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IFN1
nombre de tiges
essence principale · diamètre à hauteur de poitrine (classes de diamètre)
découpage régional: région biogéographique
unité: %, sous-total
ensemble analysé: forêt accessible sans la forêt buissonnante IFN1-IFN5
réseau: réseau 1,4 km, sous-réseaux 1 à 5
état 1983/85
région biogéographique
JuraPlateaunord des Alpesouest des Alpes centralesest des Alpes centralesSud des AlpesSuisse
essence principalediamètre à hauteur de poitrine (classes de diamètre)%±%±%±%±%±%±%±
pas d'indicationpas d'indication..............
12-15 cm..............
16-23 cm..............
24-35 cm..............
36-51 cm..............
=52 cm..............
total..............
épicéapas d'indication0.0.0.0.0.0.0.0.0.0.0.0.0.0.
12-15 cm20.82.223.42.117.71.019.61.919.61.415.62.119.70.7
16-23 cm25.71.920.61.426.10.934.82.128.11.424.12.725.80.6
24-35 cm25.71.926.11.628.81.026.92.027.51.429.92.527.50.6
36-51 cm21.01.723.71.520.50.914.41.418.81.221.12.320.50.6
=52 cm6.80.86.20.66.90.54.30.76.00.69.31.56.50.3
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
sapinpas d'indication0.0.0.0.0.0.0.0.0.0.0.0.0.0.
12-15 cm22.01.920.01.819.81.528.19.323.44.719.75.820.71.0
16-23 cm28.71.627.01.928.61.627.96.823.35.928.75.428.01.0
24-35 cm29.21.827.61.924.31.517.18.323.75.118.55.726.51.0
36-51 cm15.81.320.51.620.61.320.86.120.73.723.64.519.20.8
=52 cm4.40.64.90.66.70.76.12.78.92.99.43.45.50.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
pinpas d'indication0.0.0.0.0.0.0.0.0.0.0.0.0.0.
12-15 cm13.86.014.55.917.04.229.83.322.84.923.99.821.62.3
16-23 cm14.23.47.42.232.67.540.42.630.23.98.45.526.12.0
24-35 cm40.45.130.94.924.75.821.32.628.84.144.65.628.52.0
36-51 cm27.34.241.15.222.68.38.12.314.82.821.49.920.71.9
=52 cm4.21.46.01.53.12.20.50.23.31.11.71.73.10.5
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
mélèzepas d'indication0.0.0.0.0.0.0.0.0.0.0.0.0.0.
12-15 cm17.515.58.25.50.0.17.82.88.02.016.53.314.11.6
16-23 cm10.18.923.88.421.913.225.62.919.63.327.62.524.31.7
24-35 cm35.917.737.38.621.510.326.43.228.23.727.53.827.72.0
36-51 cm29.513.820.15.627.310.420.12.530.63.319.22.422.81.5
=52 cm7.15.310.73.729.310.010.11.513.62.19.31.811.11.0
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
arolepas d'indication....0.0.0.0.0.0.0.0.0.0.
12-15 cm....0.0.16.34.621.64.50.0.19.63.4
16-23 cm....0.0.35.07.323.54.471.40.027.63.9
24-35 cm....0.0.28.14.931.64.90.0.30.23.7
36-51 cm....100.00.013.54.318.03.90.0.16.63.0
=52 cm....0.0.7.12.55.21.628.60.06.01.4
total....100.0.100.0.100.0.100.0.100.0.
autres résineuxpas d'indication0.0.0.0.0.0...0.0.0.0.0.0.
12-15 cm59.515.825.16.465.89.0..75.39.183.319.745.26.6
16-23 cm21.111.444.88.829.87.8..24.79.10.0.33.96.3
24-35 cm0.0.14.95.94.44.3..0.0.16.719.79.53.3
36-51 cm17.014.312.15.70.0...0.0.0.0.9.44.2
=52 cm2.42.03.12.50.0...0.0.0.0.2.01.3
total100.0.100.0.100.0...100.0.100.0.100.0.
hêtrepas d'indication0.0.0.0.0.0.0.0.0.0.0.0.0.0.
