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NFI4b

forest area: protection forest perimeter SilvaProtect · cause of salvage logging · protection forest region
unit: %
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
grid:
state 2009/13
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern AlpsSwitzerland
protection forest perimeter SilvaProtectcause of salvage logging %± %± %± %± %± %± %±
inside perimetern/a88.32.693.31.490.82.096.71.295.91.497.60.994.10.6
insects3.91.62.70.92.91.2..1.50.90.70.51.90.4
fungi....0.50.5......0.10.1
windthrow3.31.43.31.02.41.11.90.91.00.70.30.32.00.4
snow load1.91.1..2.41.11.40.81.50.90.70.51.20.3
avalanches..........0.70.50.10.1
landslides1.30.9..0.50.5......0.20.1
flooding..............
forest fire..............
loss of vitality1.30.90.70.50.50.5......0.40.2
others..............
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
outside of perimetern/a84.51.191.71.892.52.396.72.397.21.494.13.388.00.8
insects6.20.85.71.52.31.3..0.70.7..5.00.5
fungi0.80.3..........0.50.2
windthrow4.90.71.80.91.51.11.61.6..3.92.73.60.5
snow load1.50.40.90.63.01.51.61.62.11.22.01.91.60.3
avalanches..............
landslides..............
flooding..............
forest fire..............
loss of vitality1.60.4..0.80.8......1.00.3
others0.60.2..........0.40.1
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
totaln/a85.01.092.61.191.41.596.71.196.51.097.00.990.70.5
insects5.90.74.00.92.70.9..1.20.60.60.43.60.3
fungi0.70.2..0.30.3......0.30.1
windthrow4.70.62.70.72.10.81.80.80.60.40.90.52.90.3
snow load1.50.40.40.32.70.91.50.71.80.70.90.51.40.2
avalanches..........0.60.40.10.0
landslides0.20.1..0.30.3......0.10.1
flooding..............
forest fire..............
loss of vitality1.50.40.40.30.60.4......0.70.2
others0.50.2..........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 #162913/149292

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 NFI1/NFI2/NFI3/NFI4 combined
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/a48.68101.0564.4670.3565.4698.84448.52
insects2.1412.9352.141..1.1580.7718.920
fungi....0.3100......0.3100
windthrow1.8453.6311.7441.4500.7710.41009.619
snow load1.158..1.7441.0581.1580.7715.625
avalanches..........0.7710.771
landslides0.771..0.3100......1.158
flooding..............
forest fire..............
loss of vitality0.7710.7710.3100......1.845
others..............
total55.18108.2470.9572.7568.25101.34476.32
outside of perimetern/a310.1275.4642.3820.31249.5717.014514.52
insects22.9124.7271.058..0.4100..29.011
fungi2.935..........2.935
windthrow17.9141.4500.7710.3100..0.77121.113
snow load5.4260.7711.4500.31001.1580.41009.220
avalanches..............
landslides..............
flooding..............
forest fire..............
loss of vitality5.725..0.3100......6.124
others2.141..........2.141
total367.0182.2545.7721.01250.9718.013584.82
totaln/a358.82176.32106.7390.64114.83115.73962.91
insects25.0127.6213.133..1.4500.77137.89
fungi2.935..0.3100......3.233
windthrow19.7135.0262.4381.7440.7711.15830.611
snow load6.4230.7713.1331.4502.1411.15814.815
avalanches..........0.7710.771
landslides0.771..0.3100......1.158
flooding..............
forest fire..............
loss of vitality6.4230.7710.771......7.821
others2.141..........2.141
total422.11190.42116.7393.73119.03119.331061.21

calculated by unit of reference: protection forest region

© WSL, Swiss National Forest Inventory, 03.11.2014 #162914/149293

NFI4b

forest area: protection forest perimeter SilvaProtect · time of last treatment (classes of 10 years) · biogeographical region
unit: %
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
grid:
state 2009/13
biogeographical region
JuraPlateauNorthern AlpsWestern Central-AlpsEastern Central-AlpsSouthern AlpsSwitzerland
protection forest perimeter SilvaProtecttime of last treatment (classes of 10 years) %± %± %± %± %± %± %±
inside perimeterless than 10 years ago47.24.859.55.537.32.121.33.022.23.411.11.829.81.2
11-20 years ago20.83.921.54.622.41.816.72.723.53.47.21.518.31.0
21-30 years ago8.52.78.93.212.81.58.32.017.03.06.61.510.70.8
31-40 years ago7.52.63.82.27.61.14.21.49.12.34.81.36.50.7
41-50 years ago2.81.62.51.86.21.07.81.96.52.07.51.56.30.7
over 50 years ago13.23.33.82.213.71.541.73.621.63.362.82.828.41.2
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
outside of perimeterless than 10 years ago53.92.478.21.636.62.620.05.425.74.013.04.655.11.2
11-20 years ago24.62.113.61.425.12.314.64.816.63.413.14.619.21.0
21-30 years ago8.81.44.20.810.21.67.23.513.13.17.43.67.60.7
31-40 years ago6.01.21.60.58.41.55.43.110.82.85.63.15.10.5
41-50 years ago3.60.90.90.47.31.47.43.55.02.07.43.63.70.5
over 50 years ago3.10.81.40.512.41.845.36.728.94.153.66.89.40.7
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
totalless than 10 years ago52.62.276.21.637.01.621.12.623.72.611.41.743.70.8
11-20 years ago23.81.914.51.323.51.416.22.320.52.48.21.518.80.7
21-30 years ago8.81.24.70.811.81.18.11.715.32.26.71.39.00.5
31-40 years ago6.31.11.80.57.90.94.41.39.91.84.91.25.70.4
41-50 years ago3.40.81.10.46.70.87.71.75.81.47.51.44.90.4
over 50 years ago5.11.01.70.513.21.142.53.124.82.661.32.618.00.6
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 #162915/149294

NFI4b

forest area: protection forest perimeter SilvaProtect · time of last treatment (classes of 10 years) · biogeographical region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
grid:
state 2009/13
biogeographical region
JuraPlateauNorthern AlpsWestern Central-AlpsEastern Central-AlpsSouthern AlpsSwitzerland
protection forest perimeter SilvaProtecttime 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 ago18.01416.61470.2614.01512.01611.417142.35
11-20 years ago7.9216.02442.2910.91712.7167.52187.36
21-30 years ago3.2332.53824.1125.5249.2196.82351.38
31-40 years ago2.9351.15814.2162.7354.9265.02630.911
41-50 years ago1.1580.77111.7175.2253.5317.82129.911
over 50 years ago5.0261.15825.91127.41011.71764.86135.84
total38.2927.911188.4365.7554.16103.24477.52
outside of perimeterless than 10 years ago81.45176.8346.283.83011.0172.538321.62
11-20 years ago37.1930.81031.6102.8357.1222.538111.95
21-30 years ago13.3169.61912.8161.4505.6251.45044.19
31-40 years ago9.0203.53110.6181.0584.6271.15829.911
41-50 years ago5.4262.1419.2191.4502.1411.45021.713
over 50 years ago4.7273.23315.7158.61912.31610.31854.78
total151.03226.02126.2418.91342.6819.213583.82
totalless than 10 years ago99.44193.42116.4517.81323.01113.915463.92
11-20 years ago45.0836.8973.8613.71519.81210.018199.24
21-30 years ago16.61412.01737.096.82214.8158.22095.46
31-40 years ago11.9174.62824.9123.8309.5196.12460.77
41-50 years ago6.5232.83520.9136.5225.7249.21951.68
over 50 years ago9.7194.22941.6935.9824.01175.15190.54
total189.11253.91314.6284.6496.73122.431061.31

