20.1
1 à 4024.82.68.25.612.15.112.81.112.13.318.82.722.214.724.34.817.71.315.32.715.12.47.92.113.16.017.23.616.62.226.35.416.63.015.13.026.83.531.11.927.74.914.61.618.61.734.88.521.82.418.40.5
41 à 8025.02.827.48.920.26.614.81.215.33.620.32.955.617.611.83.87.00.928.23.416.82.67.72.022.17.218.44.119.12.427.35.922.03.216.93.223.94.222.81.815.64.218.61.813.31.513.86.516.62.416.70.5
81 à 12036.43.025.97.435.67.230.21.643.65.234.03.30.0.14.23.910.01.028.43.443.93.529.73.923.57.522.14.230.02.739.35.937.43.724.43.634.14.68.81.213.54.126.82.013.01.432.38.944.43.024.60.5
121 à 1609.41.911.16.36.94.118.21.319.84.210.72.10.0.14.64.118.11.313.82.610.82.231.33.913.55.95.42.410.51.97.23.519.33.115.03.08.72.88.11.210.13.417.11.711.81.42.72.710.42.014.10.5
plus de 1600.80.60.0.1.91.95.50.85.62.50.0.22.214.716.24.327.11.50.60.61.40.82.81.40.0.22.14.35.41.40.0.0.80.89.22.50.0.5.10.919.74.68.81.316.71.63.23.20.70.59.30.4
peuplement inéquien3.31.227.38.918.36.017.51.33.52.016.22.60.0.16.54.318.31.313.82.610.62.119.63.324.57.812.03.415.02.20.0.4.01.515.03.05.42.223.61.810.63.613.61.624.71.913.26.56.21.515.70.5
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Inventaire forestier national suisse, 07.07.2020 #831780/298111
IFN2
surface forestière
fertilité · âge du peuplement (classes de 40 ans)
unité d'interprétation: canton
unité: %
ensemble analysé: forêt accessible sans la forêt buissonnante
réseau: réseau terrestre IFN2
état1993/95
canton
AGAIARBEBL/BSFRGEGLGRJULUNENWOWSGSHSOSZTGTIURVDVSZGZH Suisse
fertilitéâge du peuplement (classes de 40 ans) %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
faible0 (sans boisement)0.0.0.0...0.0.0.0.0.0...0.0.0.50.50.0.0.0.9.38.715.810.34.43.05.43.70.0.0.0.12.86.90.0.0.0.0.0.0.0.2.61.5..0.0.1.80.5
1 à 406.56.30.0...4.62.00.0.7.55.1..20.08.18.72.07.55.18.37.90.0.7.37.120.75.65.33.70.0.8.35.64.24.10.0.10.26.814.27.710.53.815.23.3..33.327.39.61.0
41 à 8013.79.00.0...16.83.515.18.222.08.7..3.63.63.51.341.19.521.511.319.110.012.28.318.15.68.24.6100.0.12.86.00.0.0.0.10.67.15.45.213.74.39.12.6..0.0.11.41.1
81 à 12073.211.524.021.5..23.24.042.911.244.210.5..4.94.87.81.928.48.438.813.826.111.428.612.318.35.812.45.20.0.45.69.511.06.0100.0.0.0.9.86.721.05.011.72.9..66.727.318.81.4
121 à 1606.76.424.021.5..21.13.815.48.38.96.1..17.07.812.52.311.46.29.08.628.011.80.0.4.43.123.57.20.0.23.18.230.19.10.0.16.08.58.96.121.05.09.92.7..0.0.14.81.2
plus de 1600.0.0.0...10.72.919.29.90.0...34.69.944.03.50.0.6.56.30.0.0.0.26.56.319.56.50.0.0.0.33.29.70.0.10.57.024.09.29.33.619.03.6..0.0.21.01.4
peuplement inéquien0.0.52.025.2..23.64.07.47.117.58.1..19.98.023.03.011.66.315.910.417.69.336.113.37.53.725.87.30.0.10.15.58.85.90.0.52.711.537.710.624.45.332.64.3..0.0.22.61.5
total100.0.100.0...100.0.100.0.100.0...100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0...100.0.100.0.
moyenne0 (sans boisement)..0.0.50.036.92.31.0..0.0...0.0.1.80.60.0.0.0.0.0.0.0.0.0.11.34.3..0.0.2.42.4..0.0.7.65.21.41.01.80.60.0.0.0.1.90.3
1 à 40..0.0.0.0.10.62.0..21.86.1..34.49.916.01.58.07.90.0.5.23.530.217.518.08.49.54.0..0.0.28.17.7..24.82.622.97.811.22.619.11.826.223.10.0.16.90.8
41 à 80..28.517.30.0.12.02.2..16.35.8..12.57.07.11.145.415.324.310.910.45.024.315.820.09.118.95.4..29.617.75.63.9..17.12.37.04.810.92.612.81.526.223.144.434.912.10.7
81 à 120..12.111.40.0.21.12.7..17.86.1..12.87.010.61.39.48.939.612.424.37.19.89.511.27.517.65.1..16.515.017.66.6..10.31.911.26.122.23.412.81.626.223.155.634.914.30.8
121 à 160..0.0.0.0.21.62.7..14.15.4..3.83.821.71.79.48.925.611.134.98.121.213.70.0.14.34.8..53.819.228.57.8..9.91.87.24.919.63.313.21.60.0.0.0.17.20.9
plus de 160..0.0.0.0.9.11.9..4.63.2..13.07.125.51.80.0.0.0.8.04.50.0.36.510.95.53.1..0.0.5.63.9..8.71.829.18.515.93.116.51.70.0.0.0.16.00.8
peuplement inéquien..59.418.850.036.923.42.8..25.46.9..23.58.617.21.627.913.910.47.017.26.514.513.514.37.822.85.8..0.0.12.35.7..29.12.815.06.918.83.323.72.021.419.00.0.21.50.9
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...100.0.100.0...100.0.100.0.100.0.100.0.100.0.100.0.100.0.
bonne0 (sans boisement)1.31.30.0.2.02.00.70.50.0.0.0...12.55.91.81.00.0.1.71.20.0.0.0.2.22.13.21.50.0.0.0.2.51.80.0.0.90.53.03.00.50.50.0.0.0.0.0.1.20.2
1 à 4024.25.017.09.215.35.811.31.813.65.612.03.4..27.68.433.23.59.03.511.82.88.33.07.47.214.96.114.83.023.48.121.55.314.13.924.27.936.02.629.97.512.52.323.79.228.49.211.23.419.40.8
41 à 8017.84.517.89.121.57.015.52.121.56.417.33.9..9.75.414.12.727.15.317.73.54.22.031.112.016.36.720.33.436.69.423.55.621.94.710.25.928.72.526.67.217.72.823.79.314.77.916.74.119.60.9
81 à 12038.75.837.211.137.17.332.52.745.08.136.45.0..16.26.612.22.534.95.841.14.435.35.420.511.132.98.434.23.936.19.234.76.027.15.060.09.49.11.616.16.128.73.29.66.531.810.352.15.428.61.0
121 à 16013.94.111.07.65.74.217.92.217.76.111.33.3..20.87.714.52.68.73.413.53.132.45.120.511.18.84.810.82.63.93.918.65.26.72.95.65.45.71.38.14.419.32.84.74.63.43.513.23.713.20.7
plus de 1600.0.0.0.2.02.04.81.22.22.20.0...5.84.010.72.40.0.2.71.51.41.40.0.9.45.32.71.30.0.0.0.8.13.00.0.2.20.810.65.16.91.99.46.34.64.51.21.23.90.4
peuplement inéquien4.12.317.09.216.55.717.12.10.0.22.94.3..7.35.013.42.620.34.911.62.818.54.420.511.115.56.514.02.90.0.1.61.619.64.30.0.17.42.15.63.914.32.528.910.017.18.35.52.414.30.8
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.
très bonne0 (sans boisement)0.0.0.0.0.0.0.40.40.0.0.0.0.0.0.0.0.0.0.0.1.41.40.0.0.0.0.0.0.0.0.0.0.0.0.0.1.61.60.0.0.0.0.0.0.0.0.0.0.0.0.20.1
1 à 4028.13.233.127.20.0.20.32.317.85.829.45.427.313.925.812.70.0.21.04.424.54.812.55.836.328.616.210.828.65.331.57.222.44.517.29.128.14.046.520.551.521.024.53.625.112.642.117.525.73.024.41.1
41 à 8028.53.466.927.226.216.216.92.210.34.428.25.445.515.628.413.60.0.20.14.413.43.85.63.924.522.630.815.125.64.921.86.919.44.135.411.527.44.816.114.90.0.29.33.841.014.324.415.316.12.721.71.1
81 à 12032.73.40.0.41.518.336.22.840.37.331.45.50.0.22.911.8100.0.27.34.947.55.629.98.439.229.441.216.137.55.738.57.236.35.025.310.626.14.80.0.33.720.029.33.88.48.033.616.740.53.434.21.2
121 à 1606.61.90.0.10.710.414.82.125.46.48.03.29.19.015.310.10.0.18.74.26.12.729.18.30.0.11.711.02.61.98.24.617.44.113.18.510.43.30.0.14.813.79.92.58.58.10.0.9.92.211.60.8
plus de 1601.20.80.0.0.0.1.70.82.02.00.0.18.212.10.0.0.0.3.62.01.11.10.0.0.0.0.0.0.0.0.0.1.31.30.0.0.0.0.0.0.0.4.31.70.0.0.0.1.00.71.60.3
peuplement inéquien2.81.30.0.21.514.09.81.74.23.03.02.10.0.7.67.50.0.9.33.16.02.622.87.70.0.0.0.5.62.70.0.3.11.88.96.06.52.737.320.40.0.2.71.317.010.90.0.6.81.86.30.6
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
total0 (sans boisement)0.40.40.0.4.53.30.90.30.0.0.0.0.0.4.12.01.60.40.0.1.40.80.90.95.94.02.51.54.21.20.0.0.0.3.81.51.21.20.50.33.52.00.60.31.90.60.0.0.0.1.30.1
1 à 4025.82.612.46.012.24.713.11.113.03.319.02.527.313.927.04.617.61.214.02.515.02.37.61.913.85.518.13.415.82.027.75.019.03.015.92.826.93.330.71.825.84.414.91.518.61.531.37.721.22.318.50.5
41 à 8024.82.622.67.621.06.315.21.215.43.421.22.745.515.611.23.47.60.927.03.217.02.57.21.922.36.418.93.819.72.329.15.720.12.916.62.923.34.123.21.714.03.618.31.613.01.318.56.816.32.216.70.5
81 à 12036.72.926.17.235.56.729.81.542.64.932.33.10.0.13.03.410.41.029.23.343.03.231.03.722.96.823.53.929.12.537.05.436.53.522.43.334.34.59.21.214.43.726.21.812.41.331.58.244.42.824.30.5
121 à 1608.61.79.25.26.13.718.21.320.74.010.52.09.19.014.53.718.31.313.52.411.72.131.93.611.45.15.62.211.21.86.33.120.13.015.62.99.22.87.71.18.52.817.21.612.21.32.22.210.71.914.20.4
plus de 1600.80.60.0.1.61.65.60.75.12.30.80.618.212.115.03.926.71.41.60.92.11.02.51.20.0.20.83.94.71.20.0.0.70.710.52.40.0.5.10.918.43.99.01.216.51.52.92.91.00.69.30.3
peuplement inéquien3.01.129.68.219.25.617.21.23.21.916.32.40.0.15.13.817.81.214.62.59.91.918.93.123.77.010.63.015.22.10.0.3.61.315.22.85.02.123.51.715.43.813.81.525.51.813.66.06.31.415.70.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Inventaire forestier national suisse, 07.07.2020 #831781/298112
IFN1
surface forestière
fertilité · âge du peuplement (classes de 40 ans)
unité d'interprétation: région de forêt protectrice
unité: %
ensemble analysé: forêt accessible sans la forêt buissonnante IFN1/IFN2/IFN3/IFN4
réseau: réseau 1,4 x 1,4 km
état1983/85
région de forêt protectrice
Plateau/Juranord des Alpes ouestnord des Alpes estsud-ouest des Alpessud-est des AlpesSud des Alpes Suisse
fertilitéâge du peuplement (classes de 40 ans) %± %± %± %± %± %± %±
faible0 (sans boisement)0.70.71.20.80.0.2.11.50.0.0.0.0.80.3
1 à 403.11.46.01.98.13.05.32.34.21.70.0.5.00.8
41 à 8021.63.214.82.85.72.56.32.54.21.70.0.11.41.2
81 à 12032.23.716.12.812.53.59.12.95.72.04.64.515.91.4
121 à 1608.82.311.12.420.74.43.21.88.02.318.58.310.21.2
plus de 1603.11.46.51.915.93.916.93.723.53.617.98.112.31.2
peuplement inéquien30.43.644.33.837.05.257.25.054.34.258.910.544.51.9
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
moyenne0 (sans boisement)0.70.71.10.60.90.90.80.51.10.50.30.30.80.2
1 à 405.31.812.42.017.33.510.91.69.11.520.82.412.40.8
41 à 8010.82.511.31.98.32.59.61.56.61.311.71.99.50.7
81 à 12022.03.415.82.219.03.611.01.67.31.39.31.712.30.8
121 à 1608.82.313.72.06.82.39.81.517.21.910.91.912.10.8
plus de 16010.02.58.21.67.52.410.91.612.21.79.61.710.20.8
peuplement inéquien42.44.037.52.940.14.546.92.646.52.537.42.942.61.2
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
bonne0 (sans boisement)0.60.30.0.1.70.80.0.1.11.00.0.0.60.2
1 à 4011.91.29.01.513.52.00.0.19.03.939.42.816.70.9
41 à 8018.11.517.42.020.72.317.69.23.11.820.52.318.00.9
81 à 12026.51.723.92.221.52.318.99.89.93.26.41.420.61.0
121 à 1608.41.18.71.510.31.80.0.18.64.13.31.08.30.7
plus de 1601.70.50.80.52.40.919.39.917.64.02.00.82.70.4
peuplement inéquien32.81.840.22.529.92.744.312.530.74.828.42.633.11.1
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
très bonne0 (sans boisement)0.40.20.0.2.92.00.0.0.0.0.0.0.50.2
1 à 4021.71.212.93.515.04.120.713.10.0.31.718.820.61.1
41 à 8020.31.211.93.424.14.921.913.90.0.16.815.419.91.1
81 à 12026.91.330.14.826.65.010.39.90.0.34.619.427.11.2
121 à 1604.90.72.21.53.82.20.0.0.0.0.0.4.60.6
plus de 1601.00.32.11.52.31.60.0.0.0.0.0.1.10.3
peuplement inéquien24.81.340.85.125.24.947.216.40.0.16.815.426.11.2
total100.0.100.0.100.0.100.0.0.0.100.0.100.0.
