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IFN4IFN5
évolution: nombre de tiges
essence (56 classes)
découpage régional: région de forêt protectrice
unité: %
ensemble analysé: forêt accessible sans la forêt buissonnante IFN1-IFN5
réseau: réseau 1,4 km, sous-réseaux 1 à 5
évolution 2009/17–2018/26
région de forêt protectrice
Plateau/JuraNord des Alpes ouestNord des Alpes estSud-ouest des AlpesSud-est des AlpesSud des AlpesSuisse
essence (56 classes)%±%±%±%±%±%±%±
pas d'indication..............
Abies alba0.12.84.83.5-5.32.96.13.7-27.714.48.08.80.61.9
Larix decidua, Larix kaempferi30.420.6-0.713.4-22.114.6-6.02.9-9.22.7-3.22.2-3.72.0
Picea abies-16.22.8-3.72.7-8.94.03.42.3-0.32.77.58.7-5.81.4
Pinus cembra..0.60.0..1.76.47.311.00.0.5.07.1
Pinus mugo subsp. uncinata..20.319.63.92.1-2.69.44.69.14.30.06.46.2
Pinus mugo subsp. mugo..0.0.20.428.8-0.215.9-11.57.3..-5.96.6
Pinus nigra-25.516.5..........-25.516.5
Pinus strobus125.9100.10.0.........114.688.7
Pinus sylvestris-23.04.3-17.45.9-5.26.6-11.73.4-3.95.9-20.717.2-14.22.5
Pseudotsuga menziesii-9.69.40.0.......50.00.0-8.49.3
Taxus baccata5.05.50.0.19.713.0......10.25.2
autres résineux-42.90.00.0.........-34.29.8
Acer campestre40.223.451.930.7-37.133.048.335.30.0.0.0.31.013.7
Acer opalus-19.713.5-1.617.3..24.222.9....-6.411.1
Acer platanoides43.917.6-10.316.4-8.69.84.717.2-38.433.4-6.50.016.59.9
Acer pseudoplatanus14.05.77.54.95.15.716.212.9-2.69.725.214.311.03.2
Aesculus hippocastanum0.0...........0.0.
Alnus glutinosa-6.612.9........-1.45.6-4.29.7
Alnus incana-16.227.50.520.6-34.810.5-20.512.8-16.38.4-27.217.6-19.45.6
Alnus viridis..............
Betula pendula108.567.00.0.5.214.6-13.811.1-11.411.3-8.56.4-4.75.2
Betula pubescens..0.0.0.0.0.0.0.0...7.88.7
Carpinus betulus9.57.3..-54.535.1-40.00.0..-20.022.83.36.9
Castanea sativa-100.00.00.0...1.32.563.790.1-13.93.1-13.83.1
Fagus sylvatica-4.02.2-1.53.1-10.43.11.06.6-6.45.91.52.0-3.61.4
Fraxinus excelsior-25.44.0-8.78.6-32.56.7-10.625.4-27.017.011.16.1-20.33.2
Fraxinus ornus..........24.632.324.632.3
Ilex aquifolium95.369.7-4.01.579.776.6....39.018.243.917.2
Juglans regia38.339.5280.9467.1..0.0.50.458.70.0.44.429.5
Laburnum anagyroides-31.816.4....6.60.0..0.0.-15.613.4
Malus sylvestris-100.00.0-100.00.0........-100.00.0
Ostrya carpinifolia..........2.75.72.75.7
Populus alba, Populus x canescens76.90.00.0...-100.00.0....13.628.8
Populus nigra s.l.-15.37.0..-100.00.0......-42.520.8
Populus (autres)-71.35.2......-100.00.0..-73.34.8
Populus tremula124.1101.870.487.7-71.40.021.923.3-80.14.0-47.429.5-3.821.0
Prunus avium25.118.8-6.522.4-8.924.0158.4154.5-33.722.93.118.017.114.1
Prunus padus77.694.7..........88.5102.6
Pyrus communis, Pyrus pyraster0.0.....-100.00.0....-32.130.8
Quercus cerris..........-11.921.8-11.921.8
Quercus petraea-16.34.9-13.85.6-7.120.7-9.416.40.0.-4.33.1-12.33.4
Quercus pubescens12.49.6....19.720.9..11.215.615.410.6
Quercus robur-3.211.5-1.90.8-47.415.9100.00.0..-51.114.3-7.39.5
Quercus rubra-4.56.9..........-4.56.9
Robinia pseudoacacia-57.75.5....-18.511.7..23.716.36.614.0
Salix (autres)208.8108.713.537.540.192.7-21.233.822.735.2-25.114.129.022.8
Sorbus aria-8.87.6-14.810.8-17.410.949.926.9-33.626.147.024.53.26.4
Sorbus aucuparia-18.412.5-8.18.3-28.111.74.829.929.731.80.0.-8.17.2
Sorbus torminalis-44.017.4..........-44.017.4
Tilia cordata16.715.5-8.817.9-14.45.20.0.-10.56.08.17.65.26.0
Tilia platyphyllos-3.225.747.462.1-6.212.30.120.328.60.034.4169.02.513.0
Ulmus glabra15.115.533.118.2-24.610.4..-23.165.462.395.110.39.5
Ulmus minor0.0.-100.00.0........-55.634.9
autres feuillus..-100.00.0......0.0.-41.456.3
autres arbustes18.137.1-32.239.4-78.224.124.241.90.824.233.922.514.415.3
indéterminable..............
total-6.01.4-1.01.8-10.22.2-0.41.7-2.82.1-0.32.4-4.00.8
© WSL, Inventaire forestier national suisse, 06.03.2024 #1269680/451430

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. 1269680. Birmensdorf, Swiss Federal Research Institute WSL

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