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NFI4b

forest area: altitudinal vegetation zone · regeneration cover · economic region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest
restriction: rockfall SilvaProtect, modelled and assigned = inside perimeter
grid:
state 2009/13
altitudinal vegetation zone
upper subalpinelower subalpineupper montanelower montanecolline/submontanetotal
economic regionregeneration cover1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
Western Jura< 1%............
1-9%......0.41001.1581.450
10-25%..0.4100..0.41000.41001.158
26-50%............
51-75%........0.41000.4100
76-100%............
total..0.4100..0.7711.8452.935
Eastern Jura< 1%............
1-9%............
10-25%........0.41000.4100
26-50%............
51-75%............
76-100%............
total........0.41000.4100
Western Plateau< 1%............
1-9%............
10-25%............
26-50%............
51-75%............
76-100%............
total............
Central Plateau< 1%............
1-9%............
10-25%............
26-50%............
51-75%........0.31000.3100
76-100%............
total........0.31000.3100
Eastern Plateau< 1%............
1-9%............
10-25%............
26-50%............
51-75%............
76-100%............
total............
Western Pre-Alps< 1%............
1-9%............
10-25%............
26-50%....0.4100....0.4100
51-75%............
76-100%............
total....0.4100....0.4100
Central Pre-Alps< 1%............
1-9%..0.4100......0.4100
10-25%............
26-50%......0.4100..0.4100
51-75%....0.4100..0.41000.771
76-100%............
total..0.41000.41000.41000.41001.450
Eastern Pre-Alps< 1%............
1-9%............
10-25%........0.41000.4100
26-50%........0.41000.4100
51-75%............
76-100%......0.4100..0.4100
total......0.41000.7711.157
Northwestern Alps< 1%............
1-9%....0.41000.7710.41001.450
10-25%..0.7710.41000.7710.41002.140
26-50%............
51-75%....0.4100....0.4100
76-100%..0.4100....0.41000.771
total..1.1571.1571.4501.1574.627
Central Alps< 1%....0.7700.3100..1.057
1-9%....0.3100....0.3100
10-25%..1.4490.3100....1.744
26-50%......0.31000.31000.770
51-75%....0.3100....0.3100
76-100%............
total..1.4491.7440.7700.31004.127
Northeastern Alps< 1%....0.41000.4100..0.770
1-9%......0.770..0.770
10-25%....0.41001.157..1.449
26-50%......0.4100..0.4100
51-75%....0.4100....0.4100
76-100%............
total....1.1572.537..3.630
Southwestern Alps< 1%............
1-9%0.7712.4380.771..0.7714.527
10-25%..0.31000.3100..0.7711.450
26-50%..0.7710.31000.771..1.744
51-75%......0.31000.31000.771
76-100%............
total0.7713.4311.4501.0581.7448.220
Southeastern Alps< 1%......0.4100..0.4100
1-9%0.4100..1.158....1.450
10-25%0.4100..0.771..0.41001.450
26-50%....0.41000.4100..0.771
51-75%............
76-100%............
total0.771..2.1410.7710.41003.930
Southern Alps< 1%............
1-9%..0.41002.1411.1581.8455.325
10-25%..0.41000.771..2.8353.930
26-50%....0.7710.41001.1582.141
51-75%............
76-100%......0.4100..0.4100
total..0.7713.6311.8455.72511.717
Switzerland< 1%....1.0581.158..2.141
1-9%1.0583.1334.6282.8353.93015.515
10-25%0.41003.2332.8352.1415.32613.816
26-50%..0.7711.8452.5381.8456.723
51-75%....1.4500.31001.4503.133
76-100%..0.4100..0.7710.41001.450
total1.4507.32211.6179.61912.71742.69