total0 (sans boisement)0.50.20.50.21.50.51.00.50.80.40.20.20.70.1
1 à 4015.90.89.91.013.71.49.71.39.51.229.61.814.90.5
41 à 8019.00.914.51.216.41.59.41.35.50.915.81.515.10.5
81 à 12026.81.020.71.320.31.610.91.47.31.17.91.119.10.5
121 à 1606.60.59.91.010.31.38.01.215.41.57.21.08.80.4
plus de 1602.00.34.20.75.40.912.21.415.61.55.90.95.70.3
peuplement inéquien29.11.040.21.632.41.948.92.245.82.033.41.935.70.6
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Inventaire forestier national suisse, 25.05.2020 #831782/298113
IFN1
surface forestière
fertilité · âge du peuplement (classes de 40 ans)
unité d'interprétation: région de forêt protectrice
unité: %
ensemble analysé: forêt accessible sans la forêt buissonnante
réseau: réseau 1,4 x 1,4 km
état1983/85
région de forêt protectrice
Plateau/Juranord des Alpes ouestnord des Alpes estsud-ouest des Alpessud-est des AlpesSud des Alpes Suisse
fertilitéâge du peuplement (classes de 40 ans) %± %± %± %± %± %± %±
faible0 (sans boisement)0.70.71.20.80.0.2.01.40.0.0.0.0.70.3
1 à 403.11.45.81.88.93.05.12.24.11.60.0.4.90.8
41 à 8021.33.214.92.75.42.36.02.44.01.60.0.11.11.2
81 à 12031.93.616.12.812.93.511.53.15.51.94.64.516.11.4
121 à 1608.72.210.72.319.54.13.01.77.72.218.58.39.91.1
plus de 1603.11.46.81.915.03.717.13.722.53.417.98.112.11.2
peuplement inéquien31.33.644.53.838.35.155.34.956.34.158.910.545.11.9
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
moyenne0 (sans boisement)0.70.71.00.60.90.90.80.51.00.50.70.50.90.2
1 à 405.11.812.31.916.63.411.21.69.21.421.62.412.60.8
41 à 8010.42.511.11.88.02.49.71.56.51.211.21.89.40.7
81 à 12021.83.315.52.118.23.411.11.67.51.39.21.712.20.8
121 à 1609.82.413.52.06.52.29.61.417.51.910.51.812.10.8
plus de 1609.62.47.81.67.22.310.51.511.91.69.51.79.80.7
peuplement inéquien42.74.038.82.842.64.547.22.546.42.537.22.843.01.2
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
bonne0 (sans boisement)0.60.30.0.1.60.70.0.2.11.40.30.30.60.2
1 à 4011.91.29.31.512.81.96.15.919.33.939.52.716.80.9
41 à 8018.01.517.31.920.62.316.58.73.01.719.92.217.80.9
81 à 12026.21.723.02.120.92.217.79.39.53.06.31.320.00.9
121 à 1608.41.18.31.410.01.70.0.17.83.93.31.08.20.6
plus de 1601.60.50.80.42.50.918.19.416.93.81.90.82.60.4
peuplement inéquien33.31.841.42.531.52.641.612.031.54.728.82.533.91.1
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
très bonne0 (sans boisement)0.40.20.0.2.82.00.0.0.0.0.0.0.50.2
1 à 4021.51.214.43.614.44.020.713.10.0.27.216.620.51.1
41 à 8020.31.211.43.324.64.821.913.90.0.28.817.219.91.1
81 à 12026.61.329.84.625.64.910.39.90.0.29.617.326.71.2
121 à 1605.00.72.11.53.62.10.0.0.0.0.0.4.60.6
plus de 1601.00.32.01.42.21.60.0.0.0.0.0.1.10.3
peuplement inéquien25.21.340.25.026.74.947.216.40.0.14.413.426.61.2
total100.0.100.0.100.0.100.0.0.0.100.0.100.0.
total0 (sans boisement)0.50.20.50.21.40.51.00.40.90.40.50.30.70.1
1 à 4015.80.810.11.013.21.410.01.39.61.130.11.814.90.5
41 à 8018.90.814.41.116.31.59.31.35.40.915.51.414.90.5
81 à 12026.51.020.21.319.81.611.41.47.31.07.81.018.80.5
121 à 1606.70.59.60.99.91.27.81.115.31.47.01.08.70.4
plus de 1602.00.34.10.65.30.911.91.415.11.45.80.95.60.3
peuplement inéquien29.61.041.01.634.11.948.62.246.32.033.41.836.30.6
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Inventaire forestier national suisse, 25.05.2020 #831783/298114
IFN1
surface forestière
fertilité · âge du peuplement (classes de 40 ans)
unité d'interprétation: région de forêt protectrice
unité: %
ensemble analysé: forêt accessible sans la forêt buissonnante
réseau: réseau terrestre IFN1
état1983/85
région de forêt protectrice
Plateau/Juranord des Alpes ouestnord des Alpes estsud-ouest des Alpessud-est des AlpesSud des Alpes Suisse
fertilitéâge du peuplement (classes de 40 ans) %± %± %± %± %± %± %±
faible0 (sans boisement)1.30.61.40.60.50.51.00.70.0.0.0.0.90.3
1 à 405.21.27.01.48.22.05.81.74.01.20.0.5.80.6
41 à 8020.52.211.91.87.11.96.81.85.51.40.0.10.90.8
81 à 12031.62.615.82.014.42.69.52.16.31.56.53.616.31.0
121 à 1608.71.612.31.816.02.75.31.68.21.710.84.610.10.8
plus de 1603.81.18.81.512.32.414.92.620.22.415.25.311.40.9
peuplement inéquien29.02.542.72.741.43.656.73.655.73.067.56.944.61.3
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
moyenne0 (sans boisement)0.30.31.20.41.30.71.30.41.00.30.50.31.00.2
1 à 405.81.410.11.215.12.311.61.19.91.019.81.612.10.6
41 à 8010.21.811.01.39.11.99.31.05.60.811.11.39.10.5
81 à 12021.22.415.71.514.92.311.71.18.91.08.71.112.30.6
121 à 1609.81.712.91.48.61.810.21.116.41.311.21.312.20.6
plus de 1609.11.78.71.17.41.710.01.111.91.17.71.19.50.5
peuplement inéquien43.72.940.42.043.63.245.91.846.41.741.12.043.80.9
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
bonne0 (sans boisement)0.40.20.70.31.50.50.0.1.50.80.20.20.70.1
1 à 4013.10.910.31.112.71.46.34.315.12.541.41.917.40.6
41 à 8018.91.017.11.317.51.521.97.36.41.719.81.617.80.6
81 à 12025.11.223.21.520.71.617.76.67.01.86.71.019.70.6
121 à 1607.90.76.80.910.51.23.23.121.12.93.20.77.90.4
plus de 1601.80.41.70.53.10.723.07.614.12.42.00.52.90.3
peuplement inéquien32.81.240.21.733.91.928.08.034.83.326.81.733.60.8
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
très bonne0 (sans boisement)0.30.10.50.51.30.90.0.0.0.0.0.0.40.1
1 à 4021.20.914.32.516.02.917.89.40.0.41.714.320.30.8
41 à 8020.00.915.92.621.03.129.411.10.0.16.510.719.80.8
81 à 12027.20.926.03.130.83.55.95.80.0.17.110.927.20.9
121 à 1606.10.53.61.33.01.36.05.8100.0.0.0.5.70.5
plus de 1600.70.21.60.91.10.86.46.20.0.0.0.0.90.2
peuplement inéquien24.50.938.13.526.83.434.411.40.0.24.712.425.80.9
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
total0 (sans boisement)0.40.11.00.21.30.31.20.30.80.30.30.20.70.1
1 à 4016.10.610.10.713.01.010.41.09.50.830.11.215.10.3
41 à 8019.00.614.20.814.71.09.50.95.70.615.11.014.80.3
81 à 12026.40.719.90.920.01.111.41.08.00.87.70.718.80.4
121 à 1607.20.49.30.79.90.99.00.915.51.07.10.79.00.3
plus de 1601.90.25.10.55.10.611.31.014.01.05.00.65.50.2
peuplement inéquien29.00.740.51.136.01.447.21.646.51.434.71.336.20.5
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Inventaire forestier national suisse, 25.05.2020 #831784/298115
IFN2
surface forestière
fertilité · âge du peuplement (classes de 40 ans)
unité d'interprétation: région de forêt protectrice
unité: %
ensemble analysé: forêt accessible sans la forêt buissonnante IFN1/IFN2/IFN3/IFN4
réseau: réseau 1,4 x 1,4 km
état1993/95
région de forêt protectrice
Plateau/Juranord des Alpes ouestnord des Alpes estsud-ouest des Alpessud-est des AlpesSud des Alpes Suisse
fertilitéâge du peuplement (classes de 40 ans) %± %± %± %± %± %± %±
faible0 (sans boisement)0.70.71.81.04.72.33.21.80.80.80.0.1.80.5
1 à 404.41.610.22.38.23.014.63.65.11.90.0.7.81.0
41 à 8022.73.315.92.96.92.710.13.02.81.44.54.412.41.3
81 à 12038.73.822.23.212.43.512.23.35.21.99.06.119.51.5
121 à 16019.53.113.12.620.54.38.12.713.52.922.99.015.21.4
plus de 1603.81.512.82.526.64.819.13.950.34.213.67.321.11.5
peuplement inéquien10.32.424.03.320.84.432.84.822.33.550.010.722.11.6
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
moyenne0 (sans boisement)0.70.72.20.96.02.21.70.72.10.70.30.31.90.3
1 à 406.62.013.12.018.33.616.91.912.31.621.92.415.10.9
41 à 8017.23.112.32.012.73.113.21.76.71.315.22.112.20.8
81 à 12025.53.620.12.416.63.413.61.812.11.710.91.815.30.9
121 à 16021.63.420.82.413.33.113.81.821.22.115.22.117.81.0
plus de 16013.52.89.91.810.92.917.71.928.82.310.31.816.70.9
peuplement inéquien14.92.921.62.422.23.823.22.216.91.926.12.621.01.0
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
bonne0 (sans boisement)0.30.21.30.63.11.00.0.2.21.51.00.61.20.3
1 à 4014.41.38.91.516.12.124.310.527.44.536.62.718.20.9
41 à 8019.01.515.31.920.02.330.811.66.42.529.12.619.60.9
81 à 12039.11.931.72.431.62.612.68.413.13.59.51.729.41.1
121 à 16016.81.417.32.011.01.86.36.117.43.95.71.313.90.8
plus de 1602.00.54.21.05.31.36.36.118.74.11.90.83.90.5
peuplement inéquien8.51.121.22.113.01.919.710.214.93.716.32.113.80.8
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
très bonne0 (sans boisement)0.30.20.0.0.0.0.0.0.0.0.0.0.20.1
1 à 4024.11.211.83.326.25.020.713.10.0.48.620.423.41.1
41 à 8021.71.219.34.122.94.844.116.80.0.0.0.21.61.1
81 à 12035.91.435.65.033.75.311.510.80.0.17.315.735.51.3
121 à 16010.80.916.03.89.63.211.911.10.0.0.0.11.10.9
plus de 1601.30.32.21.50.0.0.0.0.0.0.0.1.20.3
peuplement inéquien5.90.715.13.77.63.011.911.10.0.34.119.66.90.7
total100.0.100.0.100.0.100.0.0.0.100.0.100.0.
