Résultats IFN

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IFN4IFN5
évolution: surface terrière
forêt de protection contre des coulées de boue/glissements de terrain (2022) · essence principale
découpage régional: région économique
unité: m²/ha/an
ensemble analysé: forêt accessible sans la forêt buissonnante IFN4/IFN5
réseau: réseau 1,4 km, sous-réseaux 1 à 5
évolution 2009/17–2018/26
région économique
Ouest du JuraEst du JuraOuest du PlateauCentre du PlateauEst du PlateauOuest des PréalpesCentre des PréalpesEst des PréalpesNord-ouest des AlpesCentre des AlpesNord-est des AlpesSud-ouest des AlpesSud-est des AlpesSud des AlpesSuisse
forêt de protection contre des coulées de boue/glissements de terrain (2022)essence principalem²/ha/an±%m²/ha/an±%m²/ha/an±%m²/ha/an±%m²/ha/an±%m²/ha/an±%m²/ha/an±%m²/ha/an±%m²/ha/an±%m²/ha/an±%m²/ha/an±%m²/ha/an±%m²/ha/an±%m²/ha/an±%m²/ha/an±%
pas d'indicationpas d'indication..............................
épicéa..............................
sapin..............................
pin..............................
mélèze..............................
arole..............................
autres résineux..............................
hêtre..............................
érable..............................
frêne..............................
chêne..............................
châtaignier..............................
autres feuillus..............................
indéterminable..............................
total..............................
à l'intérieurpas d'indication..............................
épicéa-0.1107-0.21070.5650.0920.3560.21530.3188-0.11720.0314-0.3131-0.31030.07221-0.2101-0.1109-0.184
sapin-0.1860.0.0.332-0.1251-0.2670.0890.1600.1970.1680.2350.1390.0550.0990.01150.0106
pin0.057-0.1600.0.0.0.0.0.0.0.0.11290.0980.0.0.0660.0.0.04930.0730.0990.0203
mélèze0.0.0.0.0.0.0.0.0.0.0.0920.0.0.0910.0980.0.0.0970.0660.01550.1580.043
arole................0.0980.0.0.0.0.04800.03340.0.0.0324
autres résineux0.0990.0.0.0.0.0.0.0.0.0.0.0970.0980.0.0.0970.0950.0.0.0.0.0990.053
hêtre-0.166-0.6800.130.3860.2490.2230.02204-0.2910.0720.02500.0235530.03590.0570.02950.0146
érable0.064-0.1930.1770.090-0.1550.03100.0470.1490.02600.0540.1520.0910.03470.0470.042
frêne-0.148-0.2930.0.0.0199-0.2740.0740.097-0.160-0.1700.080-0.1700.0870.0600.03470.036
chêne0.0910.0.0.0.0.0730.0.0.0950.0.0.0980.017930.0970.0.0.0940.0.0.01010.066
châtaignier....0.0.0.0.0.0.......0.0.0.0.0.0.0.01170.0.0.01290.0134
autres feuillus0.02780.0710.0.0.1860.0.0.035770.0640.0464-0.3880.0590.0610.01390.02710.1330.0927
indéterminable0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
total-0.447-1.2481.1110.3920.015490.5700.5131-0.2150-0.31250.01514-0.21450.197-0.2980.1222-0.1119
à l'extérieurpas d'indication..............................
épicéa-0.130-0.160-0.246-0.150-0.2340.1194-0.241-0.1800.09490.1136-0.11180.1400.1380.1760.048
sapin0.0810.0680.023140.01050.013300.1540.1390.03290.0920.0820.06550.0270.03580.0400.035
pin0.0560.01300.0710.01570.0440.0.0.01910.01580.0560.01020.01060.06730.01290.0960.051
mélèze0.01200.013560.0580.01400.02180.0990.01280.0980.0750.0.0.02110.0460.0490.1250.021
arole................0.0.0.0.0.0.0.0530.0330.0760.028
autres résineux0.0390.0720.0820.0430.0500.0.0.0620.0520.0580.0990.0730.06350.0800.01000.062
hêtre-0.143-0.2480.01540.01870.03870.02210.01580.02210.01680.1460.04040.02440.02920.1160.0413
érable0.0230.0310.0450.0260.0930.0590.0480.01240.0910.0560.01450.0420.01760.0370.015
frêne0.0920.074-0.1580.077-0.1330.0810.0212-0.1460.01010.02370.0630.02190.01500.0440.026
chêne0.01970.01600.0990.041040.02250.0900.0580.013670.01000.03270.0990.0410.0710.0810.0153
châtaignier....0.01000.0.0.0100......0.01000.0.0.0.0.01100.0870.07660.0729
autres feuillus0.02170.02560.01160.01650.04310.0530.01130.0820.04390.056000.0610.01970.01170.0930.0114
indéterminable0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
total-0.159-0.340-0.262-0.190-0.2400.2800.0215-0.2710.11500.255-0.2920.2340.2300.3320.0589
totalpas d'indication..............................
épicéa-0.129-0.155-0.249-0.150-0.2350.1160-0.249-0.1740.06160.01081-0.1880.1510.1520.1960.042
sapin0.01270.0680.04900.01150.05660.1520.1370.023180.0690.1460.01660.0250.030560.0380.033
pin0.0570.0900.0710.01570.0440.0.0.01170.01760.0560.0580.01060.04090.017400.0900.050
mélèze0.01200.013560.0580.01400.02180.0700.01280.0720.0660.0.0.01880.0400.0480.1230.019
arole................0.01000.0.0.0.0.0560.0330.0760.028
autres résineux0.0390.0720.0820.0430.0500.0.0.0530.0490.0580.0920.0680.06350.0800.0910.060
hêtre-0.138-0.2420.01440.03070.02470.03750.01600.02860.01060.1470.04080.02180.015080.1170.0224
érable0.0220.0360.0430.0250.01210.0580.0450.0650.01130.0500.0720.0380.01930.0350.014
frêne0.0500.059-0.1580.074-0.1320.01130.0161-0.1400.01210.06910.0480.03690.021390.0460.023
chêne0.03000.01600.0990.014550.02250.0830.0580.01830.01090.09620.0990.0410.0710.0650.0101
châtaignier....0.01000.0.0.0100......0.01000.0.0.0.0.01190.0870.02830.0184
autres feuillus0.01980.02890.01160.02030.04310.0560.0910.0810.0890.04770.0680.01210.02060.0570.0119
indéterminable0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
total-0.144-0.434-0.268-0.197-0.2400.2680.0514-0.2650.04020.268-0.2800.2320.1390.3320.01073
© WSL, Inventaire forestier national suisse, 06.03.2024 #1323151/504901

Table citation

Abegg, M.; Ahles, P.; Allgaier Leuch, B.; Cioldi, F.; Didion, M.; Düggelin, C.; Fischer, C.; Herold, A.; Meile, R.; Rohner, B.; Rösler, E.; Speich, S.; Temperli, C.; Traub, B.,
2023: Swiss national forest inventory - Result table No. 1323151. Birmensdorf, Swiss Federal Research Institute WSL

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