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IFN4
nombre total de tiges selon type de dégât
altitude (en classes de 200 m) · dégâts aux arbres (13 classes)
unité d'interprétation: région de production
unité: n
ensemble analysé: forêt accessible sans la forêt buissonnante IFN1/IFN2/IFN3/IFN4
réseau: réseau 1,4 x 1,4 km
état2009/17
région de production
JuraPlateauPréalpesAlpesSud des Alpes Suisse
altitude (en classes de 200 m)dégâts aux arbres (13 classes) n± % n± % n± % n± % n± % n± %
supérieure à 1800 mpas de dégât visible0.0.0.0.437082.45316800432.071893654.91919131169.27
bois mis à nu0.0.0.0.48264.5502178422.910365313.5252592000.99
fente, bourrelet0.0.0.0.0.0.77768.03413359.27691127.231
cassure de la tige0.0.0.0.8853.1100171460.42513668.877193982.223
défoliation > 50%0.0.0.0.0.0.38970.26111352.57450322.750
chancre0.0.0.0.4763.6100136893.93911698.558153356.035
nécrose corticale0.0.0.0.0.0.0.0.0.0.0.0.
coulée de résine0.0.0.0.31802.0752251510.311212902.4322496214.710
inclusion0.0.0.0.8382.910093183.73121672.6100123239.230
cime sèche0.0.0.0.0.0.107578.62838175.961145754.526
dégâts divers0.0.0.0.33660.879334018.51689422.949457102.216
arbres couchés mais verts0.0.0.0.0.0.630103.32824619.262654722.527
arbres morts0.0.0.0.179297.6723561239.412360947.4254101484.311
total............
1601 à 1800 mpas de dégât visible0.0.0.0.3074884.12319331540.684079245.91526485670.67
bois mis à nu0.0.0.0.362023.2312344642.410604854.6223311520.19
fente, bourrelet0.0.0.0.19323.07195190.43725620.149140133.528
cassure de la tige0.0.0.0.31171.352214884.024134641.634380696.918
défoliation > 50%0.0.0.0.0.0.43698.0463767.510047465.543
chancre0.0.0.0.0.0.118841.33852417.839171259.229
nécrose corticale0.0.0.0.0.0.0.0.0.0.0.0.
coulée de résine0.0.0.0.248456.7272899952.09278212.9283426621.68
inclusion0.0.0.0.32528.952109977.6297758.171150264.524
cime sèche0.0.0.0.19493.171137905.83261335.944218734.824
dégâts divers0.0.0.0.27129.055263912.91972359.833363401.716
arbres couchés mais verts0.0.0.0.39980.360194248.63534240.553268469.427
arbres morts0.0.0.0.582339.8254110040.111429064.8225121444.89
total............
1401 à 1600 mpas de dégât visible674309.728366653.1426937363.21218971451.875881685.71432831463.46
bois mis à nu72853.74140300.258929868.2162866674.910870018.8204779715.88
fente, bourrelet0.0.0.0.44905.743219644.62651106.849315657.221
cassure de la tige0.0.17775.171106155.337364123.324208070.930696124.617
défoliation > 50%0.0.0.0.62897.43989568.14052578.245205043.724
chancre0.0.0.0.23318.055127093.52576087.436226498.919
nécrose corticale0.0.0.0.0.0.0.0.0.0.0.0.
coulée de résine57813.24435614.757580709.7172675580.89327016.1243676734.58
inclusion0.0.0.0.173335.655273280.92417559.164464175.625
cime sèche0.0.0.0.107733.23398444.63777221.039283398.821
dégâts divers14671.5780.0.133573.827352909.218159611.630660766.013
arbres couchés mais verts0.0.0.0.45029.151247158.43861600.447353787.928
arbres morts124332.44999655.7572048795.7183951096.810854388.9177078269.58
total............
1201 à 1400 mpas de dégât visible5989335.611377956.24511712105.0917511258.485617269.71441207924.85
bois mis à nu893883.71732699.0502054786.4142730092.7101528031.7177239493.57
fente, bourrelet0.0.0.0.86236.534140172.53047305.147273714.120
cassure de la tige31186.8589765.1100202042.624246488.326167677.028657159.815
défoliation > 50%39696.3610.0.41244.54572175.63713186.277166302.625
chancre93251.5310.0.206942.421213060.72466373.544579628.113
nécrose corticale0.0.0.0.12053.2580.0.0.0.12053.258
coulée de résine233283.0240.0.756033.5191896692.612275398.5243161407.69
inclusion68848.0390.0.297965.429163503.44131953.453562270.220
cime sèche72356.1380.0.120033.731182624.939144739.432519754.119
dégâts divers73805.2340.0.154853.726436195.117191432.029856285.912
arbres couchés mais verts26580.3863906.010051616.046217189.82882314.556381606.722
arbres morts665122.42217952.4622835861.8133512620.0101437272.1228468828.77
total............
