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NFI4b

forest area: protection forest perimeter SilvaProtect · main type of harvest · biogeographical region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest
grid:
state 2009/13
biogeographical region
JuraPlateauNorthern AlpsWestern Central-AlpsEastern Central-AlpsSouthern AlpsSwitzerland
protection forest perimeter SilvaProtectmain type of harvest1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
inside perimeterskidder22.71217.31463.6715.01410.31811.417140.35
forwarder7.2226.4235.0271.7443.2332.14125.612
mobile tower yarder4.7272.83548.9816.81317.71314.515105.45
cable crane1.1580.77150.486.52216.61419.31394.56
helicopter1.1580.410032.81031.6915.21470.46151.54
others2.2410.4100..0.3100..2.5385.326
total38.9927.911200.7371.9462.95120.33522.62
outside of perimeterskidder96.95135.1463.078.61913.8154.926322.33
forwarder51.2786.358.2211.7445.3251.450154.24
mobile tower yarder6.1246.72327.5114.1298.5202.83555.88
cable crane1.1580.77124.6120.77113.7153.93044.89
helicopter0.41000.410034.61014.11518.41321.21289.06
others1.4501.4501.4500.31000.41003.5328.520
total157.13230.62159.3429.61060.1637.89674.52
totalskidder119.64152.53126.6423.61124.11116.314462.62
forwarder58.4792.7513.2163.4318.5203.631179.74
mobile tower yarder10.8189.51976.4620.91226.21017.414161.24
cable crane2.2411.45075.067.22130.31023.212139.35
helicopter1.4500.77167.4745.7733.6991.65240.53
others3.6311.8451.4500.7710.41006.02413.816
total196.01258.61360.01101.53123.02158.021197.21

calculated by unit of reference: biogeographical region

© WSL, Swiss National Forest Inventory, 03.11.2014 #161377/147756

NFI4b

forest area: protection forest perimeter SilvaProtect · main type of harvest · canton
unit: %
unit of evaluation: accessible forest excluding shrub forest
grid:
state 2009/13
protection forest perimeter SilvaProtect
inside perimeteroutside of perimetertotal
cantonmain type of harvest %± %± %±
AGskidder66.727.358.04.558.24.4
forwarder33.327.337.84.437.74.4
mobile tower yarder..1.71.21.61.2
cable crane......
helicopter..0.80.80.80.8
others..1.71.21.61.2
total100.0.100.0.100.0.
AIskidder50.016.1100.0.69.211.8
forwarder10.09.8..6.26.1
mobile tower yarder10.09.8..6.26.1
cable crane10.09.8..6.26.1
helicopter20.013.0..12.38.4
others......
total100.0.100.0.100.0.
ARskidder50.016.155.812.553.69.9
forwarder30.014.818.69.923.08.4
mobile tower yarder10.09.712.48.411.56.4
cable crane10.09.713.28.712.06.5
helicopter......
others......
total100.0.100.0.100.0.
BEskidder43.83.354.93.049.92.2
forwarder5.71.520.72.414.01.5
mobile tower yarder23.42.810.01.816.01.6
cable crane16.82.59.01.712.51.5
helicopter9.72.05.41.47.31.2
others0.40.4..0.20.2
total100.0.100.0.100.0.
BL/BSskidder45.515.157.37.954.77.0
forwarder36.414.637.77.737.46.8
mobile tower yarder9.18.75.03.55.93.3
cable crane9.18.7..2.02.0
helicopter......
others......
total100.0.100.0.100.0.
FRskidder38.27.162.45.952.64.7
forwarder6.43.616.04.412.13.0
mobile tower yarder34.16.910.13.619.83.7
cable crane12.84.95.82.88.62.6
helicopter8.54.14.42.56.02.2
others..1.41.40.80.8
total100.0.100.0.100.0.
GEskidder......
forwarder..100.0.100.0.
mobile tower yarder......
cable crane......
helicopter......
others......
total..100.0.100.0.
GLskidder21.57.826.610.223.56.2
forwarder......
mobile tower yarder7.24.926.110.114.85.2
cable crane46.69.526.610.238.57.1
helicopter24.88.220.89.323.26.2
others......
total100.0.100.0.100.0.
GRskidder16.72.223.42.819.61.8
forwarder3.11.08.91.95.71.0
mobile tower yarder26.62.613.42.320.91.8
cable crane27.32.621.42.724.81.9
helicopter26.32.632.93.129.12.0
others......
total100.0.100.0.100.0.
JUskidder73.38.081.15.278.54.4
forwarder6.74.617.15.013.63.7
mobile tower yarder13.36.2..4.62.2
cable crane......
helicopter......
others6.74.61.71.73.41.9
total100.0.100.0.100.0.
LUskidder27.39.560.74.755.04.4
forwarder13.67.315.03.514.83.1
mobile tower yarder22.79.014.13.415.63.2
cable crane31.810.08.32.712.32.9
helicopter4.54.51.91.32.31.3
others......
total100.0.100.0.100.0.
NEskidder71.412.195.92.392.02.9
forwarder14.39.44.12.35.72.5
mobile tower yarder......
cable crane......
helicopter......
others14.39.4..2.31.6
total100.0.100.0.100.0.
NWskidder37.517.533.313.935.010.9
forwarder......
mobile tower yarder12.511.925.012.820.09.1
cable crane37.517.58.38.220.09.1
helicopter12.511.933.313.925.09.9
others......
total100.0.100.0.100.0.
OWskidder14.46.726.28.520.25.5
forwarder3.63.63.73.73.72.6
mobile tower yarder25.28.318.77.622.05.6
cable crane31.78.818.47.525.25.9
helicopter25.28.333.09.129.06.2
others......
total100.0.100.0.100.0.
SGskidder48.95.357.36.052.54.0
forwarder2.21.65.92.93.81.5
mobile tower yarder8.93.01.51.55.71.9
cable crane23.34.58.83.517.13.0
helicopter16.73.925.05.320.33.2
others..1.41.40.60.6
total100.0.100.0.100.0.
SHskidder..14.76.113.95.8
forwarder100.0.79.46.880.66.4
mobile tower yarder..2.92.92.82.8
cable crane......
helicopter......
others..2.92.92.82.8
total100.0.100.0.100.0.
SOskidder16.715.343.05.641.25.4
forwarder50.020.546.85.647.15.4
mobile tower yarder..8.93.28.23.0
cable crane16.715.3..1.21.2
helicopter......
others16.715.31.31.32.41.7
total100.0.100.0.100.0.
SZskidder22.86.427.07.324.74.8
forwarder4.53.25.43.74.92.4
mobile tower yarder38.67.416.26.128.45.0
cable crane18.25.85.43.712.43.7
helicopter15.95.540.68.127.25.0
others..5.43.72.51.7
total100.0.100.0.100.0.
TGskidder50.015.951.26.451.05.9
forwarder30.014.644.06.442.15.9
mobile tower yarder10.09.5..1.41.4
cable crane......
helicopter......
others10.09.54.82.75.52.7
total100.0.100.0.100.0.
TIskidder9.41.813.73.810.41.6
forwarder2.30.93.82.12.60.9
mobile tower yarder7.51.65.02.56.91.4
cable crane14.32.18.83.213.01.8
helicopter63.92.956.45.662.22.6
others2.61.012.33.74.91.2
total100.0.100.0.100.0.
URskidder10.15.528.59.118.45.2
forwarder3.23.2..1.81.8
mobile tower yarder22.57.57.85.315.94.9
cable crane28.98.216.27.523.25.7
helicopter35.38.643.09.938.86.5
others..4.54.32.02.0
total100.0.100.0.100.0.
VDskidder33.36.344.33.541.93.0
forwarder8.83.844.23.436.53.0
mobile tower yarder29.96.15.31.610.61.9
cable crane10.64.11.91.03.81.2
helicopter17.55.04.31.47.11.6
others......
total100.0.100.0.100.0.
VSskidder21.92.732.94.725.22.4
forwarder2.61.07.02.53.91.1
mobile tower yarder23.62.813.13.420.42.2
cable crane10.32.03.01.78.11.5
helicopter41.33.243.05.041.82.7
others0.40.41.01.00.60.4
total100.0.100.0.100.0.
ZGskidder44.417.182.816.259.513.1
forwarder..17.216.26.86.8
mobile tower yarder44.417.1..27.011.9
cable crane11.110.8..6.86.8
helicopter......
others......
total100.0.100.0.100.0.
ZHskidder25.021.759.54.158.54.1
forwarder..30.73.929.93.8
mobile tower yarder50.025.19.12.410.22.5
cable crane25.021.70.70.71.41.0
helicopter......
others......
total100.0.100.0.100.0.
Switzerlandskidder26.91.147.71.138.60.8
forwarder4.90.623.30.915.30.6
mobile tower yarder20.21.08.20.613.40.6
cable crane18.11.06.50.611.50.5
helicopter29.01.113.10.720.00.6
others1.00.31.30.31.10.2
total100.0.100.0.100.0.

