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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 IFN1/IFN2/IFN3/IFN4
réseau: réseau IFN4 2009-2013
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 cmépicéa0.5100.790.6140.5140.790.2170.55
sapin0.290.2120.2160.0390.0340.0420.26
pin0.0360.0560.0600.3240.1290.01000.116
mélèze0.058..0.0750.2210.0300.1270.014
arole......0.0400.129..0.024
autres résineux0.030..0.0460.01000.076..0.025
hêtre0.460.3130.3140.1370.1290.4160.35
érable0.1130.1180.1220.1360.0610.0450.19
frêne0.1130.1240.1240.0420.0680.1290.110
chêne0.1250.0450.0710.0330.01000.1470.019
châtaignier......0.0100..0.5170.117
autres feuillus0.1130.2160.2240.2180.1260.6130.27
total1.541.651.681.581.171.971.53
16,0 à 23,9 cmépicéa0.982.081.8111.8122.090.5181.44
sapin0.690.6110.5160.1390.1410.1400.46
pin0.0240.0640.1590.7220.4240.01000.114
mélèze0.0420.0810.0790.6180.2220.3190.111
arole......0.1340.128..0.021
autres résineux0.0340.01000.050..0.0100..0.029
hêtre1.260.7110.9130.2320.2280.9170.95
érable0.2110.3150.3180.0510.0510.0400.28
frêne0.3120.2250.3220.1420.1660.1330.29
chêne0.2170.0420.01000.1540.01000.2260.113
châtaignier......0.0710.01001.2150.115
autres feuillus0.3100.2180.4220.3210.2281.1110.46
total3.934.254.464.073.374.364.02
24,0 à 35,9 cmépicéa2.664.874.993.4114.591.5173.43
sapin1.481.2111.1140.2480.1330.1410.96
pin0.4160.1470.1460.8200.8220.1550.410
mélèze0.1330.0600.01001.3160.7200.7230.310
arole......0.2270.425..0.119
autres résineux0.045..0.01000.0100....0.039
hêtre2.461.4112.0130.2450.3351.0151.64
érable0.4110.4190.7160.1550.0540.0670.38
frêne0.5110.2230.5220.1470.0500.0540.39
chêne0.3130.01000.0800.0710.01000.2320.212
châtaignier......0.071..0.8180.117
autres feuillus0.4130.2280.3240.2360.1570.8200.39
total8.438.249.766.677.065.277.82
36,0 à 51,9 cmépicéa4.557.657.074.196.672.3145.33
sapin1.872.191.9130.4330.2340.3311.45
pin0.8110.2460.1480.7290.8200.1550.59
mélèze0.1260.1510.1482.2121.6131.0150.57
arole..0.0100..0.2350.526..0.122
autres résineux0.148..........0.048
hêtre2.651.5131.8130.1520.4340.7181.64
érable0.2140.2220.4170.01000.0520.01000.210
frêne0.4120.1320.3270.0100..0.0680.210
chêne0.3150.01000.059..0.0750.1440.213
châtaignier......0.01000.01000.6210.121
autres feuillus0.2160.1320.1310.1550.0720.2240.212
total11.0311.9411.757.8710.255.4710.32
>= 52,0 cmépicéa2.574.376.3102.6154.4102.1173.44
sapin0.9101.7120.8180.2380.2420.4420.97
pin0.2190.1710.01000.1500.4300.01000.215
mélèze0.1330.1370.2422.4141.4180.9220.59
arole......0.4370.332..0.124
autres résineux0.0830.0100........0.067
hêtre1.1100.8170.5230.1730.3450.4250.78
érable0.1270.0600.152..0.0100..0.022
frêne0.1260.0580.072..0.0100..0.123
chêne0.318..0.171......0.118
châtaignier......0.074..1.7320.231
autres feuillus0.1420.0510.01000.180..0.0580.027
total5.447.158.195.997.175.6126.23
totalépicéa11.0419.4420.6612.4818.356.51114.02
sapin4.955.874.5101.0270.6251.0273.84
pin1.590.4390.3342.6172.4160.2491.27
mélèze0.2190.2290.3356.694.0113.0131.56
arole..0.0100..0.9241.419..0.215
autres résineux0.2290.0880.0410.0710.085..0.126
hêtre7.844.795.6100.8291.1253.5125.23
érable1.080.9121.6120.2380.1380.1380.86
frêne1.380.6171.2160.2340.2520.2290.87
chêne1.2100.1350.1440.1440.1710.6230.68
châtaignier......0.1510.01004.8150.515
autres feuillus1.190.7151.1161.0240.5282.7111.16
total30.2132.9335.4325.9428.8322.5429.81
© WSL, Inventaire forestier national suisse, 27.12.2015 #204067/190330
Résultat de la recherche: 1 inscription 1 page

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