Recherche dans d’anciens sets de données

page précédente

Résultat de la recherche: 1 inscription 1 page
IFN1
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 IFN1
état 1983/85
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 cmépicéa0.380.570.640.570.760.2100.53
sapin0.360.270.250.1260.0290.0210.23
pin0.0300.0280.0220.2140.2160.0530.19
mélèze0.0520.0320.0300.2110.1150.1120.07
arole....0.0580.1250.1170.01000.014
autres résineux0.0260.0270.0250.01000.0370.0710.015
hêtre0.550.440.350.0360.0280.490.33
érable0.190.1120.170.0280.0290.0190.15
frêne0.1120.190.1100.0270.0400.1150.15
chêne0.0180.1160.0240.0290.0720.1180.09
châtaignier..0.01000.0700.0100..0.490.19
autres feuillus0.280.180.270.2140.1170.570.24
total1.531.431.521.551.241.941.51
16,0 à 23,9 cmépicéa0.860.951.931.672.050.691.32
sapin0.750.560.550.1190.1250.1200.43
pin0.1180.1220.1200.7120.4130.0590.17
mélèze0.0550.0230.0210.780.3110.3110.15
arole....0.0480.2180.2150.0580.011
autres résineux0.0380.0220.033..0.0470.0530.015
hêtre1.441.040.850.1320.1320.890.82
érable0.370.290.360.0400.0400.1260.24
frêne0.2120.370.2100.0330.0470.1160.25
chêne0.2160.2110.0230.1300.01000.2150.17
châtaignier..0.0790.0570.071..0.990.19
autres feuillus0.380.370.370.3140.1201.070.43
total4.033.624.123.743.344.133.81
24,0 à 35,9 cmépicéa2.052.944.733.464.751.483.32
sapin1.651.261.150.2190.1250.1250.93
pin0.3130.3110.2160.9120.7120.1340.36
mélèze0.0450.1210.1211.780.7110.6100.35
arole....0.0490.3160.5140.01000.110
autres résineux0.0710.0310.0610.01000.01000.01000.024
hêtre3.141.941.550.1310.1291.091.62
érable0.570.390.470.0620.0600.0300.34
frêne0.3110.670.2100.0390.0360.1250.35
chêne0.3130.490.0260.042..0.3170.27
châtaignier..0.0660.0580.071..0.7100.110
autres feuillus0.3100.4100.2110.2230.1340.890.35
total8.528.128.526.947.135.137.71
36,0 à 51,9 cmépicéa3.545.437.523.556.542.275.31
sapin2.151.951.740.4190.2210.3171.43
pin0.6100.970.2140.7140.7120.1280.55
mélèze0.0500.1130.1162.661.671.170.64
arole....0.0480.3160.5140.0590.110
autres résineux0.01000.0330.0100....0.0740.031
hêtre2.942.341.550.0500.1350.891.62
érable0.290.2100.280.0710.0660.0600.15
frêne0.2130.570.1130.0740.0710.0320.26
chêne0.2130.580.0240.0570.0780.1250.26
châtaignier..0.01000.060....0.6110.111
autres feuillus0.1150.2110.1130.1360.0400.2130.16
total9.8212.0211.527.649.835.4410.11
>= 52,0 cmépicéa2.352.855.232.294.462.183.42
sapin1.371.071.360.2280.2220.5200.94
pin0.1180.4110.0290.2320.2230.0500.28
mélèze0.0520.2170.1192.681.590.9100.55
arole....0.0610.2270.4170.01000.114
autres résineux0.0710.1270.0100......0.025
hêtre0.881.270.680.0500.0600.5160.74
érable0.0310.0240.1210.0100..0.0730.014
frêne0.0250.2150.032....0.0710.112
chêne0.1270.590.037..0.01000.0510.29
châtaignier....0.0670.074..1.5140.213
autres feuillus0.0340.1220.0250.0730.01000.1320.114
total4.846.637.435.566.845.656.31
totalépicéa8.9312.5219.9211.2418.436.5613.81
sapin6.044.844.830.9160.6161.0143.82
pin1.191.660.6112.692.390.2261.24
mélèze0.0270.4100.3137.854.263.061.63
arole....0.0361.1131.6100.0510.38
autres résineux0.0380.2170.0270.0710.0380.0500.113
hêtre8.736.834.740.3250.3263.475.02
érable1.250.861.150.1280.1380.1190.73
frêne0.881.750.670.1250.1360.3140.83
chêne0.891.660.1170.2280.0600.7130.74
châtaignier..0.0690.0520.053..4.270.57
autres feuillus0.971.270.860.8140.3172.661.13
total28.5131.7133.0125.2228.1222.1229.51
© WSL, Inventaire forestier national suisse, 27.12.2015 #204073/190336
Résultat de la recherche: 1 inscription 1 page

zurück