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NFI4b

forest area: avalanches SilvaProtect, modelled and assigned · type of next treatment (interview survey) · production region
unit: %
unit of evaluation: accessible forest excluding shrub forest
grid:
state 2009/13
production region
JuraPlateauPre-AlpsAlpsSouthern AlpsSwitzerland
avalanches SilvaProtect, modelled and assignedtype of next treatment (interview survey) %± %± %± %± %± %±
inside perimeterno treatment30.712.8..18.96.440.63.659.17.939.82.9
tending....10.85.14.21.5..4.31.2
thinning7.77.4..16.26.15.31.6..6.11.4
establishment cut23.111.7..5.43.711.62.32.62.510.01.8
removal cut7.77.4....3.21.32.62.52.91.0
plentering15.410.0..5.43.70.50.5..1.80.8
thinning of mountain forest15.410.0..43.28.234.73.533.37.534.72.8
coppice cut............
conversion............
transformation............
sanitary felling............
plentering in broadleaf forest............
tending of forest edge............
planting............
agrosilvicultural treatments........2.62.50.40.4
total100.0...100.0.100.0.100.0.100.0.
outside perimeterno treatment11.41.45.20.921.81.756.01.669.42.332.50.8
tending9.21.214.61.48.71.26.20.81.80.78.40.5
thinning27.31.935.71.917.51.66.70.86.31.218.50.7
establishment cut13.81.516.01.414.51.59.41.04.31.011.90.6
removal cut5.21.06.71.02.80.71.50.42.30.83.60.3
plentering12.21.41.80.510.61.31.10.30.30.34.90.4
thinning of mountain forest1.70.50.20.214.41.514.81.29.91.58.60.5
coppice cut0.60.30.50.3....4.11.00.70.1
conversion0.20.21.10.40.50.30.10.10.80.40.50.1
transformation..0.30.20.30.2....0.10.1
sanitary felling2.20.61.40.51.00.41.00.30.30.31.20.2
plentering in broadleaf forest7.01.114.01.44.30.80.90.3..5.30.4
tending of forest edge1.30.51.80.51.70.50.70.30.50.41.20.2
planting0.20.2........0.00.0
agrosilvicultural treatments7.71.10.90.41.90.61.70.40.30.32.50.3
total100.0.100.0.100.0.100.0.100.0.100.0.
totalno treatment11.91.45.20.921.61.753.41.568.42.233.10.7
tending9.01.214.61.48.81.15.80.71.60.68.10.5
thinning26.91.935.71.917.41.56.50.75.81.117.50.6
establishment cut14.11.516.01.414.01.49.70.94.11.011.70.6
removal cut5.20.96.71.02.60.61.80.42.30.73.50.3
plentering12.31.41.80.510.21.21.00.30.20.24.70.4
thinning of mountain forest2.00.60.20.216.11.518.21.212.01.610.80.5
coppice cut0.50.30.50.3....3.70.90.70.1
conversion0.20.21.10.40.50.30.10.10.70.40.40.1
transformation..0.30.20.30.2....0.10.1
sanitary felling2.20.61.40.51.00.40.80.30.20.21.10.2
plentering in broadleaf forest6.81.114.01.44.10.80.70.3..4.80.4
tending of forest edge1.30.51.80.51.60.50.50.20.50.31.10.2
planting0.20.2........0.00.0
agrosilvicultural treatments7.61.10.90.41.80.51.40.40.50.32.30.3
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 #161857/148236

NFI4b

forest area: avalanches SilvaProtect, modelled and assigned · type of next treatment (interview survey) · production region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest
grid:
state 2009/13
production region
JuraPlateauPre-AlpsAlpsSouthern AlpsSwitzerland
avalanches SilvaProtect, modelled and assignedtype of next treatment (interview survey)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
inside perimeterno treatment1.550..2.53826.7118.22038.89
tending....1.4502.835..4.229
thinning0.4100..2.2413.531..6.024
establishment cut1.158..0.7717.6210.41009.819
removal cut0.4100....2.1410.41002.835
plentering0.771..0.7710.3100..1.845
thinning of mountain forest0.771..5.82522.8124.62733.910
coppice cut............
conversion............
transformation............
sanitary felling............
plentering in broadleaf forest............
tending of forest edge............
planting............
agrosilvicultural treatments........0.41000.4100
total4.727..13.31665.7713.81597.66
outside perimeterno treatment22.61211.91745.48179.8497.04356.83
tending18.31433.7918.01419.8132.53892.36
thinning54.0782.6536.4921.5128.919203.44
establishment cut27.41136.9930.31030.1106.024130.65
removal cut10.21815.5155.8254.8273.23339.59
plentering24.1124.22922.0123.5310.410054.18
thinning of mountain forest3.3330.410029.91047.4813.81594.86
coppice cut1.1581.158....5.7257.821
conversion0.41002.5381.1580.31001.1585.326
transformation..0.7710.771....1.450
sanitary felling4.4293.2332.2413.1330.410013.216
plentering in broadleaf forest13.91632.3109.0202.835..58.07
tending of forest edge2.6384.2293.6312.1410.77113.216
planting0.4100........0.4100
agrosilvicultural treatments15.3152.1413.9305.6250.410027.311
total197.82231.31208.32320.82139.931098.11
totalno treatment24.11211.91747.98206.43105.24395.62
tending18.31433.7919.51322.5122.53896.56
thinning54.4782.6538.6925.0118.919209.44
establishment cut28.51136.9931.01037.796.423140.45
removal cut10.61815.5155.8256.9223.53142.39
plentering24.8114.22922.7123.8300.410055.98
thinning of mountain forest4.0300.410035.7970.2618.413128.75
coppice cut1.1581.158....5.7257.821
conversion0.41002.5381.1580.31001.1585.326
transformation..0.7710.771....1.450
sanitary felling4.4293.2332.2413.1330.410013.216
plentering in broadleaf forest13.91632.3109.0202.835..58.07
tending of forest edge2.6384.2293.6312.1410.77113.216
planting0.4100........0.4100
agrosilvicultural treatments15.3152.1413.9305.6250.77127.711
total202.61231.31221.62386.51153.821195.81

calculated by unit of reference: production region

© WSL, Swiss National Forest Inventory, 03.11.2014 #161858/148237

NFI4b

forest area: avalanches SilvaProtect, modelled and assigned · type of next treatment (interview survey) · 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
avalanches SilvaProtect, modelled and assignedtype of next treatment (interview survey) %± %± %± %± %± %± %±
inside perimeterno treatment30.812.822.05.423.46.541.15.859.66.859.17.939.82.9
tending..8.53.67.03.91.41.45.83.2..4.31.2
thinning7.77.413.64.57.03.94.12.33.82.7..6.11.4
establishment cut23.111.73.42.47.03.913.74.017.35.22.62.510.01.8
removal cut7.77.43.42.47.03.91.41.4..2.62.52.91.0
plentering15.410.01.71.74.63.2......1.80.8
thinning of mountain forest15.410.047.56.544.17.638.35.713.54.733.37.534.72.8
coppice cut..............
conversion..............
transformation..............
sanitary felling..............
plentering in broadleaf forest..............
tending of forest edge..............
planting..............
agrosilvicultural treatments..........2.62.50.40.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
outside perimeterno treatment8.00.825.11.935.22.660.03.063.12.569.42.332.50.8
tending12.20.910.21.35.11.25.81.55.71.21.80.78.40.5
thinning31.91.315.01.616.22.05.41.43.81.06.31.218.50.7
establishment cut15.01.011.11.412.81.88.41.712.41.74.31.011.90.6
removal cut6.00.73.30.81.40.60.80.51.60.72.30.83.60.3
plentering6.50.79.81.33.10.90.40.42.20.80.30.34.90.4
thinning of mountain forest0.80.319.01.713.71.816.12.38.31.49.91.58.60.5
coppice cut0.50.2........4.11.00.70.1
conversion0.70.20.80.4......0.80.40.50.1
transformation0.20.10.20.20.30.3......0.10.1
sanitary felling1.70.41.50.50.90.51.50.8..0.30.31.20.2
plentering in broadleaf forest10.80.91.20.57.71.4......5.30.4
tending of forest edge1.60.40.60.32.30.8..1.40.60.50.41.20.2
planting0.10.1..........0.00.0
agrosilvicultural treatments4.00.62.30.71.40.61.60.81.60.70.30.32.50.3
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
totalno treatment8.20.824.81.833.92.455.92.762.72.368.42.233.10.7
tending12.00.910.01.25.31.14.81.25.71.11.60.68.10.5
thinning31.71.314.81.515.21.85.11.23.80.95.81.117.50.6
establishment cut15.11.010.31.312.11.69.61.613.01.64.11.011.70.6
removal cut6.00.73.30.72.00.70.90.51.40.62.30.73.50.3
plentering6.60.79.01.23.30.90.30.31.90.70.20.24.60.4
thinning of mountain forest1.00.321.91.717.01.921.02.29.01.412.01.610.80.5
coppice cut0.50.2........3.70.90.70.1
conversion0.70.20.70.3......0.70.40.40.1
transformation0.20.10.20.20.30.3......0.10.1
sanitary felling1.70.41.40.50.80.41.20.6..0.20.21.10.2
plentering in broadleaf forest10.70.91.00.46.81.3......4.80.4
tending of forest edge1.60.40.50.32.00.7..1.20.50.50.31.10.2
planting0.10.1..........0.00.0
agrosilvicultural treatments4.00.62.10.61.30.61.20.61.40.60.50.32.30.3
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 #161859/148238

NFI4b

forest area: avalanches SilvaProtect, modelled and assigned · type of next treatment (interview survey) · 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
avalanches SilvaProtect, modelled and assignedtype of next treatment (interview survey)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
inside perimeterno treatment1.4504.7283.53110.31810.9178.22039.09
tending..1.8451.0580.31001.158..4.229
thinning0.41002.9351.0581.0580.771..6.024
establishment cut1.1580.7711.0583.4313.2330.41009.819
removal cut0.41000.7711.0580.3100..0.41002.835
plentering0.7710.41000.771......1.845
thinning of mountain forest0.77110.1196.6229.6182.5384.62734.010
coppice cut..............
conversion..............
transformation..............
sanitary felling..............
plentering in broadleaf forest..............
tending of forest edge..............
planting..............
agrosilvicultural treatments..........0.41000.4100
total4.72821.31214.91525.01118.31313.81598.06
outside perimeterno treatment34.31047.2842.7853.6682.4597.04357.43
tending52.2819.1136.2235.2257.4212.53892.66
thinning137.0428.11119.7124.8264.9268.919203.54
establishment cut64.4720.91315.5147.52116.2146.024130.55
removal cut25.8116.1241.7450.7712.1413.23339.69
plentering27.91118.4133.8300.31002.8350.410053.68
thinning of mountain forest3.63235.7916.61414.41510.91713.81595.06
coppice cut2.141........5.7257.821
conversion2.9351.450......1.1585.426
transformation0.7710.41000.3100......1.450
sanitary felling7.5222.9351.0581.450..0.410013.216
plentering in broadleaf forest46.582.2419.319......58.07
tending of forest edge6.8231.1582.835..1.8450.77113.116
planting0.4100..........0.4100
agrosilvicultural treatments17.2144.3291.8451.4502.1410.410027.211
total429.31187.92121.6389.44130.63139.931098.71
totalno treatment35.81051.9746.2863.9693.34105.24396.42
tending52.2820.9137.3215.5258.4202.53896.96
thinning137.4431.01020.8125.8245.6258.919209.54
establishment cut65.5721.61216.51411.01719.3136.423140.35
removal cut26.1116.9232.8351.0582.1413.53142.49
plentering28.61118.8134.5270.31002.8350.410055.48
thinning of mountain forest4.32945.8823.21124.01113.41618.413129.05
coppice cut2.141........5.7257.821
conversion2.9351.450......1.1585.426
transformation0.7710.41000.3100......1.450
sanitary felling7.5222.9351.0581.450..0.410013.216
plentering in broadleaf forest46.582.2419.319......58.07
tending of forest edge6.8231.1582.835..1.8450.77113.116
planting0.4100..........0.4100
agrosilvicultural treatments17.2144.3291.8451.4502.1410.77127.511
total434.01209.22136.52114.43148.92153.821196.71