total0 (sans boisement)0.40.11.50.43.50.81.90.61.80.50.70.31.30.2
1 à 4018.20.810.71.016.71.516.81.613.01.328.81.817.20.5
41 à 8020.60.914.91.216.91.613.61.55.70.921.71.717.00.5
81 à 12036.41.026.91.526.01.713.21.510.71.310.21.225.40.6
121 à 16014.20.817.41.312.71.412.41.518.81.610.51.214.50.5
plus de 1602.60.37.30.88.91.217.31.732.11.96.11.09.30.4
peuplement inéquien7.70.621.21.315.31.524.81.917.81.522.01.715.30.5
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Inventaire forestier national suisse, 25.05.2020 #831785/298116
IFN2
surface forestière
fertilité · âge du peuplement (classes de 40 ans)
unité d'interprétation: région de forêt protectrice
unité: %
ensemble analysé: forêt accessible sans la forêt buissonnante
réseau: réseau 1,4 x 1,4 km
état1993/95
région de forêt protectrice
Plateau/Juranord des Alpes ouestnord des Alpes estsud-ouest des Alpessud-est des AlpesSud des Alpes Suisse
fertilitéâge du peuplement (classes de 40 ans) %± %± %± %± %± %± %±
faible0 (sans boisement)0.70.71.71.04.12.02.91.70.70.70.0.1.70.5
1 à 404.31.610.72.311.53.315.53.69.02.38.64.79.61.1
41 à 8022.23.215.42.76.12.49.42.83.11.45.84.011.71.2
81 à 12039.03.822.53.112.03.311.43.15.21.88.44.718.81.4
121 à 16019.03.112.22.418.13.97.52.612.42.614.35.914.01.3
plus de 1603.71.513.02.527.64.519.73.947.73.914.46.021.31.5
peuplement inéquien11.22.424.63.220.54.133.64.622.03.348.58.522.91.5
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
moyenne0 (sans boisement)0.70.72.00.86.12.11.80.72.10.70.30.31.90.3
1 à 406.41.913.82.020.23.519.01.915.31.723.82.416.90.9
41 à 8017.23.011.71.913.73.013.11.76.41.214.92.011.90.8
81 à 12025.23.518.92.216.43.213.51.710.81.510.01.714.50.8
121 à 16021.43.320.52.311.92.813.21.720.92.014.21.917.20.9
plus de 16013.72.89.81.710.52.716.81.826.92.210.71.816.20.9
peuplement inéquien15.62.923.32.421.33.622.52.117.61.826.12.521.31.0
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
bonne0 (sans boisement)0.30.21.30.62.80.90.0.2.01.40.90.51.10.2
1 à 4015.41.39.71.517.52.127.910.629.14.438.02.619.50.9
41 à 8018.81.516.21.919.42.227.310.56.92.528.42.519.50.9
81 à 12038.51.830.92.331.12.511.17.512.13.38.81.628.51.0
121 à 16016.81.416.61.910.21.75.65.517.03.75.81.313.60.8
plus de 1601.90.54.01.04.91.25.65.517.23.82.10.83.80.4
peuplement inéquien8.21.021.42.113.91.922.510.015.83.616.12.014.10.8
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
très bonne0 (sans boisement)0.30.20.0.0.0.0.0.0.0.0.0.0.20.1
1 à 4024.41.215.33.625.84.918.511.90.0.41.618.623.81.1
41 à 8021.61.218.33.922.84.639.415.60.0.14.413.421.51.1
81 à 12035.61.433.84.835.35.210.39.70.0.14.813.635.11.3
121 à 16010.90.916.23.79.03.010.610.00.0.0.0.11.20.9
plus de 1601.40.42.11.50.0.0.0.0.0.0.0.1.40.3
peuplement inéquien5.80.714.43.67.22.821.213.10.0.29.217.46.80.7
total100.0.100.0.100.0.100.0.0.0.100.0.100.0.
total0 (sans boisement)0.30.11.40.43.30.71.90.61.80.50.60.31.20.1
1 à 4018.60.811.71.018.21.518.61.715.91.430.31.718.40.5
41 à 8020.40.914.91.116.61.513.31.55.70.921.11.616.70.5
81 à 12036.01.026.01.425.71.613.01.49.71.19.41.124.50.5
121 à 16014.20.716.91.211.61.211.81.418.31.59.91.114.20.5
plus de 1602.70.37.20.88.91.116.71.630.31.86.50.99.30.4
peuplement inéquien7.70.621.81.315.61.424.71.918.31.522.31.615.70.5
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Inventaire forestier national suisse, 25.05.2020 #831786/298117
IFN2
surface forestière
fertilité · âge du peuplement (classes de 40 ans)
unité d'interprétation: région de forêt protectrice
unité: %
ensemble analysé: forêt accessible sans la forêt buissonnante
réseau: réseau terrestre IFN2
état1993/95
région de forêt protectrice
Plateau/Juranord des Alpes ouestnord des Alpes estsud-ouest des Alpessud-est des AlpesSud des Alpes Suisse
fertilitéâge du peuplement (classes de 40 ans) %± %± %± %± %± %± %±
faible0 (sans boisement)0.60.62.01.04.41.92.61.50.60.60.0.1.70.5
1 à 404.61.612.42.39.72.815.23.39.12.27.94.49.91.0
41 à 8021.93.114.42.56.72.39.12.63.81.45.33.711.51.1
81 à 12039.73.721.02.911.72.911.72.96.41.910.34.918.71.3
121 à 16018.42.913.62.419.73.79.92.712.62.513.25.514.71.2
plus de 1604.11.512.92.325.14.019.03.646.83.715.75.921.01.4
peuplement inéquien10.62.323.53.022.73.932.64.320.73.047.68.122.51.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
moyenne0 (sans boisement)0.60.61.80.76.62.01.80.61.90.60.30.31.80.3
1 à 407.02.013.71.919.83.219.11.815.21.623.42.216.90.8
41 à 8015.72.813.21.813.02.712.81.57.01.215.11.912.20.7
81 à 12025.03.318.82.116.02.912.81.610.31.410.81.614.30.8
121 à 16023.43.219.52.113.42.713.21.620.91.914.11.817.30.9
plus de 16013.02.69.91.610.42.516.51.727.62.110.21.616.10.8
peuplement inéquien15.32.823.12.320.73.323.72.017.11.726.22.421.40.9
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
bonne0 (sans boisement)0.30.21.10.53.30.90.0.2.61.50.80.51.20.2
1 à 4015.51.39.31.417.92.023.79.228.74.037.42.519.40.8
41 à 8018.51.416.41.818.92.023.79.36.82.329.02.319.40.9
81 à 12038.71.730.82.230.52.39.66.513.63.28.81.528.51.0
121 à 16016.41.316.41.89.41.54.74.618.63.65.71.213.30.7
plus de 1602.10.54.61.05.01.19.46.314.73.32.10.73.90.4
peuplement inéquien8.61.021.31.914.91.928.910.015.03.316.21.914.40.8
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
très bonne0 (sans boisement)0.20.10.0.0.0.0.0.0.0.0.0.0.20.1
1 à 4025.01.215.53.524.74.525.112.60.0.41.218.524.31.1
41 à 8021.41.117.23.626.84.641.014.30.0.14.213.221.51.1
81 à 12034.61.335.64.632.64.88.48.00.0.15.214.034.31.2
121 à 16011.70.915.33.47.82.78.58.10.0.0.0.11.70.8
plus de 1601.60.32.71.60.0.0.0.0.0.0.0.1.50.3
peuplement inéquien5.40.613.63.38.12.717.010.90.0.29.417.56.50.6
total100.0.100.0.100.0.100.0.0.0.100.0.100.0.
total0 (sans boisement)0.30.11.40.43.70.71.90.61.70.50.50.31.20.1
1 à 4019.10.811.91.017.91.418.61.515.91.329.81.618.50.5
41 à 8020.10.815.21.116.81.413.01.36.20.921.61.516.70.5
81 à 12035.61.025.91.324.81.512.41.39.91.19.81.124.30.5
121 à 16014.60.716.71.111.71.212.21.318.61.49.71.014.30.4
plus de 1602.80.37.60.88.71.016.51.530.11.66.30.99.30.3
peuplement inéquien7.60.521.41.216.51.425.51.817.61.422.31.515.70.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Inventaire forestier national suisse, 25.05.2020 #831787/298118
IFN1
surface forestière
fertilité · âge du peuplement (classes de 40 ans)
unité d'interprétation: région économique
unité: %
ensemble analysé: forêt accessible sans la forêt buissonnante IFN1/IFN2/IFN3/IFN4
réseau: réseau 1,4 x 1,4 km
état1983/85
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 Alpes Suisse
fertilitéâge du peuplement (classes de 40 ans) %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
faible0 (sans boisement)1.11.10.0.0.0.0.0.0.0.0.0.1.21.20.0.1.71.70.0.0.0.2.11.50.0.0.0.0.80.3
1 à 403.81.90.0.0.0.0.0.10.810.10.0.8.53.18.35.75.12.96.64.69.65.45.32.34.21.70.0.4.90.8
41 à 8020.84.023.58.40.0.36.313.019.212.428.89.312.53.77.95.312.74.43.03.07.25.06.32.54.21.70.0.11.41.2
81 à 12028.64.443.710.024.815.428.712.250.215.917.68.120.34.415.47.19.63.713.16.29.65.49.12.95.72.04.64.515.91.4
121 à 16010.83.17.75.311.711.10.0.0.0.15.37.29.43.214.96.912.54.428.68.116.56.93.21.88.02.318.58.310.31.2
plus de 1601.91.30.0.38.417.50.0.0.0.3.13.15.82.513.67.18.43.615.16.120.57.616.93.723.53.617.98.112.41.3
peuplement inéquien33.14.625.18.825.015.334.912.819.812.635.29.642.35.439.99.950.16.633.58.436.68.657.25.054.34.258.910.544.41.9
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.