calculated by unit of reference: canton

© WSL, Swiss National Forest Inventory, 03.11.2014 #161378/147757

NFI4b

forest area: protection forest perimeter SilvaProtect · main type of harvest · canton
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest
grid:
state 2009/13
protection forest perimeter SilvaProtect
inside perimeteroutside of perimetertotal
cantonmain type of harvest1000 ha± %1000 ha± %1000 ha± %
AGskidder0.87027.8828.68
forwarder0.410018.11218.512
mobile tower yarder..0.8700.870
cable crane......
helicopter..0.41000.4100
others..0.8700.870
total1.25747.9349.12
AIskidder1.6392.0373.622
forwarder0.3100..0.3100
mobile tower yarder0.3100..0.3100
cable crane0.3100..0.3100
helicopter0.669..0.669
others......
total3.2212.0375.212
ARskidder1.6412.9274.518
forwarder1.0551.0551.936
mobile tower yarder0.31000.6691.055
cable crane0.31000.7711.057
helicopter......
others......
total3.2255.2178.46
BEskidder33.9952.5786.45
forwarder4.42719.81224.311
mobile tower yarder18.1139.61827.710
cable crane13.0168.62021.612
helicopter7.5215.22612.716
others0.3100..0.3100
total77.4595.74173.12
BL/BSskidder2.0439.31611.314
forwarder1.6496.1227.719
mobile tower yarder0.41000.8701.257
cable crane0.4100..0.4100
helicopter......
others......
total4.52716.2920.75
FRskidder6.72216.01322.89
forwarder1.1574.1295.225
mobile tower yarder6.0232.6378.619
cable crane2.2401.5493.730
helicopter1.5491.1572.637
others..0.41000.4100
total17.61225.7843.33
GEskidder......
forwarder..3.1203.120
mobile tower yarder......
cable crane......
helicopter......
others......
total..3.1203.120
GLskidder2.3391.9434.227
forwarder......
mobile tower yarder0.8701.9442.736
cable crane5.0241.9436.919
helicopter2.7361.5494.228
others......
total10.7147.22018.07
GRskidder16.81418.21335.09
forwarder3.1337.02210.118
mobile tower yarder26.91110.41837.39
cable crane27.61016.71444.38
helicopter26.51125.61152.27
others......
total100.9478.06179.02
JUskidder8.61918.31026.96
forwarder0.8703.9304.627
mobile tower yarder1.649..1.649
cable crane......
helicopter......
others0.8700.41001.257
total11.71522.5834.23
LUskidder1.94020.5922.49
forwarder0.9575.1246.022
mobile tower yarder1.6444.8256.321
cable crane2.2372.8325.024
helicopter0.31000.6700.957
others......
total6.92033.8540.73
NEskidder3.23022.7725.96
forwarder0.6701.0571.644
mobile tower yarder......
cable crane......
helicopter......
others0.670..0.670
total4.52523.7728.24
NWskidder1.2551.5462.732
forwarder......
mobile tower yarder0.41001.2551.546
cable crane1.2550.41001.546
helicopter0.41001.5461.940
others......
total3.1294.6207.78
OWskidder1.5492.6364.127
forwarder0.41000.41000.770
mobile tower yarder2.6361.9434.526
cable crane3.3321.8445.125
helicopter2.6363.3325.922
others......
total10.41410.01520.45
SGskidder15.91314.11530.08
forwarder0.7701.4502.240
mobile tower yarder2.9350.41003.333
cable crane7.6212.2409.818
helicopter5.4256.12311.616
others..0.41000.4100
total32.5824.61057.14
SHskidder..1.8421.842
forwarder0.7709.61010.39
mobile tower yarder..0.41000.4100
cable crane......
helicopter......
others..0.41000.4100
total0.77012.1512.83
SOskidder0.410012.91413.213
forwarder1.15714.01315.112
mobile tower yarder..2.6362.636
cable crane0.4100..0.4100
helicopter......
others0.41000.41000.870
total2.34029.9532.23
SZskidder3.6303.6307.320
forwarder0.7700.7701.449
mobile tower yarder6.2222.2408.318
cable crane2.9340.7713.630
helicopter2.5365.4248.019
others..0.7700.770
total15.91113.41329.34
TGskidder1.5439.61311.012
forwarder0.9578.2169.115
mobile tower yarder0.3100..0.3100
cable crane......
helicopter......
others0.31000.9571.249
total3.03018.7621.74
TIskidder9.0193.93012.816
forwarder2.1411.1583.233
mobile tower yarder7.1221.4508.520
cable crane13.6152.53716.114
helicopter60.9616.01476.95
others2.5373.5316.024
total95.2428.410123.62
URskidder1.0582.4373.431
forwarder0.3100..0.3100
mobile tower yarder2.3360.7703.031
cable crane3.0311.4504.326
helicopter3.6283.6287.318
others..0.41000.4100
total10.3148.41818.78
VDskidder7.22234.9942.18
forwarder1.94434.8936.79
mobile tower yarder6.5244.23010.618
cable crane2.3401.5503.831
helicopter3.8313.4337.222
others......
total21.61278.74100.32
VSskidder17.51311.41728.810
forwarder2.1412.4374.527
mobile tower yarder18.9124.52723.411
cable crane8.2201.0589.319
helicopter33.0914.81547.87
others0.31000.31000.771
total79.9434.59114.43
ZGskidder1.7442.1403.824
forwarder..0.41000.4100
mobile tower yarder1.744..1.744
cable crane0.4100..0.4100
helicopter......
others......
total3.9212.5356.37
ZHskidder0.410030.0830.38
forwarder..15.51315.513
mobile tower yarder0.7704.6275.325
cable crane0.41000.41000.770
helicopter......
others......
total1.44950.4351.82
Switzerlandskidder140.25322.83463.12
forwarder25.412157.74183.14
mobile tower yarder105.4555.58160.94
cable crane94.3644.29138.45
helicopter151.4488.76240.23
others5.3268.52013.816
total522.12677.421199.51

calculated by unit of reference: canton

© WSL, Swiss National Forest Inventory, 03.11.2014 #161379/147758

NFI4b

forest area: protection forest perimeter SilvaProtect · main type of harvest · production region
unit: %
unit of evaluation: accessible forest excluding shrub forest
grid:
state 2009/13
production region
JuraPlateauPre-AlpsAlpsSouthern AlpsSwitzerland
protection forest perimeter SilvaProtectmain type of harvest %± %± %± %± %± %±
inside perimeterskidder56.24.860.86.842.92.821.01.68.71.627.01.1
forwarder21.04.027.46.24.11.12.50.61.80.74.90.6
mobile tower yarder11.43.15.93.323.32.425.21.712.01.820.11.0
cable crane2.91.62.01.918.62.222.61.615.72.018.01.0
helicopter2.81.62.01.911.01.828.61.759.62.728.91.1
others5.72.32.01.9..0.10.12.10.81.00.3
total100.0.100.0.100.0.100.0.100.0.100.0.
outside of perimeterskidder60.02.358.32.049.32.927.92.111.63.247.91.1
forwarder33.82.237.72.07.11.56.11.13.91.922.90.9
mobile tower yarder4.00.92.60.717.12.214.51.77.82.78.20.6
cable crane0.90.40.70.310.71.817.01.810.83.16.60.6
helicopter0.20.20.20.214.42.034.12.256.44.913.20.7
others1.10.50.50.31.30.70.50.39.62.91.30.3
total100.0.100.0.100.0.100.0.100.0.100.0.
totalskidder59.32.158.51.946.02.023.71.39.41.438.80.8
forwarder31.32.036.91.95.50.93.90.62.30.715.00.6
mobile tower yarder5.41.02.90.720.31.621.01.211.01.513.40.6
cable crane1.30.50.80.314.81.420.41.214.51.711.50.5
helicopter0.70.40.30.212.71.330.81.458.92.420.00.6
others2.00.60.60.30.60.30.30.23.90.91.20.2
total100.0.100.0.100.0.100.0.100.0.100.0.

calculated by unit of reference: production region

© WSL, Swiss National Forest Inventory, 03.11.2014 #161380/147759

NFI4b

forest area: protection forest perimeter SilvaProtect · percentage of salvage logging · canton
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest
grid:
state 2009/13
protection forest perimeter SilvaProtect
inside perimeteroutside of perimetertotal
cantonpercentage of salvage logging1000 ha± %1000 ha± %1000 ha± %
AG0%0.87036.6637.45
1-50%0.41007.6218.021
over 50%..3.6323.632
total1.25747.9349.12
AI0%3.2211.7424.914
1-50%......
over 50%..0.31000.3100
total3.2212.0375.212
AR0%2.6305.2177.79
1-50%0.3100..0.3100
over 50%0.3100..0.3100
total3.2255.2178.46
BE0%70.9681.45152.23
1-50%1.7457.2218.919
over 50%4.8267.22112.016
total77.4595.74173.12
BL/BS0%2.43913.81116.29
1-50%0.41001.6492.043
over 50%1.6490.8702.439
total4.52716.2920.75
FR0%16.41222.71039.24
1-50%0.7700.41001.157
over 50%0.41002.6373.034
total17.61225.7843.33
GE0%..3.1203.120
1-50%......
over 50%......
total..3.1203.120
GL0%10.7146.92017.68
1-50%......
over 50%..0.41000.4100
total10.7147.22018.07
GR0%97.4475.66173.02
1-50%0.31000.7711.058
over 50%3.2331.8454.926
total100.9478.06179.02
JU0%11.31521.4932.74
1-50%..0.41000.4100
over 50%0.41000.8701.257
total11.71522.5834.23
LU0%6.32129.7636.05
1-50%..0.6700.670
over 50%0.6703.5294.126
total6.92033.8540.73
NE0%4.22621.1825.36
1-50%0.31001.6441.940
over 50%..1.0571.057
total4.52523.7728.24
NW0%3.1294.6207.78
1-50%......
over 50%......
total3.1294.6207.78
OW0%9.3169.21618.57
1-50%0.41000.7701.157
over 50%0.770..0.770
total10.41410.01520.45
SG0%30.4823.11053.54
1-50%1.1571.4502.537
over 50%1.157..1.157
total32.5824.61057.14
SH0%0.7709.61010.39
1-50%..2.1382.138
over 50%..0.41000.4100
total0.77012.1512.83
SO0%1.94426.5628.45
1-50%0.41003.4323.830
over 50%......
total2.34029.9532.23
SZ0%13.81212.71426.56
1-50%0.4100..0.4100
over 50%1.8440.7702.536
total15.91113.41329.34
TG0%3.03013.91016.98
1-50%..2.1362.136
over 50%..2.7312.731
total3.03018.7621.74
TI0%92.7427.710120.43
1-50%1.1580.41001.450
over 50%1.4500.41001.844
total95.2428.410123.62
UR0%9.6158.41818.19
1-50%......
over 50%0.770..0.770
total10.3148.41818.78
VD0%20.91271.1592.03
1-50%0.41002.7373.035
over 50%0.41004.9275.326
total21.61278.74100.32
VS0%77.2433.59110.73
1-50%......
over 50%2.7351.0583.830
total79.9434.59114.43
ZG0%2.1371.6473.824
1-50%0.968..0.968
over 50%0.9680.9681.744
total3.9212.5356.37
ZH0%1.15743.7444.84
1-50%0.41004.6274.926
over 50%..2.1402.140
total1.44950.4351.82
Switzerland0%492.02604.921096.81
1-50%9.12037.6946.79
over 50%21.01335.01056.08
total522.12677.421199.51