calculated by unit of reference: protection forest region

© WSL, Swiss National Forest Inventory, 03.11.2014 #161860/148239

NFI4b

forest area: avalanches SilvaProtect, modelled and assigned · type of next treatment (interview survey) · economic region
unit: %
unit of evaluation: accessible forest excluding shrub forest
grid:
state 2009/13
avalanches SilvaProtect, modelled and assigned
inside perimeteroutside perimetertotal
economic regiontype of next treatment (interview survey) %± %± %±
Western Jurano treatment31.012.912.21.612.71.6
tending..7.81.37.61.3
thinning7.77.423.12.122.62.0
establishment cut23.011.714.81.715.01.7
removal cut7.77.45.01.15.11.1
plentering15.310.015.71.815.71.7
thinning of mountain forest15.310.02.10.72.50.8
coppice cut..0.70.40.70.4
conversion......
transformation......
sanitary felling..2.60.82.50.8
plentering in broadleaf forest..4.81.04.61.0
tending of forest edge..1.00.50.90.5
planting..0.20.20.20.2
agrosilvicultural treatments..10.11.59.81.4
total100.0.100.0.100.0.
Eastern Jurano treatment..9.02.69.02.6
tending..14.03.114.03.1
thinning..41.74.541.74.5
establishment cut..10.72.810.72.8
removal cut..5.72.15.72.1
plentering......
thinning of mountain forest......
coppice cut......
conversion..0.80.80.80.8
transformation......
sanitary felling..0.80.80.80.8
plentering in broadleaf forest..14.83.214.83.2
tending of forest edge..2.51.42.51.4
planting......
agrosilvicultural treatments......
total..100.0.100.0.
Western Plateauno treatment..8.52.68.52.6
tending..20.33.720.33.7
thinning..28.64.228.64.2
establishment cut..20.03.720.03.7
removal cut..10.92.910.92.9
plentering......
thinning of mountain forest......
coppice cut..1.71.21.71.2
conversion......
transformation......
sanitary felling..4.21.94.21.9
plentering in broadleaf forest......
tending of forest edge..1.71.21.71.2
planting......
agrosilvicultural treatments..4.11.84.11.8
total..100.0.100.0.
Central Plateauno treatment..4.01.34.01.3
tending..13.52.313.52.3
thinning..39.43.339.43.3
establishment cut..21.12.721.12.7
removal cut..5.41.55.41.5
plentering..3.61.23.61.2
thinning of mountain forest..0.40.40.40.4
coppice cut......
conversion..1.30.81.30.8
transformation..0.90.60.90.6
sanitary felling..0.90.60.90.6
plentering in broadleaf forest..8.11.88.11.8
tending of forest edge..1.30.81.30.8
planting......
agrosilvicultural treatments......
total..100.0.100.0.
Eastern Plateauno treatment..4.71.24.71.2
tending..13.21.913.21.9
thinning..36.02.736.02.7
establishment cut..10.71.710.71.7
removal cut..6.01.36.01.3
plentering..1.30.61.30.6
thinning of mountain forest......
coppice cut..0.30.30.30.3
conversion..1.30.61.30.6
transformation......
sanitary felling..0.60.40.60.4
plentering in broadleaf forest..23.32.423.32.4
tending of forest edge..2.20.82.20.8
planting......
agrosilvicultural treatments..0.30.30.30.3
total..100.0.100.0.
Western Pre-Alpsno treatment10.610.121.03.820.33.6
tending33.515.811.43.013.03.0
thinning33.515.815.83.417.13.4
establishment cut..22.03.920.33.6
removal cut..1.81.21.61.1
plentering..4.41.94.11.8
thinning of mountain forest22.314.017.63.617.93.5
coppice cut......
conversion......
transformation..0.90.90.80.8
sanitary felling..2.61.52.41.4
plentering in broadleaf forest......
tending of forest edge..0.90.90.80.8
planting......
agrosilvicultural treatments..1.71.21.61.1
total100.0.100.0.100.0.
Central Pre-Alpsno treatment25.09.718.82.419.22.4
tending..9.61.88.91.7
thinning10.06.716.52.316.02.2
establishment cut..8.81.88.21.6
removal cut..4.61.34.31.2
plentering5.04.917.22.316.42.2
thinning of mountain forest60.011.018.42.421.42.4
coppice cut......
conversion..1.10.71.10.6
transformation......
sanitary felling......
plentering in broadleaf forest..2.30.92.10.9
tending of forest edge..0.80.50.70.5
planting......
agrosilvicultural treatments..1.90.91.80.8
total100.0.100.0.100.0.
Eastern Pre-Alpsno treatment12.511.726.13.125.63.0
tending12.511.75.91.76.21.7
thinning12.511.719.72.819.42.7
establishment cut25.015.317.72.718.02.6
removal cut..1.00.70.90.7
plentering12.511.75.41.65.71.6
thinning of mountain forest25.015.37.41.88.11.9
coppice cut......
conversion......
transformation..0.50.50.50.5
sanitary felling..1.50.81.40.8
plentering in broadleaf forest..9.42.09.02.0
tending of forest edge..3.41.33.31.2
planting......
agrosilvicultural treatments..2.01.01.90.9
total100.0.100.0.100.0.
Northwestern Alpsno treatment23.37.739.74.136.93.6
tending6.74.610.32.59.72.2
thinning10.05.511.62.711.42.4
establishment cut6.74.66.82.16.81.9
removal cut6.74.62.11.22.81.3
plentering..0.70.70.60.6
thinning of mountain forest46.79.121.23.425.63.3
coppice cut......
conversion..0.70.70.60.6
transformation......
sanitary felling..3.51.52.91.3
plentering in broadleaf forest......
tending of forest edge......
planting......
agrosilvicultural treatments..3.41.52.91.3
total100.0.100.0.100.0.
Central Alpsno treatment23.910.447.96.143.15.4
tending11.77.83.02.14.72.3
thinning5.95.713.44.211.93.5
establishment cut..7.43.25.92.6
removal cut11.77.81.51.53.52.0
plentering......
thinning of mountain forest46.812.125.45.329.75.0
coppice cut......
conversion......
transformation......
sanitary felling......
plentering in broadleaf forest......
tending of forest edge......
planting......
agrosilvicultural treatments..1.51.51.21.2
total100.0.100.0.100.0.
Northeastern Alpsno treatment27.810.644.95.741.75.1
tending..5.12.54.22.0
thinning5.65.410.33.59.43.0
establishment cut5.65.45.12.55.22.3
removal cut5.65.42.61.83.11.8
plentering5.65.4..1.01.0
thinning of mountain forest50.011.820.54.626.04.5
coppice cut......
conversion......
transformation......
sanitary felling......
plentering in broadleaf forest..10.23.48.32.8
tending of forest edge..1.31.31.01.0
planting......
agrosilvicultural treatments......
total100.0.100.0.100.0.
Southwestern Alpsno treatment41.15.860.03.055.92.7
tending1.41.45.81.54.81.2
thinning4.12.35.41.45.11.2
establishment cut13.74.08.41.79.61.6
removal cut1.41.40.80.50.90.5
plentering..0.40.40.30.3
thinning of mountain forest38.35.716.12.321.02.2
coppice cut......
conversion......
transformation......
sanitary felling..1.50.81.20.6
plentering in broadleaf forest......
tending of forest edge......
planting......
agrosilvicultural treatments..1.60.81.20.6
total100.0.100.0.100.0.
Southeastern Alpsno treatment59.66.863.12.562.72.3
tending5.83.25.71.25.71.1
thinning3.82.73.81.03.80.9
establishment cut17.35.212.41.713.01.6
removal cut..1.60.71.40.6
plentering..2.20.81.90.7
thinning of mountain forest13.54.78.31.49.01.4
coppice cut......
conversion......
transformation......
sanitary felling......
plentering in broadleaf forest......
tending of forest edge..1.40.61.20.5
planting......
agrosilvicultural treatments..1.60.71.40.6
total100.0.100.0.100.0.
Southern Alpsno treatment59.17.969.42.368.42.2
tending..1.80.71.60.6
thinning..6.31.25.81.1
establishment cut2.62.54.31.04.11.0
removal cut2.62.52.30.82.30.7
plentering..0.30.30.20.2
thinning of mountain forest33.37.59.91.512.01.6
coppice cut..4.11.03.70.9
conversion..0.80.40.70.4
transformation......
sanitary felling..0.30.30.20.2
plentering in broadleaf forest......
tending of forest edge..0.50.40.50.3
planting......
agrosilvicultural treatments2.62.50.30.30.50.3
total100.0.100.0.100.0.
Switzerlandno treatment39.72.932.50.833.10.7
tending4.31.28.50.58.10.5
thinning6.21.418.50.717.50.6
establishment cut10.01.811.90.611.70.5
removal cut2.91.03.60.33.60.3
plentering1.80.84.80.44.60.3
thinning of mountain forest34.72.88.70.510.80.5
coppice cut..0.70.20.70.1
conversion..0.50.10.40.1
transformation..0.10.10.10.1
sanitary felling..1.20.21.10.2
plentering in broadleaf forest..5.30.44.80.4
tending of forest edge..1.20.21.10.2
planting..0.00.00.00.0
agrosilvicultural treatments0.40.42.50.32.30.3
total100.0.100.0.100.0.