moyenne0 (sans boisement)0.80.8..0.0.0.0.0.0.1.21.20.0.0.0.1.71.20.0.2.72.60.80.51.10.50.30.30.80.2
1 à 405.21.9..0.0.0.0.50.035.412.43.56.13.012.04.316.33.423.69.222.97.210.91.69.11.520.82.412.50.8
41 à 8012.02.8..0.0.0.0.0.0.7.52.822.35.16.93.48.62.64.44.313.35.79.61.56.61.311.71.99.60.7
81 à 12022.23.6..25.612.90.0.0.0.19.44.223.15.218.35.08.82.635.810.39.24.311.01.67.31.39.31.712.20.8
121 à 1609.22.5..8.58.10.0.0.0.14.23.67.03.08.03.416.63.44.44.36.24.39.81.517.21.910.91.912.10.8
plus de 1606.62.1..56.214.90.0.0.0.7.42.50.0.6.63.212.53.04.44.310.24.910.91.612.21.79.61.710.10.8
peuplement inéquien44.04.3..9.79.2100.0.50.035.437.95.141.56.048.26.535.54.427.59.635.68.346.92.646.52.537.42.942.61.2
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.
bonne0 (sans boisement)0.30.30.0.2.92.01.01.00.0.0.0.0.0.1.10.80.0.0.0.5.73.20.0.1.11.00.0.0.60.2
1 à 407.11.523.35.117.34.514.13.712.62.715.04.28.11.714.12.53.62.58.74.115.14.90.0.19.03.939.42.816.70.9
41 à 8015.42.115.64.417.44.418.64.224.73.623.75.115.12.319.52.820.35.234.17.014.35.017.69.23.11.820.52.318.00.9
81 à 12024.02.523.05.126.05.236.55.126.33.712.34.227.42.919.92.724.05.522.96.124.95.818.99.89.93.26.41.420.51.0
121 à 1608.61.614.94.47.13.14.32.18.42.311.64.07.21.67.61.911.74.216.95.516.05.30.0.18.64.13.31.08.40.7
plus de 1603.51.10.0.1.51.50.0.0.0.0.0.0.80.61.40.81.41.42.12.16.53.719.39.917.64.02.00.82.70.4
peuplement inéquien41.22.823.24.927.85.325.54.627.93.837.36.041.53.136.33.438.96.315.25.217.55.444.312.530.74.828.42.633.21.1
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.
très bonne0 (sans boisement)0.0.1.01.01.61.10.80.50.0.0.0.0.0.2.32.30.0.12.812.30.0.0.0...0.0.0.60.2
1 à 4013.72.421.43.621.33.622.22.625.62.115.710.29.93.618.75.624.212.212.812.36.15.820.713.1..31.718.820.51.1
41 à 8023.12.920.33.723.23.615.72.320.82.110.510.113.64.218.35.36.86.661.517.422.09.721.913.9..16.815.419.91.1
81 à 12026.13.031.94.221.73.526.92.827.42.337.215.131.35.629.16.421.511.112.812.325.310.010.39.9..34.619.427.01.2
121 à 1607.81.94.81.99.12.53.71.22.90.90.0.3.02.13.52.50.0.0.0.5.95.80.0...0.0.4.60.6
plus de 1601.90.90.80.81.61.10.0.1.00.50.0.1.31.30.0.6.86.60.0.9.76.50.0...0.0.1.10.3
peuplement inéquien27.43.119.73.621.63.630.72.922.42.136.615.140.95.928.16.440.713.90.0.30.910.747.216.4..16.815.426.11.2
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.
total0 (sans boisement)0.40.20.60.61.90.90.80.40.0.0.60.50.20.21.00.61.20.71.01.02.81.41.00.50.80.40.20.20.70.1
1 à 408.11.019.52.618.22.619.12.122.01.611.82.38.21.214.01.911.02.011.43.114.73.09.71.39.51.229.61.814.90.5
41 à 8017.71.419.22.719.42.617.12.021.81.816.02.715.41.716.32.012.32.121.23.913.33.09.41.35.50.915.81.515.10.5
81 à 12024.91.630.43.123.32.829.12.427.41.917.92.826.22.020.72.213.22.121.94.017.13.010.91.47.31.17.91.119.00.5
121 à 1608.81.08.41.98.51.93.71.04.30.912.62.46.91.27.61.413.62.216.53.612.32.98.01.215.41.57.21.08.80.4
plus de 1603.40.70.50.55.51.50.0.0.70.33.91.31.60.63.00.98.61.86.22.311.32.812.21.415.61.55.90.95.70.3
peuplement inéquien36.71.721.42.823.12.830.22.423.91.837.33.541.52.337.32.640.03.121.83.928.63.948.92.245.82.033.41.935.70.6
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.
© WSL, Inventaire forestier national suisse, 07.07.2020 #831788/298119
IFN1
surface forestière
fertilité · âge du peuplement (classes de 40 ans)
unité d'interprétation: région économique
unité: %
ensemble analysé: forêt accessible sans la forêt buissonnante
réseau: réseau 1,4 x 1,4 km
état1983/85
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 Alpes Suisse
fertilitéâge du peuplement (classes de 40 ans) %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
faible0 (sans boisement)1.11.10.0.0.0.0.0.0.0.0.0.1.21.20.0.1.61.60.0.0.0.2.01.40.0.0.0.0.70.3
1 à 403.81.90.0.0.0.0.0.10.810.10.0.8.23.08.05.45.02.86.44.511.75.65.12.24.11.60.0.4.90.8
41 à 8020.63.922.48.10.0.36.313.019.212.427.89.113.23.77.55.112.34.32.92.96.64.66.02.44.01.60.0.11.11.2
81 à 12028.34.441.69.824.815.428.712.250.215.916.97.919.64.314.86.810.73.815.76.58.85.011.53.15.51.94.64.516.01.4
121 à 16010.73.07.35.011.711.10.0.0.0.14.77.09.13.114.26.612.14.327.87.915.26.43.01.77.72.218.58.39.91.1
plus de 1601.81.30.0.38.417.50.0.0.0.3.03.06.72.713.06.98.23.514.65.918.87.017.13.722.53.417.98.112.21.2
peuplement inéquien33.74.628.69.025.015.334.912.819.812.637.59.642.05.342.59.850.26.532.58.238.98.255.34.956.34.158.910.545.01.9
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.
moyenne0 (sans boisement)0.80.8..0.0.0.0.0.0.1.11.10.0.0.0.1.61.10.0.2.62.60.80.51.00.50.70.50.90.2
1 à 405.01.9..0.0.0.0.50.035.412.13.46.13.011.34.115.83.222.58.822.37.111.21.69.21.421.62.412.60.8
41 à 8011.72.7..0.0.0.0.0.0.7.32.822.35.16.63.28.72.54.24.112.95.59.71.56.51.211.21.89.40.7
81 à 12021.63.5..23.612.023.420.70.0.18.94.123.15.217.34.88.92.534.310.09.04.211.11.67.51.39.21.712.20.8
121 à 16010.42.6..7.87.50.0.0.0.13.93.57.03.07.63.316.23.34.24.16.14.29.61.417.51.910.51.812.10.8
plus de 1606.42.1..51.714.50.0.0.0.7.22.50.0.6.33.111.62.84.24.19.94.710.51.511.91.69.51.79.80.7
peuplement inéquien44.14.2..16.911.076.620.750.035.439.45.141.56.050.86.337.24.330.69.737.28.247.22.546.42.537.22.843.11.2
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.
bonne0 (sans boisement)0.30.30.0.2.81.91.01.00.0.0.0.0.0.1.10.70.0.0.0.5.33.00.0.2.11.40.30.30.70.2
1 à 407.01.523.35.116.64.414.03.613.12.714.64.18.41.713.72.44.82.77.53.614.24.76.15.919.33.939.52.716.80.9
41 à 8015.12.015.64.416.74.318.44.125.03.623.15.014.82.319.32.721.45.133.56.513.44.716.58.73.01.719.92.217.80.9
81 à 12023.52.423.05.124.95.037.25.126.03.712.04.126.52.819.22.721.85.023.55.723.55.517.79.39.53.06.31.319.90.9
121 à 1608.81.614.94.46.83.04.32.18.32.311.33.96.91.67.81.910.63.814.74.815.15.00.0.17.83.93.31.08.20.6
plus de 1603.41.10.0.1.51.50.0.0.0.0.0.0.80.51.40.81.31.31.81.88.13.918.19.416.93.81.90.82.60.4
peuplement inéquien41.92.823.24.930.75.425.24.527.63.838.95.942.73.137.53.440.16.018.95.320.45.641.612.031.54.728.82.534.01.1
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.
très bonne0 (sans boisement)0.0.1.01.01.51.10.70.50.0.0.0.0.0.2.32.20.0.11.411.00.0.0.0...0.0.0.60.2
1 à 4013.22.321.43.620.73.521.92.625.82.115.710.212.03.818.35.524.212.211.411.05.75.520.713.1..27.216.620.41.1
41 à 8022.82.820.33.724.03.615.92.320.62.010.510.112.94.018.05.26.86.654.716.826.410.021.913.9..28.817.220.01.1
81 à 12025.73.031.94.221.13.426.82.827.02.237.215.130.95.528.66.321.511.111.411.023.99.510.39.9..29.617.326.71.2
121 à 1608.11.94.81.98.82.44.01.32.80.80.0.2.92.03.52.40.0.0.0.5.65.50.0...0.0.4.70.6
plus de 1601.80.90.80.81.51.10.0.1.00.50.0.1.21.20.0.6.86.60.0.9.16.20.0...0.0.1.10.3
peuplement inéquien28.43.119.73.622.43.630.72.922.82.136.615.140.05.729.36.440.713.911.010.329.210.247.216.4..14.413.426.51.2
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.
total0 (sans boisement)0.40.20.60.61.80.90.80.40.0.0.50.50.20.21.00.61.10.60.90.92.61.31.00.40.90.40.50.30.70.1
1 à 407.91.019.42.617.62.518.82.122.31.611.62.28.61.313.51.811.01.910.42.814.63.010.01.39.61.130.11.814.90.5
41 à 8017.41.319.12.719.62.617.12.021.71.815.62.615.21.716.01.912.62.021.23.713.32.99.31.35.40.915.51.415.00.5
81 à 12024.41.530.23.122.62.729.42.427.11.917.42.725.62.020.02.113.12.022.53.816.22.811.41.47.31.07.81.018.70.5
121 à 1609.11.18.41.98.21.83.91.04.20.912.32.36.61.17.61.413.22.115.13.311.62.87.81.115.31.47.01.08.80.4
plus de 1603.30.70.50.55.31.50.0.0.70.33.81.21.70.62.90.98.11.75.72.111.42.711.91.415.11.45.80.95.60.3
peuplement inéquien37.41.721.92.824.82.830.02.424.11.838.93.542.02.239.02.641.03.024.33.930.43.948.62.246.32.033.41.836.30.6
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.