calculated by unit of reference: canton

© WSL, Swiss National Forest Inventory, 03.11.2014 #161381/147760

NFI4b

forest area: protection forest perimeter SilvaProtect · percentage of salvage logging · production region
unit: %
unit of evaluation: accessible forest excluding shrub forest
grid:
state 2009/13
production region
JuraPlateauPre-AlpsAlpsSouthern AlpsSwitzerland
protection forest perimeter SilvaProtectpercentage of salvage logging %± %± %± %± %± %±
inside perimeter0%86.73.392.13.891.81.595.10.897.90.894.30.6
1-50%3.81.94.02.83.51.00.70.30.90.51.70.3
over 50%9.52.93.92.74.71.24.20.81.20.64.00.5
total100.0.100.0.100.0.100.0.100.0.100.0.
outside of perimeter0%89.11.581.61.692.91.596.10.996.11.989.30.7
1-50%7.11.29.71.21.70.71.10.52.91.75.50.5
over 50%3.80.98.71.15.41.32.70.81.01.05.20.5
total100.0.100.0.100.0.100.0.100.0.100.0.
total0%88.61.382.41.592.41.195.50.697.50.891.50.5
1-50%6.51.09.31.12.60.60.90.31.40.63.80.3
over 50%4.90.98.41.15.00.93.60.61.20.54.70.4
total100.0.100.0.100.0.100.0.100.0.100.0.

calculated by unit of reference: production region

© WSL, Swiss National Forest Inventory, 03.11.2014 #161382/147761

NFI4b

forest area: protection forest perimeter SilvaProtect · percentage of salvage logging · production region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest
grid:
state 2009/13
production region
JuraPlateauPre-AlpsAlpsSouthern AlpsSwitzerland
protection forest perimeter SilvaProtectpercentage of salvage logging1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
inside perimeter0%33.21016.514104.94221.53115.13491.22
1-50%1.5500.7714.0301.7451.1588.920
over 50%3.7310.7715.4269.7191.45020.913
total38.3917.914114.34233.03117.53521.02
outside of perimeter0%146.43174.0399.85147.6434.89602.62
1-50%11.71720.7121.8451.7451.15837.09
over 50%6.22418.6135.8254.2290.410035.110
total164.23213.42107.45153.5436.29674.82
total0%179.62190.62204.72369.22149.921093.81
1-50%13.11621.4125.8253.5322.14145.99
over 50%9.91919.31311.21813.9161.84556.08
total202.61231.31221.62386.51153.821195.81

calculated by unit of reference: production region

© WSL, Swiss National Forest Inventory, 03.11.2014 #161383/147762

NFI4b

forest area: protection forest perimeter SilvaProtect · percentage of salvage logging · protection forest region
unit: %
unit of evaluation: accessible forest excluding shrub forest
grid:
state 2009/13
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern AlpsSwitzerland
protection forest perimeter SilvaProtectpercentage of salvage logging %± %± %± %± %± %± %±
inside perimeter0%88.52.693.31.491.01.996.61.295.51.497.90.894.30.6
1-50%3.91.52.60.93.11.2..0.40.40.90.51.70.3
over 50%7.72.14.21.15.81.63.41.24.01.31.20.64.00.5
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
outside of perimeter0%84.81.192.51.694.21.897.01.797.51.196.11.989.30.7
1-50%8.60.92.61.01.71.0....2.91.75.50.5
over 50%6.60.84.91.34.01.53.01.72.51.11.01.05.20.5
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
total0%85.21.092.91.192.41.396.71.096.40.997.50.891.50.5
1-50%8.00.82.60.72.50.8..0.20.21.40.63.80.3
over 50%6.80.74.50.95.11.13.31.03.30.91.20.54.70.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.

calculated by unit of reference: protection forest region

© WSL, Swiss National Forest Inventory, 03.11.2014 #161384/147763

NFI4b

forest area: protection forest perimeter SilvaProtect · percentage of salvage logging · protection forest region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest
grid:
state 2009/13
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern AlpsSwitzerland
protection forest perimeter SilvaProtectpercentage of salvage logging1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
inside perimeter0%49.48105.3469.9577.2474.95115.13491.72
1-50%2.2412.9352.438..0.41001.1588.920
over 50%4.3294.7274.5272.7353.2331.45020.813
total55.88112.9476.8579.9478.45117.53521.42
outside of perimeter0%320.6289.1556.2733.5968.7634.89602.82
1-50%32.5102.5381.058....1.15837.210
over 50%25.0124.7272.4381.0581.8450.410035.310
total378.2196.3559.7634.5970.4636.29675.32
total0%369.92194.42126.13110.73143.62149.921094.51
1-50%34.7105.4263.431..0.41002.14146.09
over 50%29.3119.4196.9223.8304.9261.84556.18
total434.01209.22136.52114.43148.92153.821196.71

calculated by unit of reference: protection forest region

© WSL, Swiss National Forest Inventory, 03.11.2014 #161385/147764

NFI4b

forest area: protection forest perimeter SilvaProtect · percentage of salvage logging · economic region
unit: %
unit of evaluation: accessible forest excluding shrub forest
grid:
state 2009/13
protection forest perimeter SilvaProtect
inside perimeteroutside of perimetertotal
economic regionpercentage of salvage logging %± %± %±
Western Jura0%91.23.091.21.591.21.4
1-50%2.21.54.71.14.21.0
over 50%6.62.64.11.14.61.0
total100.0.100.0.100.0.
Eastern Jura0%57.113.282.43.779.53.7
1-50%14.39.414.83.414.83.2
over 50%28.612.12.81.65.72.1
total100.0.100.0.100.0.
Western Plateau0%92.86.984.03.684.93.3
1-50%7.27.02.81.63.31.6
over 50%..13.23.311.83.0
total100.0.100.0.100.0.
Central Plateau0%90.96.181.12.882.12.6
1-50%..10.52.29.42.0
over 50%9.16.18.52.08.51.9
total100.0.100.0.100.0.
Eastern Plateau0%94.15.681.02.381.72.2
1-50%5.95.711.71.911.41.8
over 50%..7.31.56.91.4
total100.0.100.0.100.0.
Western Pre-Alps0%94.42.798.02.095.91.8
1-50%4.22.42.02.03.31.6
over 50%1.41.4..0.80.8
total100.0.100.0.100.0.
Central Pre-Alps0%93.92.191.32.392.51.6
1-50%1.51.12.01.11.80.8
over 50%4.61.86.72.05.71.4
total100.0.100.0.100.0.
Eastern Pre-Alps0%87.73.192.82.690.02.1
1-50%5.32.11.01.03.31.2
over 50%7.02.46.22.56.61.7
total100.0.100.0.100.0.
Northwestern Alps0%91.82.690.93.591.52.1
1-50%2.71.64.62.63.41.4
over 50%5.52.24.52.65.11.7
total100.0.100.0.100.0.
Central Alps0%88.74.897.52.492.92.8
1-50%2.32.22.52.42.41.7
over 50%9.14.3..4.72.3
total100.0.100.0.100.0.
Northeastern Alps0%98.41.693.94.296.91.8
1-50%..3.03.01.01.0
over 50%1.61.63.03.02.11.5
total100.0.100.0.100.0.
Southwestern Alps0%96.61.297.01.796.71.0
1-50%......
over 50%3.41.23.01.73.31.0
total100.0.100.0.100.0.
Southeastern Alps0%95.51.497.51.196.40.9
1-50%0.40.4..0.20.2
over 50%4.01.32.51.13.30.9
total100.0.100.0.100.0.
Southern Alps0%97.90.896.11.997.50.8
1-50%0.90.52.91.71.40.6
over 50%1.20.61.01.01.20.5
total100.0.100.0.100.0.
Switzerland0%94.30.689.30.791.50.5
1-50%1.70.35.50.53.80.3
over 50%4.00.55.20.54.70.4
total100.0.100.0.100.0.