calculated by unit of reference: economic region

© WSL, Swiss National Forest Inventory, 03.11.2014 #161861/148240

NFI4b

forest area: avalanches SilvaProtect, modelled and assigned · type of next treatment (interview survey) · economic region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest
grid:
state 2009/13
avalanches SilvaProtect, modelled and assigned
inside perimeteroutside perimetertotal
economic regiontype of next treatment (interview survey)1000 ha± %1000 ha± %1000 ha± %
Western Jurano treatment1.45018.21319.713
tending..11.81711.817
thinning0.410034.6935.09
establishment cut1.15822.11223.212
removal cut0.41007.5217.821
plentering0.77123.51124.311
thinning of mountain forest0.7713.2333.930
coppice cut..1.1581.158
conversion......
transformation......
sanitary felling..3.9303.930
plentering in broadleaf forest..7.1227.122
tending of forest edge..1.4501.450
planting..0.41000.4100
agrosilvicultural treatments..15.11515.115
total4.627150.02154.72
Eastern Jurano treatment..4.4294.429
tending..6.7236.723
thinning..20.11120.111
establishment cut..5.1265.126
removal cut..2.8372.837
plentering......
thinning of mountain forest......
coppice cut......
conversion..0.41000.4100
transformation......
sanitary felling..0.41000.4100
plentering in broadleaf forest..7.1227.122
tending of forest edge..1.2571.257
planting......
agrosilvicultural treatments......
total..48.2248.22
Western Plateauno treatment..4.1304.130
tending..9.9189.918
thinning..14.01514.015
establishment cut..9.8199.819
removal cut..5.3275.327
plentering......
thinning of mountain forest......
coppice cut..0.8700.870
conversion......
transformation......
sanitary felling..2.1442.144
plentering in broadleaf forest......
tending of forest edge..0.8700.870
planting......
agrosilvicultural treatments..2.0442.044
total..48.7348.73
Central Plateauno treatment..2.8332.833
tending..9.3179.317
thinning..27.2927.29
establishment cut..14.61314.613
removal cut..3.7283.728
plentering..2.5352.535
thinning of mountain forest..0.31000.3100
coppice cut......
conversion..0.9570.957
transformation..0.6710.671
sanitary felling..0.6710.671
plentering in broadleaf forest..5.6235.623
tending of forest edge..0.9570.957
planting......
agrosilvicultural treatments......
total..69.1269.12
Eastern Plateauno treatment..5.4255.425
tending..15.01415.014
thinning..40.8840.88
establishment cut..12.21612.216
removal cut..6.8226.822
plentering..1.4501.450
thinning of mountain forest......
coppice cut..0.41000.4100
conversion..1.4501.450
transformation......
sanitary felling..0.7710.771
plentering in broadleaf forest..26.51026.510
tending of forest edge..2.5382.538
planting......
agrosilvicultural treatments..0.41000.4100
total..113.32113.32
Western Pre-Alpsno treatment0.41008.9199.218
tending1.1574.8265.923
thinning1.1576.7227.820
establishment cut..9.3189.318
removal cut..0.7700.770
plentering..1.9441.944
thinning of mountain forest0.7707.4218.120
coppice cut......
conversion......
transformation..0.41000.4100
sanitary felling..1.1581.158
plentering in broadleaf forest......
tending of forest edge..0.41000.4100
planting......
agrosilvicultural treatments..0.7710.771
total3.33342.1445.54
Central Pre-Alpsno treatment1.84417.61319.413
tending..9.0199.019
thinning0.77115.41416.114
establishment cut..8.2208.220
removal cut..4.3284.328
plentering0.410016.11416.514
thinning of mountain forest4.32817.21321.512
coppice cut......
conversion..1.1581.158
transformation......
sanitary felling......
plentering in broadleaf forest..2.2402.240
tending of forest edge..0.7710.771
planting......
agrosilvicultural treatments..1.8451.845
total7.22293.63100.82
Eastern Pre-Alpsno treatment0.410018.91219.312
tending0.41004.3284.627
thinning0.410014.31414.614
establishment cut0.77112.91513.615
removal cut..0.7710.771
plentering0.41003.9294.328
thinning of mountain forest0.7715.4256.123
coppice cut......
conversion......
transformation..0.41000.4100
sanitary felling..1.1571.157
plentering in broadleaf forest..6.8226.822
tending of forest edge..2.5372.537
planting......
agrosilvicultural treatments..1.4501.450
total2.93572.5375.33
Northwestern Alpsno treatment2.53720.71123.210
tending0.7715.4256.123
thinning1.1576.1237.221
establishment cut0.7713.6314.328
removal cut0.7711.1571.844
plentering..0.41000.4100
thinning of mountain forest5.02611.11716.113
coppice cut......
conversion..0.41000.4100
transformation......
sanitary felling..1.8451.845
plentering in broadleaf forest......
tending of forest edge......
planting......
agrosilvicultural treatments..1.8441.844
total10.71752.2562.94
Central Alpsno treatment1.45011.11612.515
tending0.7700.7701.449
thinning0.31003.1323.531
establishment cut..1.7441.744
removal cut0.7700.31001.057
plentering......
thinning of mountain forest2.7345.9238.618
coppice cut......
conversion......
transformation......
sanitary felling......
plentering in broadleaf forest......
tending of forest edge......
planting......
agrosilvicultural treatments..0.31000.3100
total5.92323.3929.17
Northeastern Alpsno treatment1.84412.51514.313
tending..1.4491.449
thinning0.41002.9353.232
establishment cut0.41001.4491.844
removal cut0.41000.7701.157
plentering0.4100..0.4100
thinning of mountain forest3.2325.7239.018
coppice cut......
conversion......
transformation......
sanitary felling......
plentering in broadleaf forest..2.9342.934
tending of forest edge..0.41000.4100
planting......
agrosilvicultural treatments......
total6.42227.9734.45
Southwestern Alpsno treatment10.31853.6663.96
tending0.31005.2255.525
thinning1.0584.8265.824
establishment cut3.4317.52111.017
removal cut0.31000.7711.058
plentering..0.31000.3100
thinning of mountain forest9.61814.41524.011
coppice cut......
conversion......
transformation......
sanitary felling..1.4501.450
plentering in broadleaf forest......
tending of forest edge......
planting......
agrosilvicultural treatments..1.4501.450
total25.01189.44114.43
Southeastern Alpsno treatment10.91782.4593.34
tending1.1587.4218.420
thinning0.7714.9265.625
establishment cut3.23316.21419.313
removal cut..2.1412.141
plentering..2.8352.835
thinning of mountain forest2.53810.91713.416
coppice cut......
conversion......
transformation......
sanitary felling......
plentering in broadleaf forest......
tending of forest edge..1.8451.845
planting......
agrosilvicultural treatments..2.1412.141
total18.313130.63148.92
Southern Alpsno treatment8.22097.04105.24
tending..2.5382.538
thinning..8.9198.919
establishment cut0.41006.0246.423
removal cut0.41003.2333.531
plentering..0.41000.4100
thinning of mountain forest4.62713.81518.413
coppice cut..5.7255.725
conversion..1.1581.158
transformation......
sanitary felling..0.41000.4100
plentering in broadleaf forest......
tending of forest edge..0.7710.771
planting......
agrosilvicultural treatments0.41000.41000.771
total13.815139.93153.82
Switzerlandno treatment39.09357.73396.82
tending4.32993.3697.66
thinning6.024203.74209.84
establishment cut9.819130.65140.45
removal cut2.83539.9942.89
plentering1.84553.2855.08
thinning of mountain forest34.11095.36129.55
coppice cut..7.9217.921
conversion..5.3265.326
transformation..1.3501.350
sanitary felling..13.41613.416
plentering in broadleaf forest..58.1758.17
tending of forest edge..13.31613.316
planting..0.41000.4100
agrosilvicultural treatments0.410027.41127.811
total98.261100.911199.11

calculated by unit of reference: economic region

© WSL, Swiss National Forest Inventory, 03.11.2014 #161862/148241

NFI4b

forest area: landslide/mudflow SilvaProtect, modelled and assigned · regeneration cover · 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
landslide/mudflow SilvaProtect, modelled and assignedregeneration cover1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
inside perimeter< 1%0.4100..2.8350.7711.4501.8457.022
1-9%6.1245.0263.53112.7166.72312.81646.78
10-25%5.0275.8256.2236.2236.0247.82136.910
26-50%5.0270.7713.1335.8241.8453.23319.613
51-75%3.2332.2411.0580.7711.8450.41009.220
76-100%4.6282.2410.7710.3100....7.821
total24.31215.91517.31326.41017.61325.911127.35
outside perimeter< 1%13.3166.1248.7205.82411.6178.92054.48
1-9%70.5754.8734.9936.5850.6758.27305.53
10-25%94.1669.2634.5927.51039.2832.410297.03
26-50%84.8636.1924.31112.11619.71319.313196.24
51-75%72.3618.4139.9195.1257.0225.924118.65
76-100%74.868.7206.9221.0583.2333.13397.76
total409.61193.32119.2388.04131.33127.931069.31
total< 1%13.6166.12411.4176.52213.01610.71861.47
1-9%76.6659.9738.4849.1757.3671.06352.23
10-25%99.1575.0640.7833.7945.2840.28334.03
26-50%89.8636.8927.41117.91321.41222.512215.84
51-75%75.5620.61310.9185.8248.7206.323127.85
76-100%79.4610.8187.6211.4503.2333.133105.55
total434.01209.22136.52114.43148.92153.821196.71

calculated by unit of reference: protection forest region

© WSL, Swiss National Forest Inventory, 03.11.2014 #161863/148242

NFI4b

forest area: landslide/mudflow SilvaProtect, modelled and assigned · regeneration cover · economic region
unit: %
unit of evaluation: accessible forest excluding shrub forest
grid:
state 2009/13
landslide/mudflow SilvaProtect, modelled and assigned
inside perimeteroutside perimetertotal
economic regionregeneration cover %± %± %±
Western Jura< 1%..2.80.82.60.8
1-9%23.86.622.52.122.72.0
10-25%21.46.325.62.225.22.1
26-50%23.86.618.12.018.71.9
51-75%11.95.016.91.916.41.8
76-100%19.06.114.01.814.51.7
total100.0.100.0.100.0.
Eastern Jura< 1%10.09.53.61.84.11.8
1-9%20.012.712.53.113.13.1
10-25%40.015.516.93.518.83.5
26-50%..26.84.224.63.9
51-75%..16.13.514.83.2
76-100%30.014.524.14.124.63.9
total100.0.100.0.100.0.
Western Plateau< 1%..1.71.21.71.2
1-9%50.035.523.13.923.63.9
10-25%..29.94.229.34.2
26-50%..23.23.922.83.9
51-75%..10.22.810.02.8
76-100%50.035.511.93.012.63.0
total100.0.100.0.100.0.
Central Plateau< 1%..3.71.33.61.2
1-9%44.416.616.82.617.92.6
10-25%11.110.522.62.922.22.8
26-50%33.315.720.72.821.22.8
51-75%11.110.517.32.617.12.5
76-100%..18.82.718.02.6
total100.0.100.0.100.0.
Eastern Plateau< 1%..3.81.13.81.1
1-9%..10.31.710.11.7
10-25%..19.52.219.22.2
26-50%20.017.920.82.320.82.3
51-75%60.021.922.12.422.72.4
76-100%20.017.923.42.423.32.4
total100.0.100.0.100.0.
Western Pre-Alps< 1%..6.22.35.72.1
1-9%30.014.524.84.125.23.9
10-25%30.014.536.24.535.74.3
26-50%..17.83.616.33.3
51-75%10.09.514.23.313.83.1
76-100%30.014.50.90.93.31.6
total100.0.100.0.100.0.
Central Pre-Alps< 1%..1.80.81.80.8
1-9%10.09.528.02.727.42.7
10-25%40.015.536.52.936.72.9
26-50%10.09.518.82.418.52.3
51-75%30.014.58.51.79.31.7
76-100%10.09.56.31.56.41.5
total100.0.100.0.100.0.
Eastern Pre-Alps< 1%13.67.39.02.19.52.0
1-9%18.28.230.23.328.93.1
10-25%36.410.326.53.227.53.1
26-50%18.28.221.23.020.82.8
51-75%4.54.56.91.86.61.7
76-100%9.16.16.31.86.61.7
total100.0.100.0.100.0.
Northwestern Alps< 1%..3.31.42.81.3
1-9%41.610.131.53.832.93.5
10-25%37.59.934.33.934.73.6
26-50%4.24.119.13.217.02.8
51-75%8.45.77.92.28.02.0
76-100%8.35.74.01.64.61.6
total100.0.100.0.100.0.
Central Alps< 1%20.010.4..3.52.0
1-9%20.010.426.05.325.04.7
10-25%26.711.534.55.733.15.1
26-50%20.010.427.85.426.44.8
51-75%13.38.88.63.49.43.2
76-100%..3.02.12.51.7
total100.0.100.0.100.0.
Northeastern Alps< 1%15.410.09.63.310.43.1
1-9%23.211.731.35.130.24.7
10-25%46.113.930.15.132.34.8
26-50%15.410.012.03.612.53.4
51-75%..9.63.28.32.8
76-100%..7.22.96.22.5
total100.0.100.0.100.0.
Southwestern Alps< 1%2.61.86.61.65.71.3
1-9%48.15.741.43.142.92.7
10-25%23.44.831.22.929.42.5
26-50%22.14.713.72.215.62.0
51-75%2.61.85.81.55.11.2
76-100%1.31.31.20.71.20.6
total100.0.100.0.100.0.
Southeastern Alps< 1%8.03.88.91.58.81.4
1-9%38.06.938.52.538.52.4
10-25%34.06.729.92.430.42.2
26-50%10.04.215.01.814.41.7
51-75%10.04.25.31.25.91.1
76-100%..2.40.82.10.7
total100.0.100.0.100.0.
Southern Alps< 1%6.83.06.91.36.91.2
1-9%49.35.945.52.646.12.4
10-25%30.15.425.32.326.12.1
26-50%12.33.815.11.914.71.7
51-75%1.41.44.61.14.10.9
76-100%..2.50.82.00.7
total100.0.100.0.100.0.
Switzerland< 1%5.51.25.10.45.10.4
1-9%36.62.528.60.829.50.8
10-25%29.12.427.80.827.90.8
26-50%15.31.918.40.718.10.7
51-75%7.21.411.00.610.60.5
76-100%6.31.39.10.58.80.5
total100.0.100.0.100.0.

