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IFN1
surface terrière
classe de diamètre(DHP) · essence principale
unité d'interprétation: région de forêt protectrice
unité: m²/ha
ensemble analysé: forêt accessible sans la forêt buissonnante
réseau: réseau terrestre IFN1
état 1983/85
région de forêt protectrice
Plateau/Juranord des Alpes ouestnord des Alpes estsud-ouest des Alpessud-est des AlpesSud des AlpesSuisse
classe de diamètre(DHP)essence principale m²/ha± % m²/ha± % m²/ha± % m²/ha± % m²/ha± % m²/ha± % m²/ha± %
12,0 à 15,9 cmépicéa0.450.650.580.570.750.2100.53
sapin0.250.260.290.1210.0200.0220.23
pin0.0210.0300.0360.2140.2150.0530.19
mélèze0.0290.0500.0480.2110.1150.1120.07
arole..0.0710.01000.0250.0170.01000.014
autres résineux0.0200.0500.0280.01000.0370.01000.015
hêtre0.430.370.470.1210.1190.490.33
érable0.170.190.1120.0200.0250.0200.15
frêne0.170.1140.1140.0240.0320.1150.15
chêne0.1120.0310.0470.0280.0560.1180.09
châtaignier0.0730.01000.01000.0100..0.490.19
autres feuillus0.260.290.2130.2120.1150.570.24
total1.521.531.541.541.241.941.51
16,0 à 23,9 cmépicéa0.942.041.661.562.050.691.32
sapin0.540.660.580.2170.1190.1200.43
pin0.1150.0260.1270.6120.4130.0590.17
mélèze0.0210.0390.0420.680.2100.3110.15
arole..0.0850.0540.1180.2150.0710.011
autres résineux0.0200.0640.032..0.0440.0620.015
hêtre1.230.761.070.2190.2180.890.82
érable0.360.280.490.0240.0300.0270.24
frêne0.370.1140.3130.1260.0420.1160.25
chêne0.290.0270.0370.1280.0580.2150.17
châtaignier0.0650.01000.01000.0610.01001.090.19
autres feuillus0.350.290.3120.3120.2151.070.43
total3.823.924.233.743.344.133.81
24,0 à 35,9 cmépicéa2.435.034.453.364.641.493.32
sapin1.341.361.280.2170.2180.1260.93
pin0.390.1270.3220.8120.7120.1340.36
mélèze0.1200.0380.1351.680.7100.6100.35
arole..0.0750.0600.3160.4140.01000.111
autres résineux0.0300.0710.0710.01000.01000.01000.024
hêtre2.431.362.070.2230.3191.091.62
érable0.460.3100.690.0330.1380.0310.34
frêne0.560.2130.4130.1280.0320.1250.35
chêne0.470.0380.0360.0420.0680.3170.27
châtaignier0.0660.072..0.058..0.7100.110
autres feuillus0.370.2150.2140.2210.1260.890.35
total8.228.529.236.847.035.147.71
36,0 à 51,9 cmépicéa4.438.037.043.756.542.175.31
sapin1.932.151.870.4160.3150.3171.43
pin0.860.2230.2240.6140.8100.1280.55
mélèze0.1130.1270.1222.461.571.180.64
arole..0.0530.01000.3160.4140.0590.110
autres résineux0.0370.0860.0100....0.0740.031
hêtre2.631.362.060.1340.2200.891.62
érable0.270.1130.3110.0710.0360.0600.15
frêne0.460.1170.3150.0740.0600.0320.26
chêne0.470.0270.0380.0500.0470.1260.26
châtaignier0.01000.0100..0.0730.0780.6110.111
autres feuillus0.290.1190.1180.1310.0330.2130.16
total10.9112.0211.937.639.935.3410.11
>= 52,0 cmépicéa2.544.845.452.584.851.993.42
sapin1.151.771.0100.2220.3200.4210.94
pin0.3100.0430.1470.1320.2190.0500.28
mélèze0.1180.1280.1262.481.490.9100.55
arole....0.0610.2270.416..0.114
autres résineux0.0290.0720.060......0.026
hêtre1.050.7100.7110.0500.2260.5160.74
érable0.0200.0320.1260.01000.01000.0730.014
frêne0.1140.0580.132..0.0710.0710.112
chêne0.490.0470.042..0.0710.0570.29
châtaignier..0.01000.01000.0650.01001.5140.213
autres feuillus0.1190.0290.0390.1540.01000.1320.114
total5.627.337.745.757.345.556.31
totalépicéa10.7220.5218.8311.6418.636.2613.81
sapin5.035.944.751.2130.9121.0143.82
pin1.450.4190.7162.392.480.3261.24
mélèze0.3100.2190.4187.153.863.061.63
arole..0.0610.0431.0131.4100.0570.38
autres résineux0.1170.0540.1310.0710.0370.0550.113
hêtre7.724.256.150.6170.9143.575.02
érable1.040.871.570.2190.1240.1200.73
frêne1.340.591.090.2210.1290.3140.83
chêne1.350.1200.1230.2260.1430.7130.74
châtaignier0.0610.0920.0950.1410.0684.370.57
autres feuillus1.150.780.880.9130.4132.661.13
total29.9133.3134.3225.3228.8221.9229.51
© WSL, Inventaire forestier national suisse, 27.12.2015 #204077/190340
Résultat de la recherche: 1 inscription 1 page

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