Recherche dans d’anciens sets de données

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IFN1
volume: classe de diamètre(DHP) · essence principale · région de forêt protectrice
unité: m³/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 Alpesentière
classe de diamètre(DHP)essence principale m³/ha± % m³/ha± % m³/ha± % m³/ha± % m³/ha± % m³/ha± % m³/ha± %
12,0 à 15,9 cmépicéa2.963.953.183.184.061.2123.03
sapin1.551.671.1110.7260.2270.2251.14
pin0.1240.1300.1381.2151.0150.0560.39
mélèze0.1300.0630.0521.0120.3230.4150.28
arole..0.0810.01000.2240.2200.01000.015
autres résineux0.1200.0510.1280.01000.1370.01000.015
hêtre3.241.882.590.7240.3202.292.23
érable0.680.7100.9130.2210.1240.1210.55
frêne0.790.5150.7150.2250.1310.4170.56
chêne0.4130.0370.0560.2300.0790.5200.210
châtaignier0.076-0.01000.01000.0100..2.5100.310
autres feuillus1.061.191.0131.4120.7143.181.34
total10.629.739.658.957.0510.549.71
16,0 à 23,9 cmépicéa8.8415.9413.2611.4715.563.71010.92
sapin5.155.765.191.3180.8210.4223.83
pin0.5160.3230.6313.7132.8140.2591.08
mélèze0.3240.1420.1554.3101.6111.7160.97
arole..0.0870.0540.8190.7160.0720.212
autres résineux0.2220.0620.137..0.1450.0650.117
hêtre11.235.578.881.7221.2205.697.23
érable2.361.893.3100.3240.3290.3301.74
frêne2.771.3142.4120.3270.3430.9181.75
chêne1.690.2300.1360.4290.0561.4150.97
châtaignier0.0660.01000.01000.0600.01006.490.89
autres feuillus2.661.6102.3122.0130.9176.372.64
total35.3232.4336.0426.2424.3427.1431.71
24,0 à 35,9 cmépicéa31.2454.6448.9531.2646.5512.4936.82
sapin17.1416.3714.792.3182.1181.52911.83
pin3.690.9302.6235.8136.3121.0363.26
mélèze0.6210.3431.14213.896.1115.0123.06
arole..0.0740.0681.8172.8160.01000.512
autres résineux0.2350.0730.02280.01000.01000.01000.130
hêtre28.0313.7722.471.3262.4207.61017.03
érable4.463.0115.990.3330.4440.3303.05
frêne5.562.0154.2150.5290.3330.4313.15
chêne3.880.2370.3370.3460.1771.8181.87
châtaignier0.0650.175..0.158..5.0110.610
autres feuillus3.481.4161.9151.8230.8275.5102.75
total97.8292.63102.1359.3467.8440.5483.61
36,0 à 51,9 cmépicéa61.63102.3389.6438.7677.7423.1767.12
sapin26.3429.2525.874.3174.1163.41819.43
pin9.261.6242.3275.2148.5110.9295.65
mélèze1.1140.7281.82323.0715.6810.285.94
arole..0.1520.01002.0163.3150.0970.611
autres résineux0.3390.1890.1100....0.1760.133
hêtre34.2316.7724.370.6362.7256.61020.02
érable2.471.3133.0120.1790.2370.1661.56
frêne4.570.9173.3160.1750.1610.2492.36
chêne4.570.4290.5410.1800.3491.1272.06
châtaignier0.01000.0100..0.1760.0784.1120.512
autres feuillus2.190.8201.4190.8340.2361.6141.47
total146.11154.22152.1375.04112.7351.44126.61
>= 52,0 cmépicéa35.6461.8467.6627.6959.0620.7944.02
sapin15.4525.1715.0103.0245.2205.12013.54
pin3.6100.4431.0511.3372.4200.2502.09
mélèze1.3190.7301.72522.9815.498.9115.75
arole....0.2611.2272.416..0.414
autres résineux0.6310.1750.361......0.327
hêtre14.568.4118.9130.3681.6303.5168.74
érable0.5220.2330.8270.01000.01000.1710.315
frêne1.4140.1580.832..0.1710.0820.713
chêne4.690.2450.443..0.1720.1791.99
châtaignier..0.11000.11000.2650.11008.2141.014
autres feuillus0.9190.4310.4380.6560.01000.5310.614
total78.4297.5397.2557.1686.4447.4679.22
totalépicéa139.92238.52222.53112.04202.7361.16161.91
sapin65.4377.8461.7611.51412.41310.61549.62
pin16.953.2216.71817.31021.092.42712.14
mélèze3.4111.8204.72065.0539.2626.2715.73
arole..0.1590.3455.9139.3110.1761.79
autres résineux1.3200.3600.5450.0770.1370.1620.617
hêtre91.1246.1567.054.5198.31725.5755.12
érable10.347.1713.871.0201.0260.8227.13
frêne14.954.81011.4101.1220.9292.0158.34
chêne15.051.1221.3251.0300.6464.9156.95
châtaignier0.1620.2910.1940.4400.16726.073.27
autres feuillus10.155.397.196.5162.51417.068.53
total368.21386.42397.02226.43298.22176.93330.81

calculé par unité d'interprétation: région de forêt protectrice

© WSL, Inventaire forestier national suisse, 30.03.2015 #183341/169817
Résultat de la recherche: 1 inscription 1 page

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