calculated by unit of reference: economic region

© WSL, Swiss National Forest Inventory, 03.11.2014 #161864/148243

NFI4b

forest area: landslide/mudflow SilvaProtect, modelled and assigned · regeneration cover · economic region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest
grid:
state 2009/13
landslide/mudflow SilvaProtect, modelled and assigned
inside perimeteroutside perimetertotal
economic regionregeneration cover1000 ha± %1000 ha± %1000 ha± %
Western Jura< 1%..4.0304.030
1-9%3.63131.51035.09
10-25%3.23335.7938.98
26-50%3.63125.31128.910
51-75%1.84523.61125.411
76-100%2.93519.61322.512
total15.015139.72154.72
Eastern Jura< 1%0.41001.6492.044
1-9%0.8705.5256.323
10-25%1.6497.5219.019
26-50%..11.91611.916
51-75%..7.1227.122
76-100%1.25710.71711.916
total4.03044.2348.22
Western Plateau< 1%..0.8700.870
1-9%0.410011.11711.517
10-25%..14.31514.315
26-50%..11.11711.117
51-75%..4.9284.928
76-100%0.41005.7266.125
total0.87047.9448.73
Central Plateau< 1%..2.5352.535
1-9%1.25011.21512.414
10-25%0.310015.01315.313
26-50%0.95713.71414.613
51-75%0.310011.51511.815
76-100%..12.51512.515
total2.83366.3369.12
Eastern Plateau< 1%..4.3284.328
1-9%..11.41711.417
10-25%..21.81221.812
26-50%0.410023.21123.611
51-75%1.15824.71125.711
76-100%0.410026.11026.510
total1.844111.62113.32
Western Pre-Alps< 1%..2.6372.637
1-9%1.15710.41711.516
10-25%1.15715.11416.213
26-50%..7.4217.421
51-75%0.41005.9246.323
76-100%1.1570.41001.549
total3.73041.8545.54
Central Pre-Alps< 1%..1.8441.844
1-9%0.410027.31027.610
10-25%1.45035.5836.98
26-50%0.410018.31318.613
51-75%1.1588.2209.319
76-100%0.41006.1246.523
total3.63197.23100.82
Eastern Pre-Alps< 1%1.1576.1247.122
1-9%1.45020.41221.811
10-25%2.93517.91320.711
26-50%1.45014.31515.714
51-75%0.41004.6275.026
76-100%0.7714.3285.026
total7.92067.5475.33
Northwestern Alps< 1%..1.8441.844
1-9%3.63117.11320.711
10-25%3.23318.61221.811
26-50%0.410010.41710.717
51-75%0.7714.3285.026
76-100%0.7712.2402.935
total8.61954.4562.94
Central Alps< 1%1.057..1.057
1-9%1.0576.2227.320
10-25%1.4498.3189.716
26-50%1.0576.7227.720
51-75%0.7702.1402.734
76-100%..0.7710.771
total5.22424.0929.17
Northeastern Alps< 1%0.7702.9343.630
1-9%1.1589.31810.417
10-25%2.1409.01811.116
26-50%0.7703.6304.327
51-75%..2.9342.934
76-100%..2.1402.140
total4.72629.7634.45
Southwestern Alps< 1%0.7715.8246.522
1-9%12.71636.5849.17
10-25%6.22327.51033.79
26-50%5.82412.11617.913
51-75%0.7715.1255.824
76-100%0.31001.0581.450
total26.41088.04114.43
Southeastern Alps< 1%1.45011.61713.016
1-9%6.72350.6757.36
10-25%6.02439.2845.28
26-50%1.84519.71321.412
51-75%1.8457.0228.720
76-100%..3.2333.233
total17.613131.33148.92
Southern Alps< 1%1.8458.92010.718
1-9%12.81658.2771.06
10-25%7.82132.41040.28
26-50%3.23319.31322.512
51-75%0.41005.9246.323
76-100%..3.1333.133
total25.911127.93153.82
Switzerland< 1%7.12254.6861.77
1-9%46.78306.63353.33
10-25%37.210297.83335.03
26-50%19.513197.04216.54
51-75%9.220117.85127.05
76-100%8.12197.66105.75
total127.751071.411199.11

calculated by unit of reference: economic region

© WSL, Swiss National Forest Inventory, 03.11.2014 #161865/148244

NFI4b

forest area: landslide/mudflow SilvaProtect, modelled and assigned · degree of cover of regeneration (7 classes) · biogeographical region
unit: %
unit of evaluation: accessible forest excluding shrub forest
grid:
state 2009/13
biogeographical region
JuraPlateauNorthern AlpsWestern Central-AlpsEastern Central-AlpsSouthern AlpsSwitzerland
landslide/mudflow SilvaProtect, modelled and assigneddegree of cover of regeneration (7 classes) %± %± %± %± %± %± %±
inside perimeter< 1%1.81.85.35.18.12.71.41.46.83.88.03.15.51.2
1-4%5.43.05.35.113.13.426.15.329.66.922.74.817.92.0
5-9%17.95.121.19.416.23.720.34.89.14.326.65.118.82.1
10-25%23.25.615.88.435.34.824.65.234.17.229.35.329.02.4
26-50%21.45.526.310.110.13.023.25.19.14.312.03.815.41.9
51-75%10.74.115.88.49.12.92.92.011.44.81.41.47.21.4
76-100%19.65.310.57.08.12.71.41.4....6.11.3
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
outside perimeter< 1%3.10.83.40.75.40.77.01.78.21.66.81.35.10.4
1-4%8.21.26.60.914.11.219.42.622.02.421.72.113.50.6
5-9%12.71.58.31.016.01.222.52.817.42.223.42.215.20.6
10-25%24.01.923.31.632.21.531.33.130.82.625.92.327.80.8
26-50%18.81.821.91.618.61.314.12.315.12.015.11.918.30.7
51-75%16.41.718.01.48.90.94.41.45.21.34.81.111.10.6
76-100%16.81.718.51.54.80.71.30.81.30.72.40.89.10.5
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
total< 1%3.00.73.40.75.60.75.71.48.01.57.01.25.10.4
1-4%7.91.26.60.914.01.120.92.423.02.321.92.014.00.6
5-9%13.21.58.61.016.01.222.02.416.42.023.92.015.50.6
10-25%23.91.823.11.632.51.529.72.731.22.526.42.127.90.8
26-50%19.11.722.01.517.81.216.22.114.31.914.61.718.00.7
51-75%15.81.617.91.48.90.94.01.16.01.34.20.910.60.5
76-100%17.11.618.31.45.10.71.30.71.10.62.00.78.80.5
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 #161866/148245

NFI4b

forest area: landslide/mudflow SilvaProtect, modelled and assigned · degree of cover of regeneration (7 classes) · 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
landslide/mudflow SilvaProtect, modelled and assigneddegree of cover of regeneration (7 classes)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
inside perimeter< 1%0.41000.41002.8350.31001.1582.1417.122
1-4%1.1580.41004.6286.2234.6276.12422.912
5-9%3.6311.4505.7254.8261.4507.12224.012
10-25%4.7271.15812.4175.8245.3257.82137.110
26-50%4.3291.8453.5315.5241.4503.23319.713
51-75%2.2411.1583.2330.7711.8440.41009.220
76-100%4.0300.7712.8350.3100....7.821
total20.2136.72335.11023.61115.61426.711127.95
outside perimeter< 1%5.4268.52017.4145.5248.8198.92054.68
1-4%14.41516.61445.9815.11423.71128.510144.25
5-9%22.31220.91351.9817.51318.71330.710162.14
10-25%42.2858.77104.6524.41133.1933.99296.93
26-50%33.11055.2760.6711.01716.21419.813195.94
51-75%28.81045.3828.9113.4315.6256.323118.35
76-100%29.51046.7815.7151.0581.4503.13397.56
total175.92251.81324.9277.94107.53131.331069.31
total< 1%5.8258.82020.2135.8249.91811.11761.67
1-4%15.51517.01450.5821.21228.31034.69167.14
5-9%25.91122.31257.6722.31120.11237.89186.14
10-25%46.8859.87117.0530.2938.4841.88334.03
26-50%37.5956.9764.1716.51417.61323.012215.64
51-75%31.01046.3832.1104.1287.3216.723127.55
76-100%33.5947.4818.5141.4501.4503.133105.35
total196.01258.61360.01101.53123.02158.021197.21

calculated by unit of reference: biogeographical region

© WSL, Swiss National Forest Inventory, 03.11.2014 #161867/148246

NFI4b

forest area: landslide/mudflow SilvaProtect, modelled and assigned · degree of cover of regeneration (7 classes) · canton
unit: %
unit of evaluation: accessible forest excluding shrub forest
grid:
state 2009/13
landslide/mudflow SilvaProtect, modelled and assigned
inside perimeteroutside perimetertotal
cantondegree of cover of regeneration (7 classes) %± %± %±
AG< 1%..3.41.73.31.6
1-4%..5.02.04.92.0
5-9%33.327.34.21.84.92.0
10-25%33.327.316.03.416.43.4
26-50%..22.73.822.13.8
51-75%..20.23.719.73.6
76-100%33.327.328.64.128.74.1
total100.0.100.0.100.0.
AI< 1%100.0.19.710.524.711.0
1-4%..34.312.632.212.0
5-9%..19.710.518.59.9
10-25%..13.18.912.38.4
26-50%..6.66.56.26.1
51-75%..6.66.56.26.1
76-100%......
total100.0.100.0.100.0.
AR< 1%..9.96.87.75.3
1-4%33.319.624.89.826.88.8
5-9%..5.04.93.83.8
10-25%50.020.829.810.434.49.4
26-50%16.715.519.99.119.17.8
51-75%......
76-100%..10.67.18.15.5
total100.0.100.0.100.0.
BE< 1%..2.70.82.40.7
1-4%11.54.411.91.511.91.4
5-9%23.05.815.41.716.21.6
10-25%30.76.430.52.230.52.1
26-50%19.25.517.61.817.81.7
51-75%9.74.111.31.511.11.4
76-100%5.83.210.61.410.11.3
total100.0.100.0.100.0.
BL/BS< 1%16.715.32.22.23.92.8
1-4%..2.22.22.02.0
5-9%16.715.3..2.02.0
10-25%50.020.624.16.427.26.3
26-50%..31.27.027.66.3
51-75%..17.95.815.75.1
76-100%16.715.322.36.321.65.8
total100.0.100.0.100.0.
FR< 1%..3.61.83.51.7
1-4%25.021.710.72.911.22.9
5-9%25.021.79.82.810.32.8
10-25%25.021.737.54.637.04.5
26-50%..20.63.819.93.7
51-75%..16.13.515.53.4
76-100%25.021.71.81.32.61.5
total100.0.100.0.100.0.
GE< 1%..14.814.614.814.6
1-4%......
5-9%..14.814.614.814.6
10-25%..29.518.729.518.7
26-50%..14.814.614.814.6
51-75%..14.814.614.814.6
76-100%..11.410.311.410.3
total..100.0.100.0.
GL< 1%12.511.810.34.910.74.6
1-4%25.015.412.95.415.05.3
5-9%..17.86.214.85.2
10-25%50.017.820.26.425.36.4
26-50%12.511.815.55.915.05.3
51-75%..12.95.410.74.6
76-100%..10.34.98.64.1
total100.0.100.0.100.0.
GR< 1%7.93.49.21.49.01.3
1-4%30.25.822.52.023.41.9
5-9%9.53.719.61.918.31.7
10-25%33.35.928.42.129.02.0
26-50%9.53.713.61.613.11.5
51-75%9.63.74.61.05.31.0
76-100%..2.20.71.90.6
total100.0.100.0.100.0.
JU< 1%..2.41.72.31.6
1-4%..3.62.13.41.9
5-9%..8.53.18.02.9
10-25%20.018.034.95.334.15.1
26-50%40.022.014.43.915.83.9
51-75%..21.74.520.54.3
76-100%40.022.014.53.915.93.9
total100.0.100.0.100.0.
LU< 1%..3.11.53.11.5
1-4%..9.52.69.42.6
5-9%100.0.13.23.013.93.0
10-25%..35.24.235.04.2
26-50%..22.73.722.53.7
51-75%..11.62.811.62.8
76-100%..4.71.94.61.8
total100.0.100.0.100.0.
NE< 1%..1.31.31.11.1
1-4%..9.33.48.23.0
5-9%..9.63.58.53.1
10-25%10.09.523.14.821.64.4
26-50%20.012.726.95.026.24.7
51-75%40.015.618.34.420.74.4
76-100%30.014.611.53.613.63.7
total100.0.100.0.100.0.
NW< 1%..10.57.210.06.9
1-4%..21.19.520.09.1
5-9%..15.88.515.08.2
10-25%..21.19.520.09.1
26-50%..21.19.520.09.1
51-75%..5.35.25.05.0
76-100%100.0.5.35.210.06.9
total100.0.100.0.100.0.
OW< 1%..2.02.01.81.8
1-4%..11.94.611.04.3
5-9%25.021.821.65.821.85.6
10-25%25.021.839.26.938.26.6
26-50%..15.55.114.34.7
51-75%50.025.25.93.49.23.9
76-100%..4.02.83.72.6
total100.0.100.0.100.0.
SG< 1%17.79.36.42.17.62.1
1-4%5.95.710.72.610.12.4
5-9%11.77.816.33.115.82.9
10-25%23.610.331.93.931.03.7
26-50%17.79.319.13.319.03.1
51-75%17.79.39.92.510.82.5
76-100%5.95.75.72.05.71.9
total100.0.100.0.100.0.
SH< 1%..8.84.98.34.7
1-4%50.035.817.66.619.46.7
5-9%..8.84.98.34.7
10-25%..11.85.611.15.3
26-50%..23.57.422.27.0
51-75%..14.76.113.95.8
76-100%50.035.814.76.116.76.3
total100.0.100.0.100.0.
SO< 1%......
1-4%..4.92.44.72.3
5-9%33.327.413.43.814.13.8
10-25%33.327.421.94.622.44.5
26-50%..17.14.216.54.0
51-75%..15.94.115.33.9
76-100%33.327.426.84.927.14.8
total100.0.100.0.100.0.
SZ< 1%..5.32.64.92.4
1-4%..16.04.214.84.0
5-9%..20.04.618.54.3
10-25%66.719.330.75.433.35.3
26-50%16.715.322.74.922.34.6
51-75%..5.32.64.92.4
76-100%16.715.3..1.21.2
total100.0.100.0.100.0.
TG< 1%..7.13.16.93.0
1-4%..3.22.33.12.2
5-9%..5.72.85.52.7
10-25%..18.44.617.94.5
26-50%50.035.626.95.327.65.3
51-75%50.035.618.84.719.74.7
76-100%..19.84.819.34.7
total100.0.100.0.100.0.
TI< 1%6.73.26.01.46.11.3
1-4%20.05.219.32.319.42.1
5-9%30.05.922.52.523.82.3
10-25%30.05.926.62.627.22.4
26-50%13.34.417.42.216.72.0
51-75%..5.51.34.51.1
76-100%..2.81.02.30.8
total100.0.100.0.100.0.
UR< 1%25.012.6..5.33.0
1-4%8.38.04.53.15.33.0
5-9%16.710.811.24.712.34.4
10-25%16.710.836.17.332.06.3
26-50%16.710.832.37.129.06.1
51-75%16.710.811.24.712.34.4
76-100%..4.83.33.82.6
total100.0.100.0.100.0.
VD< 1%..4.41.34.11.2
1-4%..12.82.112.02.0
5-9%29.411.115.02.315.92.3
10-25%29.411.123.32.723.72.6
26-50%5.95.720.62.619.72.4
51-75%5.95.712.12.111.72.0
76-100%29.411.111.72.012.92.1
total100.0.100.0.100.0.
VS< 1%2.61.86.61.65.71.3
1-4%26.05.019.52.521.02.2
5-9%22.14.721.92.621.92.3
10-25%23.44.831.22.929.42.5
26-50%22.14.713.72.215.62.0
51-75%2.61.85.81.55.11.2
76-100%1.31.31.20.71.20.6
total100.0.100.0.100.0.
ZG< 1%..20.310.818.910.2
1-4%......
5-9%......
10-25%..29.012.627.011.9
26-50%100.0.21.711.527.011.9
51-75%..7.27.26.86.8
76-100%..21.711.520.310.8
total100.0.100.0.100.0.
ZH< 1%..2.11.22.01.2
1-4%..5.51.95.41.9
5-9%..5.51.95.41.9
10-25%100.0.19.83.320.43.3
26-50%..15.83.015.73.0
51-75%..24.73.624.53.6
76-100%..26.73.726.53.7
total100.0.100.0.100.0.
Switzerland< 1%5.51.25.10.45.10.4
1-4%17.82.013.40.613.90.6
5-9%18.82.115.10.615.50.6
10-25%29.22.427.70.827.80.8
26-50%15.31.918.30.718.00.7
51-75%7.01.311.10.610.70.5
76-100%6.31.39.30.59.00.5
total100.0.100.0.100.0.

