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IFN2
surface terrière
classe de diamètre(DHP) · essence principale
unité d'interprétation: régions biogéographiques
unité: m²/ha
ensemble analysé: forêt accessible sans la forêt buissonnante
réseau: réseau terrestre IFN2
état 1993/95
régions biogéographiques
JuraPlateaunord des Alpesouest des Alpes centralesest des Alpes centralesSud 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 cmépicéa0.4100.680.650.590.770.2130.53
sapin0.380.290.270.1320.0400.0260.14
pin0.0320.0300.0300.2190.2200.0720.011
mélèze0.01000.0310.0340.2140.1210.1160.09
arole......0.0280.0240.01000.018
autres résineux0.0350.0250.0310.0660.0320.01000.015
hêtre0.470.360.370.0350.0380.4110.34
érable0.1100.1140.1110.0320.0440.0250.16
frêne0.1170.1150.1150.0280.0500.1180.18
chêne0.0300.0230.0330.0270.0.0.1260.013
châtaignier..0.0710.0780.0100..0.3130.013
autres feuillus0.1110.1110.280.3150.1180.690.25
total1.441.541.531.461.261.851.52
16,0 à 23,9 cmépicéa0.891.371.941.481.970.6111.43
sapin0.680.480.570.2300.0350.1250.34
pin0.1260.1280.1240.7160.4170.0520.19
mélèze0.0620.0370.0300.6110.2150.4140.17
arole....0.0640.2200.2210.01000.015
autres résineux0.0380.0270.0300.01000.142..0.017
hêtre1.260.950.760.1330.1290.9110.73
érable0.3110.2130.380.0410.0480.1270.26
frêne0.2150.2110.2120.1320.0490.1210.27
chêne0.1240.2200.0300.1310.01000.2210.111
châtaignier..0.0760.01000.074..0.9110.111
autres feuillus0.2120.3100.390.4140.2231.280.44
total3.543.634.033.853.154.443.82
24,0 à 35,9 cmépicéa2.072.364.343.384.461.3113.03
sapin1.480.980.970.2280.1330.1410.74
pin0.3180.2160.2220.9150.6170.2440.38
mélèze0.0510.1240.1231.6100.7130.8130.36
arole....0.0700.4210.5180.01000.113
autres résineux0.0750.1350.0100..0.071..0.031
hêtre3.251.961.560.1360.1491.0121.63
érable0.5100.4110.580.0610.0660.1310.35
frêne0.4140.6100.3130.1420.0530.1250.37
chêne0.3180.3130.1320.047..0.3210.29
châtaignier..0.0710.0770.061..1.0120.112
autres feuillus0.2160.4130.3130.2230.1351.1110.46
total8.337.238.137.056.656.047.41
36,0 à 51,9 cmépicéa3.555.047.133.576.252.195.02
sapin2.261.961.760.3290.1260.2231.43
pin0.6130.7100.2180.7170.7150.1370.56
mélèze0.0540.1200.1202.981.691.1100.65
arole....0.0570.4200.5160.01000.112
autres résineux0.01000.036......0.01000.034
hêtre3.752.751.760.0550.1310.8111.93
érable0.3110.2140.390.01000.0710.0440.26
frêne0.3140.790.2130.0570.0580.0350.37
chêne0.3170.5100.0370.0610.0800.1280.28
châtaignier..0.01000.073....0.6140.114
autres feuillus0.1200.3140.1210.1370.0380.3140.28
total11.0212.2211.528.049.445.6410.31
>= 52,0 cmépicéa2.773.556.342.5115.072.5104.13
sapin1.781.681.670.2310.3270.3301.24
pin0.2220.3140.1320.3310.3250.0470.210
mélèze0.0520.2220.1223.391.4121.3130.66
arole....0.01000.4260.5190.01000.115
autres résineux0.01000.1290.0100......0.027
hêtre1.391.970.8100.0540.1450.8401.06
érable0.0340.1240.126....0.01000.116
frêne0.1330.3150.028....0.01000.112
chêne0.1320.6130.0310.01000.01000.1550.211
châtaignier....0.0830.0100..2.0190.319
autres feuillus0.0520.1260.0330.075..0.1350.117
total6.248.839.136.877.667.187.92
totalépicéa9.3412.7320.1211.3618.246.7714.02
sapin6.054.954.850.9230.5200.8193.83
pin1.2121.390.6152.8122.2120.4351.25
mélèze0.1320.4150.4178.764.083.681.84
arole....0.0591.4151.8130.0770.310
autres résineux0.1350.3200.0250.0850.1370.0720.114
hêtre9.847.744.950.3280.3284.0125.42
érable1.370.981.360.1330.1400.2240.94
frêne1.0111.970.890.2280.1430.4170.95
chêne0.8131.780.2220.2250.0620.7160.76
châtaignier..0.0820.0720.158..4.9100.610
autres feuillus0.891.391.081.1150.5183.371.34
total30.4233.2134.1227.0327.8324.9330.91
© WSL, Inventaire forestier national suisse, 27.12.2015 #204179/190442
Résultat de la recherche: 1 inscription 1 page

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