calculated by unit of reference: biogeographical region

© WSL, Swiss National Forest Inventory, 03.11.2014 #162916/149295

NFI4b

forest area: processes in channels SilvaProtect, modelled and assigned · crown closure · economic region
unit: %
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
grid:
state 2009/13
processes in channels SilvaProtect, modelled and assigned
inside perimeteroutside perimetertotal
economic regioncrown closure %± %± %±
Western Juran/a..0.80.50.70.4
crowded36.06.827.52.328.52.2
normal32.06.630.52.430.72.3
loose8.03.89.81.69.61.4
open10.04.216.92.016.11.8
scattered2.02.04.41.14.11.0
grouped crowded..0.80.50.70.4
grouped normal4.02.81.70.71.90.7
heterogeneous8.13.97.61.47.71.3
total100.0.100.0.100.0.
Eastern Juran/a......
crowded..37.34.536.14.4
normal75.021.746.14.647.14.6
loose25.021.712.23.112.63.1
open..2.61.52.51.4
scattered..1.71.21.71.2
grouped crowded......
grouped normal......
heterogeneous......
total100.0.100.0.100.0.
Western Plateaun/a..3.81.93.51.7
crowded40.615.640.04.840.14.6
normal39.115.436.14.736.34.5
loose20.312.87.72.68.72.6
open..7.72.67.02.4
scattered..2.91.62.61.5
grouped crowded..1.01.00.90.9
grouped normal......
heterogeneous..1.01.00.90.9
total100.0.100.0.100.0.
Central Plateaun/a..0.50.50.50.5
crowded41.714.327.93.128.63.1
normal25.012.541.03.440.23.3
loose16.710.810.02.110.42.1
open16.710.813.92.414.12.3
scattered..4.81.54.51.4
grouped crowded......
grouped normal..0.50.50.50.5
heterogeneous..1.40.81.40.8
total100.0.100.0.100.0.
Eastern Plateaun/a..0.30.30.30.3
crowded35.712.826.92.627.32.5
normal50.013.437.82.838.32.8
loose7.16.917.02.216.62.1
open7.16.912.92.012.71.9
scattered..2.40.92.30.9
grouped crowded..0.30.30.30.3
grouped normal..1.00.61.00.6
heterogeneous..1.40.71.30.6
total100.0.100.0.100.0.
Western Pre-Alpsn/a5.12.91.91.93.61.8
crowded18.65.132.86.525.24.1
normal22.15.425.06.023.44.0
loose10.24.07.73.79.02.7
open10.13.99.54.19.82.8
scattered13.64.515.45.014.43.3
grouped crowded10.24.01.91.96.32.3
grouped normal6.83.33.92.75.42.2
heterogeneous3.42.41.91.92.71.5
total100.0.100.0.100.0.
Central Pre-Alpsn/a0.80.82.11.21.50.8
crowded25.03.919.33.322.02.6
normal22.63.827.93.825.42.7
loose8.12.46.42.17.21.6
open23.43.820.03.421.62.5
scattered6.52.23.61.64.91.3
grouped crowded..5.01.82.71.0
grouped normal2.41.45.01.83.81.2
heterogeneous11.32.810.72.611.01.9
total100.0.100.0.100.0.
Eastern Pre-Alpsn/a4.12.01.01.02.61.1
crowded34.04.829.24.631.63.4
normal24.74.441.75.033.23.4
loose10.33.16.32.58.32.0
open9.33.07.32.78.32.0
scattered6.22.54.22.05.21.6
grouped crowded4.12.01.01.02.61.1
grouped normal5.12.28.32.86.71.8
heterogeneous2.11.41.01.01.60.9
total100.0.100.0.100.0.
Northwestern Alpsn/a4.42.2..2.61.3
crowded35.65.123.85.430.73.7
normal23.34.519.05.021.63.3
loose3.31.914.34.47.82.2
open12.23.57.93.410.42.5
scattered2.21.615.94.67.92.2
grouped crowded7.82.86.33.17.22.1
grouped normal6.72.66.43.16.52.0
heterogeneous4.42.26.33.15.21.8
total100.0.100.0.100.0.
Central Alpsn/a......
crowded37.78.621.87.329.75.7
normal34.38.418.76.926.55.5
loose9.45.29.65.39.53.7
open6.24.315.56.410.93.9
scattered6.24.39.35.27.83.4
grouped crowded..9.35.24.72.6
grouped normal6.24.36.54.46.43.1
heterogeneous..9.35.24.72.6
total100.0.100.0.100.0.
Northeastern Alpsn/a4.12.8..2.51.7
crowded32.76.725.87.930.05.1
normal26.56.39.75.320.04.5
loose4.12.89.75.36.22.7
open12.24.79.75.311.23.5
scattered8.23.919.47.112.53.7
grouped crowded8.23.919.47.112.53.7
grouped normal4.12.86.54.45.02.4
heterogeneous......
total100.0.100.0.100.0.
Southwestern Alpsn/a1.10.85.72.52.61.0
crowded21.23.026.94.723.12.6
normal14.72.613.43.614.32.1
loose8.12.09.13.18.51.7
open21.73.016.94.020.12.4
scattered9.82.214.63.711.31.9
grouped crowded3.31.33.41.93.31.1
grouped normal4.31.5..2.91.0
heterogeneous15.82.710.13.213.92.1
total100.0.100.0.100.0.
Southeastern Alpsn/a3.21.43.31.33.21.0
crowded12.12.67.72.09.81.6
normal10.82.516.52.713.81.9
loose7.62.114.32.611.21.7
open24.83.423.63.224.22.3
scattered14.62.815.92.715.32.0
grouped crowded5.11.87.11.96.21.3
grouped normal15.32.99.42.212.11.8
heterogeneous6.42.02.21.14.11.1
total100.0.100.0.100.0.
Southern Alpsn/a1.50.8..1.20.6
crowded37.43.037.45.637.42.6
normal19.82.520.14.619.92.2
loose5.31.45.32.65.31.2
open12.62.114.74.113.11.8
scattered6.81.68.03.17.11.4
grouped crowded6.11.56.52.86.21.3
grouped normal7.31.65.32.66.81.4
heterogeneous3.11.12.71.93.00.9
total100.0.100.0.100.0.
Switzerlandn/a2.20.41.40.31.70.2
crowded28.31.326.81.027.30.8
normal21.01.230.81.127.10.8
loose7.40.810.90.79.60.5
open15.91.114.00.814.70.6
scattered7.80.86.50.67.00.5
grouped crowded4.50.62.60.43.30.3
grouped normal6.50.73.00.44.40.4
heterogeneous6.30.74.00.54.90.4
total100.0.100.0.100.0.

calculated by unit of reference: economic region

© WSL, Swiss National Forest Inventory, 03.11.2014 #162917/149296

NFI4b

forest area: processes in channels SilvaProtect, modelled and assigned · crown closure · economic region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
grid:
state 2009/13
processes in channels SilvaProtect, modelled and assigned
inside perimeteroutside perimetertotal
economic regioncrown closure1000 ha± %1000 ha± %1000 ha± %
Western Juran/a..1.1581.158
crowded6.42336.0942.58
normal5.72539.9845.78
loose1.45012.91614.315
open1.84522.11223.911
scattered0.41005.7256.124
grouped crowded..1.1581.158
grouped normal0.7712.2412.935
heterogeneous1.45010.01811.417
total17.813131.03148.92
Eastern Juran/a......
crowded..16.91316.913
normal1.25721.01022.110
loose0.41005.5255.924
open..1.2571.257
scattered..0.8700.870
grouped crowded......
grouped normal......
heterogeneous......
total1.64945.4347.03
Western Plateaun/a..1.6491.649
crowded1.64917.31318.912
normal1.65015.51417.113
loose0.8703.3344.130
open..3.3343.334
scattered..1.2571.257
grouped crowded..0.41000.4100
grouped normal......
heterogeneous..0.41000.4100
total4.13143.1547.24
Central Plateaun/a..0.31000.3100
crowded1.54418.11219.711
normal0.95726.7927.68
loose0.6716.5217.120
open0.6719.1189.717
scattered..3.1313.131
grouped crowded......
grouped normal..0.31000.3100
heterogeneous..0.9570.957
total3.72865.0368.72
Eastern Plateaun/a..0.41000.4100
crowded1.84428.21030.09
normal2.53739.7842.27
loose0.410017.91318.213
open0.410013.61513.915
scattered..2.5372.537
grouped crowded..0.41000.4100
grouped normal..1.1581.158
heterogeneous..1.4501.450
total5.026105.12110.12
Western Pre-Alpsn/a1.1570.41001.549
crowded4.1296.32310.417
normal4.8264.8279.618
loose2.2401.5493.730
open2.2401.8444.029
scattered3.0343.0345.923
grouped crowded2.2400.41002.637
grouped normal1.5490.7702.240
heterogeneous0.7700.41001.157
total21.81019.21141.14
Central Pre-Alpsn/a0.41001.1581.450
crowded11.1179.71820.812
normal10.01814.01524.011
loose3.6313.2336.822
open10.41810.01820.412
scattered2.9351.8444.727
grouped crowded..2.5372.537
grouped normal1.1582.5373.631
heterogeneous5.0265.42510.418
total44.5750.2694.72
Eastern Pre-Alpsn/a1.4500.41001.844
crowded11.81610.01821.811
normal8.61914.31422.911
loose3.6312.1405.724
open3.2332.5375.724
scattered2.1401.4503.631
grouped crowded1.4500.41001.844
grouped normal1.8442.9354.627
heterogeneous0.7710.41001.157
total34.6834.3868.93
Northwestern Alpsn/a1.450..1.450
crowded11.4165.42516.813
normal7.5214.32811.816
loose1.1573.2334.328
open3.9291.8445.724
scattered0.7713.6314.328
grouped crowded2.5371.4503.929
grouped normal2.1401.4503.631
heterogeneous1.4501.4502.935
total32.1822.51154.74
Central Alpsn/a......
crowded4.2282.4376.621
normal3.8292.1405.822
loose1.0571.1582.140
open0.7701.7442.437
scattered0.7701.0571.744
grouped crowded..1.0571.057
grouped normal0.7700.7711.450
heterogeneous..1.0571.057
total11.01511.11522.18
Northeastern Alpsn/a0.771..0.771
crowded5.7232.9348.618
normal4.7261.1575.723
loose0.7701.1571.844
open2.1401.1573.232
scattered1.4492.1403.630
grouped crowded1.4492.1403.630
grouped normal0.7700.7701.449
heterogeneous......
total17.61111.11528.76
Southwestern Alpsn/a0.7711.7452.438
crowded13.4158.22021.612
normal9.3194.12813.415
loose5.1252.8357.920
open13.7155.22518.913
scattered6.2234.52710.617
grouped crowded2.1411.0583.133
grouped normal2.735..2.735
heterogeneous10.0183.13313.015
total63.1530.6993.73
Southeastern Alpsn/a1.8452.1413.930
crowded6.7234.92611.617
normal6.02410.51816.514
loose4.2289.11913.416
open13.71515.11528.810
scattered8.12010.21818.213
grouped crowded2.8354.5277.321
grouped normal8.4206.02414.415
heterogeneous3.5311.4504.926
total55.2663.96119.03
Southern Alpsn/a1.450..1.450
crowded34.799.91844.68
normal18.4135.32523.711
loose5.0261.4506.423
open11.7173.93015.614
scattered6.3232.1418.420
grouped crowded5.7251.7457.421
grouped normal6.7231.4508.120
heterogeneous2.8350.7713.531
total92.8426.511119.33
Switzerlandn/a8.9209.02017.914
crowded114.55176.34290.73
normal84.96203.24288.13
loose30.11171.67101.76
open64.5792.46156.84
scattered31.71043.1974.87
grouped crowded18.11417.01435.110
grouped normal26.51119.91346.49
heterogeneous25.71126.51152.28
total404.92659.011063.91