calculated by unit of reference: canton

© WSL, Swiss National Forest Inventory, 03.11.2014 #161868/148247

NFI4b

forest area: landslide/mudflow SilvaProtect, modelled and assigned · degree of cover of regeneration (7 classes) · canton
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest
grid:
state 2009/13
landslide/mudflow SilvaProtect, modelled and assigned
inside perimeteroutside perimetertotal
cantondegree of cover of regeneration (7 classes)1000 ha± %1000 ha± %1000 ha± %
AG< 1%..1.6491.649
1-4%..2.4402.440
5-9%0.41002.0442.440
10-25%0.41007.6218.021
26-50%..10.91710.917
51-75%..9.7189.718
76-100%0.410013.71514.114
total1.25747.9349.12
AI< 1%0.31001.0541.345
1-4%..1.7421.742
5-9%..1.0541.054
10-25%..0.6690.669
26-50%..0.31000.3100
51-75%..0.31000.3100
76-100%......
total0.31004.9145.212
AR< 1%..0.6690.669
1-4%0.6691.6412.233
5-9%..0.31000.3100
10-25%1.0551.9362.927
26-50%0.31001.3471.641
51-75%......
76-100%..0.7710.771
total1.9376.5138.46
BE< 1%..4.1294.129
1-4%2.14118.51320.512
5-9%4.12924.01128.110
10-25%5.52547.4852.87
26-50%3.43127.41030.810
51-75%1.74517.51319.213
76-100%1.05816.51417.513
total17.813155.32173.12
BL/BS< 1%0.41000.41000.870
1-4%..0.41000.4100
5-9%0.4100..0.4100
10-25%1.2574.4285.624
26-50%..5.7235.723
51-75%..3.3333.333
76-100%0.41004.1294.527
total2.43918.3720.75
FR< 1%..1.5491.549
1-4%0.41004.5274.926
5-9%0.41004.1294.528
10-25%0.410015.71316.013
26-50%..8.6198.619
51-75%..6.7226.722
76-100%0.41000.7701.157
total1.54941.8443.33
GE< 1%..0.51000.5100
1-4%......
5-9%..0.51000.5100
10-25%..0.9650.965
26-50%..0.51000.5100
51-75%..0.51000.5100
76-100%..0.41000.4100
total..3.1203.120
GL< 1%0.41001.5491.943
1-4%0.8701.9432.736
5-9%..2.7362.736
10-25%1.5493.0344.627
26-50%0.41002.3392.736
51-75%..1.9431.943
76-100%..1.5491.549
total3.13314.91018.07
GR< 1%1.74514.41516.114
1-4%6.72335.3941.98
5-9%2.14130.71032.810
10-25%7.32144.5851.87
26-50%2.14121.31223.412
51-75%2.1417.3229.419
76-100%..3.5313.531
total22.012156.93179.02
JU< 1%..0.8700.870
1-4%..1.2571.257
5-9%..2.7362.736
10-25%0.410011.31611.715
26-50%0.8704.6275.425
51-75%..7.0217.021
76-100%0.8704.7275.525
total1.94432.3434.23
LU< 1%..1.3491.349
1-4%..3.8283.828
5-9%0.31005.3235.622
10-25%..14.21314.213
26-50%..9.2179.217
51-75%..4.7244.724
76-100%..1.9401.940
total0.310040.4340.73
NE< 1%..0.31000.3100
1-4%..2.3372.337
5-9%..2.4372.437
10-25%0.31005.8216.121
26-50%0.6706.7197.418
51-75%1.3494.6255.822
76-100%1.0572.9323.827
total3.23025.0628.24
NW< 1%..0.8690.869
1-4%..1.5461.546
5-9%..1.2551.255
10-25%..1.5461.546
26-50%..1.5461.546
51-75%..0.41000.4100
76-100%0.41000.41000.869
total0.41007.3107.78
OW< 1%..0.41000.4100
1-4%..2.2392.239
5-9%0.41004.1284.526
10-25%0.41007.4197.818
26-50%..2.9342.934
51-75%0.7701.1571.943
76-100%..0.7700.770
total1.54918.9720.45
SG< 1%1.1573.2334.328
1-4%0.41005.4255.824
5-9%0.7718.3209.019
10-25%1.45016.31317.712
26-50%1.1579.71810.817
51-75%1.1575.1266.123
76-100%0.41002.9353.333
total6.12350.9557.14
SH< 1%..1.1561.156
1-4%0.41002.1382.534
5-9%..1.1561.156
10-25%..1.4481.448
26-50%..2.8322.832
51-75%..1.8421.842
76-100%0.41001.8422.138
total0.77012.1512.83
SO< 1%......
1-4%..1.5491.549
5-9%0.41004.2284.527
10-25%0.41006.8227.221
26-50%..5.3255.325
51-75%..4.9264.926
76-100%0.41008.3198.718
total1.15731.0432.23
SZ< 1%..1.4491.449
1-4%..4.3274.327
5-9%..5.4245.424
10-25%1.4498.3189.816
26-50%0.41006.2236.522
51-75%..1.4491.449
76-100%0.4100..0.4100
total2.24027.2529.34
TG< 1%..1.5431.543
1-4%..0.7710.771
5-9%..1.2491.249
10-25%..3.9253.925
26-50%0.31005.7206.019
51-75%0.31004.0264.325
76-100%..4.2244.224
total0.67021.1421.74
TI< 1%1.4506.1247.521
1-4%4.32819.71324.011
5-9%6.42323.01229.410
10-25%6.42327.11033.69
26-50%2.93517.81320.612
51-75%..5.6255.625
76-100%..2.8352.835
total21.512102.14123.62
UR< 1%1.057..1.057
1-4%0.31000.7701.057
5-9%0.7701.7442.336
10-25%0.7705.3236.021
26-50%0.7704.8255.423
51-75%0.7701.7432.336
76-100%..0.7710.771
total4.02714.81118.78
VD< 1%..4.1304.130
1-4%..12.11712.117
5-9%1.94414.01515.914
10-25%1.94421.91223.811
26-50%0.410019.41319.713
51-75%0.410011.41711.817
76-100%1.94411.01812.916
total6.52493.93100.32
VS< 1%0.7715.8246.522
1-4%6.92217.21324.011
5-9%5.82419.31325.111
10-25%6.22327.51033.79
26-50%5.82412.11617.913
51-75%0.7715.1255.824
76-100%0.31001.0581.450
total26.41088.04114.43
ZG< 1%..1.2561.256
1-4%......
5-9%......
10-25%..1.7441.744
26-50%0.41001.3531.744
51-75%..0.41000.4100
76-100%..1.3531.353
total0.41005.9116.37
ZH< 1%..1.1571.157
1-4%..2.8352.835
5-9%..2.8352.835
10-25%0.410010.21710.616
26-50%..8.1208.120
51-75%..12.71512.715
76-100%..13.81413.814
total0.410051.5351.82
Switzerland< 1%7.12254.7861.77
1-4%22.712143.95166.64
5-9%24.012161.94185.94
10-25%37.210296.83334.03
26-50%19.513196.34215.94
51-75%9.020119.05128.05
76-100%8.02199.46107.45
total127.551072.011199.51

calculated by unit of reference: canton

© WSL, Swiss National Forest Inventory, 03.11.2014 #161869/148248

NFI4b

forest area: landslide/mudflow SilvaProtect, modelled and assigned · degree of cover of regeneration (7 classes) · production region
unit: %
unit of evaluation: accessible forest excluding shrub forest
grid:
state 2009/13
production region
JuraPlateauPre-AlpsAlpsSouthern AlpsSwitzerland
landslide/mudflow SilvaProtect, modelled and assigneddegree of cover of regeneration (7 classes) %± %± %± %± %± %±
inside perimeter< 1%1.91.9..7.14.06.11.86.83.05.51.2
1-4%5.83.26.36.19.54.522.93.121.94.917.82.0
5-9%17.35.225.010.89.54.517.32.827.45.218.82.1
10-25%25.06.06.36.135.77.430.13.430.15.429.02.4
26-50%19.25.525.010.811.95.015.62.712.33.815.51.9
51-75%9.64.125.010.811.95.06.21.81.41.47.21.4
76-100%21.25.712.58.314.35.41.71.0..6.21.3
total100.0.100.0.100.0.100.0.100.0.100.0.
outside perimeter< 1%3.00.83.40.75.10.96.70.86.91.35.10.4
1-4%8.11.26.51.013.41.417.91.321.92.213.50.6
5-9%12.11.58.21.114.71.518.61.323.62.215.10.6
10-25%23.71.922.41.633.22.031.41.525.32.327.80.8
26-50%20.11.821.21.619.41.716.01.215.11.918.30.7
51-75%16.71.718.41.59.11.26.60.84.61.111.10.6
76-100%16.31.619.81.65.20.92.80.52.50.89.10.5
total100.0.100.0.100.0.100.0.100.0.100.0.
total< 1%2.90.73.30.75.20.96.60.76.91.25.10.4
1-4%7.91.16.51.013.21.418.71.221.92.013.90.6
5-9%12.61.48.71.114.31.418.41.224.22.115.50.6
10-25%23.81.822.01.633.31.931.21.426.12.127.90.8
26-50%20.01.721.31.618.91.615.91.114.71.718.00.7
51-75%16.01.618.51.59.31.26.50.74.10.910.60.5
76-100%16.81.619.61.55.90.92.60.52.00.78.80.5
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 #161870/148249