calculated by unit of reference: economic region

© WSL, Swiss National Forest Inventory, 03.11.2014 #168862/155245

NFI1

forest area: degree of mixture · crown closure · protection forest region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest
restriction: avalanches SilvaProtect, modelled and assigned = inside perimeter
grid: terrestrial grid NFI1
state 1983/85
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern AlpsSwitzerland
degree of mixturecrown closure1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
n/an/a..1.0320.9331.1300.6410.2713.816
crowded..............
heterogeneous..............
normal, loose..............
open, scattered..............
crowded, clustered normal..............
total..1.0320.9331.1300.6410.2713.816
pure conifer forestn/a..............
crowded0.2712.0222.3211.8233.2181.82311.29
heterogeneous..0.5450.2711.3280.7380.4503.118
normal, loose0.3584.9142.2215.4134.8142.22119.77
open, scattered0.11004.0161.0327.9113.7163.11819.87
crowded, clustered normal..1.9231.1303.9163.7163.01813.68
total0.64113.386.81220.2616.1810.41067.34
mixed conifer forestn/a..............
crowded0.2711.1301.7240.5450.3580.11003.916
heterogeneous0.2710.1100........0.358
normal, loose0.9330.8350.9330.7380.3580.9334.515
open, scattered0.11001.1300.6410.5450.2710.2712.719
crowded, clustered normal0.11000.11000.3580.1100..0.5451.130
total1.5263.2183.5171.8230.8351.72412.49
mixed broadleaf forestn/a..............
crowded0.7380.8350.5450.5450.11000.11002.719
heterogeneous0.1100..........0.1100
normal, loose0.5450.7380.2710.1100..0.2711.724
open, scattered0.3580.3580.2710.1100..0.11001.032
crowded, clustered normal....0.4500.1100....0.545
total1.6251.8231.3280.8350.11000.4506.013
pure broadleaf forestn/a..............
crowded0.2710.9331.0320.3580.4500.6413.417
heterogeneous..............
normal, loose0.11000.3580.5450.11000.3580.3581.625
open, scattered0.11000.1100..0.11000.11000.5450.933
crowded, clustered normal..0.1100..0.271..0.3580.641
total0.4501.4271.5260.7380.8351.7246.512
totaln/a..1.0320.9331.1300.6410.2713.816
crowded1.3284.8145.5133.0184.0162.61921.27
heterogeneous0.3580.6410.2711.3280.7380.4503.517
normal, loose1.8246.7123.8166.2125.4133.61727.56
open, scattered0.6415.5131.8238.6104.0163.91624.36
crowded, clustered normal0.11002.1221.8234.3153.7163.81615.78
total4.11620.7714.0824.5618.4714.3896.03

