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NFI4b

forest area: processes in channels SilvaProtect, modelled and assigned · main type of harvest · 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
processes in channels SilvaProtect, modelled and assignedmain type of harvest %± %± %± %± %± %± %±
inside perimeterskidder56.15.234.02.833.53.421.12.919.02.98.21.625.11.2
forwarder25.34.62.10.94.11.42.91.23.31.31.60.74.30.6
mobile tower yarder7.72.829.12.719.42.825.03.026.63.311.71.820.81.1
cable crane3.31.921.82.424.13.111.32.231.63.515.72.119.01.1
helicopter2.21.513.02.018.92.839.33.419.43.060.52.829.71.2
others5.52.4....0.50.5..2.30.91.00.3
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
outside perimeterskidder59.11.542.72.940.63.531.74.125.12.812.42.946.81.1
forwarder35.11.44.71.24.51.55.42.09.01.83.91.721.40.9
mobile tower yarder3.70.622.02.411.02.213.33.014.32.29.42.69.10.6
cable crane0.80.314.92.114.62.53.11.521.32.611.72.87.20.5
helicopter0.40.215.32.127.23.245.74.430.22.955.14.414.30.7
others0.90.30.30.32.01.00.80.8..7.62.31.20.2
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
totalskidder58.91.438.42.037.12.525.22.422.52.09.41.438.70.8
forwarder34.41.43.40.84.31.03.91.16.61.22.30.715.10.6
mobile tower yarder4.00.625.51.815.21.820.42.219.61.911.01.513.50.6
cable crane1.00.318.31.619.32.08.11.525.72.114.51.711.60.5
helicopter0.50.214.11.423.12.141.82.725.62.158.92.420.00.6
others1.20.30.20.21.00.50.60.4..3.90.91.20.2
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 #161449/147828

NFI4b

forest area: processes in channels SilvaProtect, modelled and assigned · main type of harvest · 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
processes in channels SilvaProtect, modelled and assignedmain type of harvest1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
inside perimeterskidder18.21435.0922.61214.71412.0178.919111.45
forwarder8.2212.2412.8352.1412.1411.84519.114
mobile tower yarder2.53829.91013.11517.51316.91412.71692.66
cable crane1.15822.41216.3147.92020.01217.01484.66
helicopter0.77113.31612.71627.51012.31665.56132.15
others1.845....0.3100..2.5384.628
total32.610102.8467.5670.0563.36108.34444.42
outside perimeterskidder237.2345.4828.01014.11521.5125.625351.93
forwarder141.045.0263.1332.4377.7211.845161.04
mobile tower yarder15.01523.4127.6215.92412.3164.32968.57
cable crane3.23315.91510.1181.45018.2135.32554.18
helicopter1.45016.21418.81320.31225.81125.011107.65
others3.6320.41001.4500.3100..3.5329.220
total401.41106.4569.0644.4785.6545.48752.21
totalskidder255.4380.4650.6728.81033.5914.515463.32
forwarder149.247.2225.9244.5279.8183.531180.14
mobile tower yarder17.51453.4720.71223.41129.11016.914161.14
cable crane4.32938.2926.3119.31938.3822.312138.75
helicopter2.24129.61031.51047.8738.1990.55239.73
others5.4260.41001.4500.771..5.92413.816
total434.01209.22136.52114.43148.92153.821196.71

calculated by unit of reference: protection forest region

© WSL, Swiss National Forest Inventory, 03.11.2014 #161450/147829

NFI4b

forest area: processes in channels SilvaProtect, modelled and assigned · main type of harvest · economic region
unit: %
unit of evaluation: accessible forest excluding shrub forest
grid:
state 2009/13
processes in channels SilvaProtect, modelled and assigned
inside perimeteroutside perimetertotal
economic regionmain type of harvest %± %± %±
Western Juraskidder54.97.066.42.465.12.3
forwarder19.65.625.72.225.02.1
mobile tower yarder9.84.25.01.15.51.1
cable crane3.92.71.30.61.60.6
helicopter3.92.70.50.40.90.5
others7.83.81.00.51.80.6
total100.0.100.0.100.0.
Eastern Juraskidder75.021.737.24.538.44.4
forwarder25.021.755.24.654.24.5
mobile tower yarder..5.12.04.92.0
cable crane......
helicopter......
others..2.51.52.51.4
total100.0.100.0.100.0.
Western Plateauskidder39.115.451.54.850.54.6
forwarder60.915.447.64.848.74.6
mobile tower yarder..0.90.90.80.8
cable crane......
helicopter......
others......
total100.0.100.0.100.0.
Central Plateauskidder66.713.661.53.461.83.3
forwarder25.012.535.23.334.63.2
mobile tower yarder..1.90.91.80.9
cable crane8.38.01.40.81.80.9
helicopter......
others......
total100.0.100.0.100.0.
Eastern Plateauskidder57.113.259.42.859.32.8
forwarder21.411.034.72.734.12.7
mobile tower yarder14.39.44.01.14.41.2
cable crane..0.30.30.30.3
helicopter..0.70.50.60.4
others7.16.91.00.61.30.6
total100.0.100.0.100.0.
Western Pre-Alpsskidder36.56.143.26.439.84.4
forwarder1.61.68.43.64.92.0
mobile tower yarder39.76.220.05.230.14.2
cable crane14.34.413.44.413.93.1
helicopter7.93.413.44.410.62.8
others..1.61.60.80.8
total100.0.100.0.100.0.
Central Pre-Alpsskidder42.14.448.44.045.53.0
forwarder3.21.65.21.84.31.2
mobile tower yarder20.63.620.63.320.62.4
cable crane23.83.813.62.818.22.3
helicopter10.32.712.32.611.41.9
others......
total100.0.100.0.100.0.
Eastern Pre-Alpsskidder45.55.054.54.850.23.4
forwarder6.92.58.22.67.61.8
mobile tower yarder21.84.17.32.514.22.4
cable crane12.93.39.12.710.92.1
helicopter12.93.318.23.715.62.5
others..2.71.61.40.8
total100.0.100.0.100.0.
Northwestern Alpsskidder21.94.231.35.226.23.3
forwarder1.01.01.21.21.10.8
mobile tower yarder33.34.826.24.930.13.5
cable crane24.04.418.74.421.63.1
helicopter19.84.122.54.721.03.1
others......
total100.0.100.0.100.0.
Central Alpsskidder7.94.424.56.416.84.1
forwarder2.62.5..1.21.2
mobile tower yarder30.67.415.45.422.44.5
cable crane28.37.313.35.120.34.4
helicopter30.67.444.47.438.15.3
others..2.42.31.31.3
total100.0.100.0.100.0.
Northeastern Alpsskidder29.66.221.46.426.04.5
forwarder......
mobile tower yarder7.43.616.75.811.53.3
cable crane42.66.830.97.237.55.0
helicopter20.45.531.07.225.04.4
others......
total100.0.100.0.100.0.
Southwestern Alpsskidder21.12.931.74.125.22.4
forwarder2.91.25.42.03.91.1
mobile tower yarder25.03.013.33.020.42.2
cable crane11.32.23.11.58.11.5
helicopter39.33.445.74.441.82.7
others0.50.50.80.80.60.4
total100.0.100.0.100.0.
Southeastern Alpsskidder19.02.925.12.822.52.0
forwarder3.31.39.01.86.61.2
mobile tower yarder26.63.314.32.219.61.9
cable crane31.63.521.32.625.72.1
helicopter19.43.030.22.925.62.1
others......
total100.0.100.0.100.0.
Southern Alpsskidder8.21.612.42.99.41.4
forwarder1.60.73.91.72.30.7
mobile tower yarder11.71.89.42.611.01.5
cable crane15.72.111.72.814.51.7
helicopter60.52.855.14.458.92.4
others2.30.97.62.33.90.9
total100.0.100.0.100.0.
Switzerlandskidder25.11.246.61.138.60.8
forwarder4.30.621.60.915.20.6
mobile tower yarder20.81.19.10.613.50.6
cable crane19.11.17.20.511.60.5
helicopter29.61.214.30.720.00.6
others1.00.31.20.21.20.2
total100.0.100.0.100.0.