© WSL, Inventaire forestier national suisse, 07.07.2020 #831789/298120
IFN1
surface forestière
fertilité · âge du peuplement (classes de 40 ans)
unité d'interprétation: région économique
unité: %
ensemble analysé: forêt accessible sans la forêt buissonnante
réseau: réseau terrestre IFN1
état1983/85
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 Alpes Suisse
fertilitéâge du peuplement (classes de 40 ans) %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
faible0 (sans boisement)1.60.90.0.5.45.20.0.0.0.1.91.91.30.90.0.1.41.00.0.1.61.61.00.70.0.0.0.0.90.3
1 à 405.11.65.83.30.0.5.53.810.67.19.24.07.82.25.63.15.21.96.83.311.03.75.81.74.01.20.0.5.70.6
41 à 8019.72.824.05.811.27.527.37.415.68.318.45.311.22.67.53.610.02.68.53.76.02.96.81.85.51.40.0.11.00.8
81 à 12031.53.332.06.422.810.027.17.348.111.516.75.118.43.110.64.112.52.816.84.915.04.29.52.16.31.56.53.616.31.0
121 à 16010.72.27.73.75.45.22.52.45.35.118.55.210.22.413.84.512.82.920.15.214.34.25.31.68.21.710.84.610.20.8
plus de 1602.11.00.0.38.911.63.03.00.0.1.61.610.62.47.43.59.52.59.83.818.74.714.92.620.22.415.25.311.40.9
peuplement inéquien29.43.230.66.316.48.634.57.820.49.133.76.340.43.955.16.748.54.338.06.233.45.656.73.655.73.067.56.944.51.3
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.
moyenne0 (sans boisement)0.40.40.0.0.0.0.0.0.0.1.20.80.0.0.90.92.00.90.0.2.81.91.30.41.00.30.50.31.00.2
1 à 404.91.30.0.14.88.00.0.50.035.411.62.34.71.712.63.012.12.116.25.318.14.511.61.19.91.019.81.612.10.6
41 à 8010.91.950.035.50.0.0.0.0.0.11.42.318.43.210.22.86.21.65.93.39.43.49.31.05.60.811.11.39.10.5
81 à 12021.02.550.035.524.49.618.616.90.0.17.62.719.43.213.23.112.02.119.55.614.64.111.71.18.91.08.71.112.30.6
121 à 16010.11.80.0.10.36.90.0.0.0.13.92.57.82.26.52.215.22.311.74.59.43.410.21.116.41.311.21.312.20.6
plus de 1607.01.60.0.40.011.10.0.0.0.8.62.02.01.23.41.712.52.114.35.09.53.410.01.111.91.17.71.19.50.5
peuplement inéquien45.73.00.0.10.57.081.416.950.035.435.63.547.84.153.34.640.03.132.46.736.15.745.91.846.41.741.12.043.90.9
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.
bonne0 (sans boisement)0.30.20.0.2.11.20.50.50.0.0.70.70.50.30.50.41.61.11.11.15.82.30.0.1.50.80.20.20.70.1
1 à 409.91.221.93.415.03.013.02.314.32.016.33.08.21.212.91.611.03.011.83.312.63.36.34.315.12.541.41.917.40.6
41 à 8014.21.420.03.321.03.322.62.924.42.515.62.916.71.616.41.820.03.824.74.415.63.621.97.36.41.719.81.617.80.6
81 à 12022.71.719.43.322.83.434.23.327.72.619.03.325.61.920.21.917.63.620.94.122.44.017.76.67.01.86.71.019.70.6
121 à 1608.71.211.72.76.82.15.91.76.31.411.12.65.31.08.71.48.92.713.43.514.93.63.23.121.12.93.20.78.00.4
plus de 1603.70.80.0.0.70.70.0.0.60.52.21.21.50.51.60.62.71.66.92.55.22.323.07.614.12.42.00.52.90.3
peuplement inéquien40.52.027.13.731.63.823.83.026.62.535.04.042.12.139.62.438.24.621.34.223.54.228.08.034.83.326.81.733.60.8
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.
très bonne0 (sans boisement)0.0.0.40.40.70.50.90.40.0.0.0.0.60.61.01.00.0.6.05.80.0.0.0.0.0.0.0.0.40.1
1 à 4014.21.721.32.523.72.521.41.923.91.518.47.510.02.517.63.629.18.215.18.211.05.217.89.40.0.41.714.320.30.8
41 à 8019.31.921.12.522.92.517.11.720.71.517.87.318.03.318.83.66.24.235.311.019.46.529.411.10.0.16.510.719.80.8
81 à 12027.92.229.02.820.92.427.42.128.31.624.58.024.93.733.74.531.58.219.18.828.67.35.95.80.0.17.110.927.10.9
121 à 16011.11.58.71.87.11.54.30.93.10.60.0.5.42.02.61.50.0.0.0.5.73.96.05.8100.0.0.0.5.70.5
plus de 1601.20.50.40.41.10.60.20.20.80.30.0.1.41.00.0.3.23.10.0.5.13.56.46.20.0.0.0.0.90.2
peuplement inéquien26.32.119.22.523.52.528.72.123.21.539.39.439.74.226.34.130.18.324.59.730.17.634.411.40.0.24.712.425.80.9
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.
total0 (sans boisement)0.40.20.20.21.30.50.70.30.0.1.00.50.60.20.60.31.60.51.00.73.21.11.20.30.80.30.30.20.70.1
1 à 409.50.819.51.819.71.818.01.421.01.213.41.67.90.813.01.311.11.411.82.213.42.010.41.09.50.830.11.215.00.3
41 à 8015.70.921.21.920.91.819.11.521.61.214.21.716.31.215.11.310.11.317.32.512.01.99.50.95.70.615.11.014.80.3
81 à 12025.01.126.42.021.71.929.31.728.41.418.51.923.51.320.51.514.51.519.32.619.22.211.41.08.00.87.70.718.80.4
121 à 1609.90.89.51.47.11.24.60.84.00.612.61.66.40.87.71.012.31.413.52.312.22.09.00.915.51.07.10.79.00.3
plus de 1603.40.50.20.24.10.90.30.20.70.34.91.03.00.52.10.59.11.28.61.89.81.811.31.014.01.05.00.65.50.2
peuplement inéquien36.01.223.02.025.22.028.01.724.11.335.42.342.41.640.91.941.22.228.43.030.22.847.21.646.51.434.71.336.20.5
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, 07.07.2020 #831790/298121
IFN2
surface forestière
fertilité · âge du peuplement (classes de 40 ans)
unité d'interprétation: région économique
unité: %
ensemble analysé: forêt accessible sans la forêt buissonnante IFN1/IFN2/IFN3/IFN4
réseau: réseau 1,4 x 1,4 km
état1993/95
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 Alpes Suisse
fertilitéâge du peuplement (classes de 40 ans) %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
faible0 (sans boisement)1.11.10.0.0.0.0.0.0.0.0.0.3.52.04.14.00.0.9.95.50.0.3.21.80.80.80.0.1.80.5
1 à 404.92.13.93.80.0.0.0.10.810.111.56.312.93.64.64.55.12.96.64.612.56.014.63.65.11.90.0.7.81.0
41 à 8025.44.216.97.80.0.34.912.88.58.215.07.115.04.03.83.717.75.17.04.79.55.410.13.02.81.44.54.412.41.3
81 à 12029.04.545.99.975.215.443.313.380.812.436.49.919.34.319.17.720.05.213.06.16.64.712.23.35.21.99.06.119.51.5
121 à 16024.54.315.37.113.112.27.37.10.0.12.16.710.13.234.79.417.65.112.25.715.26.48.12.713.52.922.99.015.11.4
plus de 1602.01.413.07.011.711.10.0.0.0.4.24.117.64.113.17.010.54.034.98.630.98.619.13.950.34.213.67.321.31.6
peuplement inéquien13.23.35.04.90.0.14.49.40.0.20.78.521.64.520.68.229.16.016.46.725.28.032.84.822.33.550.010.722.21.6
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.
moyenne0 (sans boisement)0.80.8..0.0.0.0.0.0.1.51.50.0.4.82.74.21.84.54.47.94.41.70.72.10.70.30.31.90.3
1 à 406.62.1..0.0.36.428.30.0.13.53.48.73.415.84.814.63.324.19.220.47.016.91.912.31.621.92.415.10.9
41 à 8017.93.3..9.79.20.0.50.035.414.83.815.74.611.74.28.42.58.96.016.76.413.21.76.71.315.22.112.20.8
81 à 12023.93.7..35.714.531.826.650.035.423.24.523.35.119.85.115.93.418.68.510.65.113.61.812.11.710.91.815.30.9
121 à 16021.93.6..18.211.731.826.60.0.25.34.615.34.518.05.019.63.68.96.18.34.713.81.821.22.115.22.117.71.0
plus de 16013.73.0..18.812.00.0.0.0.2.41.711.23.75.22.915.13.326.29.211.05.317.71.928.82.310.31.816.70.9
peuplement inéquien15.23.1..17.611.30.0.0.0.19.34.225.85.324.85.622.33.88.75.925.17.423.22.216.91.926.12.621.11.0
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.
bonne0 (sans boisement)0.0.0.0.0.0.1.21.10.80.80.0.1.50.72.21.01.71.64.73.25.53.10.0.2.21.51.00.61.20.3
1 à 407.61.516.84.620.44.822.74.319.63.211.64.08.41.715.22.57.03.317.45.518.95.424.310.527.44.536.62.718.20.9
41 à 8018.42.228.05.419.64.717.14.016.63.219.54.812.32.120.32.821.55.319.05.718.25.630.811.66.42.529.12.619.50.9
81 à 12034.22.737.85.838.25.745.05.245.64.230.55.732.83.034.73.328.95.827.36.423.75.812.68.413.13.59.51.729.31.1
121 à 16020.62.316.14.517.54.411.83.411.82.811.74.017.62.510.02.123.05.410.24.315.75.26.36.117.43.95.71.313.90.8
plus de 1604.21.21.31.30.0.0.0.0.0.0.0.6.41.63.41.30.0.14.95.24.02.86.36.118.74.11.90.83.90.5
peuplement inéquien15.02.10.0.4.32.52.31.65.61.926.65.521.02.614.32.518.05.06.43.614.05.019.710.214.93.716.32.113.90.8
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.
très bonne0 (sans boisement)0.0.0.0.0.0.0.80.60.30.30.0.0.0.0.0.0.0.0.0.0.0.0.0...0.0.0.20.1
1 à 4015.22.518.93.427.33.826.52.727.82.115.710.29.83.530.06.516.610.738.817.711.27.520.713.1..48.620.423.41.1
41 à 8023.62.921.73.727.13.816.42.322.22.132.014.914.34.222.05.637.813.638.517.416.48.844.116.8..0.0.21.71.1
81 à 12033.73.343.24.330.73.839.33.134.42.434.014.536.35.837.46.930.212.911.310.735.010.911.510.8..17.315.735.51.3
121 à 16015.52.513.03.19.82.610.52.08.31.47.97.618.64.77.13.46.86.611.310.715.68.511.911.1..0.0.11.10.9
plus de 1602.31.00.80.83.01.50.0.0.90.50.0.3.02.10.0.0.0.0.0.0.0.0.0...0.0.1.20.3
peuplement inéquien9.72.12.41.42.01.26.51.66.01.210.510.118.04.73.52.48.68.10.0.21.79.811.911.1..34.119.66.90.7
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.