calculated by unit of reference: economic region

© WSL, Swiss National Forest Inventory, 03.11.2014 #161386/147765

NFI4b

forest area: protection forest perimeter SilvaProtect · percentage of salvage logging · economic region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest
grid:
state 2009/13
protection forest perimeter SilvaProtect
inside perimeteroutside of perimetertotal
economic regionpercentage of salvage logging1000 ha± %1000 ha± %1000 ha± %
Western Jura0%29.610111.54141.12
1-50%0.7715.7256.423
over 50%2.1415.0267.122
total32.59122.23154.72
Eastern Jura0%3.23435.1638.35
1-50%0.8706.3237.122
over 50%1.6491.2572.837
total5.52542.7448.22
Western Plateau0%4.52936.9641.45
1-50%0.41001.2571.650
over 50%..5.8255.825
total4.92843.9448.73
Central Plateau0%6.22150.5556.74
1-50%..6.5216.521
over 50%0.6715.3235.922
total6.82062.3369.12
Eastern Plateau0%5.72486.9492.63
1-50%0.410012.51612.916
over 50%..7.9217.921
total6.124107.32113.32
Western Pre-Alps0%25.2918.41243.64
1-50%1.1570.41001.549
over 50%0.4100..0.4100
total26.6818.81245.54
Central Pre-Alps0%44.1749.1793.23
1-50%0.7711.1581.844
over 50%2.2403.6315.724
total47.0753.86100.82
Eastern Pre-Alps0%35.7832.1967.84
1-50%2.1400.41002.537
over 50%2.9352.1405.026
total40.7734.6875.33
Northwestern Alps0%36.1721.51157.64
1-50%1.1571.1582.240
over 50%2.1401.1573.233
total39.3723.61162.94
Central Alps0%13.51313.61427.17
1-50%0.31000.31000.770
over 50%1.449..1.449
total15.21213.91429.17
Northeastern Alps0%22.2911.11633.35
1-50%..0.41000.4100
over 50%0.41000.41000.770
total22.6911.81534.45
Southwestern Alps0%77.2433.59110.73
1-50%......
over 50%2.7351.0583.830
total79.9434.59114.43
Southeastern Alps0%74.9568.76143.62
1-50%0.4100..0.4100
over 50%3.2331.8454.926
total78.4570.46148.92
Southern Alps0%115.1334.89149.92
1-50%1.1581.1582.141
over 50%1.4500.41001.845
total117.5336.29153.82
Switzerland0%493.12603.721096.81
1-50%9.02036.9946.08
over 50%20.91335.41056.38
total523.12676.121199.11

calculated by unit of reference: economic region

© WSL, Swiss National Forest Inventory, 03.11.2014 #161387/147766

NFI4b

forest area: protection forest perimeter SilvaProtect · cause of salvage logging · biogeographical region
unit: %
unit of evaluation: accessible forest excluding shrub forest
grid:
state 2009/13
biogeographical region
JuraPlateauNorthern AlpsWestern Central-AlpsEastern Central-AlpsSouthern AlpsSwitzerland
protection forest perimeter SilvaProtectcause of salvage logging %± %± %± %± %± %± %±
inside perimetern/a88.03.188.63.693.31.196.21.394.91.697.90.894.30.6
insects3.71.85.12.52.50.7..1.71.00.60.41.80.3
fungi....0.20.2......0.10.1
windthrow3.71.82.61.82.60.71.90.91.10.80.30.31.90.4
snow load2.81.62.51.80.50.31.40.82.31.10.60.41.20.3
avalanches..........0.60.40.10.1
landslides..1.31.30.40.2......0.20.1
flooding..............
forest fire..............
loss of vitality1.91.3..0.50.3......0.30.2
others......0.50.5....0.10.1
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
outside of perimetern/a90.81.480.51.694.71.196.52.097.01.396.21.989.30.7
insects3.70.97.81.12.90.8..0.60.6..4.30.5
fungi..1.20.4........0.40.1
windthrow3.20.85.70.91.10.51.21.2..1.91.33.10.4
snow load0.20.22.50.61.10.51.21.22.41.20.90.91.50.3
avalanches......1.21.2..0.90.90.10.1
landslides..............
flooding..............
forest fire..............
loss of vitality1.80.61.50.50.20.2......1.00.2
others0.20.20.80.3........0.30.1
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
totaln/a90.31.381.41.493.90.896.31.196.01.197.50.791.50.5
insects3.70.87.51.02.70.5..1.10.60.50.33.20.3
fungi..1.10.40.10.1......0.30.1
windthrow3.30.85.30.82.00.41.70.70.60.40.70.42.60.3
snow load0.70.42.50.60.80.31.30.72.30.80.70.41.30.2
avalanches......0.30.3..0.70.40.10.1
landslides..0.10.10.20.1......0.10.1
flooding..............
forest fire..............
loss of vitality1.80.61.40.40.40.2......0.70.1
others0.20.20.70.3..0.30.3....0.20.1
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.

calculated by unit of reference: biogeographical region

© WSL, Swiss National Forest Inventory, 03.11.2014 #161388/147767

NFI4b

forest area: protection forest perimeter SilvaProtect · cause of salvage logging · biogeographical region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest
grid:
state 2009/13
biogeographical region
JuraPlateauNorthern AlpsWestern Central-AlpsEastern Central-AlpsSouthern AlpsSwitzerland
protection forest perimeter SilvaProtectcause of salvage logging1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
inside perimetern/a34.2924.711187.2369.2559.86117.83492.92
insects1.4501.4505.027..1.1580.7719.619
fungi....0.4100......0.4100
windthrow1.4500.7715.3261.4500.7710.41009.919
snow load1.1580.7711.1581.0581.4500.7716.024
avalanches..........0.7710.771
landslides..0.41000.771......1.158
flooding..............
forest fire..............
loss of vitality0.771..1.158......1.845
others......0.3100....0.3100
total38.9927.911200.7371.9462.95120.33522.62
outside of perimetern/a142.73185.73150.8428.61058.3636.39602.52
insects5.82518.0144.628..0.4100..28.811
fungi..2.835........2.835
windthrow5.02613.1161.8450.3100..0.77121.013
snow load0.41005.7251.8450.31001.4500.41009.919
avalanches......0.3100..0.41000.771
landslides..............
flooding..............
forest fire..............
loss of vitality2.9353.5310.4100......6.823
others0.41001.845........2.141
total157.13230.62159.3429.61060.1637.89674.52
totaln/a176.92210.52338.0297.73118.13154.121095.41
insects7.22219.4139.619..1.4500.77138.39
fungi..2.8350.4100......3.233
windthrow6.52313.8167.1221.7440.7711.15830.911
snow load1.4506.4232.8351.4502.8351.15815.915
avalanches......0.3100..1.1581.450
landslides..0.41000.771......1.158
flooding..............
forest fire..............
loss of vitality3.6313.5311.450......8.620
others0.41001.845..0.3100....2.538
total196.01258.61360.01101.53123.02158.021197.21