calculated by unit of reference: economic region

© WSL, Swiss National Forest Inventory, 03.11.2014 #161451/147830

NFI4b

forest area: processes in channels SilvaProtect, modelled and assigned · main type of harvest · economic region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest
grid:
state 2009/13
processes in channels SilvaProtect, modelled and assigned
inside perimeteroutside perimetertotal
economic regionmain type of harvest1000 ha± %1000 ha± %1000 ha± %
Western Juraskidder10.01890.74100.74
forwarder3.63135.1938.69
mobile tower yarder1.8456.8228.620
cable crane0.7711.8452.538
helicopter0.7710.7711.450
others1.4501.4502.935
total18.213136.52154.72
Eastern Juraskidder1.25717.31218.512
forwarder0.410025.7926.18
mobile tower yarder..2.4402.440
cable crane......
helicopter......
others..1.2571.257
total1.64946.6348.22
Western Plateauskidder1.65023.01024.610
forwarder2.54021.31123.710
mobile tower yarder..0.41000.4100
cable crane......
helicopter......
others......
total4.13144.7448.73
Central Plateauskidder2.53540.2642.76
forwarder0.95723.01023.99
mobile tower yarder..1.2501.250
cable crane0.31000.9571.250
helicopter......
others......
total3.72865.4369.12
Eastern Plateauskidder2.93564.4567.25
forwarder1.15837.5838.68
mobile tower yarder0.7714.3285.026
cable crane..0.41000.4100
helicopter..0.7710.771
others0.41001.1581.450
total5.026108.32113.32
Western Pre-Alpsskidder8.5199.61818.112
forwarder0.41001.9442.240
mobile tower yarder9.3184.42813.714
cable crane3.3323.0346.323
helicopter1.9443.0344.826
others..0.41000.4100
total23.3922.11045.54
Central Pre-Alpsskidder19.01226.91045.97
forwarder1.4502.9354.328
mobile tower yarder9.31911.51720.812
cable crane10.8177.52118.313
helicopter4.7276.82211.517
others......
total45.2755.66100.82
Eastern Pre-Alpsskidder16.41321.41137.87
forwarder2.5373.2335.724
mobile tower yarder7.9202.93510.717
cable crane4.6273.6318.220
helicopter4.6277.12111.816
others..1.1581.158
total36.1839.3775.33
Northwestern Alpsskidder7.5219.01916.513
forwarder0.41000.41000.771
mobile tower yarder11.4167.52118.912
cable crane8.2205.42513.615
helicopter6.8226.42313.215
others......
total34.3728.7962.94
Central Alpsskidder1.1583.8294.926
forwarder0.3100..0.3100
mobile tower yarder4.1272.4376.521
cable crane3.8292.1405.923
helicopter4.1277.02111.115
others..0.41000.4100
total13.51315.71229.17
Northeastern Alpsskidder5.7233.2329.018
forwarder......
mobile tower yarder1.4492.5373.929
cable crane8.2194.72612.914
helicopter3.9294.7268.619
others......
total19.31015.01334.45
Southwestern Alpsskidder14.71414.11528.810
forwarder2.1412.4374.527
mobile tower yarder17.5135.92423.411
cable crane7.9201.4509.319
helicopter27.51020.31247.87
others0.31000.31000.771
total70.0544.47114.43
Southeastern Alpsskidder12.01721.51233.59
forwarder2.1417.7219.818
mobile tower yarder16.91412.31629.110
cable crane20.01218.21338.38
helicopter12.31625.81138.19
others......
total63.3685.65148.92
Southern Alpsskidder8.9195.62514.515
forwarder1.8451.8453.531
mobile tower yarder12.7164.32916.914
cable crane17.0145.32522.312
helicopter65.5625.01190.55
others2.5383.5325.924
total108.3445.48153.82
Switzerlandskidder111.95350.73462.72
forwarder19.414162.84182.24
mobile tower yarder93.0668.77161.64
cable crane85.0654.28139.25
helicopter132.05107.65239.63
others4.6289.32013.916
total445.82753.311199.11

calculated by unit of reference: economic region

© WSL, Swiss National Forest Inventory, 03.11.2014 #161452/147831

NFI4b

forest area: processes in channels SilvaProtect, modelled and assigned · time of last treatment (classes of 10 years) · 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 assignedtime of last treatment (classes of 10 years) %± %± %± %± %± %± %±
inside perimeterless than 10 years ago46.36.857.26.235.82.122.03.123.03.610.01.727.61.2
11-20 years ago20.45.525.45.522.41.814.82.620.13.46.71.417.21.1
21-30 years ago3.72.611.14.013.41.59.92.214.43.08.91.611.40.9
31-40 years ago9.33.93.22.27.71.25.51.710.12.65.51.36.90.7
41-50 years ago3.72.61.61.66.11.18.32.06.52.17.61.56.50.7
over 50 years ago16.75.11.61.614.71.639.63.625.93.761.32.830.51.2
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
outside perimeterless than 10 years ago52.42.377.81.634.82.119.33.723.02.910.62.749.01.0
11-20 years ago24.71.913.21.322.91.912.33.116.32.58.42.418.10.8
21-30 years ago10.01.44.30.811.61.47.92.518.02.710.52.79.30.6
31-40 years ago5.71.01.80.58.21.28.82.711.02.214.83.16.30.5
41-50 years ago3.50.81.00.47.21.210.62.95.21.53.81.74.20.4
over 50 years ago3.70.81.80.515.31.641.14.626.53.052.04.313.10.7
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
totalless than 10 years ago51.82.176.11.635.31.520.92.423.02.310.21.441.00.8
11-20 years ago24.31.814.21.322.61.313.82.017.82.07.21.217.80.7
21-30 years ago9.41.34.90.812.51.09.11.716.62.09.41.410.10.5
31-40 years ago6.11.01.90.57.90.96.81.510.61.78.21.36.50.4
41-50 years ago3.50.81.10.46.70.89.21.75.71.26.51.25.00.4
over 50 years ago5.00.91.80.515.01.140.12.926.32.458.52.319.50.6
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 #161453/147832

NFI4b

forest area: processes in channels SilvaProtect, modelled and assigned · time of last treatment (classes of 10 years) · 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 assignedtime of last treatment (classes of 10 years)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
inside perimeterless than 10 years ago9.02012.71664.9713.71511.31711.117122.75
11-20 years ago4.0305.72540.599.2189.9187.52176.77
21-30 years ago0.7712.53824.3126.2237.1229.91850.68
31-40 years ago1.8450.77113.9163.4314.9266.12430.811
41-50 years ago0.7710.410011.0185.2253.2338.42028.811
over 50 years ago3.2330.410026.61124.61112.71668.16135.64
total19.51322.312181.2362.3549.17111.04445.42
outside perimeterless than 10 years ago92.65183.9362.377.52117.0145.026368.32
11-20 years ago43.6831.11040.994.82612.0163.930136.45
21-30 years ago17.71410.31820.8133.13313.3165.02770.17
31-40 years ago10.1184.32914.6153.5318.1206.92247.48
41-50 years ago6.1242.53813.0164.2293.9301.84531.411
over 50 years ago6.5234.32927.31116.11419.61324.41198.26
total176.62236.32178.8439.2873.9547.08751.81
totalless than 10 years ago101.64196.62127.2421.21228.31016.114491.02
11-20 years ago47.6836.8981.4614.01521.91211.417213.14
21-30 years ago18.41312.71645.099.31920.41214.915120.75
31-40 years ago11.9175.02728.5116.92213.01613.01678.37
41-50 years ago6.9232.83523.9129.3197.02210.21860.27
over 50 years ago9.7194.62853.9840.7832.3992.55233.83
total196.01258.61360.01101.53123.02158.021197.21