NFI4b

forest area: landslide/mudflow SilvaProtect, modelled and assigned · degree of cover of regeneration (7 classes) · production region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest
grid:
state 2009/13
production region
JuraPlateauPre-AlpsAlpsSouthern AlpsSwitzerland
landslide/mudflow SilvaProtect, modelled and assigneddegree of cover of regeneration (7 classes)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
inside perimeter< 1%0.4100..1.1583.8301.8457.022
1-4%1.1580.41001.45014.2155.72522.812
5-9%3.3331.4501.45010.7187.12223.912
10-25%4.7270.41005.42618.7137.82137.010
26-50%3.7311.4501.8459.7193.23319.713
51-75%1.8451.4501.8453.8300.41009.220
76-100%4.0300.7712.2411.058..7.921
total19.0135.62515.11561.9725.911127.55
outside perimeter< 1%5.5267.72110.41821.8128.92054.38
1-4%15.01514.81527.81158.2728.010143.75
5-9%22.31218.61330.31060.4730.210161.74
10-25%43.4850.6768.56101.8532.410296.83
26-50%36.9947.8840.0951.9819.313195.94
51-75%30.71041.5818.71321.3135.924118.15
76-100%29.91044.6810.8189.1193.13397.66
total183.62225.71206.52324.62127.931068.21
total< 1%5.8257.72111.51725.61110.71861.47
1-4%16.11515.11529.21072.4633.79166.54
5-9%25.51120.01331.71071.1637.39185.74
10-25%48.2851.0773.96120.5540.28333.73
26-50%40.5949.2841.8961.6722.512215.74
51-75%32.51042.9820.51325.1116.323127.35
76-100%34.0945.3813.01610.1183.133105.55
total202.61231.31221.62386.51153.821195.81

calculated by unit of reference: production region

© WSL, Swiss National Forest Inventory, 03.11.2014 #161871/148250

NFI4b

forest area: landslide/mudflow SilvaProtect, modelled and assigned · degree of cover of regeneration (7 classes) · 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
landslide/mudflow SilvaProtect, modelled and assigneddegree of cover of regeneration (7 classes) %± %± %± %± %± %± %±
inside perimeter< 1%1.51.5..16.05.22.61.88.03.86.83.05.51.2
1-4%5.92.99.14.312.04.626.05.030.06.521.94.917.92.0
5-9%19.14.822.76.38.13.922.14.78.03.827.45.218.82.1
10-25%20.64.936.47.336.06.823.44.834.06.730.15.429.02.4
26-50%20.64.94.53.118.05.422.14.710.04.212.33.815.41.9
51-75%13.24.113.65.26.03.42.61.810.04.21.41.47.21.4
76-100%19.14.813.65.24.02.81.31.3....6.21.3
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
outside perimeter< 1%3.20.53.20.87.31.46.61.68.91.56.91.35.10.4
1-4%7.30.813.21.513.61.819.52.520.62.121.92.213.40.6
5-9%10.00.915.11.515.72.021.92.617.92.023.62.215.10.6
10-25%23.01.235.82.129.02.531.22.929.92.425.32.327.80.8
26-50%20.71.218.71.720.32.213.72.215.01.815.11.918.30.7
51-75%17.61.19.51.38.31.55.81.55.31.24.61.111.10.6
76-100%18.21.14.50.95.81.31.20.72.40.82.50.89.10.5
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
total< 1%3.10.52.90.78.41.45.71.38.81.46.91.25.10.4
1-4%7.20.712.91.413.41.721.02.221.72.021.92.013.90.6
5-9%10.50.915.71.514.71.821.92.316.81.824.22.115.50.6
10-25%22.81.235.92.029.92.329.42.530.42.226.12.127.90.8
26-50%20.71.217.61.620.02.015.62.014.41.714.71.718.00.7
51-75%17.41.19.81.28.01.45.11.25.91.14.10.910.70.5
76-100%18.31.15.20.95.61.21.20.62.10.72.00.78.80.5
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 #161872/148251

NFI4b

forest area: landslide/mudflow SilvaProtect, modelled and assigned · degree of cover of regeneration (7 classes) · 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
landslide/mudflow SilvaProtect, modelled and assigneddegree of cover of regeneration (7 classes)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
inside perimeter< 1%0.4100..2.8350.7711.4501.8457.022
1-4%1.4501.4502.1416.9225.3255.72522.812
5-9%4.6283.6311.4505.8241.4507.12224.012
10-25%5.0275.8256.2236.2236.0247.82136.910
26-50%5.0270.7713.1335.8241.8453.23319.613
51-75%3.2332.2411.0580.7711.8450.41009.220
76-100%4.6282.2410.7710.3100....7.821
total24.31215.91517.31326.41017.61325.911127.35
outside perimeter< 1%13.3166.1248.7205.82411.6178.92054.48
1-4%29.71125.61116.21417.21327.11028.010143.85
5-9%40.8929.21018.71319.31323.51130.210161.74
10-25%94.1669.2634.5927.51039.2832.410297.03
26-50%84.8636.1924.31112.11619.71319.313196.24
51-75%72.3618.4139.9195.1257.0225.924118.65
76-100%74.868.7206.9221.0583.2333.13397.76
total409.61193.32119.2388.04131.33127.931069.31
total< 1%13.6166.12411.4176.52213.01610.71861.47
1-4%31.11027.01118.31324.01132.4933.79166.64
5-9%45.4832.81020.11225.11124.91137.39185.74
10-25%99.1575.0640.7833.7945.2840.28334.03
26-50%89.8636.8927.41117.91321.41222.512215.84
51-75%75.5620.61310.9185.8248.7206.323127.85
76-100%79.4610.8187.6211.4503.2333.133105.55
total434.01209.22136.52114.43148.92153.821196.71

calculated by unit of reference: protection forest region

© WSL, Swiss National Forest Inventory, 03.11.2014 #161873/148252

NFI4b

forest area: landslide/mudflow SilvaProtect, modelled and assigned · degree of cover of regeneration (7 classes) · economic region
unit: %
unit of evaluation: accessible forest excluding shrub forest
grid:
state 2009/13
landslide/mudflow SilvaProtect, modelled and assigned
inside perimeteroutside perimetertotal
economic regiondegree of cover of regeneration (7 classes) %± %± %±
Western Jura< 1%..2.80.82.60.8
1-4%4.83.38.21.47.91.3
5-9%19.06.114.31.814.81.7
10-25%21.46.325.62.225.22.1
26-50%23.86.618.12.018.71.9
51-75%11.95.016.91.916.41.8
76-100%19.06.114.01.814.51.7
total100.0.100.0.100.0.
Eastern Jura< 1%10.09.53.61.84.11.8
1-4%10.09.58.02.68.22.5
5-9%10.09.54.52.04.92.0
10-25%40.015.516.93.518.83.5
26-50%..26.84.224.63.9
51-75%..16.13.514.83.2
76-100%30.014.524.14.124.63.9
total100.0.100.0.100.0.
Western Plateau< 1%..1.71.21.71.2
1-4%..11.12.910.92.9
5-9%50.035.512.03.012.73.1
10-25%..29.94.229.34.2
26-50%..23.23.922.83.9
51-75%..10.22.810.02.8
76-100%50.035.511.93.012.63.0
total100.0.100.0.100.0.
Central Plateau< 1%..3.71.33.61.2
1-4%11.110.57.51.87.61.8
5-9%33.315.79.42.010.32.0
10-25%11.110.522.62.922.22.8
26-50%33.315.720.72.821.22.8
51-75%11.110.517.32.617.12.5
76-100%..18.82.718.02.6
total100.0.100.0.100.0.
Eastern Plateau< 1%..3.81.13.81.1
1-4%..4.21.14.11.1
5-9%..6.11.46.01.3
10-25%..19.52.219.22.2
26-50%20.017.920.82.320.82.3
51-75%60.021.922.12.422.72.4
76-100%20.017.923.42.423.32.4
total100.0.100.0.100.0.
Western Pre-Alps< 1%..6.22.35.72.1
1-4%10.09.513.33.213.03.1
5-9%20.012.711.53.012.23.0
10-25%30.014.536.24.535.74.3
26-50%..17.83.616.33.3
51-75%10.09.514.23.313.83.1
76-100%30.014.50.90.93.31.6
total100.0.100.0.100.0.
Central Pre-Alps< 1%..1.80.81.80.8
1-4%..11.41.911.01.9
5-9%10.09.516.62.316.42.2
10-25%40.015.536.52.936.72.9
26-50%10.09.518.82.418.52.3
51-75%30.014.58.51.79.31.7
76-100%10.09.56.31.56.41.5
total100.0.100.0.100.0.
Eastern Pre-Alps< 1%13.67.39.02.19.52.0
1-4%13.67.316.42.716.12.5
5-9%4.54.513.82.512.82.3
10-25%36.410.326.53.227.53.1
26-50%18.28.221.23.020.82.8
51-75%4.54.56.91.86.61.7
76-100%9.16.16.31.86.61.7
total100.0.100.0.100.0.
Northwestern Alps< 1%..3.31.42.81.3
1-4%12.56.816.43.015.92.8
5-9%29.19.315.12.917.02.8
10-25%37.59.934.33.934.73.6
26-50%4.24.119.13.217.02.8
51-75%8.45.77.92.28.02.0
76-100%8.35.74.01.64.61.6
total100.0.100.0.100.0.
Central Alps< 1%20.010.4..3.52.0
1-4%6.76.58.63.48.33.0
5-9%13.38.817.44.616.74.1
10-25%26.711.534.55.733.15.1
26-50%20.010.427.85.426.44.8
51-75%13.38.88.63.49.43.2
76-100%..3.02.12.51.7
total100.0.100.0.100.0.
Northeastern Alps< 1%15.410.09.63.310.43.1
1-4%15.410.012.03.612.53.4
5-9%7.87.419.34.317.73.9
10-25%46.113.930.15.132.34.8
26-50%15.410.012.03.612.53.4
51-75%..9.63.28.32.8
76-100%..7.22.96.22.5
total100.0.100.0.100.0.
Southwestern Alps< 1%2.61.86.61.65.71.3
1-4%26.05.019.52.521.02.2
5-9%22.14.721.92.621.92.3
10-25%23.44.831.22.929.42.5
26-50%22.14.713.72.215.62.0
51-75%2.61.85.81.55.11.2
76-100%1.31.31.20.71.20.6
total100.0.100.0.100.0.
Southeastern Alps< 1%8.03.88.91.58.81.4
1-4%30.06.520.62.121.72.0
5-9%8.03.817.92.016.81.8
10-25%34.06.729.92.430.42.2
26-50%10.04.215.01.814.41.7
51-75%10.04.25.31.25.91.1
76-100%..2.40.82.10.7
total100.0.100.0.100.0.
Southern Alps< 1%6.83.06.91.36.91.2
1-4%21.94.921.92.221.92.0
5-9%27.45.223.62.224.22.1
10-25%30.15.425.32.326.12.1
26-50%12.33.815.11.914.71.7
51-75%1.41.44.61.14.10.9
76-100%..2.50.82.00.7
total100.0.100.0.100.0.
Switzerland< 1%5.51.25.10.45.10.4
1-4%17.92.013.50.614.00.6
5-9%18.72.015.10.615.50.6
10-25%29.12.427.80.827.90.8
26-50%15.31.918.40.718.10.7
51-75%7.21.411.00.610.60.5
76-100%6.31.39.10.58.80.5
total100.0.100.0.100.0.