calculated by unit of reference: biogeographical region

© WSL, Swiss National Forest Inventory, 03.11.2014 #161389/147768

NFI4b

forest area: protection forest perimeter SilvaProtect · cause of salvage logging · canton
unit: %
unit of evaluation: accessible forest excluding shrub forest
grid:
state 2009/13
protection forest perimeter SilvaProtect
inside perimeteroutside of perimetertotal
cantoncause of salvage logging %± %± %±
AGn/a66.727.376.53.976.23.9
insects33.327.36.72.37.42.4
fungi..2.51.42.51.4
windthrow..7.62.47.42.4
snow load..2.51.42.51.4
avalanches......
landslides......
flooding......
forest fire......
loss of vitality..1.71.21.61.2
others..2.51.42.51.4
total100.0.100.0.100.0.
AIn/a100.0.83.915.293.86.1
insects......
fungi......
windthrow......
snow load......
avalanches......
landslides......
flooding......
forest fire......
loss of vitality..16.115.26.26.1
others......
total100.0.100.0.100.0.
ARn/a80.012.9100.0.92.35.3
insects10.09.7..3.83.8
fungi......
windthrow......
snow load10.09.7..3.83.8
avalanches......
landslides......
flooding......
forest fire......
loss of vitality......
others......
total100.0.100.0.100.0.
BEn/a91.61.885.02.187.91.4
insects3.51.28.61.76.31.1
fungi..0.70.50.40.3
windthrow3.51.23.91.23.80.8
snow load0.40.40.70.50.60.3
avalanches......
landslides......
flooding......
forest fire......
loss of vitality0.90.61.10.61.00.4
others......
total100.0.100.0.100.0.
BL/BSn/a54.515.184.95.778.45.8
insects9.18.72.52.53.92.8
fungi......
windthrow9.18.75.03.55.93.3
snow load18.211.72.52.55.93.3
avalanches......
landslides......
flooding......
forest fire......
loss of vitality9.18.75.03.55.93.3
others......
total100.0.100.0.100.0.
FRn/a93.63.688.43.990.52.7
insects2.12.14.42.53.51.7
fungi......
windthrow4.33.02.92.03.51.7
snow load......
avalanches......
landslides......
flooding......
forest fire......
loss of vitality..1.51.40.90.9
others..2.92.01.71.2
total100.0.100.0.100.0.
GEn/a..100.0.100.0.
insects......
fungi......
windthrow......
snow load......
avalanches......
landslides......
flooding......
forest fire......
loss of vitality......
others......
total..100.0.100.0.
GLn/a100.0.94.75.297.92.1
insects..5.35.22.12.1
fungi......
windthrow......
snow load......
avalanches......
landslides......
flooding......
forest fire......
loss of vitality......
others......
total100.0.100.0.100.0.
GRn/a96.51.196.91.296.70.8
insects1.40.70.40.41.00.4
fungi......
windthrow0.70.5..0.40.3
snow load1.40.72.31.01.80.6
avalanches..0.40.40.20.2
landslides......
flooding......
forest fire......
loss of vitality......
others......
total100.0.100.0.100.0.
JUn/a96.72.894.82.995.42.2
insects3.33.31.71.72.31.6
fungi......
windthrow..1.71.71.11.1
snow load......
avalanches......
landslides......
flooding......
forest fire......
loss of vitality..1.71.71.11.1
others......
total100.0.100.0.100.0.
LUn/a90.96.287.93.188.42.8
insects4.54.510.22.99.22.6
fungi......
windthrow..0.90.90.80.8
snow load..0.90.90.80.8
avalanches......
landslides4.54.5..0.80.8
flooding......
forest fire......
loss of vitality......
others......
total100.0.100.0.100.0.
NEn/a92.96.789.23.689.83.3
insects7.16.96.82.96.82.7
fungi......
windthrow..2.71.92.31.6
snow load......
avalanches......
landslides......
flooding......
forest fire......
loss of vitality..1.41.41.11.1
others......
total100.0.100.0.100.0.
NWn/a100.0.100.0.100.0.
insects......
fungi......
windthrow......
snow load......
avalanches......
landslides......
flooding......
forest fire......
loss of vitality......
others......
total100.0.100.0.100.0.
OWn/a89.25.992.55.190.83.9
insects3.63.6..1.81.8
fungi......
windthrow7.24.93.73.75.53.1
snow load..3.73.71.81.8
avalanches......
landslides......
flooding......
forest fire......
loss of vitality......
others......
total100.0.100.0.100.0.
SGn/a93.32.694.12.993.71.9
insects3.31.9..1.91.1
fungi......
windthrow..2.92.11.30.9
snow load2.21.62.92.12.51.3
avalanches......
landslides1.11.1..0.60.6
flooding......
forest fire......
loss of vitality......
others......
total100.0.100.0.100.0.
SHn/a100.0.79.47.080.66.7
insects..5.94.15.63.9
fungi..2.92.92.82.8
windthrow..11.85.611.15.3
snow load......
avalanches......
landslides......
flooding......
forest fire......
loss of vitality......
others......
total100.0.100.0.100.0.
SOn/a83.315.388.63.688.23.5
insects..1.31.31.21.2
fungi......
windthrow..6.32.85.92.6
snow load..2.51.82.41.7
avalanches......
landslides......
flooding......
forest fire......
loss of vitality16.715.31.31.32.41.7
others......
total100.0.100.0.100.0.
SZn/a86.45.294.63.790.13.3
insects4.53.22.72.73.72.1
fungi......
windthrow4.53.22.72.73.72.1
snow load2.32.3..1.21.2
avalanches......
landslides2.32.3..1.21.2
flooding......
forest fire......
loss of vitality......
others......
total100.0.100.0.100.0.
TGn/a100.0.74.45.677.94.9
insects..12.84.211.03.7
fungi......
windthrow..6.43.15.52.7
snow load..4.82.74.12.4
avalanches......
landslides......
flooding......
forest fire......
loss of vitality..1.61.61.41.4
others......
total100.0.100.0.100.0.
TIn/a97.41.097.51.897.40.9
insects0.80.5..0.60.4
fungi......
windthrow0.40.42.51.80.90.5
snow load0.80.5..0.60.4
avalanches0.80.5..0.60.4
landslides......
flooding......
forest fire......
loss of vitality......
others......
total100.0.100.0.100.0.
URn/a93.64.4100.0.96.52.5
insects......
fungi......
windthrow3.23.2..1.81.8
snow load......
avalanches......
landslides......
flooding......
forest fire......
loss of vitality3.23.2..1.81.8
others......
total100.0.100.0.100.0.
VDn/a96.62.490.32.191.71.7
insects..3.91.33.01.1
fungi......
windthrow3.42.42.91.23.01.0
snow load..0.50.50.40.4
avalanches......
landslides......
flooding......
forest fire......
loss of vitality..2.41.11.90.8
others......
total100.0.100.0.100.0.
VSn/a96.61.297.01.796.71.0
insects......
fungi......
windthrow1.70.91.01.01.50.7
snow load1.30.71.01.01.20.6
avalanches..1.01.00.30.3
landslides......
flooding......
forest fire......
loss of vitality......
others0.40.4..0.30.3
total100.0.100.0.100.0.
ZGn/a55.617.065.520.259.513.1
insects......
fungi......
windthrow33.316.2..20.310.8
snow load11.110.834.520.220.310.8
avalanches......
landslides......
flooding......
forest fire......
loss of vitality......
others......
total100.0.100.0.100.0.
ZHn/a75.021.786.72.886.42.8
insects..4.21.74.11.6
fungi25.021.71.41.02.01.2
windthrow..3.51.53.41.5
snow load..2.81.42.71.3
avalanches......
landslides......
flooding......
forest fire......
loss of vitality..0.70.70.70.7
others..0.70.70.70.7
total100.0.100.0.100.0.
Switzerlandn/a94.20.689.30.791.40.5
insects1.80.34.20.53.10.3
fungi0.10.10.40.20.30.1
windthrow1.90.43.20.42.60.3
snow load1.20.31.50.31.40.2
avalanches0.10.10.10.10.10.1
landslides0.20.1..0.10.1
flooding......
forest fire......
loss of vitality0.30.21.00.20.70.1
others0.10.10.30.10.20.1
total100.0.100.0.100.0.

calculated by unit of reference: canton

© WSL, Swiss National Forest Inventory, 03.11.2014 #161390/147769

NFI4b

forest area: protection forest perimeter SilvaProtect · cause of salvage logging · canton
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest
grid:
state 2009/13
protection forest perimeter SilvaProtect
inside perimeteroutside of perimetertotal
cantoncause of salvage logging1000 ha± %1000 ha± %1000 ha± %
AGn/a0.87036.6637.46
insects0.41003.2343.632
fungi..1.2571.257
windthrow..3.6323.632
snow load..1.2571.257
avalanches......
landslides......
flooding......
forest fire......
loss of vitality..0.8700.870
others..1.2571.257
total1.25747.9349.12
AIn/a3.2211.7424.914
insects......
fungi......
windthrow......
snow load......
avalanches......
landslides......
flooding......
forest fire......
loss of vitality..0.31000.3100
others......
total3.2212.0375.212
ARn/a2.6305.2177.79
insects0.3100..0.3100
fungi......
windthrow......
snow load0.3100..0.3100
avalanches......
landslides......
flooding......
forest fire......
loss of vitality......
others......
total3.2255.2178.46
BEn/a70.9681.45152.23
insects2.7358.22010.917
fungi..0.7710.771
windthrow2.7353.8306.523
snow load0.31000.7711.058
avalanches......
landslides......
flooding......
forest fire......
loss of vitality0.7711.0581.745
others......
total77.4595.74173.12
BL/BSn/a2.43913.81116.29
insects0.41000.41000.870
fungi......
windthrow0.41000.8701.257
snow load0.8700.41001.257
avalanches......
landslides......
flooding......
forest fire......
loss of vitality0.41000.8701.257
others......
total4.52716.2920.75
FRn/a16.41222.71039.24
insects0.41001.1571.549
fungi......
windthrow0.7700.7701.549
snow load......
avalanches......
landslides......
flooding......
forest fire......
loss of vitality..0.41000.4100
others..0.7700.770
total17.61225.7843.33
GEn/a..3.1203.120
insects......
fungi......
windthrow......
snow load......
avalanches......
landslides......
flooding......
forest fire......
loss of vitality......
others......
total..3.1203.120
GLn/a10.7146.92017.68
insects..0.41000.4100
fungi......
windthrow......
snow load......
avalanches......
landslides......
flooding......
forest fire......
loss of vitality......
others......
total10.7147.22018.07
GRn/a97.4475.66173.02
insects1.4500.31001.745
fungi......
windthrow0.771..0.771
snow load1.4501.8453.233
avalanches..0.31000.3100
landslides......
flooding......
forest fire......
loss of vitality......
others......
total100.9478.06179.02
JUn/a11.31521.4932.74
insects0.41000.41000.870
fungi......
windthrow..0.41000.4100
snow load......
avalanches......
landslides......
flooding......
forest fire......
loss of vitality..0.41000.4100
others......
total11.71522.5834.23
LUn/a6.32129.7636.05
insects0.31003.5293.828
fungi......
windthrow..0.31000.3100
snow load..0.31000.3100
avalanches......
landslides0.3100..0.3100
flooding......
forest fire......
loss of vitality......
others......
total6.92033.8540.73
NEn/a4.22621.1825.36
insects0.31001.6441.940
fungi......
windthrow..0.6700.670
snow load......
avalanches......
landslides......
flooding......
forest fire......
loss of vitality..0.31000.3100
others......
total4.52523.7728.24
NWn/a3.1294.6207.78
insects......
fungi......
windthrow......
snow load......
avalanches......
landslides......
flooding......
forest fire......
loss of vitality......
others......
total3.1294.6207.78
OWn/a9.3169.21618.57
insects0.4100..0.4100
fungi......
windthrow0.7700.41001.157
snow load..0.41000.4100
avalanches......
landslides......
flooding......
forest fire......
loss of vitality......
others......
total10.41410.01520.45
SGn/a30.4823.11053.54
insects1.157..1.157
fungi......
windthrow..0.7700.770
snow load0.7700.7701.450
avalanches......
landslides0.4100..0.4100
flooding......
forest fire......
loss of vitality......
others......
total32.5824.61057.14
SHn/a0.7709.61010.39
insects..0.7700.770
fungi..0.41000.4100
windthrow..1.4481.448
snow load......
avalanches......
landslides......
flooding......
forest fire......
loss of vitality......
others......
total0.77012.1512.83
SOn/a1.94426.5628.45
insects..0.41000.4100
fungi......
windthrow..1.9441.944
snow load..0.8700.870
avalanches......
landslides......
flooding......
forest fire......
loss of vitality0.41000.41000.870
others......
total2.34029.9532.23
SZn/a13.81212.71426.56
insects0.7700.41001.157
fungi......
windthrow0.7700.41001.157
snow load0.4100..0.4100
avalanches......
landslides0.4100..0.4100
flooding......
forest fire......
loss of vitality......
others......
total15.91113.41329.34
TGn/a3.03013.91016.98
insects..2.4342.434
fungi......
windthrow..1.2491.249
snow load..0.9570.957
avalanches......
landslides......
flooding......
forest fire......
loss of vitality..0.31000.3100
others......
total3.03018.7621.74
TIn/a92.7427.710120.43
insects0.771..0.771
fungi......
windthrow0.41000.7711.158
snow load0.771..0.771
avalanches0.771..0.771
landslides......
flooding......
forest fire......
loss of vitality......
others......
total95.2428.410123.62
URn/a9.6158.41818.19
insects......
fungi......
windthrow0.3100..0.3100
snow load......
avalanches......
landslides......
flooding......
forest fire......
loss of vitality0.3100..0.3100
others......
total10.3148.41818.78
VDn/a20.91271.1592.03
insects..3.0353.035
fungi......
windthrow0.7712.3403.035
snow load..0.41000.4100
avalanches......
landslides......
flooding......
forest fire......
loss of vitality..1.9441.944
others......
total21.61278.74100.32
VSn/a77.2433.59110.73
insects......
fungi......
windthrow1.4500.31001.744
snow load1.0580.31001.450
avalanches..0.31000.3100
landslides......
flooding......
forest fire......
loss of vitality......
others0.3100..0.3100
total79.9434.59114.43
ZGn/a2.1371.6473.824
insects......
fungi......
windthrow1.353..1.353
snow load0.41000.9681.353
avalanches......
landslides......
flooding......
forest fire......
loss of vitality......
others......
total3.9212.5356.37
ZHn/a1.15743.7444.84
insects..2.1402.140
fungi0.41000.7701.157
windthrow..1.8441.844
snow load..1.4491.449
avalanches......
landslides......
flooding......
forest fire......
loss of vitality..0.41000.4100
others..0.41000.4100
total1.44950.4351.82
Switzerlandn/a492.02604.921096.81
insects9.61928.11137.79
fungi0.41003.0353.333
windthrow10.11921.41331.511
snow load6.12410.11916.315
avalanches0.7710.7711.450
landslides1.058..1.058
flooding......
forest fire......
loss of vitality1.8457.0238.820
others0.31002.3412.738
total522.12677.421199.51

