Recherche dans d’anciens sets de données

page précédente

Résultat de la recherche: 1 inscription 1 page
IFN2
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 1993/95
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 cmépicéa0.590.790.6140.6140.6110.2180.55
sapin0.290.2120.2160.0380.0380.0360.16
pin0.0290.0770.01000.2280.1270.01000.017
mélèze0.0560.01000.0590.2200.1350.1270.014
arole......0.0370.0340.01000.025
autres résineux0.0270.0580.0460.0660.058..0.020
hêtre0.460.3140.3140.1360.0410.4160.35
érable0.1130.1200.1210.1310.0530.0360.19
frêne0.1190.0230.1280.0400.0670.1320.112
chêne0.1230.042..0.042..0.1360.018
châtaignier0.0100........0.4170.017
autres feuillus0.1120.2140.2170.3170.2240.6140.27
total1.441.561.681.681.281.971.53
16,0 à 23,9 cmépicéa1.182.081.8111.5121.990.5171.44
sapin0.590.6120.4150.1360.0420.1370.46
pin0.1260.0810.0690.7230.4250.01000.114
mélèze0.0390.0800.0650.5180.2230.4190.111
arole......0.2290.226..0.019
autres résineux0.0330.01000.0590.01000.060..0.028
hêtre1.160.7120.8130.3340.2281.0170.85
érable0.2120.3150.4180.1410.0410.0420.28
frêne0.2140.2220.4220.1330.1710.1300.210
chêne0.2230.0380.0710.1420.01000.2350.117
châtaignier......0.0100..1.1160.116
autres feuillus0.3110.2180.3230.4190.3271.2120.47
total3.644.254.274.073.274.663.92
24,0 à 35,9 cmépicéa2.274.474.4113.1114.591.5173.14
sapin1.281.2110.8160.2490.1370.1500.86
pin0.3180.1490.1500.8200.6220.1560.311
mélèze0.1320.0690.0791.3170.6190.7220.310
arole......0.3320.426..0.120
autres résineux0.049..0.0100......0.047
hêtre2.461.5132.0120.3400.2331.1161.65
érable0.4100.5160.8160.1410.0470.1460.47
frêne0.6120.3280.6220.1400.1590.0510.410
chêne0.3130.1710.0650.072..0.2320.212
châtaignier......0.1610.01001.1170.117
autres feuillus0.3140.1250.4210.3300.2501.0180.49
total7.838.159.266.676.765.867.62
36,0 à 51,9 cmépicéa4.457.766.773.896.572.4145.23
sapin2.062.191.7140.4400.2300.4301.55
pin0.7110.2480.1520.6270.8210.1590.59
mélèze0.1240.1400.0592.6131.6131.1160.68
arole..0.071..0.4330.524..0.119
autres résineux0.141........0.01000.040
hêtre3.151.6122.4120.2450.4300.8161.94
érable0.3120.2190.6150.0640.1540.0730.28
frêne0.6120.1250.4220.0770.0590.0560.310
chêne0.4130.0620.0710.01000.1710.2450.212
châtaignier......0.01000.01000.7220.121
autres feuillus0.2160.2440.2320.2540.1410.3200.212
total11.9212.3412.158.2610.356.0710.82
>= 52,0 cmépicéa3.265.576.8103.0155.192.6164.24
sapin1.492.2111.4150.2410.3350.3431.26
pin0.3180.1640.0730.1390.4280.0710.214
mélèze0.1350.1340.2393.0141.7161.1210.79
arole..0.0...0.4360.428..0.122
autres résineux0.1460.0100........0.042
hêtre1.680.9181.1180.1760.2500.6211.07
érable0.1250.1450.143..0.071..0.119
frêne0.2210.1510.142..0.01000.01000.118
chêne0.419..0.162....0.01000.218
châtaignier......0.175..2.0300.229
autres feuillus0.1350.1470.1650.0100..0.1590.124
total7.349.159.976.898.276.9117.93
totalépicéa11.4420.3420.4611.9818.757.21114.42
sapin5.256.374.5100.9300.6241.0273.94
pin1.3100.4410.3382.6172.4160.2471.27
mélèze0.2200.2290.3327.6104.1113.4131.76
arole..0.071..1.2231.5190.01000.315
autres résineux0.2270.0710.0430.1850.0580.01000.123
hêtre8.545.196.690.9291.1253.9125.73
érable1.171.1112.0120.3300.2340.1330.95
frêne1.790.7191.6160.3310.2500.3251.07
chêne1.3100.1460.2430.2370.1710.7230.79
châtaignier0.0100....0.2530.01005.3150.615
autres feuillus1.1100.8161.2151.2200.7233.2101.26
total32.0135.1337.0327.2429.7325.2431.71
© WSL, Inventaire forestier national suisse, 27.12.2015 #204199/190462
Résultat de la recherche: 1 inscription 1 page

zurück