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IFN4IFN5
évolution: nombre de tiges
essence (56 classes)
découpage régional: région économique
unité: %
ensemble analysé: forêt accessible sans la forêt buissonnante IFN4/IFN5
réseau: réseau 1,4 km, sous-réseaux 1 à 5
évolution 2009/17–2018/26
région économique
Ouest du JuraEst du JuraOuest du PlateauCentre du PlateauEst du PlateauOuest des PréalpesCentre des PréalpesEst des PréalpesNord-ouest des AlpesCentre des AlpesNord-est des AlpesSud-ouest des AlpesSud-est des AlpesSud des AlpesSuisse
essence (56 classes)%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±
pas d'indication..............................
Abies alba2.13.8-19.26.4-6.68.010.66.7-12.67.04.74.86.55.0-8.14.3-1.64.61.14.2-11.66.67.44.1-27.714.49.88.90.81.9
Larix decidua, Larix kaempferi-44.828.582.199.823.617.5-23.119.853.152.360.0106.6-28.320.2-34.04.0-6.28.5..-3.514.0-4.52.7-0.83.22.62.70.21.8
Picea abies-18.83.9-18.514.9-23.88.5-0.68.3-20.14.9-3.45.5-4.04.0-12.75.5-0.94.6-0.54.9-13.47.04.02.21.42.712.48.0-4.81.4
Pinus cembra................0.60.0....3.36.113.28.733.347.310.16.2
Pinus mugo subsp. uncinata............19.223.80.0.19.214.84.61.1..-2.58.84.08.265.270.08.25.8
Pinus mugo subsp. mugo............103.1145.8..8.110.566.794.3..-0.215.9-9.56.1..3.67.5
Pinus nigra-41.712.33.81.7........................-25.516.5
Pinus strobus98.5134.3....0.0.0.0...0.0...............114.688.7
Pinus sylvestris-14.65.0-26.89.4-42.311.6-21.616.8-25.38.5..-17.45.9-22.820.8..-5.16.5-37.36.7-12.13.42.88.3-20.717.2-13.72.7
Pseudotsuga menziesii..6.325.1-64.511.9-1.610.41.310.8..0.0.............50.00.0-8.49.3
Taxus baccata4.33.24.42.3..-100.00.015.48.3..0.0.29.517.40.0...0.0.......10.25.2
autres résineux..-42.90.0..........-100.00.00.0...........-47.113.2
Acer campestre67.639.11.124.20.0...39.856.4..60.50.0-100.00.044.254.2..0.0.144.951.80.0.-21.921.442.117.6
Acer opalus-15.715.4....-50.00.0........-1.617.3....56.361.6....-1.312.7
Acer platanoides39.128.144.918.1..48.042.9-3.627.458.282.3-55.814.2-13.88.7-7.35.5149.4211.2-14.316.14.717.2-38.433.4-6.50.016.59.9
Acer pseudoplatanus13.16.131.020.179.252.631.416.0-4.67.9-7.26.05.36.25.38.119.011.414.012.71.55.529.126.1-15.914.630.410.011.43.3
Aesculus hippocastanum0.0...........................0.0.
Alnus glutinosa17.523.1-12.010.2-6.416.7-28.721.09.917.4................-4.25.7-5.19.3
Alnus incana-34.316.8-100.00.0-33.331.5-74.315.9110.137.78.229.3-1.730.9-19.415.8-14.913.1-25.610.8-26.614.1-20.512.8-13.18.6-29.213.6-17.54.9
Alnus viridis............-60.30.0..-100.00.0..........-66.07.0
Betula pendula-100.00.012.3158.830.657.951.288.0303.6226.5..0.0.-13.33.762.218.141.829.80.0.-2.012.3-16.512.9-8.46.5-3.55.4
Betula pubescens............0.0.....0.0...0.0.0.0...7.88.7
Carpinus betulus-3.18.091.169.950.035.4-12.37.21.78.8....-54.535.1......-40.00.0..-20.022.83.36.9
Castanea sativa....-100.00.0..-100.00.0......0.0.....-27.29.263.790.1-15.63.5-15.93.5
Fagus sylvatica-8.22.9-3.55.42.012.0-6.26.02.15.3-1.46.5-4.64.0-11.13.08.45.7-2.54.6-12.79.11.76.5-6.25.72.62.1-3.51.4
Fraxinus excelsior-8.511.3-25.912.1-30.97.4-18.69.3-31.46.75.813.1-20.415.7-44.27.7-5.79.2-12.210.7-39.18.70.021.7-15.217.48.36.4-19.53.1
Fraxinus ornus..........................24.632.324.632.3