calculated by unit of reference: biogeographical region

© WSL, Swiss National Forest Inventory, 03.11.2014 #161454/147833

NFI4b

forest area: processes in channels SilvaProtect, modelled and assigned · time of last treatment (classes of 10 years) · canton
unit: %
unit of evaluation: accessible forest excluding shrub forest
grid:
state 2009/13
processes in channels SilvaProtect, modelled and assigned
inside perimeteroutside perimetertotal
cantontime of last treatment (classes of 10 years) %± %± %±
AGless than 10 years ago..82.83.382.83.3
11-20 years ago..11.52.911.52.9
21-30 years ago..1.61.21.61.2
31-40 years ago......
41-50 years ago..2.51.42.51.4
over 50 years ago..1.61.21.61.2
total..100.0.100.0.
AIless than 10 years ago22.214.213.913.218.59.9
11-20 years ago44.416.941.618.943.212.6
21-30 years ago11.110.8..6.26.1
31-40 years ago..13.913.26.26.1
41-50 years ago11.110.813.913.212.38.4
over 50 years ago11.110.816.814.813.78.9
total100.0.100.0.100.0.
ARless than 10 years ago42.919.026.110.230.69.2
11-20 years ago28.617.442.511.538.89.7
21-30 years ago28.617.415.78.519.17.8
31-40 years ago..10.57.17.75.3
41-50 years ago......
over 50 years ago..5.25.23.83.8
total100.0.100.0.100.0.
BEless than 10 years ago42.33.657.22.851.82.2
11-20 years ago19.12.917.82.118.31.7
21-30 years ago16.32.78.21.511.11.4
31-40 years ago6.01.75.31.35.51.0
41-50 years ago5.41.73.41.04.10.9
over 50 years ago10.92.38.11.59.11.3
total100.0.100.0.100.0.
BL/BSless than 10 years ago20.018.054.67.451.27.0
11-20 years ago60.022.128.46.731.56.5
21-30 years ago..8.74.27.93.8
31-40 years ago20.018.02.22.23.92.8
41-50 years ago..1.81.81.61.6
over 50 years ago..4.43.03.92.8
total100.0.100.0.100.0.
FRless than 10 years ago47.77.661.25.856.14.6
11-20 years ago15.95.522.14.919.83.7
21-30 years ago..6.93.04.31.9
31-40 years ago15.95.52.81.97.82.5
41-50 years ago6.83.82.81.94.31.9
over 50 years ago13.75.24.22.47.82.5
total100.0.100.0.100.0.
GEless than 10 years ago..59.119.559.119.5
11-20 years ago......
21-30 years ago..40.919.640.919.6
31-40 years ago......
41-50 years ago......
over 50 years ago......
total..100.0.100.0.
GLless than 10 years ago28.710.030.69.129.86.7
11-20 years ago19.18.723.28.421.46.0
21-30 years ago19.18.719.47.819.35.8
31-40 years ago4.84.77.75.36.43.6
41-50 years ago4.84.77.75.36.43.6
over 50 years ago23.59.311.36.216.75.4
total100.0.100.0.100.0.
GRless than 10 years ago19.32.622.02.520.71.8
11-20 years ago18.02.515.42.216.61.6
21-30 years ago14.62.317.52.316.21.6
31-40 years ago8.81.812.42.010.71.4
41-50 years ago6.71.65.41.46.01.0
over 50 years ago32.73.027.32.729.82.0
total100.0.100.0.100.0.
JUless than 10 years ago61.910.655.26.156.85.3
11-20 years ago23.89.321.05.021.64.4
21-30 years ago..10.53.88.02.9
31-40 years ago4.84.77.53.26.82.7
41-50 years ago4.84.72.82.03.31.9
over 50 years ago4.84.73.02.13.41.9
total100.0.100.0.100.0.
LUless than 10 years ago28.69.962.74.757.24.4
11-20 years ago42.910.822.24.025.63.9
21-30 years ago19.08.65.02.27.22.3
31-40 years ago9.56.45.52.26.22.1
41-50 years ago..2.81.62.31.3
over 50 years ago..1.81.31.51.1
total100.0.100.0.100.0.
NEless than 10 years ago80.017.974.84.775.14.6
11-20 years ago..13.33.712.53.5
21-30 years ago..4.22.33.92.2
31-40 years ago..5.12.54.82.4
41-50 years ago..1.51.51.41.4
over 50 years ago20.018.01.21.22.31.6
total100.0.100.0.100.0.
NWless than 10 years ago14.313.530.813.125.09.9
11-20 years ago57.119.030.813.140.011.2
21-30 years ago14.313.57.77.610.06.9
31-40 years ago......
41-50 years ago......
over 50 years ago14.313.530.813.125.09.9
total100.0.100.0.100.0.
OWless than 10 years ago60.19.923.57.840.26.7
11-20 years ago11.76.423.57.818.25.2
21-30 years ago..12.96.07.03.4
31-40 years ago..3.43.31.81.8
41-50 years ago4.04.013.56.39.23.9
over 50 years ago24.28.623.27.823.75.8
total100.0.100.0.100.0.
SGless than 10 years ago33.35.348.05.740.53.9
11-20 years ago28.45.016.94.322.83.3
21-30 years ago11.13.510.43.510.82.5
31-40 years ago7.42.97.83.17.62.1
41-50 years ago3.72.12.61.83.21.4
over 50 years ago16.14.114.34.015.22.9
total100.0.100.0.100.0.
SHless than 10 years ago..52.88.452.88.4
11-20 years ago..33.37.933.37.9
21-30 years ago..11.15.311.15.3
31-40 years ago......
41-50 years ago......
over 50 years ago..2.82.82.82.8
total..100.0.100.0.
SOless than 10 years ago50.025.154.35.654.15.4
11-20 years ago..28.45.027.14.8
21-30 years ago..2.51.72.41.7
31-40 years ago..6.22.75.92.6
41-50 years ago..2.51.72.41.7
over 50 years ago50.025.16.22.78.23.0
total100.0.100.0.100.0.
SZless than 10 years ago50.08.031.77.340.75.5
11-20 years ago17.56.024.46.721.04.6
21-30 years ago7.54.24.93.46.22.7
31-40 years ago7.54.24.93.46.22.7
41-50 years ago7.54.27.34.17.42.9
over 50 years ago10.04.826.87.018.54.3
total100.0.100.0.100.0.
TGless than 10 years ago30.014.678.35.271.75.3
11-20 years ago30.014.69.63.712.43.9
21-30 years ago40.015.68.03.512.43.9
31-40 years ago..2.02.01.81.7
41-50 years ago......
over 50 years ago..2.02.01.81.7
total100.0.100.0.100.0.
TIless than 10 years ago8.51.812.23.39.61.6
11-20 years ago6.91.69.22.97.51.4
21-30 years ago7.31.711.13.28.41.5
31-40 years ago5.71.513.93.58.01.5
41-50 years ago8.01.74.12.06.91.4
over 50 years ago63.63.149.55.059.62.6
total100.0.100.0.100.0.
URless than 10 years ago33.29.134.88.934.06.4
11-20 years ago22.18.03.43.312.34.4
21-30 years ago7.95.316.96.912.64.5
31-40 years ago18.47.56.84.712.34.4
41-50 years ago3.73.610.65.87.33.5
over 50 years ago14.76.927.58.321.45.5
total100.0.100.0.100.0.
VDless than 10 years ago29.76.746.83.443.83.1
11-20 years ago23.56.222.92.823.02.6
21-30 years ago19.25.811.52.212.92.1
31-40 years ago6.43.65.51.65.71.4
41-50 years ago6.43.66.91.76.81.5
over 50 years ago14.85.26.41.77.91.7
total100.0.100.0.100.0.
VSless than 10 years ago22.02.920.93.621.62.3
11-20 years ago14.72.513.23.014.11.9
21-30 years ago10.32.17.82.49.31.6
31-40 years ago5.91.69.32.67.21.4
41-50 years ago9.32.010.92.810.01.6
over 50 years ago37.73.437.84.337.82.7
total100.0.100.0.100.0.
ZGless than 10 years ago100.0.82.816.293.26.8
11-20 years ago......
21-30 years ago..17.216.26.86.8
31-40 years ago......
41-50 years ago......
over 50 years ago......
total100.0.100.0.100.0.
ZHless than 10 years ago33.327.375.03.674.23.6
11-20 years ago33.327.316.03.116.33.1
21-30 years ago..5.61.95.41.9
31-40 years ago..3.51.53.41.5
41-50 years ago......
over 50 years ago33.327.3..0.70.7
total100.0.100.0.100.0.
Switzerlandless than 10 years ago27.71.249.01.041.10.8
11-20 years ago17.21.118.20.817.80.7
21-30 years ago11.20.99.30.610.00.5
31-40 years ago6.90.76.30.56.50.4
41-50 years ago6.50.74.20.45.00.4
over 50 years ago30.51.213.00.719.50.6
total100.0.100.0.100.0.

calculated by unit of reference: canton

© WSL, Swiss National Forest Inventory, 03.11.2014 #161455/147834

NFI4b

forest area: processes in channels SilvaProtect, modelled and assigned · time of last treatment (classes of 10 years) · canton
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest
grid:
state 2009/13
processes in channels SilvaProtect, modelled and assigned
inside perimeteroutside perimetertotal
cantontime of last treatment (classes of 10 years)1000 ha± %1000 ha± %1000 ha± %
AGless than 10 years ago..40.7540.75
11-20 years ago..5.6255.625
21-30 years ago..0.8700.870
31-40 years ago......
41-50 years ago..1.2571.257
over 50 years ago..0.8700.870
total..49.1249.12
AIless than 10 years ago0.6690.31001.054
11-20 years ago1.3451.0542.330
21-30 years ago0.3100..0.3100
31-40 years ago..0.31000.3100
41-50 years ago0.31000.31000.669
over 50 years ago0.31000.41000.771
total2.9242.3335.212
ARless than 10 years ago1.0551.6412.630
11-20 years ago0.6692.6323.227
21-30 years ago0.6691.0551.641
31-40 years ago..0.6690.669
41-50 years ago......
over 50 years ago..0.31000.3100
total2.2336.1148.46
BEless than 10 years ago26.71063.0689.75
11-20 years ago12.01619.61331.610
21-30 years ago10.3189.01919.313
31-40 years ago3.8305.8249.618
41-50 years ago3.4313.8307.221
over 50 years ago6.8228.91915.814
total63.06110.24173.12
BL/BSless than 10 years ago0.410010.21510.614
11-20 years ago1.2575.3246.521
21-30 years ago..1.6491.649
31-40 years ago0.41000.41000.870
41-50 years ago..0.31000.3100
over 50 years ago..0.8700.870
total2.04318.7720.75
FRless than 10 years ago7.82016.41224.39
11-20 years ago2.6375.9248.619
21-30 years ago..1.9441.944
31-40 years ago2.6370.7703.432
41-50 years ago1.1570.7701.944
over 50 years ago2.2401.1573.432
total16.41226.9843.33
GEless than 10 years ago..1.8361.836
11-20 years ago......
21-30 years ago..1.3541.354
31-40 years ago......
41-50 years ago......
over 50 years ago......
total..3.1203.120
GLless than 10 years ago2.3393.0345.424
11-20 years ago1.5492.3393.929
21-30 years ago1.5491.9433.531
31-40 years ago0.41000.8701.257
41-50 years ago0.41000.8701.257
over 50 years ago1.9441.1573.034
total8.1189.91518.07
GRless than 10 years ago16.11421.01237.19
11-20 years ago15.01514.71529.710
21-30 years ago12.21616.71428.910
31-40 years ago7.32111.81719.113
41-50 years ago5.6255.22610.717
over 50 years ago27.31126.11153.47
total83.5595.55179.02
JUless than 10 years ago5.12614.41319.410
11-20 years ago1.9445.5257.420
21-30 years ago..2.7362.736
31-40 years ago0.41001.9442.340
41-50 years ago0.41000.7711.158
over 50 years ago0.41000.8701.257
total8.21926.0734.23
LUless than 10 years ago1.94021.4923.38
11-20 years ago2.8327.61910.415
21-30 years ago1.3491.7453.033
31-40 years ago0.6701.9402.534
41-50 years ago..0.9570.957
over 50 years ago..0.6700.670
total6.62034.1540.73
NEless than 10 years ago1.34919.9721.17
11-20 years ago..3.5283.528
21-30 years ago..1.1581.158
31-40 years ago..1.4501.450
41-50 years ago..0.41000.4100
over 50 years ago0.31000.31000.670
total1.64426.6528.24
NWless than 10 years ago0.41001.5461.940
11-20 years ago1.5461.5463.129
21-30 years ago0.41000.41000.869
31-40 years ago......
41-50 years ago......
over 50 years ago0.41001.5461.940
total2.7325.0197.78
OWless than 10 years ago5.6232.6368.217
11-20 years ago1.1572.6363.729
21-30 years ago..1.4501.450
31-40 years ago..0.41000.4100
41-50 years ago0.41001.5491.943
over 50 years ago2.2392.6364.825
total9.31611.11420.45
SGless than 10 years ago9.81813.41523.110
11-20 years ago8.3204.72713.015
21-30 years ago3.2332.9356.123
31-40 years ago2.2402.2404.328
41-50 years ago1.1570.7701.844
over 50 years ago4.7274.0298.719
total29.3927.8957.14
SHless than 10 years ago..6.8166.816
11-20 years ago..4.3244.324
21-30 years ago..1.4481.448
31-40 years ago......
41-50 years ago......
over 50 years ago..0.41000.4100
total..12.8312.83
SOless than 10 years ago0.87016.71117.411
11-20 years ago..8.7188.718
21-30 years ago..0.8700.870
31-40 years ago..1.9441.944
41-50 years ago..0.8700.870
over 50 years ago0.8701.9442.636
total1.54930.7432.23
SZless than 10 years ago7.2204.72612.014
11-20 years ago2.5363.6306.222
21-30 years ago1.1570.7711.844
31-40 years ago1.1570.7701.844
41-50 years ago1.1571.1572.240
over 50 years ago1.4494.0295.424
total14.51214.91229.34
TGless than 10 years ago0.95714.6815.58
11-20 years ago0.9571.8392.731
21-30 years ago1.2491.5432.731
31-40 years ago..0.41000.4100
41-50 years ago......
over 50 years ago..0.41000.4100
total3.03018.7621.74
TIless than 10 years ago7.5214.32811.817
11-20 years ago6.1243.2339.319
21-30 years ago6.5233.93010.418
31-40 years ago5.0264.9269.918
41-50 years ago7.1221.4508.520
over 50 years ago56.3617.41473.75
total88.4435.29123.62
URless than 10 years ago3.0313.4306.421
11-20 years ago2.0390.31002.336
21-30 years ago0.7711.7442.437
31-40 years ago1.7440.7702.336
41-50 years ago0.31001.0581.450
over 50 years ago1.3492.7344.027
total9.0169.81618.78
VDless than 10 years ago5.32638.6843.97
11-20 years ago4.23018.91323.112
21-30 years ago3.4339.51912.916
31-40 years ago1.1584.6285.725
41-50 years ago1.1585.7256.823
over 50 years ago2.6385.3267.921
total17.81382.54100.32
VSless than 10 years ago15.4149.31924.711
11-20 years ago10.3185.92416.214
21-30 years ago7.2213.43110.717
31-40 years ago4.1284.2298.320
41-50 years ago6.5224.92611.417
over 50 years ago26.41016.81343.27
total70.0544.57114.43
ZGless than 10 years ago3.9212.1405.911
11-20 years ago......
21-30 years ago..0.41000.4100
31-40 years ago......
41-50 years ago......
over 50 years ago......
total3.9212.5356.37
ZHless than 10 years ago0.410038.1638.56
11-20 years ago0.41008.1198.519
21-30 years ago..2.8352.835
31-40 years ago..1.8441.844
41-50 years ago......
over 50 years ago0.4100..0.4100
total1.15750.8351.82
Switzerlandless than 10 years ago123.25369.82493.02
11-20 years ago76.47137.35213.64
21-30 years ago49.9870.67120.55
31-40 years ago30.71147.3978.07
41-50 years ago28.81131.41160.37
over 50 years ago135.8498.36234.13
total444.82754.711199.51