calculated by unit of reference: economic region

© WSL, Swiss National Forest Inventory, 03.11.2014 #162918/149297

NFI4b

forest area: processes in channels SilvaProtect, modelled and assigned · stand structure · biogeographical region
unit: %
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
grid:
state 2009/13
biogeographical region
JuraPlateauNorthern AlpsWestern Central-AlpsEastern Central-AlpsSouthern AlpsSwitzerland
processes in channels SilvaProtect, modelled and assignedstand structure %± %± %± %± %± %± %±
inside perimetern/a....2.90.81.20.94.21.81.50.72.20.4
single-layered24.55.919.04.934.82.242.43.840.84.536.12.935.41.4
multi-layered66.06.573.05.646.92.330.33.628.34.152.33.146.31.5
stratified7.63.67.93.414.51.626.13.424.23.99.71.815.31.1
clustered structure1.91.9..0.80.4..2.51.40.40.40.80.3
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
outside perimetern/a0.60.40.90.41.50.66.22.73.31.4..1.40.3
single-layered30.92.134.01.939.92.441.55.437.13.943.55.635.51.1
multi-layered56.12.359.11.943.02.430.55.133.83.847.55.751.01.2
stratified11.91.56.00.914.41.720.74.522.03.37.73.011.40.7
clustered structure0.40.3..1.20.51.21.23.91.51.31.30.80.2
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
totaln/a0.60.30.80.32.30.52.91.13.71.11.20.61.70.2
single-layered30.32.032.71.837.11.642.13.138.72.937.72.635.50.9
multi-layered57.12.260.31.845.11.730.42.931.42.851.22.749.20.9
stratified11.41.46.10.914.51.224.32.722.92.59.31.612.90.6
clustered structure0.60.3..1.00.30.40.43.31.10.60.40.80.2
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 #162919/149298

NFI4b

forest area: protection forest perimeter SilvaProtect · cause of salvage logging · economic region
unit: %
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
grid:
state 2009/13
protection forest perimeter SilvaProtect
inside perimeteroutside of perimetertotal
economic regioncause of salvage logging %± %± %±
Western Juran/a91.03.090.91.690.91.4
insects3.41.94.61.24.31.0
fungi......
windthrow3.41.92.80.92.90.8
snow load1.11.1..0.20.2
avalanches......
landslides......
flooding......
forest fire......
loss of vitality1.11.11.80.71.70.6
others......
total100.0.100.0.100.0.
Eastern Juran/a57.113.281.93.879.03.8
insects14.39.41.91.33.41.7
fungi..1.91.31.71.2
windthrow7.16.99.52.99.32.7
snow load14.39.41.01.02.51.4
avalanches......
landslides......
flooding......
forest fire......
loss of vitality7.16.92.91.63.41.7
others..1.01.00.80.8
total100.0.100.0.100.0.
Western Plateaun/a92.87.084.43.685.33.3
insects..6.82.56.12.2
fungi......
windthrow7.27.03.91.94.21.9
snow load..1.01.00.90.9
avalanches......
landslides......
flooding......
forest fire......
loss of vitality..2.01.41.71.2
others..2.01.41.71.2
total100.0.100.0.100.0.
Central Plateaun/a90.96.181.02.882.02.6
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..0.50.5
flooding......
forest fire......
loss of vitality..1.50.91.40.8
others......
total100.0.100.0.100.0.
Eastern Plateaun/a94.15.680.82.381.52.2
insects..7.21.56.81.4
fungi..1.40.71.30.6
windthrow..5.81.45.51.3
snow load..3.11.02.91.0
avalanches......
landslides5.95.7..0.30.3
flooding......
forest fire......
loss of vitality..0.70.50.60.5
others..1.00.61.00.6
total100.0.100.0.100.0.
Western Pre-Alpsn/a94.12.997.72.395.52.0
insects1.51.5..0.90.9
fungi......
windthrow4.42.52.32.33.61.8
snow load......
avalanches......
landslides......
flooding......
forest fire......
loss of vitality......
others......
total100.0.100.0.100.0.
Central Pre-Alpsn/a93.82.190.42.592.01.7
insects3.91.78.12.46.11.5
fungi......
windthrow1.61.1..0.80.5
snow load..1.51.00.80.5
avalanches......
landslides......
flooding......
forest fire......
loss of vitality0.80.8..0.40.4
others......
total100.0.100.0.100.0.
Eastern Pre-Alpsn/a87.33.291.63.189.12.2
insects4.52.02.41.73.61.3
fungi0.90.9..0.50.5
windthrow2.71.61.21.22.11.0
snow load3.61.83.62.13.61.3
avalanches......
landslides0.90.9..0.50.5
flooding......
forest fire......
loss of vitality..1.21.20.50.5
others......
total100.0.100.0.100.0.
Northwestern Alpsn/a92.22.690.04.291.52.3
insects1.91.44.02.82.61.3
fungi......
windthrow4.92.16.03.45.21.8
snow load......
avalanches......
landslides......
flooding......
forest fire......
loss of vitality1.01.0..0.70.7
others......
total100.0.100.0.100.0.
Central Alpsn/a89.25.196.33.692.23.4
insects......
fungi......
windthrow5.43.73.73.64.72.6
snow load2.72.7..1.61.6
avalanches......
landslides......
flooding......
forest fire......
loss of vitality2.72.7..1.61.6
others......
total100.0.100.0.100.0.
Northeastern Alpsn/a98.31.790.96.296.32.1
insects1.71.74.54.52.51.8
fungi......
windthrow......
snow load..4.54.51.21.2
avalanches......
landslides......
flooding......
forest fire......
loss of vitality......
others......
total100.0.100.0.100.0.
Southwestern Alpsn/a96.71.296.72.396.71.1
insects......
fungi......
windthrow1.90.91.61.61.80.8
snow load1.40.81.61.61.50.7
avalanches......
landslides......
flooding......
forest fire......
loss of vitality......
others......
total100.0.100.0.100.0.
Southeastern Alpsn/a95.91.497.21.496.51.0
insects1.50.90.70.71.20.6
fungi......
windthrow1.00.7..0.60.4
snow load1.50.92.11.21.80.7
avalanches......
landslides......
flooding......
forest fire......
loss of vitality......
others......
total100.0.100.0.100.0.
Southern Alpsn/a97.60.994.13.397.00.9
insects0.70.5..0.60.4
fungi......
windthrow0.30.33.92.70.90.5
snow load0.70.52.01.90.90.5
avalanches0.70.5..0.60.4
landslides......
flooding......
forest fire......
loss of vitality......
others......
total100.0.100.0.100.0.
Switzerlandn/a94.10.688.00.890.80.5
insects1.90.44.90.53.50.3
fungi0.10.10.50.20.30.1
windthrow2.00.43.60.52.90.3
snow load1.20.31.60.31.40.2
avalanches0.10.1..0.10.0
landslides0.20.1..0.10.1
flooding......
forest fire......
loss of vitality0.40.21.10.30.70.2
others..0.40.20.20.1
total100.0.100.0.100.0.