total0 (sans boisement)0.30.20.0.0.0.0.90.50.40.30.70.71.40.52.40.82.41.05.82.34.11.61.90.61.80.50.70.31.20.2
1 à 409.21.016.52.422.82.724.62.225.21.712.82.39.41.316.82.010.72.017.33.616.83.216.81.613.01.328.81.817.20.5
41 à 8020.71.523.22.922.92.817.22.020.61.717.52.713.61.617.92.115.12.215.03.415.53.213.61.55.70.921.71.716.90.5
81 à 12031.41.741.83.234.93.140.82.638.32.028.13.229.82.131.42.520.72.520.13.817.53.013.21.510.71.310.21.225.40.6
121 à 16020.01.514.32.412.82.210.91.79.11.217.92.816.21.712.71.819.32.510.62.913.63.012.41.518.81.610.51.214.50.5
plus de 1605.10.82.41.13.11.20.0.0.70.31.71.08.41.33.91.19.71.921.83.911.82.917.31.732.11.96.11.09.30.4
peuplement inéquien13.31.21.91.03.41.25.71.25.71.021.43.021.31.914.91.922.22.69.32.820.63.624.81.917.81.522.01.715.40.5
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, 07.07.2020 #831791/298122
IFN2
surface forestière
fertilité · âge du peuplement (classes de 40 ans)
unité d'interprétation: région économique
unité: %
ensemble analysé: forêt accessible sans la forêt buissonnante
réseau: réseau 1,4 x 1,4 km
état1993/95
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 Alpes Suisse
fertilitéâge du peuplement (classes de 40 ans) %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
faible0 (sans boisement)1.01.00.0.0.0.0.0.0.0.0.0.3.21.83.93.80.0.9.15.00.0.2.91.70.70.70.0.1.60.5
1 à 404.72.13.73.60.0.0.0.10.810.110.75.912.93.54.44.36.63.212.15.715.35.915.53.69.02.38.64.79.51.1
41 à 8024.74.116.17.40.0.34.912.88.58.217.47.313.93.73.63.616.84.96.44.37.94.59.42.83.11.45.84.011.71.2
81 à 12029.24.448.59.875.215.443.313.380.812.433.99.319.94.218.37.420.45.114.66.15.53.911.43.15.21.88.44.718.81.4
121 à 16023.84.214.66.813.112.27.37.10.0.11.36.39.43.033.29.116.84.811.15.212.75.47.52.612.42.614.35.913.91.3
plus de 1601.91.412.46.711.711.10.0.0.0.3.93.818.54.116.97.610.03.831.88.032.67.919.73.947.73.914.46.021.51.5
peuplement inéquien14.63.44.84.70.0.14.49.40.0.22.88.422.24.419.77.929.35.915.06.226.07.233.64.622.03.348.58.523.01.5
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.
moyenne0 (sans boisement)0.80.8..0.0.0.0.0.0.1.41.40.0.6.13.03.81.74.24.16.93.81.80.72.10.70.30.31.90.3
1 à 406.42.1..0.0.36.428.30.0.13.73.49.73.515.94.615.33.130.49.422.06.619.01.915.31.723.82.416.90.9
41 à 8017.93.3..9.08.50.0.50.035.415.03.715.14.412.04.07.52.38.25.619.26.213.11.76.41.214.92.011.90.8
81 à 12023.03.6..40.914.231.826.650.035.421.84.222.45.021.25.115.03.117.07.89.24.513.51.710.81.510.01.714.40.8
121 à 16021.93.5..16.710.831.826.60.0.24.64.416.04.416.34.519.03.48.25.67.24.113.21.720.92.014.21.917.20.9
plus de 16013.93.0..17.311.10.0.0.0.2.21.612.23.84.72.714.33.124.08.511.75.016.81.826.92.210.71.816.20.9
peuplement inéquien16.13.1..16.210.50.0.0.0.21.34.224.75.123.95.325.13.88.05.423.86.722.52.117.61.826.12.521.41.0
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.
bonne0 (sans boisement)0.0.0.0.0.0.1.11.10.80.80.0.1.40.72.11.01.51.53.92.65.22.90.0.2.01.40.90.51.10.2
1 à 409.51.616.84.621.94.822.44.319.83.211.23.88.31.615.52.412.74.123.55.519.75.327.910.629.14.438.02.619.50.9
41 à 8017.92.228.05.418.64.518.04.116.93.118.74.713.62.120.32.722.45.117.35.017.15.327.310.56.92.528.42.519.40.9
81 à 12033.62.737.85.838.85.644.55.244.84.130.45.532.12.935.33.226.35.422.45.424.25.711.17.512.13.38.81.628.51.0
121 à 16020.72.316.14.516.64.211.73.312.22.811.23.817.12.49.52.020.95.08.43.614.84.95.65.517.03.75.81.313.60.8
plus de 1604.01.11.31.30.0.0.0.0.0.0.0.6.11.53.21.20.0.12.24.43.82.65.65.517.23.82.10.83.80.4
peuplement inéquien14.32.00.0.4.12.32.21.65.51.928.55.521.42.614.12.416.34.612.34.415.25.022.510.015.83.616.12.014.10.8
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.
très bonne0 (sans boisement)0.0.0.0.0.0.0.80.60.30.30.0.0.0.0.0.0.0.0.0.0.0.0.0...0.0.0.20.1
1 à 4015.12.419.33.427.73.726.52.728.32.122.511.512.23.829.56.422.711.531.015.115.18.018.511.9..41.618.623.71.1
41 à 8023.22.821.43.726.83.716.22.322.42.129.413.913.74.121.65.635.012.930.814.820.09.039.415.6..14.413.421.51.1
81 à 12032.83.242.54.331.63.839.53.134.02.331.313.634.85.738.56.828.012.129.214.431.410.010.39.7..14.813.635.21.3
121 à 16016.42.513.53.19.22.510.72.08.11.47.27.019.14.67.03.46.36.29.18.614.07.710.610.0..0.0.11.20.9
plus de 1603.21.20.80.82.81.40.0.0.90.50.0.2.92.00.0.0.0.0.0.0.0.0.0...0.0.1.30.3
peuplement inéquien9.32.02.41.41.91.16.41.56.01.29.69.317.34.53.42.38.07.60.0.19.58.921.213.1..29.217.46.80.7
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.
total0 (sans boisement)0.30.20.0.0.0.0.80.50.40.30.70.61.30.52.60.82.20.95.02.03.71.51.90.61.80.50.60.31.20.1
1 à 409.81.016.62.423.62.724.52.225.61.713.02.39.91.316.91.913.12.022.33.618.63.118.61.715.91.430.31.718.40.5
41 à 8020.31.422.92.822.42.717.22.020.81.717.52.713.81.617.82.014.52.113.73.015.73.013.31.55.70.921.11.616.60.5
81 à 12030.81.641.73.235.83.040.82.637.72.026.93.129.12.132.02.419.62.419.83.516.22.813.01.49.71.19.41.124.50.5
121 à 16020.21.414.52.412.02.111.01.79.01.217.32.715.91.712.11.718.32.39.22.512.12.711.81.418.31.59.91.114.10.5
plus de 1605.30.82.41.12.91.10.0.0.60.31.60.98.61.24.01.09.21.718.83.512.92.816.71.630.31.86.50.99.30.4
peuplement inéquien13.31.21.91.03.21.15.61.25.81.023.13.021.41.914.61.923.12.511.22.820.83.324.71.918.31.522.31.615.80.5
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, 07.07.2020 #831792/298123
IFN2
surface forestière
fertilité · âge du peuplement (classes de 40 ans)
unité d'interprétation: région économique
unité: %
ensemble analysé: forêt accessible sans la forêt buissonnante
réseau: réseau terrestre IFN2
état1993/95
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 Alpes Suisse
fertilitéâge du peuplement (classes de 40 ans) %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
faible0 (sans boisement)0.90.90.0.0.0.0.0.0.0.0.0.3.91.97.24.90.0.7.34.10.0.2.61.50.60.60.0.1.70.5
1 à 405.22.13.43.40.0.0.0.10.49.812.05.713.73.43.63.510.23.69.74.613.95.415.23.39.12.27.94.49.81.0
41 à 8024.64.015.27.10.0.34.912.88.98.618.06.813.33.43.13.114.74.39.24.47.04.09.12.63.81.45.33.711.51.1
81 à 12030.04.351.39.575.715.143.413.380.712.430.88.319.73.915.86.517.94.516.05.54.93.511.72.96.41.910.34.918.71.3
121 à 16022.73.913.36.311.711.07.37.10.0.12.86.011.43.131.68.317.34.611.34.817.75.89.92.712.62.513.25.514.61.2
plus de 1602.71.611.86.512.611.80.0.0.0.7.14.917.43.718.37.39.93.527.36.829.17.219.03.646.83.715.75.921.21.4
peuplement inéquien13.73.24.94.80.0.14.49.40.0.19.37.220.64.020.47.529.95.519.36.127.46.932.64.320.73.047.68.122.51.4
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.
moyenne0 (sans boisement)0.70.7..0.0.0.0.0.0.1.11.10.0.6.72.93.51.56.94.76.13.41.80.61.90.60.30.31.80.3
1 à 407.32.1..0.0.36.428.30.0.12.93.111.73.515.24.214.83.027.18.023.76.319.11.815.21.623.42.216.90.8
41 à 8016.43.0..6.76.50.0.50.035.416.63.516.04.111.73.79.12.46.54.519.35.912.81.57.01.215.11.912.20.7
81 à 12023.43.4..35.512.831.826.650.035.420.63.822.34.519.94.615.23.016.46.710.34.512.81.610.31.410.81.614.20.8
121 à 16023.63.4..21.211.031.826.60.0.21.53.915.54.018.54.519.73.36.34.49.84.213.21.620.91.914.11.817.20.9
plus de 16013.32.8..15.39.90.0.0.0.4.52.011.53.44.22.413.22.824.37.410.54.516.51.727.62.110.21.616.10.8
peuplement inéquien15.32.9..21.311.00.0.0.0.22.74.023.04.523.94.924.53.612.55.820.35.923.72.017.11.726.22.421.50.9
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.
bonne0 (sans boisement)0.0.0.0.0.0.1.01.00.70.70.0.1.30.61.80.91.41.43.52.49.63.80.0.2.61.50.80.51.20.2
1 à 409.51.617.54.422.94.622.64.019.03.010.23.58.31.615.72.311.63.723.65.322.65.323.79.228.74.037.42.519.40.8
41 à 8017.32.027.75.018.34.318.63.916.52.917.74.314.12.019.52.523.15.019.04.914.74.623.79.36.82.329.02.319.30.9
81 à 12034.02.537.15.438.75.342.94.946.33.930.15.232.12.735.13.027.05.220.65.022.65.29.66.513.63.28.81.528.51.0
121 à 16019.92.116.54.316.44.012.13.111.32.511.63.716.72.29.01.820.44.77.53.212.74.34.74.618.63.65.71.213.30.7
plus de 1604.21.11.11.10.0.0.0.0.60.61.21.26.61.43.11.10.0.12.84.34.62.69.46.314.73.32.10.73.90.4
peuplement inéquien15.11.90.0.3.72.12.91.75.51.829.25.120.82.415.72.316.54.413.04.313.24.428.910.015.03.316.21.914.40.8
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.