calculated by unit of reference: canton

© WSL, Swiss National Forest Inventory, 03.11.2014 #161456/147835

NFI4b

forest area: processes in channels SilvaProtect, modelled and assigned · time of last treatment (classes of 10 years) · production region
unit: %
unit of evaluation: accessible forest excluding shrub forest
grid:
state 2009/13
production region
JuraPlateauPre-AlpsAlpsSouthern AlpsSwitzerland
processes in channels SilvaProtect, modelled and assignedtime of last treatment (classes of 10 years) %± %± %± %± %± %±
inside perimeterless than 10 years ago47.36.750.08.346.22.924.31.89.81.727.71.2
11-20 years ago20.05.427.87.523.42.518.61.66.91.417.21.1
21-30 years ago3.62.513.95.89.31.714.51.58.51.611.30.9
31-40 years ago9.13.92.82.76.91.57.71.15.61.36.90.7
41-50 years ago3.62.52.82.74.51.27.51.17.41.56.50.7
over 50 years ago16.45.02.82.79.71.727.41.961.82.830.41.2
total100.0.100.0.100.0.100.0.100.0.100.0.
outside perimeterless than 10 years ago54.62.276.51.741.22.725.91.910.12.749.01.0
11-20 years ago25.01.913.21.425.82.415.11.57.82.418.20.8
21-30 years ago8.61.35.30.98.31.514.91.510.92.79.30.6
31-40 years ago4.81.02.30.68.01.59.41.314.63.16.30.5
41-50 years ago3.80.90.80.46.21.37.21.13.91.74.20.4
over 50 years ago3.20.81.90.610.51.727.41.952.74.413.00.7
total100.0.100.0.100.0.100.0.100.0.100.0.
totalless than 10 years ago53.92.175.11.743.62.025.01.39.91.441.10.8
11-20 years ago24.51.814.01.424.71.716.91.17.11.217.80.7
21-30 years ago8.11.25.80.98.81.114.71.19.21.410.00.5
31-40 years ago5.20.92.30.67.51.18.50.88.21.36.50.4
41-50 years ago3.80.80.90.45.40.97.40.86.41.25.00.4
over 50 years ago4.50.92.00.510.11.227.41.359.22.419.50.6
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 #161457/147836

NFI4b

forest area: processes in channels SilvaProtect, modelled and assigned · time of last treatment (classes of 10 years) · production region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest
grid:
state 2009/13
production region
JuraPlateauPre-AlpsAlpsSouthern AlpsSwitzerland
processes in channels SilvaProtect, modelled and assignedtime of last treatment (classes of 10 years)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
inside perimeterless than 10 years ago9.5196.32348.3848.1810.718122.95
11-20 years ago4.0303.53124.51237.097.42176.57
21-30 years ago0.7711.8459.71928.8119.21950.28
31-40 years ago1.8450.41007.22215.2156.02430.611
41-50 years ago0.7710.41004.72714.9158.02028.711
over 50 years ago3.3330.410010.11954.4767.06135.14
total20.11312.716104.54198.33108.34443.92
outside perimeterless than 10 years ago99.74167.3348.3848.784.627368.52
11-20 years ago45.6828.81030.31028.4113.531136.75
21-30 years ago15.71511.6179.71928.0114.92769.97
31-40 years ago8.8204.9279.41917.8146.62347.59
41-50 years ago6.9231.8457.22213.6161.84531.311
over 50 years ago5.8254.22912.21751.7824.01197.96
total182.52218.72117.14188.2345.48751.81
totalless than 10 years ago109.24173.6396.6596.8515.315491.42
11-20 years ago49.6832.41054.8765.4711.017213.24
21-30 years ago16.41413.41619.41356.8714.115120.15
31-40 years ago10.6185.32616.61433.01012.61678.17
41-50 years ago7.7222.14111.91728.5119.81860.07
over 50 years ago9.1204.62822.312106.0591.05233.03
total202.61231.31221.62386.51153.821195.81

calculated by unit of reference: production region

© WSL, Swiss National Forest Inventory, 03.11.2014 #161458/147837

NFI4b

forest area: processes in channels SilvaProtect, modelled and assigned · time of last treatment (classes of 10 years) · 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
processes in channels SilvaProtect, modelled and assignedtime of last treatment (classes of 10 years) %± %± %± %± %± %± %±
inside perimeterless than 10 years ago48.45.240.42.938.93.522.02.920.63.09.81.727.61.2
11-20 years ago23.14.421.12.423.73.114.72.521.63.16.91.417.21.1
21-30 years ago7.72.814.42.111.02.310.32.115.02.78.51.611.40.9
31-40 years ago6.62.66.71.57.92.05.91.610.02.25.61.36.90.7
41-50 years ago3.31.95.31.34.61.59.32.07.21.97.41.56.50.7
over 50 years ago11.03.312.31.913.82.537.73.425.63.361.82.830.41.2
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
outside perimeterless than 10 years ago66.71.439.72.835.93.420.93.624.32.710.12.749.11.0
11-20 years ago18.51.223.12.520.32.913.23.016.92.47.82.418.10.8
21-30 years ago6.80.89.51.712.52.47.82.418.52.510.92.79.30.6
31-40 years ago3.40.57.11.57.51.99.32.611.82.114.63.16.30.5
41-50 years ago2.10.46.81.55.51.610.92.85.71.53.91.74.10.4
over 50 years ago2.50.513.92.018.32.837.84.322.92.752.74.413.00.7
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
totalless than 10 years ago65.41.440.02.037.42.421.62.322.72.09.91.441.10.8
11-20 years ago18.81.122.11.722.02.114.11.918.91.97.11.217.80.7
21-30 years ago6.80.711.91.311.71.69.31.617.01.89.21.410.10.5
31-40 years ago3.60.56.91.17.71.47.21.411.11.58.21.36.50.4
41-50 years ago2.20.46.01.05.11.110.01.66.31.26.41.25.00.4
over 50 years ago3.10.513.11.416.11.937.82.724.02.159.22.419.50.6
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 #161459/147838

NFI4b

forest area: processes in channels SilvaProtect, modelled and assigned · time of last treatment (classes of 10 years) · 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
processes in channels SilvaProtect, modelled and assignedtime of last treatment (classes of 10 years)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
inside perimeterless than 10 years ago15.71541.5826.31015.41413.01610.718122.65
11-20 years ago7.52221.61216.01410.31813.7157.42176.67
21-30 years ago2.53814.8157.4227.2219.5199.21950.68
31-40 years ago2.1416.9235.3264.1286.3236.02430.811
41-50 years ago1.1585.4263.1336.5224.6278.02028.711
over 50 years ago3.63212.6169.31926.41016.21467.06135.14
total32.610102.8467.5670.0563.36108.34444.42
outside perimeterless than 10 years ago267.9242.2824.8119.31920.8124.627369.62
11-20 years ago74.1624.51214.0155.92414.4153.531136.45
21-30 years ago27.21110.1198.6203.43115.8144.92770.17
31-40 years ago13.6167.6225.2254.22910.1186.62347.38
41-50 years ago8.6207.2223.8304.9264.9261.84531.111
over 50 years ago10.01914.81512.61616.81319.61324.01197.86
total401.41106.4569.0644.4785.6545.48752.21
totalless than 10 years ago283.7283.7551.1724.71133.8915.315492.22
11-20 years ago81.6646.2830.01016.21428.11011.017213.04
21-30 years ago29.71124.91216.01410.71725.31114.115120.75
31-40 years ago15.71514.41510.5188.32016.51412.61678.07
41-50 years ago9.71912.6166.92211.4179.4199.81859.87
over 50 years ago13.61627.41122.01243.2735.8991.05232.93
total434.01209.22136.52114.43148.92153.821196.71