calculated by unit of reference: canton

© WSL, Swiss National Forest Inventory, 03.11.2014 #161391/147770

NFI4b

forest area: protection forest perimeter SilvaProtect · cause of salvage logging · production region
unit: %
unit of evaluation: accessible forest excluding shrub forest
grid:
state 2009/13
production region
JuraPlateauPre-AlpsAlpsSouthern AlpsSwitzerland
protection forest perimeter SilvaProtectcause of salvage logging %± %± %± %± %± %±
inside perimetern/a86.73.392.13.891.81.595.10.897.90.894.30.6
insects4.82.12.01.93.51.01.20.40.60.41.80.4
fungi....0.30.3....0.10.1
windthrow3.81.92.02.02.50.92.10.50.30.31.90.4
snow load2.91.6..1.30.61.20.40.60.41.20.3
avalanches........0.60.40.10.1
landslides..3.92.70.30.3....0.20.1
flooding............
forest fire............
loss of vitality1.91.3..0.30.30.30.2..0.30.2
others......0.10.1..0.10.1
total100.0.100.0.100.0.100.0.100.0.100.0.
outside of perimetern/a89.11.581.61.692.91.596.10.996.11.989.30.7
insects3.80.97.71.14.41.20.90.4..4.30.5
fungi0.40.31.00.4......0.40.1
windthrow4.20.95.10.90.70.51.10.52.01.43.10.4
snow load0.20.22.50.61.70.71.40.61.01.01.50.3
avalanches......0.20.21.01.00.10.1
landslides............
flooding............
forest fire............
loss of vitality2.00.71.30.50.30.30.20.2..1.00.2
others0.20.20.80.4......0.30.1
total100.0.100.0.100.0.100.0.100.0.100.0.
totaln/a88.61.382.41.592.41.195.50.697.50.891.50.5
insects4.00.87.31.03.90.81.10.30.50.33.20.3
fungi0.40.30.90.40.20.2....0.30.1
windthrow4.10.84.90.81.60.51.70.40.70.42.60.3
snow load0.70.42.30.61.50.51.30.30.70.41.30.2
avalanches......0.10.10.70.40.10.1
landslides..0.30.20.20.2....0.10.1
flooding............
forest fire............
loss of vitality2.00.61.20.40.30.20.30.2..0.70.1
others0.20.20.80.3..0.10.1..0.20.1
total100.0.100.0.100.0.100.0.100.0.100.0.

calculated by unit of reference: production region

© WSL, Swiss National Forest Inventory, 03.11.2014 #161392/147771

NFI4b

forest area: protection forest perimeter SilvaProtect · cause of salvage logging · production region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest
grid:
state 2009/13
production region
JuraPlateauPre-AlpsAlpsSouthern AlpsSwitzerland
protection forest perimeter SilvaProtectcause of salvage logging1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
inside perimetern/a33.21016.514104.94221.53115.13491.22
insects1.8450.41004.0302.8350.7719.619
fungi....0.4100....0.4100
windthrow1.5500.41002.9354.8270.41009.919
snow load1.158..1.4502.8350.7716.024
avalanches........0.7710.771
landslides..0.7710.4100....1.158
flooding............
forest fire............
loss of vitality0.771..0.41000.771..1.845
others......0.3100..0.3100
total38.3917.914114.34233.03117.53521.02
outside of perimetern/a146.43174.0399.85147.6434.89602.62
insects6.22416.5144.7271.450..28.811
fungi0.7712.141......2.835
windthrow6.92310.9180.7711.7450.77121.013
snow load0.41005.3261.8452.1410.41009.919
avalanches......0.31000.41000.771
landslides............
flooding............
forest fire............
loss of vitality3.3332.8350.41000.4100..6.823
others0.41001.845......2.141
total164.23213.42107.45153.5436.29674.82
totaln/a179.62190.62204.72369.22149.921093.81
insects8.02116.9148.7204.1290.77138.49
fungi0.7712.1410.4100....3.233
windthrow8.42011.3173.6316.6231.15830.911
snow load1.5505.3263.2334.9271.15815.915
avalanches......0.31001.1581.450
landslides..0.7710.4100....1.158
flooding............
forest fire............
loss of vitality4.0302.8350.7711.158..8.620
others0.41001.845..0.3100..2.538
total202.61231.31221.62386.51153.821195.81

calculated by unit of reference: production region

© WSL, Swiss National Forest Inventory, 03.11.2014 #161393/147772

NFI4b

forest area: protection forest perimeter SilvaProtect · cause of salvage logging · protection forest region
unit: %
unit of evaluation: accessible forest excluding shrub forest
grid:
state 2009/13
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern AlpsSwitzerland
protection forest perimeter SilvaProtectcause of salvage logging %± %± %± %± %± %± %±
inside perimetern/a88.52.693.31.491.01.996.61.295.51.497.90.894.30.6
insects3.81.52.90.92.71.1..1.80.90.60.41.80.3
fungi....0.40.4......0.10.1
windthrow3.21.43.21.02.71.11.70.90.90.60.30.31.90.4
snow load1.91.1..2.21.01.30.71.80.90.60.41.10.3
avalanches..........0.60.40.10.1
landslides1.30.9..0.40.4......0.20.1
flooding..............
forest fire..............
loss of vitality1.30.90.60.50.40.4......0.30.2
others......0.40.4....0.10.1
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
outside of perimetern/a84.81.192.51.694.21.897.01.797.51.196.11.989.30.7
insects6.10.74.91.31.71.0..0.50.5..4.30.5
fungi0.80.3..........0.40.1
windthrow4.70.71.50.71.20.81.01.0..2.01.43.10.4
snow load1.50.40.70.52.31.11.01.02.01.01.01.01.50.3
avalanches......1.01.0..1.01.00.10.1
landslides..............
flooding..............
forest fire..............
loss of vitality1.60.40.40.40.60.6......1.00.2
others0.60.2..........0.30.1
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
totaln/a85.21.092.91.192.41.396.71.096.40.997.50.891.50.5
insects5.80.73.80.82.30.8..1.20.50.50.33.20.3
fungi0.70.2..0.30.3......0.30.1
windthrow4.50.62.40.62.00.71.50.70.50.30.70.42.60.3
snow load1.60.40.30.22.30.81.20.61.90.70.70.41.30.2
avalanches......0.30.3..0.70.40.10.1
landslides0.20.1..0.30.3......0.10.1
flooding..............
forest fire..............
loss of vitality1.60.40.50.30.50.4......0.70.1
others0.50.2....0.30.3....0.20.1
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.

