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IFN4
proportion de placettes en forêt
forêt protectrice (2022) · surface de la plus grande trouée (5 classes)
découpage régional: canton
unité: %, sous-total
ensemble analysé: forêt accessible
réseau: réseau 1,4 km
état 2009/17
canton
AGAIARBEBL/BSFRGEGLGRJULUNENWOWSGSHSOSZTGTIURVDVSZGZHSuisse
forêt protectrice (2022)surface de la plus grande trouée (5 classes)%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±
pas d'indicationpas d'indication....................................................
pas de trouée (<100 m2)....................................................
petite trouée (100-500 m2)....................................................
trouée moyenne (500-1000 m2)....................................................
grande trouée (1000-5000 m2)....................................................
très grande trouée (>5000 m2)....................................................
total....................................................
à l'intérieurpas d'indication..0.0.0.0.0.0.0.0.0.0...0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
pas de trouée (<100 m2)..19.810.330.89.825.52.252.311.526.65.2..32.76.916.91.634.36.229.67.235.910.250.111.822.95.229.43.666.927.249.712.530.55.649.513.435.02.122.35.734.74.614.61.714.59.430.07.025.70.8
petite trouée (100-500 m2)..59.912.741.310.537.52.410.57.028.65.3..37.17.126.41.950.66.535.27.651.210.627.210.417.44.835.33.833.127.225.210.929.75.528.812.234.32.133.56.441.74.734.52.356.813.344.27.633.60.9
trouée moyenne (500-1000 m2)..6.05.814.17.517.21.937.211.123.04.9..12.94.919.91.78.23.515.35.88.65.85.85.625.85.415.32.90.0.19.19.912.94.07.37.114.11.523.85.814.63.420.22.014.49.414.05.317.30.7
grande trouée (1000-5000 m2)..14.29.313.77.417.91.90.0.20.44.7..15.05.234.32.06.93.317.36.04.34.216.98.933.95.920.13.20.0.6.05.821.05.014.49.416.21.620.45.58.92.728.52.214.39.311.85.022.00.8
très grande trouée (>5000 m2)..0.0.0.0.1.80.70.0.1.51.5..2.32.32.60.70.0.2.62.60.0.0.0.0.0.0.0.0.0.0.0.6.02.90.0.0.40.30.0.0.0.2.20.70.0.0.0.1.40.2
total..100.0.100.0.100.0.100.0.100.0...100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
à l'extérieurpas d'indication0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
pas de trouée (<100 m2)45.73.252.313.946.810.231.62.151.85.732.44.158.515.628.46.018.41.741.14.625.33.431.74.123.710.330.57.131.14.044.56.749.34.124.44.940.24.831.33.429.56.231.72.419.52.626.910.433.23.331.50.8
petite trouée (100-500 m2)34.63.114.99.744.010.133.22.133.45.433.24.19.89.324.95.828.12.033.14.438.53.846.44.532.711.115.85.532.04.041.26.634.83.933.55.434.94.727.13.226.06.036.22.426.42.945.411.845.83.533.30.8
trouée moyenne (500-1000 m2)8.61.88.37.90.0.17.01.76.62.917.83.410.810.126.95.922.11.914.33.317.93.016.33.316.58.716.05.614.83.19.03.89.02.411.73.79.02.919.52.916.65.112.31.720.42.75.75.610.82.215.40.6
grande trouée (1000-5000 m2)9.81.924.512.24.44.316.81.78.23.215.83.220.913.118.15.230.02.110.72.916.42.84.81.927.110.435.37.319.83.45.33.06.22.029.25.215.03.621.13.027.96.117.92.033.33.122.09.79.62.118.50.6
très grande trouée (>5000 m2)1.30.80.0.4.94.71.40.50.0.0.80.80.0.1.71.71.40.50.90.91.91.10.80.80.0.2.52.42.21.30.0.0.70.71.21.20.90.91.00.70.0.1.90.70.40.40.0.0.50.51.20.2
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.
totalpas d'indication0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
pas de trouée (<100 m2)45.73.234.89.039.07.228.91.551.95.130.33.258.515.630.34.617.61.238.83.726.13.132.33.837.08.125.94.230.22.745.76.549.33.927.23.741.34.534.11.725.94.232.42.116.31.521.47.232.73.029.00.6
petite trouée (100-500 m2)34.63.139.19.342.77.335.11.628.94.631.63.39.89.330.44.627.21.439.13.737.93.447.14.129.97.616.73.633.82.840.86.433.83.731.73.834.24.432.41.829.74.437.42.231.61.850.48.945.53.233.50.6
trouée moyenne (500-1000 m2)8.61.87.14.86.93.917.11.312.63.419.62.810.810.120.64.020.91.312.22.517.42.615.13.011.15.221.94.015.12.18.53.610.02.412.22.78.82.615.51.320.23.912.81.520.31.69.65.211.42.016.20.5
grande trouée (1000-5000 m2)9.81.919.07.69.04.317.31.36.62.617.42.620.913.116.73.732.31.49.42.216.62.64.71.722.06.934.54.619.92.35.02.86.21.925.43.614.93.317.51.424.14.115.91.630.21.818.66.910.01.920.00.5
très grande trouée (>5000 m2)1.30.80.0.2.52.41.60.40.0.1.00.70.0.2.01.42.00.40.60.62.01.00.70.70.0.1.01.01.00.60.0.0.70.73.51.50.80.80.50.30.0.1.50.61.60.50.0.0.40.41.30.1
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Inventaire forestier national suisse, 06.03.2024 #1336491/518247

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. 1336491. Birmensdorf, Swiss Federal Research Institute WSL

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