très bonne0 (sans boisement)0.0.0.0.0.0.0.70.50.30.30.0.0.0.0.0.0.0.0.0.0.0.0.0...0.0.0.20.1
1 à 4015.82.320.93.327.43.426.42.529.32.027.912.310.93.427.05.728.311.933.913.914.37.725.112.6..41.218.524.31.1
41 à 8021.52.621.43.528.33.516.72.121.91.924.612.313.53.827.75.632.612.225.612.623.39.341.014.3..14.213.221.61.1
81 à 12031.23.041.14.030.13.538.82.833.72.232.912.637.05.433.86.126.011.432.913.630.19.78.48.0..15.214.034.31.2
121 à 16018.62.513.72.99.52.311.31.98.41.36.16.018.54.35.82.85.95.77.67.313.67.58.58.1..0.0.11.60.8
plus de 1604.11.30.70.73.11.40.0.0.80.40.0.3.72.10.0.0.0.0.0.0.0.0.0...0.0.1.50.3
peuplement inéquien8.81.82.11.21.60.96.21.45.61.18.48.216.34.25.72.87.26.90.0.18.78.617.010.9..29.417.56.40.6
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.
total0 (sans boisement)0.30.20.0.0.0.0.70.40.40.30.50.51.40.52.80.82.00.85.01.85.11.71.90.61.70.50.50.31.20.1
1 à 4010.31.017.82.323.82.524.62.026.21.612.92.210.21.216.51.813.61.921.13.219.73.018.61.515.91.329.81.618.50.5
41 à 8019.31.322.72.723.32.617.61.820.41.617.72.514.21.518.21.914.92.014.12.815.02.813.01.36.20.921.61.516.70.5
81 à 12030.81.541.03.034.42.839.92.437.81.925.92.829.21.930.82.219.22.219.53.115.62.612.41.39.91.19.81.124.30.5
121 à 16020.61.414.62.312.32.011.51.69.01.216.12.415.91.511.81.518.72.28.42.213.32.612.21.318.61.49.71.014.30.4
plus de 1605.60.82.21.03.01.10.0.0.80.33.51.28.81.23.91.08.71.618.33.111.92.516.51.530.11.66.30.99.30.3
peuplement inéquien13.21.21.80.93.21.15.61.15.50.923.42.720.41.716.01.823.02.413.62.819.43.025.51.817.61.422.31.515.70.4
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, 07.07.2020 #831793/298124
IFN1
surface forestière
fertilité · âge du peuplement (classes de 40 ans)
unité d'interprétation: région de production
unité: %
ensemble analysé: forêt accessible sans la forêt buissonnante IFN1/IFN2/IFN3/IFN4
réseau: réseau 1,4 x 1,4 km
état1983/85
région de production
JuraPlateauPréalpesAlpesSud des Alpes Suisse
fertilitéâge du peuplement (classes de 40 ans) %± %± %± %± %± %±
faible0 (sans boisement)0.80.80.0.0.70.70.80.50.0.0.80.3
1 à 403.11.53.23.16.82.25.41.20.0.5.00.8
41 à 8021.63.621.67.314.83.16.21.30.0.11.31.2
81 à 12031.44.134.58.418.63.48.31.54.64.515.91.4
121 à 16010.22.73.43.311.32.79.81.618.58.310.11.2
plus de 1601.51.19.35.26.92.218.42.017.98.112.41.3
peuplement inéquien31.44.127.97.940.94.351.12.658.910.544.51.9
total100.0.100.0.100.0.100.0.100.0.100.0.
moyenne0 (sans boisement)0.80.80.0.0.50.51.10.30.30.30.80.2
1 à 405.21.96.16.110.22.011.51.020.82.412.40.8
41 à 8012.02.80.0.11.52.18.20.911.71.99.50.7
81 à 12022.33.619.39.820.12.79.81.09.31.712.30.8
121 à 1609.12.56.36.110.62.013.51.110.91.912.20.8
plus de 1606.62.137.612.35.21.511.41.09.61.710.10.8
peuplement inéquien43.94.330.711.541.93.344.41.637.42.942.71.2
total100.0.100.0.100.0.100.0.100.0.100.0.
bonne0 (sans boisement)0.30.30.90.50.40.31.50.80.0.0.60.2
1 à 4010.01.614.22.011.51.412.32.039.42.816.70.9
41 à 8015.51.921.32.418.11.715.22.220.52.318.10.9
81 à 12023.72.229.52.622.51.819.12.46.41.420.61.0
121 à 1609.71.66.81.47.81.214.92.23.31.08.30.7
plus de 1602.80.90.30.31.00.48.91.72.00.82.60.4
peuplement inéquien38.02.527.02.538.72.128.12.728.42.633.21.1
total100.0.100.0.100.0.100.0.100.0.100.0.
très bonne0 (sans boisement)0.30.30.50.20.80.82.12.10.0.0.50.2
1 à 4016.42.024.11.513.73.014.65.131.718.820.71.1
41 à 8022.22.319.51.415.13.124.66.216.815.419.91.1
81 à 12028.52.526.21.630.54.020.35.734.619.427.11.2
121 à 1606.81.44.10.73.11.52.12.10.0.4.60.6
plus de 1601.50.70.70.30.70.75.93.30.0.1.10.3
peuplement inéquien24.42.424.91.636.14.230.46.516.815.426.21.2
total100.0.100.0.100.0.100.0.100.0.100.0.
total0 (sans boisement)0.40.20.60.20.50.21.10.30.20.20.70.1
1 à 4010.61.020.61.210.91.010.40.829.61.814.90.5
41 à 8018.11.219.81.215.81.19.40.715.81.515.10.5
81 à 12026.21.427.21.322.61.311.30.87.91.119.10.5
121 à 1608.70.94.90.68.20.912.50.87.21.08.80.4
plus de 1602.70.51.40.32.60.512.40.85.90.95.70.3
peuplement inéquien33.31.525.61.339.31.542.81.233.41.935.70.6
total100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Inventaire forestier national suisse, 25.05.2020 #831794/298125
IFN1
surface forestière
fertilité · âge du peuplement (classes de 40 ans)
unité d'interprétation: région de production
unité: %
ensemble analysé: forêt accessible sans la forêt buissonnante
réseau: réseau 1,4 x 1,4 km
état1983/85
région de production
JuraPlateauPréalpesAlpesSud des Alpes Suisse
fertilitéâge du peuplement (classes de 40 ans) %± %± %± %± %± %±
faible0 (sans boisement)0.80.80.0.0.70.70.80.50.0.0.70.3
1 à 403.01.53.23.16.62.15.41.20.0.4.90.8
41 à 8021.23.621.67.315.03.15.91.20.0.11.11.2
81 à 12031.04.034.58.418.03.39.31.54.64.516.11.4
121 à 16010.12.73.43.310.92.69.31.518.58.39.81.1
plus de 1601.51.19.35.27.32.217.82.017.98.112.31.2
peuplement inéquien32.44.127.97.941.64.251.52.658.910.545.11.9
total100.0.100.0.100.0.100.0.100.0.100.0.
moyenne0 (sans boisement)0.80.80.0.0.50.51.00.30.70.50.90.2
1 à 405.11.95.45.410.02.011.61.021.62.412.50.8
41 à 8011.72.70.0.11.22.18.20.911.21.89.40.7
81 à 12021.73.522.79.819.62.69.90.99.21.712.20.8
121 à 16010.32.65.65.410.32.013.41.110.51.812.10.8
plus de 1606.42.133.311.35.11.411.01.09.51.79.80.7
peuplement inéquien44.14.233.111.243.23.344.81.637.22.843.11.2
total100.0.100.0.100.0.100.0.100.0.100.0.
bonne0 (sans boisement)0.30.30.90.50.40.31.80.80.30.30.60.2
1 à 409.91.514.32.011.41.412.41.939.52.716.80.9
41 à 8015.31.921.22.317.81.615.42.119.92.217.90.9
81 à 12023.42.229.32.621.91.818.42.36.31.320.10.9
121 à 1609.81.66.71.47.71.113.82.03.31.08.10.6
plus de 1602.80.90.30.30.90.48.61.61.90.82.60.4
peuplement inéquien38.52.527.42.540.02.129.62.728.82.534.01.1
total100.0.100.0.100.0.100.0.100.0.100.0.
très bonne0 (sans boisement)0.30.30.50.20.80.82.02.00.0.0.50.2
1 à 4016.02.023.91.514.73.114.14.927.216.620.51.1
41 à 8022.02.219.61.414.53.025.66.128.817.219.91.1
81 à 12028.22.425.91.630.13.919.55.529.617.326.71.2
121 à 1606.91.44.20.72.91.52.02.00.0.4.60.6
plus de 1601.50.70.70.30.70.75.73.20.0.1.10.3
peuplement inéquien25.12.425.21.536.24.131.16.514.413.426.61.2
total100.0.100.0.100.0.100.0.100.0.100.0.
total0 (sans boisement)0.40.20.60.20.50.21.10.30.50.30.70.1
1 à 4010.41.020.51.110.91.010.40.730.11.814.90.5
41 à 8017.91.219.81.215.61.19.40.715.51.415.00.5
81 à 12025.81.427.01.322.01.311.50.87.81.018.80.5
121 à 1608.90.94.80.68.00.812.20.87.01.08.70.4
plus de 1602.70.51.40.32.60.511.90.85.80.95.60.3
peuplement inéquien33.91.526.01.340.31.543.31.233.41.836.30.6
total100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Inventaire forestier national suisse, 25.05.2020 #831795/298126
IFN1
surface forestière
fertilité · âge du peuplement (classes de 40 ans)
unité d'interprétation: région de production
unité: %
ensemble analysé: forêt accessible sans la forêt buissonnante
réseau: réseau terrestre IFN1
état1983/85
région de production
JuraPlateauPréalpesAlpesSud des Alpes Suisse
fertilitéâge du peuplement (classes de 40 ans) %± %± %± %± %± %±
faible0 (sans boisement)1.20.71.41.41.10.70.70.30.0.0.90.3
1 à 405.21.45.32.67.61.65.60.90.0.5.70.6
41 à 8020.72.620.14.711.92.07.00.90.0.11.00.8
81 à 12031.72.931.05.416.42.310.11.16.53.616.31.0
121 à 16010.01.94.12.312.42.09.81.110.84.610.10.8
plus de 1601.60.811.33.78.11.715.91.415.25.311.40.9
peuplement inéquien29.62.926.75.142.33.050.91.967.56.944.51.3
total100.0.100.0.100.0.100.0.100.0.100.0.
moyenne0 (sans boisement)0.40.40.0.0.70.41.30.30.50.31.00.2
1 à 404.91.315.17.09.61.411.30.719.81.612.10.6
41 à 8011.21.90.0.13.41.67.30.611.11.39.10.5
81 à 12021.22.521.98.017.11.710.90.78.71.112.30.6
121 à 16010.01.87.14.810.11.413.40.811.21.312.20.6
plus de 1607.01.529.98.95.11.011.20.77.71.19.50.5
peuplement inéquien45.43.026.08.544.02.344.71.141.12.043.80.9
total100.0.100.0.100.0.100.0.100.0.100.0.
bonne0 (sans boisement)0.30.20.60.30.60.22.20.60.20.20.70.1
1 à 4012.11.214.11.311.10.912.71.441.41.917.40.6
41 à 8015.31.323.21.616.61.115.01.519.81.617.80.6
81 à 12022.11.528.61.822.81.315.31.56.71.019.70.6
121 à 1609.31.16.20.97.30.815.01.53.20.77.90.4
plus de 1603.00.60.50.31.60.49.31.22.00.52.90.3
peuplement inéquien38.01.826.81.740.21.530.62.026.81.733.60.8
total100.0.100.0.100.0.100.0.100.0.100.0.