calculated by unit of reference: economic region

© WSL, Swiss National Forest Inventory, 03.11.2014 #161874/148253

NFI4b

forest area: landslide/mudflow SilvaProtect, modelled and assigned · degree of cover of regeneration (7 classes) · economic region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest
grid:
state 2009/13
landslide/mudflow SilvaProtect, modelled and assigned
inside perimeteroutside perimetertotal
economic regiondegree of cover of regeneration (7 classes)1000 ha± %1000 ha± %1000 ha± %
Western Jura< 1%..4.0304.030
1-4%0.77111.51712.217
5-9%2.93520.01322.912
10-25%3.23335.7938.98
26-50%3.63125.31128.910
51-75%1.84523.61125.411
76-100%2.93519.61322.512
total15.015139.72154.72
Eastern Jura< 1%0.41001.6492.044
1-4%0.41003.6324.030
5-9%0.41002.0442.440
10-25%1.6497.5219.019
26-50%..11.91611.916
51-75%..7.1227.122
76-100%1.25710.71711.916
total4.03044.2348.22
Western Plateau< 1%..0.8700.870
1-4%..5.3275.327
5-9%0.41005.8256.224
10-25%..14.31514.315
26-50%..11.11711.117
51-75%..4.9284.928
76-100%0.41005.7266.125
total0.87047.9448.73
Central Plateau< 1%..2.5352.535
1-4%0.31005.0245.323
5-9%0.9576.2217.120
10-25%0.310015.01315.313
26-50%0.95713.71414.613
51-75%0.310011.51511.815
76-100%..12.51512.515
total2.83366.3369.12
Eastern Plateau< 1%..4.3284.328
1-4%..4.7274.727
5-9%..6.8226.822
10-25%..21.81221.812
26-50%0.410023.21123.611
51-75%1.15824.71125.711
76-100%0.410026.11026.510
total1.844111.62113.32
Western Pre-Alps< 1%..2.6372.637
1-4%0.41005.6245.923
5-9%0.7704.8275.525
10-25%1.15715.11416.213
26-50%..7.4217.421
51-75%0.41005.9246.323
76-100%1.1570.41001.549
total3.73041.8545.54
Central Pre-Alps< 1%..1.8441.844
1-4%..11.11711.117
5-9%0.410016.11416.514
10-25%1.45035.5836.98
26-50%0.410018.31318.613
51-75%1.1588.2209.319
76-100%0.41006.1246.523
total3.63197.23100.82
Eastern Pre-Alps< 1%1.1576.1247.122
1-4%1.15711.11712.116
5-9%0.41009.3199.618
10-25%2.93517.91320.711
26-50%1.45014.31515.714
51-75%0.41004.6275.026
76-100%0.7714.3285.026
total7.92067.5475.33
Northwestern Alps< 1%..1.8441.844
1-4%1.1578.91910.018
5-9%2.5378.22010.717
10-25%3.23318.61221.811
26-50%0.410010.41710.717
51-75%0.7714.3285.026
76-100%0.7712.2402.935
total8.61954.4562.94
Central Alps< 1%1.057..1.057
1-4%0.31002.1402.437
5-9%0.7704.2284.926
10-25%1.4498.3189.716
26-50%1.0576.7227.720
51-75%0.7702.1402.734
76-100%..0.7710.771
total5.22424.0929.17
Northeastern Alps< 1%0.7702.9343.630
1-4%0.7703.6304.327
5-9%0.41005.7246.123
10-25%2.1409.01811.116
26-50%0.7703.6304.327
51-75%..2.9342.934
76-100%..2.1402.140
total4.72629.7634.45
Southwestern Alps< 1%0.7715.8246.522
1-4%6.92217.21324.011
5-9%5.82419.31325.111
10-25%6.22327.51033.79
26-50%5.82412.11617.913
51-75%0.7715.1255.824
76-100%0.31001.0581.450
total26.41088.04114.43
Southeastern Alps< 1%1.45011.61713.016
1-4%5.32527.11032.49
5-9%1.45023.51124.911
10-25%6.02439.2845.28
26-50%1.84519.71321.412
51-75%1.8457.0228.720
76-100%..3.2333.233
total17.613131.33148.92
Southern Alps< 1%1.8458.92010.718
1-4%5.72528.01033.79
5-9%7.12230.21037.39
10-25%7.82132.41040.28
26-50%3.23319.31322.512
51-75%0.41005.9246.323
76-100%..3.1333.133
total25.911127.93153.82
Switzerland< 1%7.12254.6861.77
1-4%22.812144.55167.34
5-9%23.912162.14186.04
10-25%37.210297.83335.03
26-50%19.513197.04216.54
51-75%9.220117.85127.05
76-100%8.12197.66105.75
total127.751071.411199.11

calculated by unit of reference: economic region

© WSL, Swiss National Forest Inventory, 03.11.2014 #161875/148254

NFI4b

forest area: landslide/mudflow SilvaProtect, modelled and assigned · degree of cover of assured regeneration · biogeographical region
unit: %
unit of evaluation: accessible forest excluding shrub forest
grid:
state 2009/13
biogeographical region
JuraPlateauNorthern AlpsWestern Central-AlpsEastern Central-AlpsSouthern AlpsSwitzerland
landslide/mudflow SilvaProtect, modelled and assigneddegree of cover of assured regeneration %± %± %± %± %± %± %±
inside perimeterless than 1%3.62.510.57.08.12.72.92.015.95.513.33.98.61.5
1-4%8.93.85.35.118.23.930.45.527.36.721.44.720.12.1
5-9%23.25.615.88.418.23.918.84.711.44.828.05.220.22.1
10-25%17.95.126.310.132.34.724.65.227.36.728.05.226.82.3
26-50%23.25.621.19.411.13.220.34.813.65.29.43.415.21.9
51-75%12.54.415.88.46.12.42.92.04.53.1..5.61.2
76-100%10.74.15.35.16.12.4......3.61.0
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
outside perimeterless than 1%4.50.95.90.98.20.98.41.813.21.910.11.67.80.5
1-4%11.11.49.81.116.11.221.22.723.02.422.52.215.60.7
5-9%14.31.610.51.215.51.222.52.816.82.122.82.215.70.7
10-25%26.82.025.81.633.71.630.43.131.12.725.62.329.20.8
26-50%18.21.721.21.516.71.214.12.311.41.812.41.716.80.7
51-75%13.91.615.21.36.80.82.21.03.91.14.51.19.00.5
76-100%11.11.411.51.23.10.61.30.80.70.52.20.85.90.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
totalless than 1%4.40.96.00.98.20.97.11.513.51.810.61.57.90.5
1-4%10.91.39.71.116.31.223.32.523.62.322.32.016.10.6
5-9%15.31.510.71.115.81.121.62.416.12.023.72.016.20.6
10-25%25.91.925.91.633.51.529.02.630.62.526.02.128.90.8
26-50%18.71.721.21.516.11.215.52.111.71.711.91.516.60.6
51-75%13.81.515.21.36.70.82.40.94.01.03.70.98.60.5
76-100%11.01.311.41.23.40.61.00.60.60.41.80.65.70.4
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 #161876/148255

NFI4b

forest area: landslide/mudflow SilvaProtect, modelled and assigned · degree of cover of assured regeneration · 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
landslide/mudflow SilvaProtect, modelled and assigneddegree of cover of assured regeneration1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
inside perimeterless than 1%0.7710.7712.8350.7712.5373.63111.018
1-4%1.8450.41006.4237.2214.2285.72525.712
5-9%4.7271.1586.4234.4271.8447.52125.812
10-25%3.6311.84511.3175.8244.2287.52134.210
26-50%4.7271.4503.9304.8262.1412.53819.413
51-75%2.5381.1582.1410.7710.771..7.122
76-100%2.2410.41002.141......4.628
total20.2136.72335.11023.61115.61426.711127.95
outside perimeterless than 1%7.92114.81526.7116.52214.11513.21683.36
1-4%19.51324.81152.3816.51424.71129.610167.34
5-9%25.21126.51150.4817.51318.01329.910167.64
10-25%47.2865.16109.3523.71133.4933.69312.33
26-50%32.11053.4754.2811.01712.31616.314179.34
51-75%24.51138.2922.0121.7444.2295.92496.46
76-100%19.41329.01010.0191.0580.7712.83563.07
total175.92251.81324.9277.94107.53131.331069.31
totalless than 1%8.72015.61529.5117.22116.61416.81494.36
1-4%21.31225.11158.7723.71129.01035.39193.04
5-9%29.91027.61156.8722.01119.81237.49193.44
10-25%50.8766.96120.7529.5937.7841.18346.63
26-50%36.7954.8758.1715.81414.41518.813198.74
51-75%27.01139.2924.1122.4374.9265.924103.56
76-100%21.61229.41012.1171.0580.7712.83567.77
total196.01258.61360.01101.53123.02158.021197.21

calculated by unit of reference: biogeographical region

© WSL, Swiss National Forest Inventory, 03.11.2014 #161877/148256

NFI4b

forest area: landslide/mudflow SilvaProtect, modelled and assigned · degree of cover of assured regeneration · canton
unit: %
unit of evaluation: accessible forest excluding shrub forest
grid:
state 2009/13
landslide/mudflow SilvaProtect, modelled and assigned
inside perimeteroutside perimetertotal
cantondegree of cover of assured regeneration %± %± %±
AGless than 1%..6.72.36.62.2
1-4%..7.62.47.42.4
5-9%33.327.37.62.48.22.5
10-25%33.327.322.73.823.03.8
26-50%..24.43.923.83.9
51-75%..10.12.89.82.7
76-100%33.327.321.03.721.33.7
total100.0.100.0.100.0.
AIless than 1%100.0.26.311.630.811.8
1-4%..47.413.244.512.8
5-9%..6.66.56.26.1
10-25%..13.18.912.38.4
26-50%..6.66.56.26.1
51-75%......
76-100%......
total100.0.100.0.100.0.
ARless than 1%..24.89.819.17.8
1-4%33.319.69.96.815.37.2
5-9%16.715.524.89.823.08.4
10-25%33.319.69.96.815.37.2
26-50%16.715.519.99.119.17.8
51-75%......
76-100%..10.67.18.15.5
total100.0.100.0.100.0.
BEless than 1%3.82.74.91.04.80.9
1-4%15.45.013.71.613.81.5
5-9%23.05.817.01.817.61.7
10-25%30.76.430.72.230.72.1
26-50%15.45.016.31.716.21.6
51-75%5.93.310.41.49.91.3
76-100%5.83.27.11.26.91.1
total100.0.100.0.100.0.
BL/BSless than 1%16.715.32.22.23.92.8
1-4%..8.94.37.93.8
5-9%33.319.42.22.25.93.3
10-25%33.319.433.17.133.16.6
26-50%..20.16.017.75.4
51-75%16.715.320.16.019.75.6
76-100%..13.45.111.84.6
total100.0.100.0.100.0.
FRless than 1%..5.42.15.22.1
1-4%25.021.713.43.213.83.2
5-9%25.021.713.33.213.73.2
10-25%25.021.737.54.637.14.5
26-50%25.021.718.83.719.03.7
51-75%..10.72.910.32.8
76-100%..0.90.90.90.9
total100.0.100.0.100.0.
GEless than 1%..29.518.729.518.7
1-4%......
5-9%..14.814.614.814.6
10-25%..29.518.729.518.7
26-50%..14.814.614.814.6
51-75%......
76-100%..11.410.311.410.3
total..100.0.100.0.
GLless than 1%12.511.815.55.915.05.3
1-4%25.015.412.95.415.05.3
5-9%12.511.815.35.814.85.2
10-25%50.017.820.26.425.36.4
26-50%..18.16.215.05.3
51-75%..12.95.410.74.6
76-100%..5.23.64.33.0
total100.0.100.0.100.0.
GRless than 1%17.44.814.31.714.71.6
1-4%25.55.524.52.024.61.9
5-9%14.34.417.61.817.21.7
10-25%28.55.728.82.128.82.0
26-50%11.24.010.21.410.31.3
51-75%3.22.23.30.83.30.8
76-100%..1.30.51.20.5
total100.0.100.0.100.0.
JUless than 1%..2.41.72.31.6
1-4%..8.53.18.02.9
5-9%20.018.010.93.411.43.4
10-25%..33.75.231.85.0
26-50%40.022.015.64.017.04.0
51-75%..21.74.520.54.3
76-100%40.022.07.22.99.13.1
total100.0.100.0.100.0.
LUless than 1%..5.42.05.42.0
1-4%..12.63.012.52.9
5-9%100.0.11.62.812.32.9
10-25%..35.24.235.04.2
26-50%..23.43.823.33.7
51-75%..8.52.58.52.5
76-100%..3.11.53.11.5
total100.0.100.0.100.0.
NEless than 1%..1.31.31.11.1
1-4%..9.33.48.23.0
5-9%..14.74.113.03.7
10-25%10.09.534.65.431.85.0
26-50%50.015.921.84.725.04.6
51-75%30.014.610.63.612.83.6
76-100%10.09.57.73.08.02.9
total100.0.100.0.100.0.
NWless than 1%..10.57.210.06.9
1-4%..26.310.325.09.9
5-9%..15.88.515.08.2
10-25%..21.19.520.09.1
26-50%..15.88.515.08.2
51-75%100.0.5.35.210.06.9
76-100%..5.35.25.05.0
total100.0.100.0.100.0.
OWless than 1%..2.02.01.81.8
1-4%..13.84.912.84.6
5-9%25.021.821.65.821.85.6
10-25%25.021.843.07.041.76.7
26-50%..11.74.510.84.2
51-75%50.025.25.93.49.23.9
76-100%..2.02.01.81.8
total100.0.100.0.100.0.
SGless than 1%17.79.311.32.712.02.6
1-4%11.87.811.32.711.42.5
5-9%5.85.614.22.913.32.7
10-25%29.411.136.24.135.53.8
26-50%11.87.817.73.217.13.0
51-75%17.79.35.72.07.02.0
76-100%5.95.73.61.63.81.5
total100.0.100.0.100.0.
SHless than 1%..17.66.616.76.3
1-4%50.035.811.85.613.95.8
5-9%..8.84.98.34.7
10-25%..20.67.019.46.7
26-50%..20.67.019.46.7
51-75%50.035.817.66.619.46.7
76-100%..2.92.92.82.8
total100.0.100.0.100.0.
SOless than 1%..2.41.72.41.7
1-4%..6.12.75.92.6
5-9%66.727.417.14.218.84.3
10-25%..22.04.621.24.5
26-50%..15.94.015.33.9
51-75%33.327.417.14.217.64.2
76-100%..19.54.418.84.3
total100.0.100.0.100.0.
SZless than 1%..8.03.17.42.9
1-4%16.715.321.34.721.04.5
5-9%..17.34.416.14.1
10-25%50.020.528.05.229.65.1
26-50%16.715.322.74.922.34.6
51-75%..2.71.92.51.7
76-100%16.715.3..1.21.2
total100.0.100.0.100.0.
TGless than 1%..8.53.38.33.3
1-4%..6.13.05.92.9
5-9%..4.32.44.12.4
10-25%50.035.626.95.327.65.3
26-50%50.035.621.75.022.45.0
51-75%..18.44.617.94.5
76-100%..14.24.213.84.1
total100.0.100.0.100.0.
TIless than 1%10.03.98.11.68.41.5
1-4%21.75.320.02.420.32.2
5-9%30.05.922.52.523.82.3
10-25%28.35.827.62.627.72.4
26-50%10.03.913.92.113.31.8
51-75%..5.41.34.51.1
76-100%..2.50.92.00.8
total100.0.100.0.100.0.
URless than 1%25.012.62.22.27.13.4
1-4%8.38.06.73.87.13.4
5-9%25.012.615.75.517.65.1
10-25%8.38.031.67.026.75.9
26-50%33.313.734.57.234.26.4
51-75%..9.34.47.33.5
76-100%......
total100.0.100.0.100.0.
VDless than 1%..6.41.56.01.5
1-4%17.69.316.12.316.22.3
5-9%11.87.815.42.315.22.2
10-25%29.411.126.22.826.42.7
26-50%11.87.819.02.518.52.4
51-75%5.95.79.31.99.11.8
76-100%23.510.37.71.78.71.7
total100.0.100.0.100.0.
VSless than 1%3.92.27.81.76.91.4
1-4%29.95.221.52.623.42.3
5-9%22.14.721.52.621.62.3
10-25%23.44.831.22.929.42.5
26-50%18.24.413.72.214.71.9
51-75%2.61.83.11.13.00.9
76-100%..1.20.70.90.5
total100.0.100.0.100.0.
ZGless than 1%..20.310.818.910.2
1-4%..7.27.26.86.8
5-9%..7.27.26.86.8
10-25%..21.711.520.310.8
26-50%100.0.14.59.820.310.8
51-75%..21.711.520.310.8
76-100%..7.27.26.86.8
total100.0.100.0.100.0.
ZHless than 1%..3.41.53.41.5
1-4%..10.32.510.22.5
5-9%..8.22.38.22.3
10-25%100.0.21.23.421.83.4
26-50%..19.23.319.13.3
51-75%..22.63.522.43.4
76-100%..15.13.015.03.0
total100.0.100.0.100.0.
Switzerlandless than 1%8.51.57.80.57.90.5
1-4%20.12.115.60.716.10.6
5-9%20.22.115.70.716.10.6
10-25%26.92.329.10.828.90.8
26-50%15.01.916.80.716.60.6
51-75%5.61.29.10.58.70.5
76-100%3.71.06.00.45.80.4
total100.0.100.0.100.0.