calculated by unit of reference: economic region

© WSL, Swiss National Forest Inventory, 03.11.2014 #162920/149299

NFI4b

forest area: protection forest perimeter SilvaProtect · cause of salvage logging · economic region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
grid:
state 2009/13
protection forest perimeter SilvaProtect
inside perimeteroutside of perimetertotal
economic regioncause of salvage logging1000 ha± %1000 ha± %1000 ha± %
Western Juran/a28.910106.44135.32
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......
total31.810117.13148.92
Eastern Juran/a3.23434.0637.15
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
total5.52541.5447.03
Western Plateaun/a4.52935.7640.25
insects..2.9372.937
fungi......
windthrow0.41001.6492.044
snow load..0.41000.4100
avalanches......
landslides......
flooding......
forest fire......
loss of vitality..0.8700.870
others..0.8700.870
total4.92842.3547.24
Central Plateaun/a6.22150.1556.34
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......
total6.82061.9368.72
Eastern Plateaun/a5.72484.0489.73
insects..7.5217.521
fungi..1.4501.450
windthrow..6.1246.124
snow load..3.2333.233
avalanches......
landslides0.4100..0.4100
flooding......
forest fire......
loss of vitality..0.7710.771
others..1.1581.158
total6.124104.02110.12
Western Pre-Alpsn/a23.7915.61339.25
insects0.4100..0.4100
fungi......
windthrow1.1570.41001.549
snow load......
avalanches......
landslides......
flooding......
forest fire......
loss of vitality......
others......
total25.2915.91341.14
Central Pre-Alpsn/a43.4743.7787.13
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......
total46.3748.4794.72
Eastern Pre-Alpsn/a34.3827.1961.44
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......
total39.3729.6968.93
Northwestern Alpsn/a33.9816.11350.05
insects0.7710.7711.450
fungi......
windthrow1.8441.1572.935
snow load......
avalanches......
landslides......
flooding......
forest fire......
loss of vitality0.4100..0.4100
others......
total36.8717.91354.74
Central Alpsn/a11.4159.01820.49
insects......
fungi......
windthrow0.7700.31001.057
snow load0.3100..0.3100
avalanches......
landslides......
flooding......
forest fire......
loss of vitality0.3100..0.3100
others......
total12.7139.31722.18
Northeastern Alpsn/a20.4107.22027.67
insects0.41000.41000.770
fungi......
windthrow......
snow load..0.41000.4100
avalanches......
landslides......
flooding......
forest fire......
loss of vitality......
others......
total20.8107.91928.76
Southwestern Alpsn/a70.3520.31290.64
insects......
fungi......
windthrow1.4500.31001.744
snow load1.0580.31001.450
avalanches......
landslides......
flooding......
forest fire......
loss of vitality......
others......
total72.7521.01293.73
Southeastern Alpsn/a65.4649.57114.83
insects1.1580.41001.450
fungi......
windthrow0.771..0.771
snow load1.1581.1582.141
avalanches......
landslides......
flooding......
forest fire......
loss of vitality......
others......
total68.2550.97119.03
Southern Alpsn/a98.8417.014115.73
insects0.771..0.771
fungi......
windthrow0.41000.7711.158
snow load0.7710.41001.158
avalanches0.771..0.771
landslides......
flooding......
forest fire......
loss of vitality......
others......
total101.3418.013119.33
Switzerlandn/a450.12515.52965.61
insects9.02028.51137.510
fungi0.41002.8353.233
windthrow9.61921.21330.811
snow load5.7259.22014.915
avalanches0.771..0.771
landslides1.058..1.058
flooding......
forest fire......
loss of vitality1.8456.2248.021
others..2.3412.341
total478.22585.721063.91

calculated by unit of reference: economic region

© WSL, Swiss National Forest Inventory, 03.11.2014 #162921/149300

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 NFI1/NFI2/NFI3/NFI4 combined
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/ha20.75.612.74.221.61.930.33.625.84.026.82.723.91.3
20-39 m2/ha51.06.949.26.337.72.240.03.840.84.544.33.041.21.5
40-59 m2/ha26.46.122.25.228.32.123.63.326.74.022.22.625.61.3
from 60 m2/ha1.91.915.94.612.41.56.11.96.72.36.81.59.30.9
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
outside perimeterto 19 m2/ha23.72.030.11.827.82.246.45.528.53.637.15.528.81.1
20-39 m2/ha48.52.342.71.930.72.328.05.040.34.042.45.640.71.1
40-59 m2/ha23.31.921.81.628.52.217.04.122.13.419.34.523.41.0
from 60 m2/ha4.51.05.30.912.91.78.63.19.12.31.31.37.10.6
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
totalto 19 m2/ha23.41.928.61.724.51.435.73.127.32.729.12.526.90.8
20-39 m2/ha48.82.243.31.934.51.636.03.140.53.043.82.740.90.9
40-59 m2/ha23.61.921.91.528.41.521.42.624.12.621.62.224.30.8
from 60 m2/ha4.20.96.30.912.61.16.91.68.01.65.51.27.90.5
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 #162922/149301

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 NFI1/NFI2/NFI3/NFI4 combined
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/ha4.0302.83536.6917.11311.01725.31196.86
20-39 m2/ha9.71911.01863.8722.61117.31341.98166.34
40-59 m2/ha5.0264.92647.9813.31511.31721.012103.56
from 60 m2/ha0.41003.53120.9133.4312.8356.42337.510
total19.11322.312169.2356.5642.4794.74404.12
outside perimeterto 19 m2/ha40.4969.7640.4913.01515.51410.318189.24
20-39 m2/ha82.5599.0544.787.92021.91211.817267.73
40-59 m2/ha39.6950.6841.594.82612.0165.425153.94
from 60 m2/ha7.62112.41718.8132.4384.9260.410046.59
total170.12231.62145.3428.11054.3627.710657.21
totalto 19 m2/ha44.3872.5677.0630.2926.41035.69285.93
20-39 m2/ha92.25110.04108.5530.5939.2853.77434.02
40-59 m2/ha44.7855.5789.4618.11323.31126.411257.43
from 60 m2/ha7.92115.91539.795.8247.8216.82383.96
total189.11253.91314.6284.6496.73122.431061.31