calculated by unit of reference: protection forest region

© WSL, Swiss National Forest Inventory, 03.11.2014 #161394/147773

NFI4b

forest area: protection forest perimeter SilvaProtect · cause of salvage logging · protection forest region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest
grid:
state 2009/13
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern AlpsSwitzerland
protection forest perimeter SilvaProtectcause of salvage logging1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
inside perimetern/a49.48105.3469.9577.2474.95115.13491.72
insects2.1413.2332.141..1.4500.7719.619
fungi....0.3100......0.3100
windthrow1.8453.6312.1411.4500.7710.41009.919
snow load1.158..1.7441.0581.4500.7716.024
avalanches..........0.7710.771
landslides0.771..0.3100......1.158
flooding..............
forest fire..............
loss of vitality0.7710.7710.3100......1.845
others......0.3100....0.3100
total55.88112.9476.8579.9478.45117.53521.42
outside of perimetern/a320.6289.1556.2733.5968.7634.89602.82
insects22.9124.7271.058..0.4100..29.011
fungi2.935..........2.935
windthrow17.9141.4500.7710.3100..0.77121.113
snow load5.7250.7711.4500.31001.4500.41009.919
avalanches......0.3100..0.41000.771
landslides..............
flooding..............
forest fire..............
loss of vitality6.1240.41000.3100......6.823
others2.141..........2.141
total378.2196.3559.7634.5970.4636.29675.32
totaln/a369.92194.42126.13110.73143.62149.921094.51
insects25.0127.9213.133..1.8450.77138.59
fungi2.935..0.3100......3.233
windthrow19.7135.0262.8351.7440.7711.15831.011
snow load6.8230.7713.1331.4502.8351.15815.915
avalanches......0.3100..1.1581.450
landslides0.771..0.3100......1.158
flooding..............
forest fire..............
loss of vitality6.8231.1580.771......8.620
others2.141....0.3100....2.538
total434.01209.22136.52114.43148.92153.821196.71

calculated by unit of reference: protection forest region

© WSL, Swiss National Forest Inventory, 03.11.2014 #161395/147774

NFI4b

forest area: protection forest perimeter SilvaProtect · cause of salvage logging · economic region
unit: %
unit of evaluation: accessible forest excluding shrub forest
grid:
state 2009/13
protection forest perimeter SilvaProtect
inside perimeteroutside of perimetertotal
economic regioncause of salvage logging %± %± %±
Western Juran/a91.23.091.21.591.21.4
insects3.31.94.41.14.11.0
fungi......
windthrow3.31.92.60.92.80.8
snow load1.11.1..0.20.2
avalanches......
landslides......
flooding......
forest fire......
loss of vitality1.11.11.80.71.60.6
others......
total100.0.100.0.100.0.
Eastern Juran/a57.113.282.43.779.53.7
insects14.39.41.91.33.31.6
fungi..1.91.31.61.2
windthrow7.16.99.32.89.02.6
snow load14.39.40.90.92.51.4
avalanches......
landslides......
flooding......
forest fire......
loss of vitality7.16.92.81.63.31.6
others..0.90.90.80.8
total100.0.100.0.100.0.
Western Plateaun/a92.87.084.03.684.93.3
insects..6.62.45.92.2
fungi......
windthrow7.27.03.81.94.11.8
snow load..0.90.90.80.8
avalanches......
landslides......
flooding......
forest fire......
loss of vitality..2.81.62.51.5
others..1.91.31.71.2
total100.0.100.0.100.0.
Central Plateaun/a90.96.181.12.882.12.6
insects4.54.59.52.19.01.9
fungi..1.00.70.90.6
windthrow..5.01.54.51.4
snow load..2.01.01.80.9
avalanches......
landslides4.54.5..0.40.4
flooding......
forest fire......
loss of vitality..1.50.91.30.8
others......
total100.0.100.0.100.0.
Eastern Plateaun/a94.15.681.02.381.72.2
insects..7.01.56.61.4
fungi..1.30.71.30.6
windthrow..5.71.35.41.3
snow load..3.31.03.21.0
avalanches......
landslides5.95.7..0.30.3
flooding......
forest fire......
loss of vitality..0.70.50.60.4
others..1.00.60.90.5
total100.0.100.0.100.0.
Western Pre-Alpsn/a94.42.798.02.095.91.8
insects1.41.4..0.80.8
fungi......
windthrow4.22.42.02.03.31.6
snow load......
avalanches......
landslides......
flooding......
forest fire......
loss of vitality......
others......
total100.0.100.0.100.0.
Central Pre-Alpsn/a93.92.191.32.392.51.6
insects3.81.77.32.15.71.4
fungi......
windthrow1.51.1..0.70.5
snow load..1.30.90.70.5
avalanches......
landslides......
flooding......
forest fire......
loss of vitality0.80.8..0.40.4
others......
total100.0.100.0.100.0.
Eastern Pre-Alpsn/a87.73.192.82.690.02.1
insects4.41.92.11.43.31.2
fungi0.90.9..0.50.5
windthrow2.61.51.01.01.90.9
snow load3.51.73.11.83.31.2
avalanches......
landslides0.90.9..0.50.5
flooding......
forest fire......
loss of vitality..1.01.00.50.5
others......
total100.0.100.0.100.0.
Northwestern Alpsn/a91.82.690.93.591.52.1
insects2.71.63.02.12.81.3
fungi......
windthrow4.52.04.52.64.51.6
snow load......
avalanches......
landslides......
flooding......
forest fire......
loss of vitality0.90.91.51.51.10.8
others......
total100.0.100.0.100.0.
Central Alpsn/a88.74.897.52.492.92.8
insects......
fungi......
windthrow6.83.82.52.44.72.3
snow load2.32.2..1.21.2
avalanches......
landslides......
flooding......
forest fire......
loss of vitality2.32.2..1.21.2
others......
total100.0.100.0.100.0.
Northeastern Alpsn/a98.41.693.94.296.91.8
insects1.61.63.03.02.11.5
fungi......
windthrow......
snow load..3.03.01.01.0
avalanches......
landslides......
flooding......
forest fire......
loss of vitality......
others......
total100.0.100.0.100.0.
Southwestern Alpsn/a96.61.297.01.796.71.0
insects......
fungi......
windthrow1.70.91.01.01.50.7
snow load1.30.71.01.01.20.6
avalanches..1.01.00.30.3
landslides......
flooding......
forest fire......
loss of vitality......
others0.40.4..0.30.3
total100.0.100.0.100.0.
Southeastern Alpsn/a95.51.497.51.196.40.9
insects1.80.90.50.51.20.5
fungi......
windthrow0.90.6..0.50.3
snow load1.80.92.01.01.90.7
avalanches......
landslides......
flooding......
forest fire......
loss of vitality......
others......
total100.0.100.0.100.0.
Southern Alpsn/a97.90.896.11.997.50.8
insects0.60.4..0.50.3
fungi......
windthrow0.30.32.01.40.70.4
snow load0.60.41.01.00.70.4
avalanches0.60.41.01.00.70.4
landslides......
flooding......
forest fire......
loss of vitality......
others......
total100.0.100.0.100.0.
Switzerlandn/a94.30.689.30.791.50.5
insects1.80.44.20.53.20.3
fungi0.10.10.40.10.30.1
windthrow1.90.43.10.42.60.3
snow load1.20.31.50.31.30.2
avalanches0.10.10.10.10.10.1
landslides0.20.1..0.10.0
flooding......
forest fire......
loss of vitality0.30.21.00.20.70.1
others0.10.10.30.10.20.1
total100.0.100.0.100.0.

calculated by unit of reference: economic region

© WSL, Swiss National Forest Inventory, 03.11.2014 #161396/147775

NFI4b

forest area: protection forest perimeter SilvaProtect · cause of salvage logging · economic region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest
grid:
state 2009/13
protection forest perimeter SilvaProtect
inside perimeteroutside of perimetertotal
economic regioncause of salvage logging1000 ha± %1000 ha± %1000 ha± %
Western Juran/a29.610111.54141.12
insects1.1585.3256.423
fungi......
windthrow1.1583.2334.329
snow load0.4100..0.4100
avalanches......
landslides......
flooding......
forest fire......
loss of vitality0.41002.1412.538
others......
total32.59122.23154.72
Eastern Juran/a3.23435.1638.35
insects0.8700.8701.649
fungi..0.8700.870
windthrow0.41004.0304.429
snow load0.8700.41001.257
avalanches......
landslides......
flooding......
forest fire......
loss of vitality0.41001.2571.649
others..0.41000.4100
total5.52542.7448.22
Western Plateaun/a4.52936.9641.45
insects..2.9372.937
fungi......
windthrow0.41001.6492.044
snow load..0.41000.4100
avalanches......
landslides......
flooding......
forest fire......
loss of vitality..1.2571.257
others..0.8700.870
total4.92843.9448.73
Central Plateaun/a6.22150.5556.74
insects0.31005.9226.221
fungi..0.6710.671
windthrow..3.1313.131
snow load..1.2501.250
avalanches......
landslides0.3100..0.3100
flooding......
forest fire......
loss of vitality..0.9570.957
others......
total6.82062.3369.12
Eastern Plateaun/a5.72486.9492.63
insects..7.5217.521
fungi..1.4501.450
windthrow..6.1246.124
snow load..3.6313.631
avalanches......
landslides0.4100..0.4100
flooding......
forest fire......
loss of vitality..0.7710.771
others..1.1581.158
total6.124107.32113.32
Western Pre-Alpsn/a25.2918.41243.64
insects0.4100..0.4100
fungi......
windthrow1.1570.41001.549
snow load......
avalanches......
landslides......
flooding......
forest fire......
loss of vitality......
others......
total26.6818.81245.54
Central Pre-Alpsn/a44.1749.1793.23
insects1.8443.9305.724
fungi......
windthrow0.771..0.771
snow load..0.7710.771
avalanches......
landslides......
flooding......
forest fire......
loss of vitality0.4100..0.4100
others......
total47.0753.86100.82
Eastern Pre-Alpsn/a35.7832.1967.84
insects1.8440.7712.537
fungi0.4100..0.4100
windthrow1.1570.41001.450
snow load1.4501.1572.537
avalanches......
landslides0.4100..0.4100
flooding......
forest fire......
loss of vitality..0.41000.4100
others......
total40.7734.6875.33
Northwestern Alpsn/a36.1721.51157.64
insects1.1570.7711.844
fungi......
windthrow1.8441.1572.935
snow load......
avalanches......
landslides......
flooding......
forest fire......
loss of vitality0.41000.41000.771
others......
total39.3723.61162.94
Central Alpsn/a13.51313.61427.17
insects......
fungi......
windthrow1.0570.31001.449
snow load0.3100..0.3100
avalanches......
landslides......
flooding......
forest fire......
loss of vitality0.3100..0.3100
others......
total15.21213.91429.17
Northeastern Alpsn/a22.2911.11633.35
insects0.41000.41000.770
fungi......
windthrow......
snow load..0.41000.4100
avalanches......
landslides......
flooding......
forest fire......
loss of vitality......
others......
total22.6911.81534.45
Southwestern Alpsn/a77.2433.59110.73
insects......
fungi......
windthrow1.4500.31001.744
snow load1.0580.31001.450
avalanches..0.31000.3100
landslides......
flooding......
forest fire......
loss of vitality......
others0.3100..0.3100
total79.9434.59114.43
Southeastern Alpsn/a74.9568.76143.62
insects1.4500.41001.845
fungi......
windthrow0.771..0.771
snow load1.4501.4502.835
avalanches......
landslides......
flooding......
forest fire......
loss of vitality......
others......
total78.4570.46148.92
Southern Alpsn/a115.1334.89149.92
insects0.771..0.771
fungi......
windthrow0.41000.7711.158
snow load0.7710.41001.158
avalanches0.7710.41001.158
landslides......
flooding......
forest fire......
loss of vitality......
others......
total117.5336.29153.82
Switzerlandn/a493.12603.721096.81
insects9.71928.51138.29
fungi0.41002.8353.233
windthrow10.01921.21331.211
snow load6.1249.91916.015
avalanches0.7710.7711.450
landslides1.058..1.058
flooding......
forest fire......
loss of vitality1.8456.9238.720
others0.31002.3412.638
total523.12676.121199.11