calculated by unit of reference: canton

© WSL, Swiss National Forest Inventory, 03.11.2014 #161878/148257

NFI4b

forest area: landslide/mudflow SilvaProtect, modelled and assigned · degree of cover of assured regeneration · canton
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest
grid:
state 2009/13
landslide/mudflow SilvaProtect, modelled and assigned
inside perimeteroutside perimetertotal
cantondegree of cover of assured regeneration1000 ha± %1000 ha± %1000 ha± %
AGless than 1%..3.2343.234
1-4%..3.6323.632
5-9%0.41003.6324.030
10-25%0.410010.91711.317
26-50%..11.71611.716
51-75%..4.8284.828
76-100%0.410010.11810.518
total1.25747.9349.12
AIless than 1%0.31001.3451.639
1-4%..2.3332.333
5-9%..0.31000.3100
10-25%..0.6690.669
26-50%..0.31000.3100
51-75%......
76-100%......
total0.31004.9145.212
ARless than 1%..1.6411.641
1-4%0.6690.6691.347
5-9%0.31001.6411.936
10-25%0.6690.6691.347
26-50%0.31001.3471.641
51-75%......
76-100%..0.7710.771
total1.9376.5138.46
BEless than 1%0.7717.5218.220
1-4%2.73521.21223.911
5-9%4.12926.41130.510
10-25%5.52547.7753.27
26-50%2.73525.41128.110
51-75%1.05816.11417.114
76-100%1.05811.01712.016
total17.813155.32173.12
BL/BSless than 1%0.41000.41000.870
1-4%..1.6491.649
5-9%0.8700.41001.257
10-25%0.8706.0236.921
26-50%..3.7313.731
51-75%0.41003.7314.129
76-100%..2.4392.439
total2.43918.3720.75
FRless than 1%..2.2402.240
1-4%0.41005.6246.023
5-9%0.41005.6255.924
10-25%0.410015.71316.013
26-50%0.41007.9208.219
51-75%..4.5284.528
76-100%..0.41000.4100
total1.54941.8443.33
GEless than 1%..0.9650.965
1-4%......
5-9%..0.51000.5100
10-25%..0.9650.965
26-50%..0.51000.5100
51-75%......
76-100%..0.41000.4100
total..3.1203.120
GLless than 1%0.41002.3392.736
1-4%0.8701.9432.736
5-9%0.41002.3402.736
10-25%1.5493.0344.627
26-50%..2.7362.736
51-75%..1.9431.943
76-100%..0.8700.870
total3.13314.91018.07
GRless than 1%3.83022.41226.211
1-4%5.62538.4944.08
5-9%3.13327.61130.710
10-25%6.32345.3851.57
26-50%2.53816.01418.513
51-75%0.7715.2265.924
76-100%..2.1412.141
total22.012156.93179.02
JUless than 1%..0.8700.870
1-4%..2.7362.736
5-9%0.41003.5323.930
10-25%..10.91610.916
26-50%0.8705.0265.824
51-75%..7.0217.021
76-100%0.8702.3403.134
total1.94432.3434.23
LUless than 1%..2.2372.237
1-4%..5.1245.124
5-9%0.31004.7245.024
10-25%..14.21314.213
26-50%..9.5169.516
51-75%..3.5293.529
76-100%..1.3491.349
total0.310040.4340.73
NEless than 1%..0.31000.3100
1-4%..2.3372.337
5-9%..3.7293.729
10-25%0.31008.6169.016
26-50%1.6445.4227.019
51-75%1.0572.6343.629
76-100%0.31001.9402.237
total3.23025.0628.24
NWless than 1%..0.8690.869
1-4%..1.9401.940
5-9%..1.2551.255
10-25%..1.5461.546
26-50%..1.2551.255
51-75%0.41000.41000.869
76-100%..0.41000.4100
total0.41007.3107.78
OWless than 1%..0.41000.4100
1-4%..2.6362.636
5-9%0.41004.1284.526
10-25%0.41008.1188.517
26-50%..2.2392.239
51-75%0.7701.1571.943
76-100%..0.41000.4100
total1.54918.9720.45
SGless than 1%1.1575.8246.922
1-4%0.7705.8246.523
5-9%0.41007.2217.621
10-25%1.84418.41220.211
26-50%0.7709.0199.718
51-75%1.1572.9354.029
76-100%0.41001.8442.240
total6.12350.9557.14
SHless than 1%..2.1382.138
1-4%0.41001.4481.842
5-9%..1.1561.156
10-25%..2.5342.534
26-50%..2.5342.534
51-75%0.41002.1382.534
76-100%..0.41000.4100
total0.77012.1512.83
SOless than 1%..0.8700.870
1-4%..1.9441.944
5-9%0.8705.3256.123
10-25%..6.8216.821
26-50%..4.9264.926
51-75%0.41005.3255.724
76-100%..6.1236.123
total1.15731.0432.23
SZless than 1%..2.2402.240
1-4%0.41005.8236.222
5-9%..4.7264.726
10-25%1.1577.6198.718
26-50%0.41006.2236.522
51-75%..0.7700.770
76-100%0.4100..0.4100
total2.24027.2529.34
TGless than 1%..1.8391.839
1-4%..1.3501.350
5-9%..0.9570.957
10-25%0.31005.7206.019
26-50%0.31004.6244.923
51-75%..3.9253.925
76-100%..3.0303.030
total0.67021.1421.74
TIless than 1%2.1418.22010.418
1-4%4.72720.41225.111
5-9%6.42323.01229.410
10-25%6.12428.21034.39
26-50%2.14114.21516.414
51-75%..5.6255.625
76-100%..2.5372.537
total21.512102.14123.62
URless than 1%1.0570.31001.349
1-4%0.31001.0571.349
5-9%1.0572.3363.330
10-25%0.31004.7255.024
26-50%1.3495.1246.421
51-75%..1.4501.450
76-100%......
total4.02714.81118.78
VDless than 1%..6.0256.025
1-4%1.15815.11516.214
5-9%0.87114.41515.215
10-25%1.94424.51126.411
26-50%0.87117.81318.613
51-75%0.41008.7209.120
76-100%1.5507.2228.720
total6.52493.93100.32
VSless than 1%1.0586.9227.920
1-4%7.92018.91326.810
5-9%5.82418.91324.711
10-25%6.22327.51033.79
26-50%4.82612.11616.913
51-75%0.7712.7353.431
76-100%..1.0581.058
total26.41088.04114.43
ZGless than 1%..1.2561.256
1-4%..0.41000.4100
5-9%..0.41000.4100
10-25%..1.3531.353
26-50%0.41000.9681.353
51-75%..1.3531.353
76-100%..0.41000.4100
total0.41005.9116.37
ZHless than 1%..1.8441.844
1-4%..5.3255.325
5-9%..4.2284.228
10-25%0.410010.91611.316
26-50%..9.9179.917
51-75%..11.61511.615
76-100%..7.8207.820
total0.410051.5351.82
Switzerlandless than 1%10.91883.4694.36
1-4%25.612167.34192.94
5-9%25.812167.94193.64
10-25%34.310312.33346.53
26-50%19.113179.84198.94
51-75%7.12297.06104.26
76-100%4.82864.2769.07
total127.551072.011199.51

calculated by unit of reference: canton

© WSL, Swiss National Forest Inventory, 03.11.2014 #161879/148258

NFI4b

forest area: landslide/mudflow SilvaProtect, modelled and assigned · degree of cover of assured regeneration · production region
unit: %
unit of evaluation: accessible forest excluding shrub forest
grid:
state 2009/13
production region
JuraPlateauPre-AlpsAlpsSouthern AlpsSwitzerland
landslide/mudflow SilvaProtect, modelled and assigneddegree of cover of assured regeneration %± %± %± %± %± %±
inside perimeterless than 1%3.82.76.36.17.14.08.92.112.33.88.51.5
1-4%7.73.76.36.114.35.426.33.320.64.720.02.1
5-9%25.06.018.89.87.14.018.42.928.75.320.22.1
10-25%17.35.225.010.835.77.426.83.328.75.326.82.3
26-50%23.15.812.58.314.35.415.62.79.63.515.21.9
51-75%13.54.718.89.811.95.02.81.2..5.61.2
76-100%9.64.112.58.39.54.51.10.8..3.71.0
total100.0.100.0.100.0.100.0.100.0.100.0.
outside perimeterless than 1%4.60.95.90.97.71.19.91.010.31.67.80.5
1-4%10.31.410.11.215.41.519.81.322.72.215.60.7
5-9%14.71.69.81.215.21.517.81.322.72.215.70.7
10-25%27.22.025.11.733.72.031.91.525.32.329.20.8
26-50%18.51.721.31.617.31.614.21.112.11.716.80.7
51-75%13.91.515.61.47.31.14.50.74.61.19.00.5
76-100%10.71.412.21.33.50.81.80.42.20.85.90.4
total100.0.100.0.100.0.100.0.100.0.100.0.
totalless than 1%4.50.95.90.97.61.19.80.910.61.57.80.5
1-4%10.11.310.01.215.31.520.81.222.42.016.10.6
5-9%15.71.510.01.214.61.417.91.123.72.016.20.6
10-25%26.31.925.11.733.81.931.11.425.92.129.00.8
26-50%18.91.721.11.617.11.514.41.111.71.516.60.6
51-75%13.91.515.61.47.61.14.20.63.80.98.70.5
76-100%10.61.312.21.33.90.81.70.41.80.65.70.4
total100.0.100.0.100.0.100.0.100.0.100.0.

calculated by unit of reference: production region

© WSL, Swiss National Forest Inventory, 03.11.2014 #161880/148259
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