Recherche dans d’anciens sets de données

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IFN1
nombre total de tiges IFN1: diamètre à hauteur de poitrine (classes de 10 cm) · essence principale · région de forêt protectrice
unité: n/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 Alpesentière
diamètre à hauteur de poitrine (classes de 10 cm)essence principale n/ha± % n/ha± % n/ha± % n/ha± % n/ha± % n/ha± % n/ha± %
12 à 20 cmépicéa58.38104.4891.21183.91296.7923.81572.94
sapin32.0833.41024.1145.9353.4295.13522.86
pin3.3293.2561.75642.32120.6240.9718.213
mélèze0.7350.3740.97526.7177.82215.2205.411
arole......4.0347.124..1.219
autres résineux2.3290.11001.9360.91000.680..1.323
hêtre60.2541.21146.31212.5339.02653.11644.54
érable10.71013.71414.0185.5361.4572.2329.17
frêne11.41212.52116.3234.4363.4677.22710.19
chêne8.5222.1370.5584.4360.310010.6385.416
châtaignier......0.972..69.5157.915
autres feuillus19.21119.51428.92025.01817.62372.61126.76
total206.53230.25225.77216.47167.96260.26215.52
21 à 30 cmépicéa32.9767.2870.91054.21169.8921.51848.04
sapin19.9818.41116.6153.3431.3401.34813.66
pin3.4201.4492.44319.72012.1201.2565.111
mélèze0.8370.3580.77520.3179.7189.7214.410
arole......4.0285.728..1.021
autres résineux0.437..0.1100......0.235
hêtre38.5621.41131.0125.0394.73121.31625.94
érable7.3106.81713.2151.0451.1480.5585.87
frêne7.8114.02210.2221.9451.5640.6505.49
chêne5.6120.4500.6781.065..3.8332.911
châtaignier......0.21000.110020.7182.418
autres feuillus7.2122.9246.7224.7352.95218.8167.08
total123.63122.85152.56115.17109.0799.66121.52
31 à 40 cmépicéa28.0649.6744.4931.01144.3814.11634.23
sapin13.8711.61111.9142.0461.2311.9359.45
pin5.4130.6410.8525.3217.1211.0663.710
mélèze0.6290.352..13.5149.6166.2223.39
arole..0.0100..2.2374.024..0.620
autres résineux0.350....0.2100....0.146
hêtre21.3611.81216.3141.3482.2356.11813.45
érable2.4132.1274.7200.31000.1710.2771.910
frêne3.9121.6262.3270.31000.11000.3832.210
chêne2.4140.11000.171..0.3732.1351.313
châtaignier......0.4710.11004.6210.620
autres feuillus2.6141.4321.4301.3411.0544.3252.211
total80.8379.2582.0657.8770.2640.7872.92
41 à 50 cmépicéa18.0530.3628.5716.61125.289.41421.13
sapin6.988.697.1141.5331.1411.6315.55
pin3.2121.1470.6562.1352.9240.11002.010
mélèze0.4290.2450.3539.0135.9153.8162.18
arole......0.7451.529..0.224
autres résineux0.352..........0.152
hêtre9.865.3166.8140.5541.6332.5216.15
érable0.7180.6281.029..0.258..0.513
frêne1.2150.3471.129....0.1710.713
chêne1.217..0.1100..0.2740.3510.616
châtaignier......0.11000.11002.5220.322
autres feuillus0.6250.4420.4370.7530.11000.5440.517
total42.2346.7445.8531.2838.7520.8839.62
51 à 60 cmépicéa7.5712.9814.3107.61312.0104.5179.44
sapin2.5113.9143.1180.7450.5430.2502.27
pin0.8190.277..0.4441.3320.1710.615
mélèze0.2330.4370.5534.7163.4182.2211.210
arole......0.1710.733..0.130
autres résineux0.175..........0.075
hêtre3.192.7192.1230.11000.5531.2302.18
érable0.2330.1580.172..0.1100..0.126
frêne0.4230.1580.1100..0.1100..0.221
chêne0.620........0.11000.219
châtaignier......0.1100..0.9280.127