calculated by unit of reference: protection forest region

© WSL, Swiss National Forest Inventory, 03.11.2014 #161460/147839

NFI4b

forest area: processes in channels SilvaProtect, modelled and assigned · time of last treatment (classes of 10 years) · economic region
unit: %
unit of evaluation: accessible forest excluding shrub forest
grid:
state 2009/13
processes in channels SilvaProtect, modelled and assigned
inside perimeteroutside perimetertotal
economic regiontime of last treatment (classes of 10 years) %± %± %±
Western Juraless than 10 years ago49.07.054.12.653.52.4
11-20 years ago17.75.423.62.222.92.0
21-30 years ago3.92.79.71.59.01.4
31-40 years ago7.83.85.51.25.81.1
41-50 years ago3.92.74.21.04.21.0
over 50 years ago17.65.32.90.94.61.0
total100.0.100.0.100.0.
Eastern Juraless than 10 years ago25.021.756.04.555.04.5
11-20 years ago50.025.129.74.230.44.2
21-30 years ago..5.12.04.92.0
31-40 years ago25.021.72.51.53.31.6
41-50 years ago..2.41.42.31.3
over 50 years ago..4.21.94.11.8
total100.0.100.0.100.0.
Western Plateauless than 10 years ago69.614.763.54.664.04.4
11-20 years ago20.312.814.63.415.13.3
21-30 years ago..9.92.89.12.6
31-40 years ago..3.71.83.41.7
41-50 years ago10.19.63.71.84.21.9
over 50 years ago..4.62.04.21.9
total100.0.100.0.100.0.
Central Plateauless than 10 years ago50.014.579.42.877.82.8
11-20 years ago33.313.614.02.415.02.4
21-30 years ago8.38.02.81.13.11.2
31-40 years ago8.38.01.90.92.21.0
41-50 years ago......
over 50 years ago..1.90.91.80.9
total100.0.100.0.100.0.
Eastern Plateauless than 10 years ago35.712.879.22.377.32.4
11-20 years ago28.612.112.21.912.91.9
21-30 years ago28.612.15.31.36.31.4
31-40 years ago..2.00.81.90.8
41-50 years ago..0.30.30.30.3
over 50 years ago7.16.91.00.61.30.6
total100.0.100.0.100.0.
Western Pre-Alpsless than 10 years ago39.76.238.46.339.14.4
11-20 years ago17.54.826.65.721.93.7
21-30 years ago7.93.414.94.611.32.9
31-40 years ago14.34.46.73.210.62.8
41-50 years ago6.43.18.43.67.32.4
over 50 years ago14.34.45.02.89.82.7
total100.0.100.0.100.0.
Central Pre-Alpsless than 10 years ago50.04.441.94.045.53.0
11-20 years ago25.43.925.83.525.62.6
21-30 years ago11.12.85.81.98.21.6
31-40 years ago2.41.48.42.25.71.4
41-50 years ago3.21.65.81.94.61.3
over 50 years ago7.92.412.32.610.31.8
total100.0.100.0.100.0.
Eastern Pre-Alpsless than 10 years ago45.55.041.84.743.63.4
11-20 years ago24.84.325.54.225.13.0
21-30 years ago7.92.78.22.68.11.9
31-40 years ago7.92.78.22.68.11.9
41-50 years ago5.02.25.52.25.21.5
over 50 years ago8.92.810.93.010.02.1
total100.0.100.0.100.0.
Northwestern Alpsless than 10 years ago28.14.636.35.431.83.5
11-20 years ago17.73.915.04.016.52.8
21-30 years ago22.94.312.53.718.22.9
31-40 years ago7.32.75.02.46.31.8
41-50 years ago7.32.77.52.97.42.0
over 50 years ago16.73.823.74.819.93.0
total100.0.100.0.100.0.
Central Alpsless than 10 years ago36.07.728.96.832.25.1
11-20 years ago20.46.58.84.214.23.8
21-30 years ago10.44.915.75.513.33.7
31-40 years ago12.85.46.63.79.43.2
41-50 years ago5.13.56.83.86.02.6
over 50 years ago15.35.833.37.125.04.7
total100.0.100.0.100.0.
Northeastern Alpsless than 10 years ago29.66.228.67.029.24.7
11-20 years ago24.15.819.06.121.94.2
21-30 years ago16.75.119.06.117.73.9
31-40 years ago3.72.67.14.05.22.3
41-50 years ago3.72.64.83.34.22.0
over 50 years ago22.25.721.46.421.94.2
total100.0.100.0.100.0.
Southwestern Alpsless than 10 years ago22.02.920.93.621.62.3
11-20 years ago14.72.513.23.014.11.9
21-30 years ago10.32.17.82.49.31.6
31-40 years ago5.91.69.32.67.21.4
41-50 years ago9.32.010.92.810.01.6
over 50 years ago37.73.437.84.337.82.7
total100.0.100.0.100.0.
Southeastern Alpsless than 10 years ago20.63.024.32.722.72.0
11-20 years ago21.63.116.92.418.91.9
21-30 years ago15.02.718.52.517.01.8
31-40 years ago10.02.211.82.111.11.5
41-50 years ago7.21.95.71.56.31.2
over 50 years ago25.63.322.92.724.02.1
total100.0.100.0.100.0.
Southern Alpsless than 10 years ago9.81.710.12.79.91.4
11-20 years ago6.91.47.82.47.11.2
21-30 years ago8.51.610.92.79.21.4
31-40 years ago5.61.314.63.18.21.3
41-50 years ago7.41.53.91.76.41.2
over 50 years ago61.82.852.74.459.22.4
total100.0.100.0.100.0.
Switzerlandless than 10 years ago27.71.248.91.041.00.8
11-20 years ago17.21.118.30.817.90.7
21-30 years ago11.30.99.40.610.10.5
31-40 years ago6.90.76.30.56.50.4
41-50 years ago6.50.74.20.45.00.4
over 50 years ago30.41.213.00.719.50.6
total100.0.100.0.100.0.

calculated by unit of reference: economic region

© WSL, Swiss National Forest Inventory, 03.11.2014 #161461/147840

NFI4b

forest area: processes in channels SilvaProtect, modelled and assigned · 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
processes in channels SilvaProtect, modelled and assigned
inside perimeteroutside perimetertotal
economic regiontime of last treatment (classes of 10 years)1000 ha± %1000 ha± %1000 ha± %
Western Juraless than 10 years ago8.91973.9582.85
11-20 years ago3.23332.21035.49
21-30 years ago0.77113.21613.915
31-40 years ago1.4507.5218.920
41-50 years ago0.7715.7256.523
over 50 years ago3.2333.9307.122
total18.213136.52154.72
Eastern Juraless than 10 years ago0.410026.1826.58
11-20 years ago0.87013.81414.614
21-30 years ago..2.4402.440
31-40 years ago0.41001.2571.649
41-50 years ago..1.1581.158
over 50 years ago..2.0442.044
total1.64946.6348.22
Western Plateauless than 10 years ago2.83728.4831.28
11-20 years ago0.8706.5247.422
21-30 years ago..4.4294.429
31-40 years ago..1.6491.649
41-50 years ago0.41001.6492.144
over 50 years ago..2.1442.144
total4.13144.7448.73
Central Plateauless than 10 years ago1.94051.9453.84
11-20 years ago1.2509.11810.416
21-30 years ago0.31001.9402.237
31-40 years ago0.31001.2501.544
41-50 years ago......
over 50 years ago..1.2501.250
total3.72865.4369.12
Eastern Plateauless than 10 years ago1.84485.8487.63
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 ago0.41001.1581.450
total5.026108.32113.32
Western Pre-Alpsless than 10 years ago9.3188.51917.812
11-20 years ago4.1295.92410.018
21-30 years ago1.8443.3335.126
31-40 years ago3.3321.5494.826
41-50 years ago1.5491.9443.332
over 50 years ago3.3321.1574.428
total23.3922.11045.54
Central Pre-Alpsless than 10 years ago22.61123.31145.97
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 ago3.6316.82210.418
total45.2755.66100.82
Eastern Pre-Alpsless than 10 years ago16.41316.41432.88
11-20 years ago8.91910.01818.912
21-30 years ago2.9353.2336.123
31-40 years ago2.9353.2336.123
41-50 years ago1.8442.1403.929
over 50 years ago3.2334.3287.521
total36.1839.3775.33
Northwestern Alpsless than 10 years ago9.61810.41820.012
11-20 years ago6.1234.32810.417
21-30 years ago7.9203.63111.416
31-40 years ago2.5371.4503.930
41-50 years ago2.5372.1404.627
over 50 years ago5.7246.82212.516
total34.3728.7962.94
Central Alpsless than 10 years ago4.8254.5279.417
11-20 years ago2.7341.4494.127
21-30 years ago1.4502.5373.929
31-40 years ago1.7441.0572.734
41-50 years ago0.7701.1581.744
over 50 years ago2.1405.2257.320
total13.51315.71229.17
Northeastern Alpsless than 10 years ago5.7244.32810.017
11-20 years ago4.7262.9347.520
21-30 years ago3.2322.9346.123
31-40 years ago0.7701.1571.844
41-50 years ago0.7700.7701.449
over 50 years ago4.3283.2327.520
total19.31015.01334.45
Southwestern Alpsless than 10 years ago15.4149.31924.711
11-20 years ago10.3185.92416.214
21-30 years ago7.2213.43110.717
31-40 years ago4.1284.2298.320
41-50 years ago6.5224.92611.417
over 50 years ago26.41016.81343.27
total70.0544.47114.43
Southeastern Alpsless than 10 years ago13.01620.81233.89
11-20 years ago13.71514.41528.110
21-30 years ago9.51915.81425.311
31-40 years ago6.32310.11816.514
41-50 years ago4.6274.9269.419
over 50 years ago16.21419.61335.89
total63.3685.65148.92
Southern Alpsless than 10 years ago10.7184.62715.315
11-20 years ago7.4213.53111.017
21-30 years ago9.2194.92714.115
31-40 years ago6.0246.62312.616
41-50 years ago8.0201.8459.818
over 50 years ago67.0624.01191.05
total108.3445.48153.82
Switzerlandless than 10 years ago123.45368.22491.62
11-20 years ago76.97137.55214.44
21-30 years ago50.5870.47121.05
31-40 years ago30.81147.5878.37
41-50 years ago28.91131.51160.47
over 50 years ago135.4498.16233.53
total445.82753.311199.11