1001 à 1200 mpas de dégât visible13798293.78754314.83715444298.4813115573.297127679.21350240159.44
bois mis à nu2083610.21292355.7463059968.6113592477.7111938899.31510767311.56
fente, bourrelet36387.6520.0.66199.63761166.038104708.941268462.222
cassure de la tige142015.7310.0.281209.922294285.123158527.526876038.213
défoliation > 50%36165.3520.0.49432.35562541.44460869.655209008.626
chancre160038.93216635.462231476.420161443.93299170.830668765.514
nécrose corticale0.0.0.0.0.0.0.0.0.0.0.0.
coulée de résine593023.01617207.3100793893.4151188100.914110072.5312702297.29
inclusion186050.4310.0.216489.430169663.132221631.243793834.118
cime sèche72510.83810039.8100131169.630244386.127181991.736640097.916
dégâts divers108295.3334015.9100186963.023394802.120144303.428838379.813
arbres couchés mais verts20549.6710.0.71477.843121940.04139322.860253290.126
arbres morts1286634.81365969.2532334427.8112792779.9121274730.7177754542.36
total............
801 à 1000 mpas de dégât visible12634669.785808729.61518477137.2710337667.8105614376.41452872580.84
bois mis à nu3199383.411695924.8232595024.2122841163.4131894902.01511226397.86
fente, bourrelet30535.55759338.958108995.530132001.53375042.239405913.618
cassure de la tige160035.530151642.152203071.629246194.62243175.061804118.916
défoliation > 50%22731.36142481.569103100.63698594.53590788.937357696.719
chancre184524.32630669.743387516.81878058.23581180.247761949.313
nécrose corticale3740.41000.0.10478.71003736.71003767.510021723.357
coulée de résine411613.519149456.532804178.016750694.61535266.4652151209.09
inclusion219544.15435988.251240259.842137132.13683370.041716294.123
cime sèche266295.12230642.258148451.433134333.529379880.739959602.918
dégâts divers159595.52763066.251160579.528309403.721129446.728822091.613
arbres couchés mais verts28615.3589686.510050129.845187914.82898866.741375213.219
arbres morts1335047.513616392.9232016077.3122718653.6121262153.7227948325.07
total............
601 à 800 mpas de dégât visible15196454.0723786783.3611107649.596749056.8125142207.01461982150.64
bois mis à nu2772787.8112737459.392104925.5121522434.8162015735.01811153342.36
fente, bourrelet41072.94488898.83770258.84159778.83867194.938327204.118
cassure de la tige273699.023215837.023130066.23470077.945124064.733813744.713
défoliation > 50%85978.33479829.57731939.845104352.470405847.442707947.428
chancre111770.427237402.42496864.63850767.94823369.261520174.615
nécrose corticale0.0.14361.3760.0.0.0.32640.110047001.473
coulée de résine273384.4271064218.914213040.225192200.32410793.81001753637.510
inclusion88318.43943215.16495263.33887606.14229468.555343871.420
cime sèche281931.524253985.330142362.734138596.936590256.6241407133.013
dégâts divers297261.826230746.022137733.432143269.02989236.047898246.213
arbres couchés mais verts31793.85257580.94632423.75892143.44175293.162289234.924
arbres morts1856229.7122076648.1101239840.3161392580.8161702007.6188267306.56
total............
jusqu'à 600 mpas de dégât visible13967444.4739176779.542835928.9202539094.0226719602.91265238849.73
bois mis à nu1999398.8113878645.16659578.549625071.7362350420.6149513114.86
fente, bourrelet7705.571114994.53235472.95830821.67477256.842266251.422
cassure de la tige261130.822297174.8238512.010019397.87143457.670629672.915
défoliation > 50%39605.960196447.53514643.87770161.856571428.735892287.724
chancre138980.629268259.42111597.810050678.34475726.441545242.515
nécrose corticale22442.710034234.5450.0.0.0.0.0.56677.248
coulée de résine262797.9291713116.71049022.35556795.54723214.9582104947.49
inclusion57741.24385835.53734821.710069936.28783881.644332216.227
cime sèche260237.825271016.62456869.96724176.962730730.3211343031.614
dégâts divers224739.622411617.61789186.44848269.153201638.027975450.612
arbres couchés mais verts27868.15598794.33412277.310010051.010065357.247214347.924
arbres morts1657627.9122540881.98351059.028389126.8312773908.8157712604.47
total............
totalpas de dégât visible62260507.1270271216.5270026448.73105356074.5242075721.64349989968.51
bois mis à nu11021917.657477384.0511814439.1518700980.5411568175.5560582896.72
fente, bourrelet115701.527263232.123431392.115816543.512461593.9162088463.27
cassure de la tige868067.712692194.117971081.9121626911.410893283.2135051538.45
défoliation > 50%224177.122318758.431303258.519580062.0191209818.9222636074.912
chancre688565.713552966.915962479.610936838.012486024.0153626874.16
nécrose corticale26183.18748595.83922531.9563736.710036407.690137455.234
coulée de résine1831915.092979614.183477135.8711911527.241272877.41121473069.53
inclusion620502.023165038.8281099047.0171104283.213497294.4233486165.49
cime sèche953331.312565683.818726113.6141068047.4122204331.5125517507.56
dégâts divers878368.912709445.713923679.7112282779.471077450.3115871724.05
arbres couchés mais verts135407.229169967.726302934.1201700749.314481614.3192790672.69
arbres morts6924994.755417500.2611587699.2522428137.3410094474.1656452805.52
total............
© WSL, Inventaire forestier national suisse, 10.06.2020 #893520/359738
Résultat de la recherche: 1 inscription 1 page

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