autres feuillus0.2330.2520.11000.275..0.2580.224
total15.5420.6620.3813.91018.679.51016.53
61 à 70 cmépicéa1.8113.6135.1152.0293.1162.1252.76
sapin0.6161.4210.4410.1710.11000.2580.612
pin0.2400.11000.1100..0.250..0.129
mélèze0.0710.01000.2582.2241.3250.8330.515
arole......0.11000.261..0.053
autres résineux0.01000.0100........0.071
hêtre0.9170.5310.3500.11000.3530.4370.613
érable0.150..........0.050
frêne0.147..0.1100......0.043
chêne0.142..0.1100......0.139
châtaignier..........0.4430.043
autres feuillus0.01000.01000.11000.1100..0.11000.045
total3.985.6106.3144.5185.3123.9164.75
71 à 80 cmépicéa0.5190.9222.1240.8341.4210.7380.910
sapin0.4240.6260.353..0.1710.2610.316
pin0.0100......0.1100..0.071
mélèze0.071....1.2310.4370.3440.221
arole......0.4530.171..0.043
autres résineux..............
hêtre0.1360.1580.11000.1100..0.11000.127
érable..0.01000.172......0.059
frêne0.159..........0.059
chêne0.138..0.1100......0.136
châtaignier......0.1100..0.8500.147
autres feuillus0.0100..........0.0100
total1.3121.6162.7202.5202.2172.1251.87
81 à 90 cmépicéa0.1350.2500.6340.1710.3440.1710.218
sapin0.01000.3380.11000.1100..0.2720.129
pin0.0100..........0.0100
mélèze......0.1710.258..0.045
arole......0.1100....0.0100
autres résineux..............
hêtre0.141..0.1100..0.171..0.133
érable..............
frêne..............
chêne0.145..........0.045
châtaignier..........0.3500.050
autres feuillus..............
total0.4240.4300.7310.4400.6310.5360.513
91 à 100 cmépicéa0.1500.01000.344..0.258..0.128
sapin0.071..........0.071
pin..............
mélèze......0.171..0.11000.058
arole......0.1100....0.0100
autres résineux..............
hêtre0.071..........0.071
érable..............
frêne..............
chêne0.0100..........0.0100
châtaignier..........0.3520.052
autres feuillus..............
total0.2330.01000.3440.2570.2580.3460.220
plus de 100 cmépicéa..0.171..0.171..0.11000.045
sapin0.0100........0.11000.072
pin..............
mélèze........0.11000.11000.071
arole......0.11000.1100..0.071
autres résineux..............
hêtre..............
érable..............
frêne..............
chêne..............
châtaignier..........0.4500.050
autres feuillus..............
total0.01000.171..0.2570.1710.7390.127
totalépicéa147.34269.15257.47196.49253.1676.412189.53
sapin76.1678.1863.61013.5287.82510.82754.64
pin16.2116.6415.43969.81844.4173.25219.78
mélèze2.7211.5342.64677.81038.41138.31417.16
arole..0.0100..11.72319.419..3.215
autres résineux3.3240.1772.0371.1850.680..1.720
hêtre134.0483.09103.01019.63018.52384.71492.83
érable21.5823.41233.2136.7342.8362.93217.66
frêne24.9918.51830.1186.6325.2618.22618.67
chêne18.7132.5341.4445.4380.87616.82710.510
châtaignier......1.7610.3100100.41311.514
autres feuillus29.8924.41337.71832.01821.52396.51036.55
total474.42507.33536.44442.45412.64438.34473.31

calculé par unité d'interprétation: région de forêt protectrice

© WSL, Inventaire forestier national suisse, 30.03.2015 #184293/170769
Résultat de la recherche: 1 inscription 1 page

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