calculated by unit of reference: biogeographical region

© WSL, Swiss National Forest Inventory, 03.11.2014 #162923/149302

NFI4b

forest area: processes in channels SilvaProtect, modelled and assigned · basal area (standing live trees) · canton
unit: %
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
grid:
state 2009/13
processes in channels SilvaProtect, modelled and assigned
inside perimeteroutside perimetertotal
cantonbasal area (standing live trees) %± %± %±
AGto 19 m2/ha..38.04.438.04.4
20-39 m2/ha..46.34.546.34.5
40-59 m2/ha..14.03.214.03.2
from 60 m2/ha..1.71.21.71.2
total..100.0.100.0.
AIto 19 m2/ha22.214.2..13.39.0
20-39 m2/ha11.110.8..6.76.6
40-59 m2/ha44.416.966.719.853.313.3
from 60 m2/ha22.214.233.319.826.711.7
total100.0.100.0.100.0.
ARto 19 m2/ha28.617.411.17.516.07.5
20-39 m2/ha14.313.516.79.016.07.5
40-59 m2/ha28.617.438.911.736.09.7
from 60 m2/ha28.617.433.311.332.09.5
total100.0.100.0.100.0.
BEto 19 m2/ha18.02.931.52.726.42.0
20-39 m2/ha45.63.736.82.840.12.3
40-59 m2/ha28.13.424.02.525.52.0
from 60 m2/ha8.42.17.81.68.01.2
total100.0.100.0.100.0.
BL/BSto 19 m2/ha25.021.823.46.523.56.2
20-39 m2/ha75.021.860.77.461.97.1
40-59 m2/ha..11.74.910.74.6
from 60 m2/ha..4.23.03.92.7
total100.0.100.0.100.0.
FRto 19 m2/ha14.35.435.35.827.34.3
20-39 m2/ha31.07.228.05.529.14.4
40-59 m2/ha38.07.530.95.633.64.5
from 60 m2/ha16.75.85.82.810.02.9
total100.0.100.0.100.0.
GEto 19 m2/ha..21.019.921.019.9
20-39 m2/ha..62.922.362.922.3
40-59 m2/ha..16.214.416.214.4
from 60 m2/ha......
total..100.0.100.0.
GLto 19 m2/ha26.310.227.39.626.87.0
20-39 m2/ha36.811.231.810.034.17.5
40-59 m2/ha10.57.122.79.017.15.9
from 60 m2/ha26.310.218.28.322.06.5
total100.0.100.0.100.0.
GRto 19 m2/ha25.03.026.43.125.72.2
20-39 m2/ha40.93.440.53.540.72.4
40-59 m2/ha27.43.125.13.126.32.2
from 60 m2/ha6.71.78.01.97.41.3
total100.0.100.0.100.0.
JUto 19 m2/ha28.69.921.25.123.04.5
20-39 m2/ha57.110.842.56.146.05.4
40-59 m2/ha14.37.725.65.422.94.5
from 60 m2/ha..10.63.88.12.9
total100.0.100.0.100.0.
LUto 19 m2/ha14.37.722.04.120.73.6
20-39 m2/ha52.410.944.14.945.54.5
40-59 m2/ha23.89.320.34.020.93.7
from 60 m2/ha9.56.413.63.412.93.0
total100.0.100.0.100.0.
NEto 19 m2/ha20.018.025.14.924.84.7
20-39 m2/ha20.018.044.75.643.35.4
40-59 m2/ha60.022.027.65.029.55.0
from 60 m2/ha..2.51.72.31.6
total100.0.100.0.100.0.
NWto 19 m2/ha..18.211.911.88.0
20-39 m2/ha50.020.818.211.929.411.3
40-59 m2/ha50.020.854.515.352.912.3
from 60 m2/ha..9.18.95.95.8
total100.0.100.0.100.0.
OWto 19 m2/ha30.49.735.59.133.26.6
20-39 m2/ha34.810.017.97.325.56.2
40-59 m2/ha26.19.235.89.131.46.5
from 60 m2/ha8.75.910.75.99.84.2
total100.0.100.0.100.0.
SGto 19 m2/ha21.34.714.54.518.23.3
20-39 m2/ha36.05.635.56.135.84.1
40-59 m2/ha26.75.130.75.928.53.9
from 60 m2/ha16.04.219.45.017.53.3
total100.0.100.0.100.0.
SHto 19 m2/ha..13.95.813.95.8
20-39 m2/ha..58.38.258.38.2
40-59 m2/ha..27.87.527.87.5
from 60 m2/ha......
total..100.0.100.0.
SOto 19 m2/ha25.021.825.34.925.34.8
20-39 m2/ha50.025.153.25.653.05.5
40-59 m2/ha25.021.819.04.419.34.3
from 60 m2/ha..2.51.82.41.7
total100.0.100.0.100.0.
SZto 19 m2/ha25.07.214.36.019.74.7
20-39 m2/ha27.87.542.98.435.25.7
40-59 m2/ha33.37.940.08.336.65.8
from 60 m2/ha13.95.82.92.88.53.3
total100.0.100.0.100.0.
TGto 19 m2/ha..34.86.229.95.5
20-39 m2/ha70.014.534.86.239.85.9
40-59 m2/ha30.014.623.75.624.65.2
from 60 m2/ha..6.63.25.72.8
total100.0.100.0.100.0.
TIto 19 m2/ha27.13.147.36.631.42.8
20-39 m2/ha44.93.444.06.644.73.0
40-59 m2/ha21.42.88.83.818.72.4
from 60 m2/ha6.61.7..5.21.4
total100.0.100.0.100.0.
URto 19 m2/ha4.14.131.810.816.45.7
20-39 m2/ha46.110.237.011.242.17.6
40-59 m2/ha33.19.615.68.325.36.6
from 60 m2/ha16.67.615.68.316.15.6
total100.0.100.0.100.0.
VDto 19 m2/ha31.26.924.83.026.02.8
20-39 m2/ha33.37.046.83.544.33.2
40-59 m2/ha17.75.722.52.921.62.6
from 60 m2/ha17.85.76.01.78.11.7
total100.0.100.0.100.0.
VSto 19 m2/ha29.43.446.15.334.82.9
20-39 m2/ha39.13.629.24.835.92.9
40-59 m2/ha23.93.116.84.021.62.5
from 60 m2/ha7.62.07.92.97.71.6
total100.0.100.0.100.0.
ZGto 19 m2/ha44.417.125.022.438.513.9
20-39 m2/ha44.417.150.025.946.214.3
40-59 m2/ha11.110.825.022.415.410.4
from 60 m2/ha......
total100.0.100.0.100.0.
ZHto 19 m2/ha33.327.331.43.931.53.9
20-39 m2/ha66.727.340.74.241.34.1
40-59 m2/ha..25.03.724.53.6
from 60 m2/ha..2.91.42.81.4
total100.0.100.0.100.0.
Switzerlandto 19 m2/ha24.11.328.81.127.00.8
20-39 m2/ha41.11.540.91.141.00.9
40-59 m2/ha25.51.323.31.024.10.8
from 60 m2/ha9.30.97.00.67.80.5
total100.0.100.0.100.0.

calculated by unit of reference: canton

© WSL, Swiss National Forest Inventory, 03.11.2014 #162924/149303

NFI4b

forest area: processes in channels SilvaProtect, modelled and assigned · basal area (standing live trees) · canton
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
grid:
state 2009/13
processes in channels SilvaProtect, modelled and assigned
inside perimeteroutside perimetertotal
cantonbasal area (standing live trees)1000 ha± %1000 ha± %1000 ha± %
AGto 19 m2/ha..18.51218.512
20-39 m2/ha..22.51022.510
40-59 m2/ha..6.8236.823
from 60 m2/ha..0.8700.870
total..48.7248.72
AIto 19 m2/ha0.669..0.669
20-39 m2/ha0.3100..0.3100
40-59 m2/ha1.3451.3452.627
from 60 m2/ha0.6690.6691.345
total2.9241.9344.811
ARto 19 m2/ha0.6690.6691.347
20-39 m2/ha0.31001.0551.347
40-59 m2/ha0.6692.2332.927
from 60 m2/ha0.6691.9362.630
total2.2335.8148.05
BEto 19 m2/ha10.91731.91042.88
20-39 m2/ha27.81037.3965.16
40-59 m2/ha17.11324.31141.48
from 60 m2/ha5.1257.92013.016
total60.96101.34162.32
BL/BSto 19 m2/ha0.41004.1294.527
20-39 m2/ha1.25710.61411.813
40-59 m2/ha..2.0432.043
from 60 m2/ha..0.7710.771
total1.64917.5819.16
FRto 19 m2/ha2.2409.01811.216
20-39 m2/ha4.9267.12112.015
40-59 m2/ha6.0247.92013.814
from 60 m2/ha2.6371.5504.129
total15.71325.4841.13
GEto 19 m2/ha..0.51000.5100
20-39 m2/ha..1.4481.448
40-59 m2/ha..0.41000.4100
from 60 m2/ha......
total..2.2342.234
GLto 19 m2/ha1.9432.3394.227
20-39 m2/ha2.7362.7365.423
40-59 m2/ha0.8701.9432.736
from 60 m2/ha1.9431.5493.531
total7.3198.51715.88
GRto 19 m2/ha18.21318.41336.69
20-39 m2/ha29.71028.21057.96
40-59 m2/ha19.91317.51437.49
from 60 m2/ha4.9265.62510.518
total72.6569.76142.33
JUto 19 m2/ha2.3405.5257.820
20-39 m2/ha4.72710.91615.612
40-59 m2/ha1.2576.6227.820
from 60 m2/ha..2.7362.736
total8.21925.7733.93
LUto 19 m2/ha0.9577.2198.218
20-39 m2/ha3.52914.41217.910
40-59 m2/ha1.6446.7208.218
from 60 m2/ha0.6704.5265.124
total6.62032.8539.33
NEto 19 m2/ha0.31006.5206.820
20-39 m2/ha0.310011.51311.913
40-59 m2/ha1.0577.1198.118
from 60 m2/ha..0.6700.670
total1.64425.8527.44
NWto 19 m2/ha..0.8690.869
20-39 m2/ha1.2550.8691.940
40-59 m2/ha1.2552.3363.526
from 60 m2/ha..0.41000.4100
total2.3364.2226.513
OWto 19 m2/ha2.6363.7296.321
20-39 m2/ha3.0331.9434.924
40-59 m2/ha2.2393.7296.021
from 60 m2/ha0.7701.1571.943
total8.61610.41419.04
SGto 19 m2/ha5.8243.2339.019
20-39 m2/ha9.8188.02017.712
40-59 m2/ha7.2216.92214.114
from 60 m2/ha4.3284.3288.719
total27.1922.41049.54
SHto 19 m2/ha..1.8421.842
20-39 m2/ha..7.5147.514
40-59 m2/ha..3.6273.627
from 60 m2/ha......
total..12.8312.83
SOto 19 m2/ha0.41007.6207.919
20-39 m2/ha0.87015.91216.711
40-59 m2/ha0.41005.7246.123
from 60 m2/ha..0.8700.870
total1.54929.9431.44
SZto 19 m2/ha3.3321.8445.125
20-39 m2/ha3.6305.4249.017
40-59 m2/ha4.3275.1259.416
from 60 m2/ha1.8440.41002.240
total13.01312.71325.75
TGto 19 m2/ha..6.3196.319
20-39 m2/ha2.1366.3198.415
40-59 m2/ha0.9574.3255.222
from 60 m2/ha..1.2491.249
total3.03018.0621.04
TIto 19 m2/ha20.4129.61930.110
20-39 m2/ha33.999.01942.98
40-59 m2/ha16.1141.84417.913
from 60 m2/ha5.026..5.026
total75.5520.41295.94
URto 19 m2/ha0.31002.0402.437
20-39 m2/ha3.7292.4376.021
40-59 m2/ha2.6341.0573.628
from 60 m2/ha1.3491.0572.336
total8.0176.42114.311
VDto 19 m2/ha5.32618.91324.211
20-39 m2/ha5.72535.6941.38
40-59 m2/ha3.03517.11420.112
from 60 m2/ha3.0354.5287.622
total17.11476.2493.23
VSto 19 m2/ha18.51314.11532.69
20-39 m2/ha24.7118.91933.69
40-59 m2/ha15.1145.12520.212
from 60 m2/ha4.8262.4387.221
total63.1530.6993.73
ZGto 19 m2/ha1.7440.41002.137
20-39 m2/ha1.7440.9682.632
40-59 m2/ha0.41000.41000.968
from 60 m2/ha......
total3.9211.7445.69
ZHto 19 m2/ha0.410015.51315.913
20-39 m2/ha0.77020.11120.810
40-59 m2/ha..12.31512.315
from 60 m2/ha..1.4491.449
total1.15749.3250.42
Switzerlandto 19 m2/ha97.36190.24287.53
20-39 m2/ha166.04270.23436.22
40-59 m2/ha102.96154.04256.93
from 60 m2/ha37.51045.9983.56
total403.82660.211064.01