calculated by unit of reference: economic region

© WSL, Swiss National Forest Inventory, 03.11.2014 #161462/147841

NFI4b

forest area: processes in channels SilvaProtect, modelled and assigned · degree of mixture · 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 assigneddegree of mixture %± %± %± %± %± %± %±
inside perimetern/a....2.70.71.10.83.61.61.90.82.10.4
pure conifer forest5.63.115.94.644.62.280.23.085.63.033.12.748.11.4
mixed conifer forest29.66.236.56.123.41.93.81.42.91.47.31.515.31.0
mixed broadleaf forest35.26.520.65.112.81.54.91.64.31.78.41.611.00.9
pure broadleaf forest29.66.227.05.616.41.69.92.23.61.649.32.823.41.1
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
outside perimetern/a0.60.40.90.41.20.55.32.12.41.1..1.20.2
pure conifer forest29.42.123.81.650.42.262.24.580.02.842.34.340.11.0
mixed conifer forest24.92.024.21.718.91.89.72.86.11.75.01.919.40.9
mixed broadleaf forest20.01.817.11.511.61.46.12.24.31.43.01.513.80.7
pure broadleaf forest25.12.034.01.817.81.716.73.57.11.849.64.325.50.9
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
totaln/a0.60.30.80.32.00.42.70.92.90.91.40.51.60.2
pure conifer forest27.01.923.11.647.51.673.32.682.32.035.92.343.10.8
mixed conifer forest25.41.925.31.621.21.36.11.44.81.16.61.217.90.6
mixed broadleaf forest21.51.817.41.412.21.05.41.34.31.16.81.212.70.6
pure broadleaf forest25.51.933.41.717.11.212.51.95.71.249.42.424.70.7
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 #161463/147842

NFI4b

forest area: processes in channels SilvaProtect, modelled and assigned · degree of mixture · 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 assigneddegree of mixture1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
inside perimetern/a....5.0270.7711.8442.1419.619
pure conifer forest1.1583.53180.9650.0642.1836.89214.33
mixed conifer forest5.8258.12142.392.4371.4508.12068.17
mixed broadleaf forest6.8234.62823.2123.1332.1419.31949.18
pure broadleaf forest5.8256.02429.8106.2231.84454.77104.25
total19.51322.312181.2362.3549.17111.04445.42
outside perimetern/a1.1582.1412.2412.1411.844..9.220
pure conifer forest51.9756.2790.1624.41159.2619.913301.63
mixed conifer forest44.0857.3733.9103.8304.5282.438145.85
mixed broadleaf forest35.3940.3920.8132.4373.2331.450103.46
pure broadleaf forest44.3880.3631.9106.5225.22523.312191.74
total176.62236.32178.8439.2873.9547.08751.81
totaln/a1.1582.1417.2222.8353.5312.14118.814
pure conifer forest53.0759.87170.9474.44101.2356.77515.92
mixed conifer forest49.7765.4676.266.2236.02410.518214.04
mixed broadleaf forest42.2844.9844.095.5245.32610.718152.65
pure broadleaf forest50.1786.3561.7712.7167.02278.15295.93
total196.01258.61360.01101.53123.02158.021197.21

calculated by unit of reference: biogeographical region

© WSL, Swiss National Forest Inventory, 03.11.2014 #161464/147843

NFI4b

forest area: processes in channels SilvaProtect, modelled and assigned · degree of mixture · canton
unit: %
unit of evaluation: accessible forest excluding shrub forest
grid:
state 2009/13
processes in channels SilvaProtect, modelled and assigned
inside perimeteroutside perimetertotal
cantondegree of mixture %± %± %±
AGn/a..0.80.80.80.8
pure conifer forest..16.43.416.43.4
mixed conifer forest..18.03.518.03.5
mixed broadleaf forest..18.93.518.93.5
pure broadleaf forest..45.94.545.94.5
total..100.0.100.0.
AIn/a11.110.8..6.26.1
pure conifer forest77.813.858.419.069.211.8
mixed conifer forest11.110.841.618.924.711.0
mixed broadleaf forest......
pure broadleaf forest......
total100.0.100.0.100.0.
ARn/a......
pure conifer forest28.617.441.811.538.39.6
mixed conifer forest42.919.015.78.523.08.4
mixed broadleaf forest28.617.426.110.226.88.8
pure broadleaf forest..16.38.712.06.5
total100.0.100.0.100.0.
BEn/a3.31.31.20.62.00.6
pure conifer forest48.43.737.72.741.62.2
mixed conifer forest28.83.322.72.324.91.9
mixed broadleaf forest8.72.115.62.013.11.5
pure broadleaf forest10.92.322.82.318.41.7
total100.0.100.0.100.0.
BL/BSn/a......
pure conifer forest..6.53.75.93.3
mixed conifer forest..17.55.715.75.1
mixed broadleaf forest80.018.015.35.421.65.8
pure broadleaf forest20.018.060.77.356.77.0
total100.0.100.0.100.0.
FRn/a2.32.32.81.92.61.5
pure conifer forest63.67.325.05.139.74.6
mixed conifer forest15.95.516.64.416.33.4
mixed broadleaf forest4.63.225.05.117.23.5
pure broadleaf forest13.75.230.65.424.24.0
total100.0.100.0.100.0.
GEn/a..14.814.614.814.6
pure conifer forest......
mixed conifer forest..14.814.614.814.6
mixed broadleaf forest......
pure broadleaf forest..70.518.770.518.7
total..100.0.100.0.
GLn/a......
pure conifer forest23.59.338.49.631.76.8
mixed conifer forest23.99.427.18.825.76.4
mixed broadleaf forest9.66.57.45.18.44.0
pure broadleaf forest43.010.927.18.834.27.0
total100.0.100.0.100.0.
GRn/a3.81.22.20.92.90.7
pure conifer forest74.12.875.92.675.11.9
mixed conifer forest5.41.59.11.77.41.1
mixed broadleaf forest4.61.44.71.34.70.9
pure broadleaf forest12.12.18.11.710.01.3
total100.0.100.0.100.0.
JUn/a......
pure conifer forest..29.95.622.84.5
mixed conifer forest19.08.621.05.020.54.3
mixed broadleaf forest33.310.317.84.721.54.4
pure broadleaf forest47.610.931.35.735.25.1
total100.0.100.0.100.0.
LUn/a4.84.7..0.80.8
pure conifer forest19.08.649.84.844.84.4
mixed conifer forest38.110.623.24.125.63.9
mixed broadleaf forest23.89.39.22.811.62.8
pure broadleaf forest14.37.717.83.717.33.4
total100.0.100.0.100.0.
NEn/a......
pure conifer forest20.018.042.55.541.25.3
mixed conifer forest40.022.032.65.233.05.0
mixed broadleaf forest40.022.015.04.016.54.0
pure broadleaf forest..9.93.49.43.2
total100.0.100.0.100.0.
NWn/a......
pure conifer forest42.919.153.814.150.011.4
mixed conifer forest42.919.115.410.225.09.9
mixed broadleaf forest......
pure broadleaf forest14.313.530.813.125.09.9
total100.0.100.0.100.0.
OWn/a..6.44.43.52.4
pure conifer forest48.310.056.69.152.86.8
mixed conifer forest15.87.316.86.916.35.0
mixed broadleaf forest19.88.06.74.612.74.5
pure broadleaf forest16.17.413.56.314.74.8
total100.0.100.0.100.0.
SGn/a2.41.7..1.20.9
pure conifer forest18.54.335.15.526.63.5
mixed conifer forest32.15.233.75.432.93.7
mixed broadleaf forest21.04.511.73.716.53.0
pure broadleaf forest25.94.919.54.522.83.3
total100.0.100.0.100.0.
SHn/a......
pure conifer forest..19.46.719.46.7
mixed conifer forest..30.67.830.67.8
mixed broadleaf forest..16.76.316.76.3
pure broadleaf forest..33.37.933.37.9
total..100.0.100.0.
SOn/a......
pure conifer forest..9.93.39.43.2
mixed conifer forest..19.84.418.84.3
mixed broadleaf forest75.021.734.65.336.55.2
pure broadleaf forest25.021.835.85.435.35.2
total100.0.100.0.100.0.
SZn/a5.03.52.42.43.72.1
pure conifer forest40.07.858.67.749.45.6
mixed conifer forest25.06.917.05.921.04.6
mixed broadleaf forest20.06.47.34.113.63.8
pure broadleaf forest10.04.814.65.512.33.7
total100.0.100.0.100.0.
TGn/a......
pure conifer forest..20.85.217.94.5
mixed conifer forest40.015.624.05.426.25.2
mixed broadleaf forest40.015.622.85.425.25.2
pure broadleaf forest20.012.732.46.030.75.5
total100.0.100.0.100.0.
TIn/a0.80.6..0.60.4
pure conifer forest27.22.834.54.829.32.5
mixed conifer forest7.21.62.91.76.01.3
mixed broadleaf forest9.81.93.11.77.81.5
pure broadleaf forest55.03.259.54.956.32.7
total100.0.100.0.100.0.
URn/a......
pure conifer forest51.69.754.69.353.26.7
mixed conifer forest14.76.910.65.812.64.5
mixed broadleaf forest14.76.910.65.812.64.5
pure broadleaf forest18.97.624.28.021.75.6
total100.0.100.0.100.0.
VDn/a..1.40.81.10.7
pure conifer forest19.25.843.03.438.83.0
mixed conifer forest29.76.723.42.924.52.6
mixed broadleaf forest23.36.212.82.314.72.2
pure broadleaf forest27.76.519.32.720.82.5
total100.0.100.0.100.0.
VSn/a1.00.74.71.92.40.8
pure conifer forest77.52.958.84.370.22.5
mixed conifer forest4.91.59.42.66.61.4
mixed broadleaf forest4.91.56.92.25.71.3
pure broadleaf forest11.82.320.13.515.02.0
total100.0.100.0.100.0.
ZGn/a11.110.8..6.86.8
pure conifer forest11.110.865.520.232.412.4
mixed conifer forest33.316.2..20.310.8
mixed broadleaf forest11.110.817.216.213.59.2
pure broadleaf forest33.316.217.216.227.011.9
total100.0.100.0.100.0.
ZHn/a......
pure conifer forest33.327.316.03.116.33.1
mixed conifer forest..27.13.726.53.7
mixed broadleaf forest..22.23.521.83.4
pure broadleaf forest66.727.334.84.035.44.0
total100.0.100.0.100.0.
Switzerlandn/a2.10.41.20.21.60.2
pure conifer forest47.91.339.71.042.70.8
mixed conifer forest15.21.019.30.917.80.6
mixed broadleaf forest11.10.913.80.712.80.6
pure broadleaf forest23.71.226.00.925.10.7
total100.0.100.0.100.0.

