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IFN1
nombre de tiges
essence principale · diamètre à hauteur de poitrine (classes de diamètre)
découpage régional: région de production
unité: %, sous-total
ensemble analysé: forêt accessible sans la forêt buissonnante
réseau: réseau 1,4 km
état 1983/85
région de production
JuraPlateauPréalpesAlpesSud 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.
12-15 cm20.41.622.51.718.00.918.10.717.72.019.20.5
16-23 cm24.71.421.01.126.10.927.20.725.82.025.40.4
24-35 cm26.51.426.21.327.80.928.90.728.22.027.80.5
36-51 cm21.61.224.11.221.20.819.00.619.81.720.90.4
=52 cm6.90.66.20.56.80.46.70.38.61.16.80.2
total100.0.100.0.100.0.100.0.100.0.100.0.
sapinpas d'indication0.0.0.0.0.0.0.0.0.0.0.0.
12-15 cm21.61.420.81.619.91.123.72.217.93.921.00.7
16-23 cm27.21.225.51.627.41.231.32.126.74.327.30.7
24-35 cm29.11.327.01.526.21.222.01.821.76.126.60.7
36-51 cm17.41.021.61.419.81.016.41.522.23.719.20.6
=52 cm4.70.45.10.56.70.66.60.911.63.05.80.3
total100.0.100.0.100.0.100.0.100.0.100.0.
pinpas d'indication0.0.0.0.0.0.0.0.0.0.0.0.
12-15 cm12.24.69.02.921.94.627.21.96.05.521.41.6
16-23 cm11.12.310.11.929.06.734.31.614.44.726.41.4
24-35 cm39.33.630.33.623.75.225.71.956.37.728.91.6
36-51 cm32.93.642.53.721.37.111.21.221.77.220.01.4
=52 cm4.51.18.11.44.02.01.50.41.61.23.10.4
total100.0.100.0.100.0.100.0.100.0.100.0.
mélèzepas d'indication0.0.0.0.0.0.0.0.0.0.0.0.
12-15 cm14.78.621.29.58.07.914.41.514.92.214.91.3
16-23 cm25.111.824.45.08.06.823.51.527.52.524.41.2
24-35 cm35.88.323.46.40.0.27.41.728.52.627.31.4
36-51 cm17.18.222.65.351.98.823.61.420.82.123.01.1
=52 cm7.33.38.32.632.010.511.10.98.31.310.40.7
total100.0.100.0.100.0.100.0.100.0.100.0.
arolepas d'indication....0.0.0.0.0.0.0.0.
12-15 cm....9.12.619.43.10.0.19.03.0
16-23 cm....62.26.129.32.654.815.630.42.6
24-35 cm....18.15.230.52.50.0.30.02.5
36-51 cm....7.22.115.12.045.215.615.01.9
=52 cm....3.43.85.61.00.0.5.50.9
total....100.0.100.0.100.0.100.0.
autres résineuxpas d'indication0.0.0.0.0.0.0.0...0.0.
12-15 cm47.68.641.09.562.914.963.76.4..50.44.9
16-23 cm49.38.128.16.033.914.630.56.5..34.14.4
24-35 cm2.31.812.64.30.0.5.73.6..7.42.2
36-51 cm0.0.13.25.30.0.0.0...5.52.4
=52 cm0.90.95.22.13.23.30.0...2.61.0
total100.0.100.0.100.0.100.0...100.0.
hêtrepas d'indication0.0.0.0.0.0.0.0.0.0.0.0.
12-15 cm21.71.123.61.225.11.427.91.936.82.025.20.6
16-23 cm31.81.130.81.130.21.334.51.536.51.832.00.6
24-35 cm30.21.226.71.128.21.323.31.617.91.526.80.6
36-51 cm14.10.815.00.813.60.911.31.16.90.813.10.4
=52 cm2.20.23.90.42.90.42.90.51.90.42.80.2
total100.0.100.0.100.0.100.0.100.0.100.0.
érablepas d'indication0.0.0.0.0.0.0.0.0.0.0.0.
12-15 cm24.62.125.73.526.82.436.23.428.36.828.11.4
16-23 cm38.72.341.12.640.12.434.92.743.25.938.91.2
24-35 cm29.02.225.02.925.72.523.12.324.44.925.81.2
36-51 cm6.80.97.21.36.51.05.10.83.52.26.30.5
=52 cm0.90.31.00.30.90.30.70.30.70.70.90.2
total100.0.100.0.100.0.100.0.100.0.100.0.
frênepas d'indication0.0.0.0.0.0.0.0.0.0.0.0.
12-15 cm23.62.620.22.127.13.137.03.846.14.527.11.3
16-23 cm39.73.036.42.341.73.236.23.339.73.938.61.4
24-35 cm26.72.827.62.125.03.022.02.912.33.224.71.3
36-51 cm8.61.513.41.55.81.04.31.31.80.98.30.7
=52 cm1.50.52.30.50.50.20.60.40.0.1.30.2
total100.0.100.0.100.0.100.0.100.0.100.0.
chênepas d'indication0.0.0.0.0.0.0.0.0.0.0.0.
12-15 cm23.13.121.83.725.012.033.34.934.76.825.82.2
16-23 cm32.83.330.82.836.010.544.44.436.63.733.91.7
24-35 cm31.34.324.73.119.28.713.53.722.74.824.92.0
36-51 cm9.01.816.22.29.83.88.12.55.01.711.11.1
=52 cm3.91.26.51.19.94.00.70.51.00.74.30.6
total100.0.100.0.100.0.100.0.100.0.100.0.
châtaignierpas d'indication..0.0...0.0.0.0.0.0.
12-15 cm..0.0...13.06.234.02.333.42.3
16-23 cm..59.62.1..38.59.542.71.842.91.8
24-35 cm..37.42.7..33.212.714.61.515.11.5
36-51 cm..3.00.6..7.45.55.20.95.20.8
=52 cm..0.0...7.84.73.40.63.40.6
total..100.0...100.0.100.0.100.0.
autres feuilluspas d'indication0.0.0.0.0.0.0.0.0.0.0.0.
12-15 cm36.63.336.42.647.93.050.42.442.42.343.31.2
16-23 cm36.82.537.21.840.52.734.91.838.51.637.40.9
24-35 cm21.32.419.91.99.52.012.31.516.91.715.90.9
36-51 cm4.70.95.50.82.00.52.10.51.80.32.90.2
=52 cm0.70.21.00.30.10.10.40.20.30.10.50.1
total100.0.100.0.100.0.100.0.100.0.100.0.
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.
12-15 cm22.30.723.10.822.00.623.20.631.91.123.70.3
16-23 cm29.70.627.20.629.10.629.50.535.50.829.60.3
24-35 cm28.60.726.00.726.30.626.00.520.10.825.90.3
36-51 cm15.70.519.00.617.30.515.80.48.90.516.00.2
=52 cm3.70.24.70.25.20.35.50.23.60.34.80.1
total100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Inventaire forestier national suisse, 06.03.2024 #1301650/483400

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. 1301650. Birmensdorf, Swiss Federal Research Institute WSL

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