calculated by unit of reference: canton

© WSL, Swiss National Forest Inventory, 03.11.2014 #162925/149304

NFI4b

forest area: processes in channels SilvaProtect, modelled and assigned · basal area (standing live trees) · production region
unit: %
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
grid:
state 2009/13
production region
JuraPlateauPre-AlpsAlpsSouthern AlpsSwitzerland
processes in channels SilvaProtect, modelled and assignedbasal area (standing live trees) %± %± %± %± %± %±
inside perimeterto 19 m2/ha22.25.716.76.219.62.425.61.926.82.723.91.3
20-39 m2/ha50.06.847.38.337.12.940.62.243.83.141.11.5
40-59 m2/ha25.96.019.46.631.12.824.61.922.52.625.71.3
from 60 m2/ha1.91.816.76.212.12.09.21.36.91.69.30.9
total100.0.100.0.100.0.100.0.100.0.100.0.
outside perimeterto 19 m2/ha22.81.931.91.924.02.533.12.438.65.628.71.0
20-39 m2/ha51.72.340.12.030.22.735.52.442.75.740.81.1
40-59 m2/ha21.61.922.51.730.92.722.62.117.44.423.41.0
from 60 m2/ha3.90.95.40.914.92.18.81.41.31.37.10.6
total100.0.100.0.100.0.100.0.100.0.100.0.
totalto 19 m2/ha22.81.831.11.821.81.728.91.529.42.526.90.8
20-39 m2/ha51.52.240.51.933.62.038.41.643.62.740.90.9
40-59 m2/ha22.01.822.41.631.01.923.71.421.42.224.30.8
from 60 m2/ha3.70.86.10.913.61.49.01.05.61.37.90.5
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 #162926/149305

NFI4b

forest area: processes in channels SilvaProtect, modelled and assigned · basal area (standing live trees) · production region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
grid:
state 2009/13
production region
JuraPlateauPre-AlpsAlpsSouthern AlpsSwitzerland
processes in channels SilvaProtect, modelled and assignedbasal area (standing live trees)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
inside perimeterto 19 m2/ha4.4292.14119.81345.3824.81196.56
20-39 m2/ha9.9196.02437.5971.9640.68165.84
40-59 m2/ha5.1262.53831.41043.6820.912103.46
from 60 m2/ha0.41002.14112.31716.2146.42337.310
total19.71312.716100.95177.0392.84403.12
outside perimeterto 19 m2/ha40.2968.2624.91145.5810.218189.04
20-39 m2/ha90.9585.7531.41048.8811.317268.13
40-59 m2/ha38.0948.2832.11031.1104.627153.94
from 60 m2/ha6.92311.61715.51512.1170.410046.59
total176.02213.62103.84137.6426.511657.51
totalto 19 m2/ha44.5870.3644.7890.9635.19285.43
20-39 m2/ha100.8491.7568.86120.7552.07434.02
40-59 m2/ha43.1850.6763.4674.7625.511257.43
from 60 m2/ha7.32213.71627.81128.4116.72283.96
total195.71226.31204.72314.62119.331060.61

calculated by unit of reference: production region

© WSL, Swiss National Forest Inventory, 03.11.2014 #162927/149306

NFI4b

forest area: processes in channels SilvaProtect, modelled and assigned · basal area (standing live trees) · protection forest region
unit: %
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
grid:
state 2009/13
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern AlpsSwitzerland
processes in channels SilvaProtect, modelled and assignedbasal area (standing live trees) %± %± %± %± %± %± %±
inside perimeterto 19 m2/ha20.04.220.12.421.63.129.43.424.83.526.82.724.01.3
20-39 m2/ha48.95.341.43.034.73.639.13.641.43.943.83.141.21.5
40-59 m2/ha23.34.528.62.726.93.323.93.127.43.622.52.625.61.3
from 60 m2/ha7.82.89.91.816.82.87.62.06.42.06.91.69.20.9
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
outside perimeterto 19 m2/ha27.91.431.02.918.53.146.15.327.93.338.65.628.81.1
20-39 m2/ha45.21.530.62.931.43.729.24.840.73.642.75.740.71.1
40-59 m2/ha22.11.327.12.833.23.716.84.023.13.117.44.423.41.0
from 60 m2/ha4.80.611.42.016.93.07.92.98.32.01.31.37.10.6
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
totalto 19 m2/ha27.31.325.41.920.12.234.82.926.52.429.42.527.00.8
20-39 m2/ha45.51.536.22.133.22.635.92.941.02.743.62.740.90.9
40-59 m2/ha22.21.227.82.029.92.521.62.525.12.421.42.224.20.8
from 60 m2/ha5.00.610.61.316.92.07.71.67.41.45.61.37.90.5
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 #162928/149307

NFI4b

forest area: processes in channels SilvaProtect, modelled and assigned · basal area (standing live trees) · protection forest region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
grid:
state 2009/13
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern 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/ha6.42319.81313.31618.51313.71524.81196.66
20-39 m2/ha15.71540.7921.41224.71122.91140.68166.14
40-59 m2/ha7.52228.11116.61415.11415.11420.912103.36
from 60 m2/ha2.5389.71910.4184.8263.5316.42337.310
total32.21098.4561.6663.1555.2692.84403.32
outside perimeterto 19 m2/ha108.7528.51110.21814.11517.81310.218189.64
20-39 m2/ha176.3428.11117.3138.91926.01111.317268.03
40-59 m2/ha86.2624.91118.3135.12514.8154.627153.94
from 60 m2/ha18.61410.5189.3192.4385.3250.410046.49
total389.9192.0555.0630.6963.9626.511657.91
totalto 19 m2/ha115.2548.3823.51132.6931.51035.19286.23
20-39 m2/ha192.1368.9638.7833.6948.8752.07434.02
40-59 m2/ha93.7653.0734.8920.21229.91025.511257.23
from 60 m2/ha21.11320.21319.7127.2218.8196.72283.76
total422.11190.42116.7393.73119.03119.331061.21