calculated by unit of reference: canton

© WSL, Swiss National Forest Inventory, 03.11.2014 #161465/147844

NFI4b

forest area: processes in channels SilvaProtect, modelled and assigned · degree of mixture · canton
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest
grid:
state 2009/13
processes in channels SilvaProtect, modelled and assigned
inside perimeteroutside perimetertotal
cantondegree of mixture1000 ha± %1000 ha± %1000 ha± %
AGn/a..0.41000.4100
pure conifer forest..8.0218.021
mixed conifer forest..8.9198.919
mixed broadleaf forest..9.3199.319
pure broadleaf forest..22.51022.510
total..49.1249.12
AIn/a0.3100..0.3100
pure conifer forest2.3301.4483.622
mixed conifer forest0.31001.0541.345
mixed broadleaf forest......
pure broadleaf forest......
total2.9242.3335.212
ARn/a......
pure conifer forest0.6692.6303.225
mixed conifer forest1.0551.0551.936
mixed broadleaf forest0.6691.6412.233
pure broadleaf forest..1.0571.057
total2.2336.1148.46
BEn/a2.1411.4503.431
pure conifer forest30.51041.5872.06
mixed conifer forest18.11325.01143.28
mixed broadleaf forest5.52517.11422.612
pure broadleaf forest6.82225.11131.910
total63.06110.24173.12
BL/BSn/a......
pure conifer forest..1.2571.257
mixed conifer forest..3.3333.333
mixed broadleaf forest1.6492.9364.527
pure broadleaf forest0.410011.31411.713
total2.04318.7720.75
FRn/a0.41000.7701.157
pure conifer forest10.5176.72217.212
mixed conifer forest2.6374.5287.122
mixed broadleaf forest0.7706.7227.521
pure broadleaf forest2.2408.21910.517
total16.41226.9843.33
GEn/a..0.51000.5100
pure conifer forest......
mixed conifer forest..0.51000.5100
mixed broadleaf forest......
pure broadleaf forest..2.2342.234
total..3.1203.120
GLn/a......
pure conifer forest1.9443.8295.723
mixed conifer forest1.9432.7364.626
mixed broadleaf forest0.8700.7711.549
pure broadleaf forest3.5312.7366.221
total8.1189.91518.07
GRn/a3.1332.1415.225
pure conifer forest61.8672.56134.33
mixed conifer forest4.5278.72013.216
mixed broadleaf forest3.9304.5288.420
pure broadleaf forest10.1187.72117.813
total83.5595.55179.02
JUn/a......
pure conifer forest..7.8207.820
mixed conifer forest1.6495.5257.021
mixed broadleaf forest2.7364.6277.421
pure broadleaf forest3.9308.11912.015
total8.21926.0734.23
LUn/a0.3100..0.3100
pure conifer forest1.34917.01118.310
mixed conifer forest2.5347.91810.415
mixed broadleaf forest1.6443.1314.724
pure broadleaf forest0.9576.1227.020
total6.62034.1540.73
NEn/a......
pure conifer forest0.310011.31411.613
mixed conifer forest0.6708.6169.315
mixed broadleaf forest0.6704.0284.625
pure broadleaf forest..2.6342.634
total1.64426.6528.24
NWn/a......
pure conifer forest1.2552.7323.824
mixed conifer forest1.2550.8691.940
mixed broadleaf forest......
pure broadleaf forest0.41001.5461.940
total2.7325.0197.78
OWn/a..0.7710.771
pure conifer forest4.5266.32110.814
mixed conifer forest1.5491.9433.331
mixed broadleaf forest1.8440.7702.636
pure broadleaf forest1.5491.5493.033
total9.31611.11420.45
SGn/a0.771..0.771
pure conifer forest5.4259.81815.214
mixed conifer forest9.4189.41818.812
mixed broadleaf forest6.1233.3339.418
pure broadleaf forest7.6215.42513.015
total29.3927.8957.14
SHn/a......
pure conifer forest..2.5342.534
mixed conifer forest..3.9263.926
mixed broadleaf forest..2.1382.138
pure broadleaf forest..4.3244.324
total..12.8312.83
SOn/a......
pure conifer forest..3.0343.034
mixed conifer forest..6.1236.123
mixed broadleaf forest1.15710.61611.715
pure broadleaf forest0.410011.01611.415
total1.54930.7432.23
SZn/a0.7700.41001.157
pure conifer forest5.8238.71814.512
mixed conifer forest3.6302.5366.222
mixed broadleaf forest2.9341.1574.029
pure broadleaf forest1.4492.2403.630
total14.51214.91229.34
TGn/a......
pure conifer forest..3.9253.925
mixed conifer forest1.2494.5235.720
mixed broadleaf forest1.2494.3255.521
pure broadleaf forest0.6706.1206.718
total3.03018.7621.74
TIn/a0.771..0.771
pure conifer forest24.01112.21736.29
mixed conifer forest6.4231.0587.421
mixed broadleaf forest8.6201.1589.719
pure broadleaf forest48.6721.01269.65
total88.4435.29123.62
URn/a......
pure conifer forest4.6245.3239.915
mixed conifer forest1.3491.0582.437
mixed broadleaf forest1.3491.0582.437
pure broadleaf forest1.7442.4374.127
total9.0169.81618.78
VDn/a..1.1581.158
pure conifer forest3.43335.5938.98
mixed conifer forest5.32619.31324.611
mixed broadleaf forest4.23010.61814.715
pure broadleaf forest4.92715.91420.912
total17.81382.54100.32
VSn/a0.7712.1412.835
pure conifer forest54.2626.21080.44
mixed conifer forest3.4314.2297.621
mixed broadleaf forest3.4313.1336.522
pure broadleaf forest8.2209.01917.213
total70.0544.57114.43
ZGn/a0.4100..0.4100
pure conifer forest0.41001.6472.140
mixed conifer forest1.353..1.353
mixed broadleaf forest0.41000.41000.968
pure broadleaf forest1.3530.41001.744
total3.9212.5356.37
ZHn/a......
pure conifer forest0.41008.1198.519
mixed conifer forest..13.81413.814
mixed broadleaf forest..11.31611.316
pure broadleaf forest0.77017.61218.412
total1.15750.8351.82
Switzerlandn/a9.5199.42018.814
pure conifer forest213.13299.63512.62
mixed conifer forest67.77145.75213.44
mixed broadleaf forest49.28104.26153.44
pure broadleaf forest105.35195.94301.23
total444.82754.711199.51

calculated by unit of reference: canton

© WSL, Swiss National Forest Inventory, 03.11.2014 #161466/147845

NFI4b

forest area: processes in channels SilvaProtect, modelled and assigned · degree of mixture · production region
unit: %
unit of evaluation: accessible forest excluding shrub forest
grid:
state 2009/13
production region
JuraPlateauPre-AlpsAlpsSouthern AlpsSwitzerland
processes in channels SilvaProtect, modelled and assigneddegree of mixture %± %± %± %± %± %±
inside perimetern/a....2.81.02.50.61.60.72.10.4
pure conifer forest5.53.18.34.643.82.965.42.033.12.748.11.4
mixed conifer forest29.16.133.47.926.92.611.01.37.41.515.31.0
mixed broadleaf forest34.66.425.07.212.82.08.61.27.91.511.00.9
pure broadleaf forest30.96.233.37.913.82.012.61.449.92.923.41.1
total100.0.100.0.100.0.100.0.100.0.100.0.
outside perimetern/a0.60.31.00.41.50.72.20.6..1.20.2
pure conifer forest27.02.024.41.748.32.865.52.041.44.340.11.0
mixed conifer forest25.01.923.81.720.92.311.51.45.21.919.40.9
mixed broadleaf forest20.21.816.71.512.61.87.41.13.11.513.80.7
pure broadleaf forest27.22.034.11.916.62.113.31.550.34.425.50.9
total100.0.100.0.100.0.100.0.100.0.100.0.
totaln/a0.50.30.90.42.10.62.30.51.20.51.60.2
pure conifer forest24.91.823.51.746.22.065.41.435.52.343.00.8
mixed conifer forest25.41.824.31.723.71.711.30.96.81.217.90.7
mixed broadleaf forest21.61.717.21.512.71.38.00.86.51.212.80.6
pure broadleaf forest27.61.934.11.815.31.512.91.050.12.424.70.7
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 #161467/147846