calculated by unit of reference: economic region

© WSL, Swiss National Forest Inventory, 03.11.2014 #161397/147776

NFI4b

forest area: processes in channels SilvaProtect, modelled and assigned · basal area (standing live trees) · biogeographical region
unit: %
unit of evaluation: accessible forest excluding shrub forest
grid:
state 2009/13
biogeographical region
JuraPlateauNorthern AlpsWestern Central-AlpsEastern Central-AlpsSouthern AlpsSwitzerland
processes in channels SilvaProtect, modelled and assignedbasal area (standing live trees) %± %± %± %± %± %± %±
inside perimeterto 19 m2/ha22.25.712.74.222.81.931.93.530.23.934.02.727.21.3
20-39 m2/ha50.06.849.26.337.62.140.73.637.44.141.02.840.01.4
40-59 m2/ha25.96.022.25.227.22.021.43.025.23.719.32.223.91.2
from 60 m2/ha1.91.815.94.612.31.56.01.87.22.25.81.39.00.8
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
outside perimeterto 19 m2/ha24.31.930.51.833.72.158.94.642.73.452.94.333.91.0
20-39 m2/ha48.02.342.51.928.02.021.93.932.43.233.44.137.71.0
40-59 m2/ha23.31.921.41.625.81.913.13.217.72.612.12.821.50.9
from 60 m2/ha4.50.95.50.912.51.56.22.37.21.81.51.16.90.5
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
totalto 19 m2/ha24.11.829.01.728.21.442.32.937.72.639.62.331.40.8
20-39 m2/ha48.22.143.11.832.81.533.42.734.42.538.72.338.50.8
40-59 m2/ha23.51.821.51.526.51.418.22.220.72.217.11.822.40.7
from 60 m2/ha4.20.96.40.912.41.06.11.47.21.44.51.07.70.5
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.

calculated by unit of reference: biogeographical region

© WSL, Swiss National Forest Inventory, 03.11.2014 #161398/147777

NFI4b

forest area: processes in channels SilvaProtect, modelled and assigned · basal area (standing live trees) · biogeographical region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest
grid:
state 2009/13
biogeographical region
JuraPlateauNorthern AlpsWestern Central-AlpsEastern Central-AlpsSouthern AlpsSwitzerland
processes in channels SilvaProtect, modelled and assignedbasal area (standing live trees)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
inside perimeterto 19 m2/ha4.3292.83541.4919.91214.81537.79121.05
20-39 m2/ha9.71911.01868.1725.31018.41345.58178.04
40-59 m2/ha5.0264.92649.3813.31512.41621.412106.45
from 60 m2/ha0.41003.53122.3123.8303.5316.42340.09
total19.51322.312181.2362.3549.17111.04445.42
outside perimeterto 19 m2/ha42.9872.2660.3723.11131.51024.911254.83
20-39 m2/ha84.75100.4550.188.61924.01115.715283.43
40-59 m2/ha41.1850.6846.185.12513.1165.725161.74
from 60 m2/ha7.92113.11622.4122.4385.3250.77151.98
total176.62236.32178.8439.2873.9547.08751.81
totalto 19 m2/ha47.2875.06101.7542.9746.4762.66375.83
20-39 m2/ha94.45111.44118.2533.9942.4861.26461.42
40-59 m2/ha46.1855.5795.4518.51325.51127.111268.13
from 60 m2/ha8.32016.61444.786.2238.9197.12291.86
total196.01258.61360.01101.53123.02158.021197.21

calculated by unit of reference: biogeographical region

© WSL, Swiss National Forest Inventory, 03.11.2014 #161399/147778

NFI4b

forest area: protection forest perimeter SilvaProtect · time of last treatment (classes of 10 years) · economic region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest
grid:
state 2009/13
protection forest perimeter SilvaProtect
inside perimeteroutside of perimetertotal
economic regiontime of last treatment (classes of 10 years)1000 ha± %1000 ha± %1000 ha± %
Western Juraless than 10 years ago15.31567.5682.85
11-20 years ago7.52127.91035.49
21-30 years ago2.93511.11713.915
31-40 years ago2.1416.8238.920
41-50 years ago0.7715.7256.523
over 50 years ago3.9303.2337.122
total32.59122.23154.72
Eastern Juraless than 10 years ago2.83723.7926.58
11-20 years ago1.25713.41514.614
21-30 years ago..2.4402.440
31-40 years ago0.41001.2571.649
41-50 years ago0.41000.7711.158
over 50 years ago0.8701.2572.044
total5.52542.7448.22
Western Plateauless than 10 years ago3.23528.0831.28
11-20 years ago0.8706.5247.422
21-30 years ago..4.4294.429
31-40 years ago..1.6491.649
41-50 years ago0.8701.2572.144
over 50 years ago..2.1442.144
total4.92843.9448.73
Central Plateauless than 10 years ago3.72850.0553.84
11-20 years ago1.5448.81810.416
21-30 years ago0.6711.5442.237
31-40 years ago0.6710.9571.544
41-50 years ago......
over 50 years ago0.31000.9571.250
total6.82062.3369.12
Eastern Plateauless than 10 years ago2.53785.1487.63
11-20 years ago1.45013.21614.715
21-30 years ago1.4505.7247.122
31-40 years ago..2.1412.141
41-50 years ago..0.41000.4100
over 50 years ago0.7710.7711.450
total6.124107.32113.32
Western Pre-Alpsless than 10 years ago10.0177.82017.812
11-20 years ago5.2264.82710.018
21-30 years ago2.2402.9355.126
31-40 years ago3.3321.5494.826
41-50 years ago1.9441.5493.332
over 50 years ago4.1290.41004.428
total26.6818.81245.54
Central Pre-Alpsless than 10 years ago23.31122.61145.97
11-20 years ago11.51714.31525.810
21-30 years ago5.0263.2338.320
31-40 years ago1.1584.7275.724
41-50 years ago1.4503.2334.727
over 50 years ago4.7275.72510.418
total47.0753.86100.82
Eastern Pre-Alpsless than 10 years ago18.21214.61532.88
11-20 years ago10.0188.91918.912
21-30 years ago2.9353.2336.123
31-40 years ago3.9302.1406.123
41-50 years ago2.5371.4503.929
over 50 years ago3.2334.3287.521
total40.7734.6875.33
Northwestern Alpsless than 10 years ago12.5157.52120.012
11-20 years ago6.8223.63110.417
21-30 years ago8.6192.93511.416
31-40 years ago2.5371.4503.930
41-50 years ago2.5372.1404.627
over 50 years ago6.4236.12312.516
total39.3723.61162.94
Central Alpsless than 10 years ago5.9233.5319.417
11-20 years ago3.1321.0574.127
21-30 years ago1.4502.5373.929
31-40 years ago1.7441.0572.734
41-50 years ago0.7701.1581.744
over 50 years ago2.4374.9267.320
total15.21213.91429.17
Northeastern Alpsless than 10 years ago6.8213.23210.017
11-20 years ago5.4242.1407.520
21-30 years ago3.9292.1406.123
31-40 years ago1.1570.7701.844
41-50 years ago0.7700.7701.449
over 50 years ago4.7262.9357.520
total22.6911.81534.45
Southwestern Alpsless than 10 years ago16.8137.92024.711
11-20 years ago12.0164.22916.214
21-30 years ago7.9202.83510.717
31-40 years ago4.5273.8308.320
41-50 years ago8.3203.13311.417
over 50 years ago30.5912.71643.27
total79.9434.59114.43
Southeastern Alpsless than 10 years ago17.31416.61433.89
11-20 years ago16.51411.61728.110
21-30 years ago12.71612.61625.311
31-40 years ago8.4208.02016.514
41-50 years ago5.3254.1299.419
over 50 years ago18.31317.51435.89
total78.4570.46148.92
Southern Alpsless than 10 years ago12.1173.23315.315
11-20 years ago8.1202.83511.017
21-30 years ago9.9184.22914.115
31-40 years ago7.1225.62512.616
41-50 years ago8.0201.8459.818
over 50 years ago72.3518.71391.05
total117.5336.29153.82
Switzerlandless than 10 years ago150.45341.22491.62
11-20 years ago91.16123.35214.44
21-30 years ago59.3761.67121.05
31-40 years ago36.81041.6978.37
41-50 years ago33.21027.21160.47
over 50 years ago152.3481.16233.53
total523.12676.121199.11

calculated by unit of reference: economic region

© WSL, Swiss National Forest Inventory, 03.11.2014 #161400/147779
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