calculated by unit of reference: protection forest region

© WSL, Swiss National Forest Inventory, 03.11.2014 #162929/149308

NFI4b

forest area: processes in channels SilvaProtect, modelled and assigned · basal area (standing live trees) · economic region
unit: %
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
grid:
state 2009/13
processes in channels SilvaProtect, modelled and assigned
inside perimeteroutside perimetertotal
economic regionbasal area (standing live trees) %± %± %±
Western Jurato 19 m2/ha22.05.922.32.222.32.0
20-39 m2/ha48.07.150.12.649.92.5
40-59 m2/ha28.06.422.92.223.52.1
from 60 m2/ha2.02.04.61.14.31.0
total100.0.100.0.100.0.
Eastern Jurato 19 m2/ha25.021.724.44.024.43.9
20-39 m2/ha75.021.756.64.657.24.5
40-59 m2/ha..17.43.516.83.4
from 60 m2/ha..1.61.11.61.1
total100.0.100.0.100.0.
Western Plateauto 19 m2/ha20.312.827.64.427.04.2
20-39 m2/ha29.014.339.14.838.24.5
40-59 m2/ha10.19.626.64.325.24.1
from 60 m2/ha40.615.66.72.59.62.8
total100.0.100.0.100.0.
Central Plateauto 19 m2/ha16.710.832.13.231.23.1
20-39 m2/ha50.014.541.03.441.53.3
40-59 m2/ha16.710.820.12.819.92.7
from 60 m2/ha16.710.86.81.87.31.8
total100.0.100.0.100.0.
Eastern Plateauto 19 m2/ha14.39.433.32.832.52.7
20-39 m2/ha57.113.239.82.940.62.8
40-59 m2/ha28.612.122.82.523.12.4
from 60 m2/ha..4.11.23.91.1
total100.0.100.0.100.0.
Western Pre-Alpsto 19 m2/ha20.45.332.76.526.14.2
20-39 m2/ha33.96.221.25.727.94.3
40-59 m2/ha32.26.130.86.431.54.4
from 60 m2/ha13.64.515.35.014.43.3
total100.0.100.0.100.0.
Central Pre-Alpsto 19 m2/ha18.53.528.63.823.92.6
20-39 m2/ha41.14.433.64.037.13.0
40-59 m2/ha32.34.225.73.728.82.8
from 60 m2/ha8.12.412.12.810.21.9
total100.0.100.0.100.0.
Eastern Pre-Alpsto 19 m2/ha20.64.112.53.416.62.7
20-39 m2/ha34.04.830.24.732.13.4
40-59 m2/ha28.94.638.55.033.73.4
from 60 m2/ha16.53.818.84.017.62.7
total100.0.100.0.100.0.
Northwestern Alpsto 19 m2/ha22.24.435.06.027.53.6
20-39 m2/ha46.75.331.75.940.54.0
40-59 m2/ha21.14.326.95.623.53.4
from 60 m2/ha10.03.26.43.18.52.3
total100.0.100.0.100.0.
Central Alpsto 19 m2/ha9.45.222.07.415.74.6
20-39 m2/ha37.78.637.68.637.66.1
40-59 m2/ha34.38.428.08.031.15.8
from 60 m2/ha18.76.912.45.815.64.5
total100.0.100.0.100.0.
Northeastern Alpsto 19 m2/ha30.66.632.38.431.35.2
20-39 m2/ha34.76.829.08.232.55.3
40-59 m2/ha18.45.622.67.520.04.5
from 60 m2/ha16.35.316.16.616.24.1
total100.0.100.0.100.0.
Southwestern Alpsto 19 m2/ha29.43.446.15.334.82.9
20-39 m2/ha39.13.629.24.835.92.9
40-59 m2/ha23.93.116.84.021.62.5
from 60 m2/ha7.62.07.92.97.71.6
total100.0.100.0.100.0.
Southeastern Alpsto 19 m2/ha24.83.527.93.326.52.4
20-39 m2/ha41.43.940.73.641.02.7
40-59 m2/ha27.43.623.13.125.12.4
from 60 m2/ha6.42.08.32.07.41.4
total100.0.100.0.100.0.
Southern Alpsto 19 m2/ha26.82.738.65.629.42.5
20-39 m2/ha43.83.142.75.743.62.7
40-59 m2/ha22.52.617.44.421.42.2
from 60 m2/ha6.91.61.31.35.61.3
total100.0.100.0.100.0.
Switzerlandto 19 m2/ha23.91.328.71.026.90.8
20-39 m2/ha41.11.540.81.140.90.9
40-59 m2/ha25.61.323.51.024.30.8
from 60 m2/ha9.30.97.10.67.90.5
total100.0.100.0.100.0.

calculated by unit of reference: economic region

© WSL, Swiss National Forest Inventory, 03.11.2014 #162930/149309

NFI4b

forest area: processes in channels SilvaProtect, modelled and assigned · basal area (standing live trees) · economic region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
grid:
state 2009/13
processes in channels SilvaProtect, modelled and assigned
inside perimeteroutside perimetertotal
economic regionbasal area (standing live trees)1000 ha± %1000 ha± %1000 ha± %
Western Jurato 19 m2/ha3.93029.31033.29
20-39 m2/ha8.62065.7674.35
40-59 m2/ha5.02630.01035.09
from 60 m2/ha0.41006.1246.423
total17.813131.03148.92
Eastern Jurato 19 m2/ha0.410011.11711.516
20-39 m2/ha1.25725.7926.98
40-59 m2/ha..7.9217.921
from 60 m2/ha..0.7710.771
total1.64945.4347.03
Western Plateauto 19 m2/ha0.87011.91712.716
20-39 m2/ha1.25816.81318.012
40-59 m2/ha0.410011.51711.917
from 60 m2/ha1.6492.9374.529
total4.13143.1547.24
Central Plateauto 19 m2/ha0.67120.81021.510
20-39 m2/ha1.94026.7928.58
40-59 m2/ha0.67113.11413.714
from 60 m2/ha0.6714.4265.024
total3.72865.0368.72
Eastern Plateauto 19 m2/ha0.77135.0835.78
20-39 m2/ha2.93541.8744.77
40-59 m2/ha1.45024.01125.411
from 60 m2/ha..4.3284.328
total5.026105.12110.12
Western Pre-Alpsto 19 m2/ha4.4286.32310.717
20-39 m2/ha7.4214.12911.516
40-59 m2/ha7.0215.92313.015
from 60 m2/ha3.0342.9355.924
total21.81019.21141.14
Central Pre-Alpsto 19 m2/ha8.22014.31522.611
20-39 m2/ha18.31316.81335.18
40-59 m2/ha14.31512.91627.210
from 60 m2/ha3.6316.1249.718
total44.5750.2694.72
Eastern Pre-Alpsto 19 m2/ha7.1214.32811.416
20-39 m2/ha11.81610.41722.111
40-59 m2/ha10.01813.21523.210
from 60 m2/ha5.7246.42312.116
total34.6834.3868.93
Northwestern Alpsto 19 m2/ha7.1217.92015.014
20-39 m2/ha15.0147.22122.111
40-59 m2/ha6.8226.12312.915
from 60 m2/ha3.2331.4504.727
total32.1822.51154.74
Central Alpsto 19 m2/ha1.0572.4373.531
20-39 m2/ha4.2284.2288.318
40-59 m2/ha3.8293.1326.920
from 60 m2/ha2.1401.4493.430
total11.01511.11522.18
Northeastern Alpsto 19 m2/ha5.4253.6309.018
20-39 m2/ha6.1223.2329.317
40-59 m2/ha3.2322.5375.723
from 60 m2/ha2.9341.8444.726
total17.61111.11528.76
Southwestern Alpsto 19 m2/ha18.51314.11532.69
20-39 m2/ha24.7118.91933.69
40-59 m2/ha15.1145.12520.212
from 60 m2/ha4.8262.4387.221
total63.1530.6993.73
Southeastern Alpsto 19 m2/ha13.71517.81331.510
20-39 m2/ha22.91126.01148.87
40-59 m2/ha15.11414.81529.910
from 60 m2/ha3.5315.3258.819
total55.2663.96119.03
Southern Alpsto 19 m2/ha24.81110.21835.19
20-39 m2/ha40.6811.31752.07
40-59 m2/ha20.9124.62725.511
from 60 m2/ha6.4230.41006.722
total92.8426.511119.33
Switzerlandto 19 m2/ha96.96189.14286.03
20-39 m2/ha166.54268.83435.32
40-59 m2/ha103.76154.74258.43
from 60 m2/ha37.71046.5984.26
total404.92659.011063.91

calculated by unit of reference: economic region

© WSL, Swiss National Forest Inventory, 03.11.2014 #162931/149310

NFI4b

forest area: processes in channels SilvaProtect, modelled and assigned · stand stability · biogeographical region
unit: %
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
grid:
state 2009/13
biogeographical region
JuraPlateauNorthern AlpsWestern Central-AlpsEastern Central-AlpsSouthern AlpsSwitzerland
processes in channels SilvaProtect, modelled and assignedstand stability %± %± %± %± %± %± %±
inside perimetercritical..1.61.67.11.29.72.39.22.65.61.46.70.7
less stable35.86.642.86.249.72.349.73.934.24.353.73.148.01.5
stable64.26.655.66.343.22.340.63.856.74.540.63.045.31.5
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
outside perimetercritical2.30.72.60.66.91.317.04.23.81.56.22.74.30.5
less stable31.82.136.91.945.82.526.74.938.93.947.55.737.71.1
stable65.92.260.51.947.42.556.25.557.24.046.35.757.91.1
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
totalcritical2.10.62.50.67.00.912.12.16.21.55.81.35.20.4
less stable32.22.037.51.847.91.742.13.136.82.952.32.741.60.9
stable65.72.160.01.845.11.745.83.257.03.041.92.753.10.9
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 #162932/149311