NFI4b

forest area: processes in channels SilvaProtect, modelled and assigned · degree of mixture · production region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest
grid:
state 2009/13
production region
JuraPlateauPre-AlpsAlpsSouthern AlpsSwitzerland
processes in channels SilvaProtect, modelled and assigneddegree of mixture1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
inside perimetern/a....2.9354.9271.8459.519
pure conifer forest1.1581.15845.88129.7435.99213.53
mixed conifer forest5.8254.22928.11121.8128.12068.17
mixed broadleaf forest6.9233.23313.31617.0148.52049.08
pure broadleaf forest6.2244.22914.41524.91154.17103.85
total20.11312.716104.54198.33108.34443.92
outside perimetern/a1.1582.1411.8454.229..9.220
pure conifer forest49.3853.4756.67123.2518.813301.33
mixed conifer forest45.6852.0724.51221.7122.438146.25
mixed broadleaf forest36.9936.6914.81514.0161.450103.66
pure broadleaf forest49.6874.6619.51325.11222.912191.64
total182.52218.72117.14188.2345.48751.81
totaln/a1.1582.1414.7289.0191.84518.714
pure conifer forest50.4854.57102.35252.9354.77514.72
mixed conifer forest51.5756.2752.6743.5910.418214.24
mixed broadleaf forest43.8839.7928.11131.0109.918152.65
pure broadleaf forest55.8778.8633.91050.0877.05295.53
total202.61231.31221.62386.51153.821195.81

calculated by unit of reference: production region

© WSL, Swiss National Forest Inventory, 03.11.2014 #161468/147847

NFI4b

forest area: protection forest perimeter SilvaProtect · stand structure · canton
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest
grid:
state 2009/13
protection forest perimeter SilvaProtect
inside perimeteroutside of perimetertotal
cantonstand structure1000 ha± %1000 ha± %1000 ha± %
AGn/a..0.41000.4100
single-layered..15.31415.314
multi-layered1.25729.4830.67
stratified..2.8372.837
clustered structure......
total1.25747.9349.12
AIn/a0.3100..0.3100
single-layered1.9341.3453.221
multi-layered0.6690.7711.448
stratified0.3100..0.3100
clustered structure......
total3.2212.0375.212
ARn/a......
single-layered2.2333.2255.514
multi-layered1.0551.6432.632
stratified..0.31000.3100
clustered structure......
total3.2255.2178.46
BEn/a2.4381.0583.431
single-layered25.31137.8963.16
multi-layered35.2944.2879.45
stratified13.01612.01625.011
clustered structure1.4500.7712.141
total77.4595.74173.12
BL/BSn/a......
single-layered1.2573.7314.926
multi-layered3.33312.21315.410
stratified..0.41000.4100
clustered structure......
total4.52716.2920.75
FRn/a0.41000.7701.157
single-layered4.5289.31813.814
multi-layered10.51715.71326.18
stratified1.944..1.944
clustered structure0.4100..0.4100
total17.61225.7843.33
GEn/a..0.51000.5100
single-layered..0.51000.5100
multi-layered..2.2342.234
stratified......
clustered structure......
total..3.1203.120
GLn/a......
single-layered2.7363.5316.221
multi-layered6.2211.9448.118
stratified1.5491.5493.034
clustered structure0.41000.41000.771
total10.7147.22018.07
GRn/a3.5311.7455.225
single-layered37.4927.61165.06
multi-layered37.4926.51163.96
stratified20.61217.31437.99
clustered structure2.1414.9277.022
total100.9478.06179.02
JUn/a......
single-layered2.7367.42010.117
multi-layered7.82012.81420.69
stratified1.2572.3403.532
clustered structure......
total11.71522.5834.23
LUn/a0.3100..0.3100
single-layered2.83214.21317.111
multi-layered3.52915.81219.210
stratified0.31003.5293.828
clustered structure..0.31000.3100
total6.92033.8540.73
NEn/a......
single-layered0.31004.7265.025
multi-layered2.93211.31414.211
stratified1.0577.7188.616
clustered structure0.3100..0.3100
total4.52523.7728.24
NWn/a......
single-layered0.41001.9402.336
multi-layered1.9401.9403.824
stratified0.8690.41001.255
clustered structure..0.41000.4100
total3.1294.6207.78
OWn/a..0.7710.771
single-layered4.1283.7297.818
multi-layered4.8251.9436.720
stratified1.5493.0344.526
clustered structure..0.7710.771
total10.41410.01520.45
SGn/a0.771..0.771
single-layered11.2178.71919.912
multi-layered18.41212.61531.18
stratified2.2403.3335.425
clustered structure......
total32.5824.61057.14
SHn/a......
single-layered0.41005.3205.719
multi-layered0.41006.8167.115
stratified......
clustered structure......
total0.77012.1512.83
SOn/a......
single-layered0.41006.4226.821
multi-layered1.54922.0823.57
stratified0.41001.5501.944
clustered structure......
total2.34029.9532.23
SZn/a0.7700.41001.157
single-layered4.3276.52110.915
multi-layered9.4174.72614.112
stratified1.4491.8443.332
clustered structure......
total15.91113.41329.34
TGn/a......
single-layered0.31005.1215.421
multi-layered2.43412.71115.19
stratified0.31000.9571.249
clustered structure......
total3.03018.7621.74
TIn/a0.771..0.771
single-layered33.7911.31744.98
multi-layered49.8712.21762.06
stratified10.6184.22914.915
clustered structure0.41000.7711.158
total95.2428.410123.62
URn/a......
single-layered3.3302.0405.323
multi-layered5.3234.0279.316
stratified1.7432.4374.127
clustered structure......
total10.3148.41818.78
VDn/a..1.1581.158
single-layered6.42431.4937.88
multi-layered11.41739.1850.46
stratified3.8316.42410.219
clustered structure..0.8710.871
total21.61278.74100.32
VSn/a1.0581.7442.835
single-layered35.6813.11648.87
multi-layered23.31111.71635.09
stratified19.9127.22127.210
clustered structure..0.7710.771
total79.9434.59114.43
ZGn/a0.4100..0.4100
single-layered0.9681.2562.140
multi-layered1.7441.3533.028
stratified0.968..0.968
clustered structure......
total3.9212.5356.37
ZHn/a......
single-layered0.410013.81414.114
multi-layered0.77033.1733.96
stratified0.41003.5313.929
clustered structure......
total1.44950.4351.82
Switzerlandn/a10.5188.32118.814
single-layered182.44238.93421.42
multi-layered240.63338.03578.62
stratified83.6682.66166.24
clustered structure4.9279.51914.516
total522.12677.421199.51

calculated by unit of reference: canton

© WSL, Swiss National Forest Inventory, 03.11.2014 #161469/147848

NFI4b

forest area: protection forest perimeter SilvaProtect · stand structure · production region
unit: %
unit of evaluation: accessible forest excluding shrub forest
grid:
state 2009/13
production region
JuraPlateauPre-AlpsAlpsSouthern AlpsSwitzerland
protection forest perimeter SilvaProtectstand structure %± %± %± %± %± %±
inside perimetern/a..2.01.92.50.92.40.61.50.72.00.4
single-layered29.54.519.65.632.82.637.71.936.12.635.11.2
multi-layered60.04.870.66.448.62.838.51.949.82.745.91.3
stratified8.62.77.83.815.52.020.21.612.01.816.01.0
clustered structure1.91.3..0.60.41.20.40.60.40.90.3
total100.0.100.0.100.0.100.0.100.0.100.0.
outside of perimetern/a0.70.40.80.41.70.72.30.7..1.20.2
single-layered30.72.234.81.941.32.935.42.340.64.835.31.1
multi-layered58.02.358.52.041.92.935.92.342.04.949.71.1
stratified10.71.55.80.913.42.022.32.014.43.512.40.8
clustered structure..0.20.21.70.74.21.03.01.71.40.3
total100.0.100.0.100.0.100.0.100.0.100.0.
totaln/a0.50.30.90.42.10.62.30.51.20.51.60.2
single-layered30.42.033.61.836.91.936.81.437.22.335.20.8
multi-layered58.42.159.41.945.42.037.41.547.92.448.10.8
stratified10.31.35.90.914.51.421.11.212.51.614.00.6
clustered structure0.40.30.20.21.10.42.40.51.20.51.20.2
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 #161470/147849

NFI4b

forest area: protection forest perimeter SilvaProtect · stand structure · 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 SilvaProtectstand structure1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
inside perimetern/a..0.41002.9355.6251.84510.618
single-layered11.3173.53137.5987.8642.58182.64
multi-layered23.01212.71655.5789.6658.56239.33
stratified3.3331.45017.71447.2814.11583.66
clustered structure0.771..0.7712.8350.7714.927
total38.3917.914114.34233.03117.53521.02
outside of perimetern/a1.1581.8451.8453.532..8.121
single-layered50.4874.2644.3854.4814.715238.03
multi-layered95.35124.8445.0855.0815.215335.43
stratified17.51412.31714.41534.3105.22683.76
clustered structure..0.41001.8456.4241.1589.619
total164.23213.42107.45153.5436.29674.82
totaln/a1.1582.1414.7289.0191.84518.714
single-layered61.7777.7681.86142.2457.27420.62
multi-layered118.34137.43100.55144.6473.75574.62
stratified20.81313.71632.11081.4619.313167.34
clustered structure0.7710.41002.5389.1201.84514.516
total202.61231.31221.62386.51153.821195.81

calculated by unit of reference: production region

© WSL, Swiss National Forest Inventory, 03.11.2014 #161471/147850

NFI4b

forest area: protection forest perimeter SilvaProtect · stand structure · 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 SilvaProtectstand structure %± %± %± %± %± %± %±
inside perimetern/a0.60.62.60.92.71.11.30.83.11.21.50.72.00.4
single-layered26.33.531.02.634.23.244.63.236.33.236.12.635.01.2
multi-layered63.53.947.02.852.83.429.23.036.33.249.82.745.91.3
stratified8.32.218.22.29.92.024.92.822.02.812.01.816.11.0
clustered structure1.30.91.30.60.40.4..2.21.00.60.41.00.3
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
outside of perimetern/a0.80.31.50.70.60.65.02.22.51.1..1.20.2
single-layered33.01.436.32.944.03.838.14.934.43.440.64.835.31.1
multi-layered58.31.543.43.038.83.833.94.733.33.342.04.949.71.1
stratified7.90.816.52.315.42.821.04.123.33.014.43.512.40.8
clustered structure0.10.12.20.91.20.92.01.46.41.73.01.71.40.3
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
totaln/a0.70.22.10.61.80.72.40.82.80.81.20.51.60.2
single-layered32.21.333.42.038.52.542.62.735.42.337.22.335.20.8
multi-layered58.91.445.32.146.72.530.62.534.92.347.92.448.10.8
stratified7.90.817.41.612.31.723.82.322.62.012.51.614.00.6
clustered structure0.20.11.70.50.80.50.60.44.21.01.20.51.20.2
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 #161472/147851
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