Ilex aquifolium202.2144.50.0.........-5.40.0120.1169.90.0.37.30.0......39.018.243.917.2
Juglans regia..40.958.1..242.4201.9-32.626.9..329.9525.8........0.0.50.458.70.0.53.332.3
Laburnum anagyroides-31.816.4....................102.6135.7..0.0.1.924.7
Malus sylvestris-100.00.0..............-100.00.0..........-100.00.0
Ostrya carpinifolia..........................2.75.72.75.7
Populus alba, Populus x canescens....76.90.0..........0.0.....-100.00.0....13.628.8
Populus nigra s.l...-0.30.0-16.24.30.0.-45.013.6....-100.00.0............-28.820.7
Populus (autres)....-80.34.3-37.20.0................-100.00.0..-77.35.3
Populus tremula....-59.127.6....-23.69.2303.4435.7..143.2201.9..-71.40.022.322.0-45.829.5-47.429.5-6.619.1
Prunus avium47.232.1-15.727.375.0125.045.638.5-19.516.761.075.55.744.8-22.029.0-6.230.40.0.31.035.0136.5109.3-33.722.9-0.517.218.413.3
Prunus padus....0.0...40.866.2..................123.3129.8
Pyrus communis, Pyrus pyraster....0.0.................-100.00.0....-32.130.8
Quercus cerris..........................-21.717.7-21.717.7
Quercus petraea-13.64.3-9.610.1-22.113.2-7.66.6-19.810.5..-29.121.434.448.6-9.13.9-18.624.9100.00.0-11.314.70.0.-3.92.8-11.83.2
Quercus pubescens21.10.0....-33.30.00.0.............15.019.5..19.118.215.410.4
Quercus robur-28.317.419.217.5-1.436.1-5.420.75.016.8-1.80.8-1.01.0-48.314.4..-56.734.7..100.00.0..-51.114.3-7.88.9
Quercus rubra..-5.47.7....0.0...................-4.56.9
Robinia pseudoacacia-100.00.0-41.70.0..-50.00.0-57.10.0............-18.511.7..23.716.33.413.5
Salix (autres)98.074.6144.6346.0660.7899.7273.2280.9218.0181.4172.9154.2283.0323.4-0.80.0-53.08.6..0.0.-20.430.016.329.6-11.713.634.220.7
Sorbus aria4.812.5-19.213.2-100.00.00.0.0.0.-11.116.716.333.8-8.259.0-21.414.9-17.89.9-10.28.852.123.6-24.420.947.023.47.36.4
Sorbus aucuparia-4.816.1-100.00.0-19.922.6-100.00.0-31.050.5-37.619.9-12.817.3-58.522.610.118.4-10.510.4-25.88.212.731.640.024.521.024.2-0.87.7
Sorbus torminalis..-80.014.2..0.0.-29.421.2..................-44.017.4
Tilia cordata7.322.314.065.964.081.525.716.71.619.10.0.-82.920.1-14.64.71.218.5-0.10.1-55.635.00.0.-10.56.07.87.45.45.9
Tilia platyphyllos-38.537.199.858.52.10.0-43.77.034.131.2..92.0114.40.0.-86.316.7-46.235.28.828.90.120.328.60.034.4169.0-2.713.7
Ulmus glabra32.336.3-48.915.337.043.153.037.19.024.541.348.854.826.91.912.6-22.713.50.0.-77.412.4..-23.165.462.395.111.29.6
Ulmus minor....0.0.......-100.00.0..............-55.634.9
autres feuillus................-100.00.0........28.217.4-23.357.0
autres arbustes2.849.189.4128.6567.2802.2-50.035.5103.9141.016.70.0-100.00.0-78.224.17.617.5....24.241.90.824.236.123.125.015.5
indéterminable..............................
total-6.42.0-6.44.7-7.95.60.84.3-8.92.9-0.13.6-1.22.6-13.43.00.73.2-1.92.8-14.14.41.51.8-0.12.01.52.3-3.10.8
© WSL, Inventaire forestier national suisse, 06.03.2024 #1269686/451436

Table citation

Abegg, M.; Ahles, P.; Allgaier Leuch, B.; Cioldi, F.; Didion, M.; Düggelin, C.; Fischer, C.; Herold, A.; Meile, R.; Rohner, B.; Rösler, E.; Speich, S.; Temperli, C.; Traub, B.,
2023: Swiss national forest inventory - Result table No. 1269686. Birmensdorf, Swiss Federal Research Institute WSL

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