très bonne0 (sans boisement)0.20.20.40.20.70.51.01.00.0.0.40.1
1 à 4016.71.423.21.113.82.118.23.841.714.320.30.8
41 à 8020.01.520.01.018.32.320.13.916.510.719.80.8
81 à 12028.51.726.71.128.42.723.84.117.110.927.20.9
121 à 16010.21.24.20.53.61.13.91.90.0.5.70.5
plus de 1600.90.40.70.20.70.53.61.80.0.0.80.2
peuplement inéquien23.61.624.91.134.42.929.34.424.712.425.80.9
total100.0.100.0.100.0.100.0.100.0.100.0.
total0 (sans boisement)0.40.10.50.10.70.21.30.20.30.20.70.1
1 à 4011.80.719.90.810.70.710.50.530.11.215.00.3
41 à 8017.00.820.70.815.50.88.90.515.11.014.80.3
81 à 12025.41.027.30.921.50.911.80.67.70.718.80.4
121 à 1609.80.74.90.48.00.612.60.67.10.79.00.3
plus de 1602.70.41.30.23.00.411.60.65.00.65.50.2
peuplement inéquien33.01.025.50.940.51.143.30.934.71.336.20.5
total100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Inventaire forestier national suisse, 25.05.2020 #831796/298127
IFN2
surface forestière
fertilité · âge du peuplement (classes de 40 ans)
unité d'interprétation: région de production
unité: %
ensemble analysé: forêt accessible sans la forêt buissonnante IFN1/IFN2/IFN3/IFN4
réseau: réseau 1,4 x 1,4 km
état1993/95
région de production
JuraPlateauPréalpesAlpesSud des Alpes Suisse
fertilitéâge du peuplement (classes de 40 ans) %± %± %± %± %± %±
faible0 (sans boisement)0.80.80.0.3.11.52.00.70.0.1.80.5
1 à 404.71.93.23.111.52.88.51.50.0.7.81.0
41 à 8023.83.718.26.813.13.08.11.44.54.412.41.3
81 à 12032.44.163.08.522.53.610.41.69.06.119.41.5
121 à 16022.83.75.94.114.83.012.81.822.99.015.11.4
plus de 1603.91.73.43.314.03.032.12.513.67.321.21.6
peuplement inéquien11.52.86.34.321.13.626.22.350.010.722.21.6
total100.0.100.0.100.0.100.0.100.0.100.0.
moyenne0 (sans boisement)0.80.80.0.1.80.92.50.50.30.31.90.3
1 à 406.72.26.76.412.92.215.01.221.92.415.10.9
41 à 8017.93.311.78.014.22.49.91.015.22.112.20.8
81 à 12024.03.737.712.322.42.813.21.110.91.815.30.9
121 à 16021.93.618.09.620.42.717.31.215.22.117.81.0
plus de 16013.63.012.88.65.81.621.81.310.31.816.80.9
peuplement inéquien15.13.113.08.522.52.820.31.326.12.621.11.0
total100.0.100.0.100.0.100.0.100.0.100.0.
bonne0 (sans boisement)0.0.0.70.51.60.63.01.01.00.61.20.3
1 à 409.21.520.72.311.31.419.92.436.62.718.20.9
41 à 8020.32.117.32.216.61.615.62.229.12.619.50.9
81 à 12035.12.543.72.833.52.121.22.59.51.729.51.1
121 à 16019.72.113.32.013.81.516.22.25.71.313.90.8
plus de 1603.61.00.0.4.40.910.11.81.90.83.90.5
peuplement inéquien12.21.74.31.218.71.714.02.116.32.113.80.8
total100.0.100.0.100.0.100.0.100.0.100.0.
très bonne0 (sans boisement)0.0.0.40.20.0.0.0.0.0.0.20.1
1 à 4016.12.027.51.517.83.419.05.748.620.423.31.1
41 à 8023.02.321.21.518.83.430.86.60.0.21.71.1
81 à 12037.52.635.21.736.94.226.06.217.315.735.51.3
121 à 16014.61.99.11.013.73.012.04.60.0.11.10.9
plus de 1601.80.71.00.41.61.10.0.0.0.1.20.3
peuplement inéquien7.01.45.50.811.32.812.24.734.119.66.90.7
total100.0.100.0.100.0.100.0.100.0.100.0.
total0 (sans boisement)0.20.20.50.21.60.42.40.40.70.31.20.2
1 à 4010.61.024.71.212.61.014.50.928.81.817.20.5
41 à 8021.31.319.91.215.91.211.10.821.71.716.90.5
81 à 12034.01.538.31.430.21.414.30.910.21.225.40.6
121 à 16018.71.310.30.915.31.116.00.910.51.214.50.5
plus de 1604.50.71.00.35.60.721.51.06.11.09.30.4
peuplement inéquien10.71.05.30.718.81.220.31.022.01.715.40.5
total100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Inventaire forestier national suisse, 25.05.2020 #831797/298128
IFN2
surface forestière
fertilité · âge du peuplement (classes de 40 ans)
unité d'interprétation: région de production
unité: %
ensemble analysé: forêt accessible sans la forêt buissonnante
réseau: réseau 1,4 x 1,4 km
état1993/95
région de production
JuraPlateauPréalpesAlpesSud des Alpes Suisse
fertilitéâge du peuplement (classes de 40 ans) %± %± %± %± %± %±
faible0 (sans boisement)0.80.80.0.2.91.41.80.70.0.1.70.5
1 à 404.61.83.23.111.42.711.21.68.64.79.61.1
41 à 8023.13.618.26.812.92.87.51.35.84.011.71.2
81 à 12033.04.163.08.522.43.510.01.58.44.718.71.4
121 à 16022.13.65.94.113.72.811.81.614.35.913.91.3
plus de 1603.81.73.43.315.13.031.72.314.46.021.51.5
peuplement inéquien12.62.86.34.321.73.526.12.248.58.523.01.5
total100.0.100.0.100.0.100.0.100.0.100.0.
moyenne0 (sans boisement)0.80.70.0.2.10.92.50.50.30.31.90.3
1 à 406.42.16.36.113.42.217.31.223.82.416.90.9
41 à 8018.03.311.07.514.22.39.70.914.92.011.90.8
81 à 12023.13.641.612.121.82.712.41.010.01.714.40.8
121 à 16021.83.516.99.119.92.616.91.214.21.917.20.9
plus de 16013.93.012.08.15.91.520.61.310.71.816.30.9
peuplement inéquien16.13.112.28.022.82.720.61.326.12.521.41.0
total100.0.100.0.100.0.100.0.100.0.100.0.
bonne0 (sans boisement)0.0.0.70.51.50.52.70.90.90.51.20.2
1 à 4010.71.621.12.211.31.323.02.438.02.619.50.9
41 à 8019.82.017.42.117.11.615.42.128.42.519.50.9
81 à 12034.52.443.32.833.52.019.52.38.81.628.61.0
121 à 16019.72.013.31.913.41.515.02.15.81.313.50.8
plus de 1603.51.00.0.4.20.99.11.72.10.83.70.4
peuplement inéquien11.71.74.21.119.11.715.32.116.12.014.00.8
total100.0.100.0.100.0.100.0.100.0.100.0.
très bonne0 (sans boisement)0.0.0.40.20.0.0.0.0.0.0.20.1
1 à 4016.21.927.81.519.53.420.65.541.618.623.71.1
41 à 8022.62.221.31.418.13.329.26.114.413.421.51.1
81 à 12036.72.635.11.736.24.126.95.914.813.635.21.3
121 à 16015.42.09.01.013.82.910.74.10.0.11.20.9
plus de 1602.40.81.00.41.51.10.0.0.0.1.40.3
peuplement inéquien6.81.45.40.810.92.712.64.529.217.46.80.7
total100.0.100.0.100.0.100.0.100.0.100.0.
total0 (sans boisement)0.20.20.40.21.60.42.30.40.60.31.20.1
1 à 4011.21.025.01.212.91.017.00.930.31.718.40.5
41 à 8020.91.320.01.216.01.110.70.721.11.616.60.5
81 à 12033.41.538.21.429.91.413.50.89.41.124.60.5
121 à 16018.91.210.20.914.91.115.20.89.91.114.10.5
plus de 1604.70.71.00.35.70.720.61.06.50.99.30.4
peuplement inéquien10.81.05.20.719.11.220.71.022.31.615.70.5
total100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Inventaire forestier national suisse, 25.05.2020 #831798/298129
IFN2
surface forestière
fertilité · âge du peuplement (classes de 40 ans)
unité d'interprétation: région de production
unité: %
ensemble analysé: forêt accessible sans la forêt buissonnante
réseau: réseau terrestre IFN2
état1993/95
région de production
JuraPlateauPréalpesAlpesSud des Alpes Suisse
fertilitéâge du peuplement (classes de 40 ans) %± %± %± %± %± %±
faible0 (sans boisement)0.70.70.0.3.81.51.60.60.0.1.70.5
1 à 404.91.83.13.111.92.511.31.57.94.49.81.0
41 à 8022.83.518.16.712.52.67.71.25.33.711.51.1
81 à 12034.33.963.28.521.33.210.31.410.34.918.71.3
121 à 16021.03.45.94.115.12.713.11.613.25.514.61.2
plus de 1604.31.73.53.515.22.830.32.115.75.921.11.4
peuplement inéquien12.02.76.24.320.23.225.82.047.68.122.51.4
total100.0.100.0.100.0.100.0.100.0.100.0.
moyenne0 (sans boisement)0.70.70.0.2.20.92.40.40.30.31.80.3
1 à 407.32.15.75.513.42.117.31.123.42.216.90.8
41 à 8016.43.09.96.815.12.210.00.915.11.912.10.7
81 à 12023.53.437.511.321.02.512.01.010.81.614.20.8
121 à 16023.53.420.39.218.92.417.01.114.11.817.30.9
plus de 16013.32.811.07.56.61.520.61.210.21.616.10.8
peuplement inéquien15.32.915.68.222.82.520.71.226.22.421.50.9
total100.0.100.0.100.0.100.0.100.0.100.0.
bonne0 (sans boisement)0.0.0.60.41.40.53.61.00.80.51.20.2
1 à 4010.91.521.02.111.41.322.82.337.42.519.40.8
41 à 8019.31.917.52.016.91.515.22.029.02.319.40.9
81 à 12034.82.343.42.633.21.919.32.18.81.528.51.0
121 à 16019.11.913.01.813.01.415.01.95.71.213.20.7
plus de 1603.60.90.30.34.60.88.91.52.10.73.90.4
peuplement inéquien12.41.64.31.119.51.615.32.016.21.914.30.8
total100.0.100.0.100.0.100.0.100.0.100.0.
très bonne0 (sans boisement)0.0.0.30.20.0.0.0.0.0.0.20.1
1 à 4017.21.928.11.418.33.123.65.541.218.524.11.1
41 à 8021.52.121.41.420.13.229.75.914.213.221.61.1
81 à 12035.12.434.51.635.83.825.85.615.214.034.41.2
121 à 16016.91.99.51.012.62.69.63.70.0.11.60.8
plus de 1602.90.91.00.31.91.10.0.0.0.1.50.3
peuplement inéquien6.41.35.10.711.32.511.34.029.417.56.50.6
total100.0.100.0.100.0.100.0.100.0.100.0.
total0 (sans boisement)0.20.10.40.21.70.42.30.30.50.31.20.1
1 à 4011.70.925.31.112.90.917.00.829.81.618.50.5
41 à 8020.11.220.11.116.31.110.90.721.61.516.70.5
81 à 12033.21.437.71.329.31.313.30.79.81.124.30.5
121 à 16019.21.210.50.814.51.015.50.89.71.014.30.4
plus de 1604.80.61.00.36.10.720.20.96.30.99.30.4
peuplement inéquien10.70.95.00.619.21.120.70.922.31.515.70.4
total100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Inventaire forestier national suisse, 25.05.2020 #831799/298130
Résultat de la recherche: 155778 inscriptions 6491 pages

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