12-15 cm21.71.525.21.425.41.735.65.825.14.434.42.425.30.8
16-23 cm32.81.630.11.333.01.529.75.933.73.939.02.632.70.8
24-35 cm30.01.625.61.426.21.527.37.223.53.818.51.926.30.8
36-51 cm13.71.114.91.012.81.14.82.314.03.56.31.112.90.6
=52 cm1.80.34.10.52.70.42.52.23.71.61.80.52.80.2
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
érablepas d'indication0.0.0.0.0.0.0.0.0.0.0.0.0.0.
12-15 cm21.32.627.43.727.72.869.312.122.17.825.510.226.31.7
16-23 cm38.93.137.13.737.82.36.66.927.35.651.811.437.31.6
24-35 cm31.03.224.53.427.72.421.410.438.28.620.79.228.11.6
36-51 cm7.81.39.51.96.30.92.61.910.22.72.02.17.40.7
=52 cm1.00.41.40.50.60.20.0.2.31.70.0.0.90.2
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
frênepas d'indication0.0.0.0.0.0.0.0.0.0.0.0.0.0.
12-15 cm25.13.919.12.429.73.656.413.532.54.157.05.826.81.8
16-23 cm33.53.738.83.042.43.829.16.544.96.131.25.238.51.9
24-35 cm32.24.427.12.521.33.311.77.820.08.48.14.124.61.7
36-51 cm8.52.512.71.76.11.42.92.71.01.03.72.58.80.9
=52 cm0.60.42.40.60.60.30.0.1.71.90.0.1.30.3
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
chênepas d'indication0.0.0.0.0.0.0.0.0.0.0.0.0.0.
12-15 cm25.05.724.54.641.47.947.713.50.0.39.89.729.13.4
16-23 cm30.53.833.83.842.28.242.612.80.0.34.26.033.82.6
24-35 cm34.05.622.93.711.96.99.75.360.227.019.16.123.32.6
36-51 cm9.02.613.12.53.32.40.0.39.827.06.93.210.51.5
=52 cm1.50.95.71.21.31.30.0.0.0.0.0.3.40.6
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
châtaignierpas d'indication....0.0.0.0...0.0.0.0.
12-15 cm....0.0.11.76.1..34.53.034.12.9
16-23 cm....0.0.46.112.6..44.22.344.12.3
24-35 cm....0.0.37.713.6..13.61.913.91.9
36-51 cm....50.00.00.0...4.71.04.71.0
=52 cm....50.00.04.54.3..3.10.83.10.8
total....100.0.100.0...100.0.100.0.
autres feuilluspas d'indication0.0.0.0.0.0.0.0.0.0.0.0.0.0.
12-15 cm41.75.635.63.545.53.553.74.052.77.241.73.342.71.7
16-23 cm32.14.238.52.337.43.136.44.435.04.141.62.338.21.3
24-35 cm21.23.719.52.513.12.28.22.211.85.314.82.515.51.2
36-51 cm4.71.45.41.03.20.71.50.70.60.41.80.43.10.3
=52 cm0.30.21.00.40.90.40.30.30.0.0.20.10.50.1
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
indéterminablepas d'indication..............
12-15 cm..............
16-23 cm..............
24-35 cm..............
36-51 cm..............
=52 cm..............
total..............
totalpas d'indication0.0.0.0.0.0.0.0.0.0.0.0.0.0.
12-15 cm22.51.023.71.022.10.825.21.421.31.231.51.523.80.4
16-23 cm29.80.927.10.829.70.733.61.428.11.136.51.230.00.4
24-35 cm28.70.925.80.826.30.724.01.326.81.119.31.125.70.4
36-51 cm15.40.718.70.716.70.612.81.017.91.09.00.715.90.3
=52 cm3.50.34.80.35.20.34.40.55.90.53.70.44.60.1
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Inventaire forestier national suisse, 06.03.2024 #1301619/483369

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. 1301619. Birmensdorf, Swiss Federal Research Institute WSL

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