NFI4b

forest area: processes in channels SilvaProtect, modelled and assigned · stand stability · biogeographical region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
grid:
state 2009/13
biogeographical region
JuraPlateauNorthern AlpsWestern Central-AlpsEastern Central-AlpsSouthern AlpsSwitzerland
processes in channels SilvaProtect, modelled and assignedstand stability1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
inside perimetercritical..0.410012.1175.5243.9305.32527.111
less stable6.8239.51984.1628.01014.51550.97194.04
stable12.21712.41773.0622.91124.01138.49183.14
total19.11322.312169.2356.5642.4794.74404.12
outside perimetercritical4.0306.02410.0194.8262.1411.74528.611
less stable54.0785.6566.577.52121.11213.216248.03
stable112.04140.0468.9715.81431.1912.816380.72
total170.12231.62145.3428.11054.3627.710657.21
totalcritical4.0306.42322.01210.3176.0247.12255.78
less stable60.9795.15150.6435.6835.6964.16441.92
stable124.33152.43141.9438.8855.1651.37563.82
total189.11253.91314.6284.6496.73122.431061.31

calculated by unit of reference: biogeographical region

© WSL, Swiss National Forest Inventory, 03.11.2014 #162933/149312

NFI4b

forest area: processes in channels SilvaProtect, modelled and assigned · stand stability · canton
unit: %
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
grid:
state 2009/13
processes in channels SilvaProtect, modelled and assigned
inside perimeteroutside perimetertotal
cantonstand stability %± %± %±
AGcritical......
less stable..37.24.437.24.4
stable..62.84.462.84.4
total..100.0.100.0.
AIcritical......
less stable33.316.133.319.833.312.5
stable66.715.966.719.866.712.5
total100.0.100.0.100.0.
ARcritical14.313.5..4.04.0
less stable14.313.550.012.040.010.0
stable71.417.250.011.956.010.0
total100.0.100.0.100.0.
BEcritical5.11.64.71.24.81.0
less stable41.63.743.22.942.62.3
stable53.43.752.12.952.62.3
total100.0.100.0.100.0.
BL/BScritical......
less stable25.021.839.77.538.47.1
stable75.021.860.37.561.67.2
total100.0.100.0.100.0.
FRcritical..7.43.24.52.0
less stable52.37.745.66.148.24.8
stable47.77.747.06.147.34.8
total100.0.100.0.100.0.
GEcritical......
less stable..41.923.741.923.7
stable..58.123.758.123.7
total..100.0.100.0.
GLcritical5.35.213.67.49.84.7
less stable63.211.145.510.753.77.9
stable31.610.840.910.636.67.6
total100.0.100.0.100.0.
GRcritical5.81.64.01.44.91.1
less stable41.33.436.53.439.02.4
stable52.93.559.63.556.22.5
total100.0.100.0.100.0.
JUcritical..6.13.04.62.3
less stable33.310.337.86.036.75.2
stable66.710.356.16.158.75.3
total100.0.100.0.100.0.
LUcritical19.08.66.72.58.82.5
less stable57.110.836.44.739.94.4
stable23.89.356.94.951.44.5
total100.0.100.0.100.0.
NEcritical......
less stable40.022.031.45.231.95.1
stable60.022.068.65.268.15.1
total100.0.100.0.100.0.
NWcritical......
less stable66.719.572.713.670.611.2
stable33.319.627.313.729.411.3
total100.0.100.0.100.0.
OWcritical8.75.93.63.65.93.3
less stable69.69.632.28.949.17.0
stable21.78.764.29.245.07.0
total100.0.100.0.100.0.
SGcritical5.32.61.61.63.71.6
less stable53.35.846.86.450.44.3
stable41.35.751.66.446.04.3
total100.0.100.0.100.0.
SHcritical..2.82.82.82.8
less stable..25.07.325.07.3
stable..72.27.472.27.4
total..100.0.100.0.
SOcritical..1.31.31.21.2
less stable100.0.34.25.437.35.3
stable..64.65.461.45.4
total100.0.100.0.100.0.
SZcritical11.15.35.73.98.43.3
less stable47.28.442.98.445.15.9
stable41.68.251.48.546.56.0
total100.0.100.0.100.0.
TGcritical..3.32.32.82.0
less stable40.015.640.36.440.25.9
stable60.015.656.46.456.95.9
total100.0.100.0.100.0.
TIcritical6.61.76.83.36.71.5
less stable55.93.452.76.655.33.0
stable37.43.340.56.538.13.0
total100.0.100.0.100.0.
URcritical8.35.616.38.611.85.0
less stable33.79.752.611.542.17.6
stable58.010.131.110.646.17.6
total100.0.100.0.100.0.
VDcritical11.14.73.01.24.51.3
less stable48.97.529.93.233.43.0
stable40.07.367.13.362.13.1
total100.0.100.0.100.0.
VScritical9.82.215.73.911.71.9
less stable49.43.725.84.641.73.0
stable40.83.658.55.246.63.0
total100.0.100.0.100.0.
ZGcritical......
less stable44.417.1..30.813.2
stable55.617.0100.0.69.213.3
total100.0.100.0.100.0.
ZHcritical33.327.33.61.64.21.7
less stable33.327.335.04.035.04.0
stable33.327.361.44.160.84.1
total100.0.100.0.100.0.
Switzerlandcritical6.70.74.30.55.20.4
less stable48.11.537.71.141.70.9
stable45.21.558.01.153.10.9
total100.0.100.0.100.0.

calculated by unit of reference: canton

© WSL, Swiss National Forest Inventory, 03.11.2014 #162934/149313

NFI4b

forest area: processes in channels SilvaProtect, modelled and assigned · stand stability · canton
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
grid:
state 2009/13
processes in channels SilvaProtect, modelled and assigned
inside perimeteroutside perimetertotal
cantonstand stability1000 ha± %1000 ha± %1000 ha± %
AGcritical......
less stable..18.11218.112
stable..30.6730.67
total..48.7248.72
AIcritical......
less stable1.0540.6691.639
stable1.9341.3453.222
total2.9241.9344.811
ARcritical0.3100..0.3100
less stable0.31002.9283.225
stable1.6412.9274.518
total2.2335.8148.05
BEcritical3.1334.8267.920
less stable25.31143.8869.16
stable32.5952.8785.35
total60.96101.34162.32
BL/BScritical......
less stable0.41006.9207.319
stable1.25710.51511.713
total1.64917.5819.16
FRcritical..1.9441.944
less stable8.22011.61619.810
stable7.52011.91519.411
total15.71325.4841.13
GEcritical......
less stable..0.9650.965
stable..1.3541.354
total..2.2342.234
GLcritical0.41001.2571.549
less stable4.6263.9298.517
stable2.3393.5315.822
total7.3198.51715.88
GRcritical4.2292.8356.922
less stable30.01025.41155.57
stable38.4941.5879.95
total72.6569.76142.33
JUcritical..1.6491.649
less stable2.7369.71712.415
stable5.52514.41319.99
total8.21925.7733.93
LUcritical1.3492.2373.529
less stable3.82811.91415.711
stable1.64418.61020.29
total6.62032.8539.33
NEcritical......
less stable0.6708.1188.717
stable1.05717.7918.78
total1.64425.8527.44
NWcritical......
less stable1.5463.1294.620
stable0.8691.2551.940
total2.3364.2226.513
OWcritical0.7700.41001.157
less stable6.0213.4319.315
stable1.9436.7208.616
total8.61610.41419.04
SGcritical1.4500.41001.844
less stable14.51410.51724.910
stable11.21611.61622.810
total27.1922.41049.54
SHcritical..0.41000.4100
less stable..3.2293.229
stable..9.3119.311
total..12.8312.83
SOcritical..0.41000.4100
less stable1.54910.21711.715
stable..19.3919.39
total1.54929.9431.44
SZcritical1.4490.7702.240
less stable6.2225.42311.614
stable5.4236.52111.914
total13.01312.71325.75
TGcritical..0.6700.670
less stable1.2497.2178.415
stable1.83910.21311.911
total3.03018.0621.04
TIcritical5.0261.4506.423
less stable42.2810.71853.07
stable28.3108.32036.59
total75.5520.41295.94
URcritical0.7701.0581.744
less stable2.7343.3306.021
stable4.6242.0396.619
total8.0176.42114.311
VDcritical1.9442.3404.230
less stable8.32122.81131.19
stable6.82351.1657.96
total17.11476.2493.23
VScritical6.2234.82611.017
less stable31.297.92039.18
stable25.71017.91343.67
total63.1530.6993.73
ZGcritical......
less stable1.744..1.744
stable2.1371.7443.921
total3.9211.7445.69
ZHcritical0.41001.8442.140
less stable0.410017.31217.612
stable0.410030.3730.77
total1.15749.3250.42
Switzerlandcritical27.01128.41155.38
less stable194.34248.93443.32
stable182.44382.92565.42
total403.82660.211064.01

calculated by unit of reference: canton

© WSL, Swiss National Forest Inventory, 03.11.2014 #162935/149314

NFI4b

forest area: processes in channels SilvaProtect, modelled and assigned · stand stability · production region
unit: %
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
grid:
state 2009/13
production region
JuraPlateauPre-AlpsAlpsSouthern AlpsSwitzerland
processes in channels SilvaProtect, modelled and assignedstand stability %± %± %± %± %± %±
inside perimetercritical..2.82.76.81.58.21.25.71.46.70.7
less stable35.26.538.98.146.83.047.92.253.43.148.01.5
stable64.86.558.48.246.43.043.92.240.83.045.31.5
total100.0.100.0.100.0.100.0.100.0.100.0.
outside perimetercritical2.50.72.50.66.91.57.31.36.52.84.40.5
less stable31.52.137.52.045.82.937.82.448.15.837.71.1
stable66.02.260.02.047.22.954.92.545.55.857.91.1
total100.0.100.0.100.0.100.0.100.0.100.0.
totalcritical2.20.62.50.66.91.17.80.95.91.35.20.4
less stable31.92.037.61.946.32.143.51.652.22.741.60.9
stable65.92.059.91.946.82.148.71.741.92.753.10.9
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 #162936/149315
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