calculated by unit of reference: protection forest region

© WSL, Swiss National Forest Inventory, 03.11.2014 #168863/155246

NFI4b

forest area: altitudinal vegetation zone · degree of cover of assured regeneration · biogeographical region
unit: %
unit of evaluation: accessible forest excluding shrub forest
restriction: rockfall SilvaProtect, modelled and assigned = inside perimeter
grid:
state 2009/13
biogeographical region
JuraPlateauNorthern AlpsWestern Central-AlpsEastern Central-AlpsSouthern AlpsSwitzerland
altitudinal vegetation zonedegree of cover of assured regeneration %± %± %± %± %± %± %±
upper subalpineless than 1%..............
1-4%......50.035.4....24.621.4
5-9%......50.035.450.035.4..50.025.0
10-25%........50.035.4..25.421.9
26-50%..............
51-75%..............
76-100%..............
total......100.0.100.0...100.0.
lower subalpineless than 1%......10.69.9....4.94.8
1-4%......39.815.5..50.035.423.49.2
5-9%....25.015.319.912.6....18.98.5
10-25%100.0...62.517.119.912.6..50.035.443.210.8
26-50%......9.99.4....4.64.5
51-75%..............
76-100%....12.511.7......4.84.7
total100.0...100.0.100.0...100.0.100.0.
upper montaneless than 1%....23.111.7......9.15.0
1-4%....7.77.4..40.021.945.715.024.57.5
5-9%....23.111.750.025.0..27.213.424.17.4
10-25%....15.410.025.021.740.021.918.111.621.27.1
26-50%....7.77.425.021.720.017.99.18.612.05.7
51-75%....23.111.7......9.15.0
76-100%..............
total....100.0.100.0.100.0.100.0.100.0.
lower montaneless than 1%....13.38.8..50.035.4..11.16.1
1-4%....26.711.4....60.021.926.08.5
5-9%50.035.4..6.76.4......7.55.1
10-25%50.035.4..26.711.433.327.350.035.4..25.98.4
26-50%....20.010.333.327.3..20.017.918.47.5
51-75%......33.327.3....3.63.5
76-100%....6.76.4....20.017.97.45.1
total100.0...100.0.100.0.100.0.100.0.100.0.
colline/submontaneless than 1%..............
1-4%16.715.2........6.36.15.63.9
5-9%50.020.4..16.715.240.021.9..37.512.133.37.9
10-25%16.715.2..33.319.340.021.9100.0.43.812.436.18.0
26-50%..50.035.416.715.220.017.9..12.58.313.85.7
51-75%16.715.250.035.416.715.2......8.44.6
76-100%....16.715.2......2.82.7
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
totalless than 1%....11.95.04.44.310.09.5..5.82.1
1-4%11.110.5..11.95.020.88.320.012.629.57.819.03.6
5-9%44.416.6..16.75.829.19.310.09.526.47.623.13.8
10-25%33.415.7..31.07.124.98.850.115.829.47.830.64.2
26-50%..50.035.411.95.016.67.610.09.511.85.512.33.0
51-75%11.110.550.035.49.54.54.24.1....5.82.1
76-100%....7.14.0....2.92.93.31.6
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 #168864/155247

NFI1

forest area: degree of mixture · crown closure · economic region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest
restriction: avalanches SilvaProtect, modelled and assigned = inside perimeter
grid: terrestrial grid NFI1
state 1983/85
degree of mixture
n/apure conifer forestmixed conifer forestmixed broadleaf forestpure broadleaf foresttotal
economic regioncrown closure1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
Western Juran/a............
crowded..0.2710.2710.6410.2711.229
heterogeneous....0.2710.1100..0.358
normal, loose..0.3580.8350.5450.11001.724
open, scattered..0.11000.11000.3580.11000.641
crowded, clustered normal....0.1100....0.1100
total..0.6411.4271.5260.4503.916
Eastern Juran/a............
crowded............
heterogeneous............
normal, loose............
open, scattered............
crowded, clustered normal............
total............
Western Plateaun/a............
crowded............
heterogeneous............
normal, loose............
open, scattered............
crowded, clustered normal............
total............
Central Plateaun/a............
crowded......0.1100..0.1100
heterogeneous............
normal, loose....0.1100....0.1100
open, scattered............
crowded, clustered normal............
total....0.11000.1100..0.271
Eastern Plateaun/a............
crowded............
heterogeneous............
normal, loose............
open, scattered............
crowded, clustered normal............
total............
Western Pre-Alpsn/a0.450........0.450
crowded..0.4500.5450.11000.2711.229
heterogeneous..0.1100......0.1100
normal, loose..1.1300.5450.2710.11001.923
open, scattered..0.5450.1100....0.641
crowded, clustered normal..0.450......0.450
total0.4502.5201.1300.3580.3584.614
Central Pre-Alpsn/a............
crowded..0.6410.3580.2710.5451.625
heterogeneous..0.11000.1100....0.271
normal, loose..1.0320.11000.1100..1.229
open, scattered..0.9330.545....1.427
crowded, clustered normal..0.7380.1100....0.835
total..3.3171.1300.3580.5455.214
Eastern Pre-Alpsn/a............
crowded..0.4500.3580.11000.3581.130
heterogeneous............
normal, loose..0.3580.4500.11000.11000.933
open, scattered..0.11000.11000.1100..0.358
crowded, clustered normal....0.11000.1100..0.271
total..0.8350.9330.4500.4502.520
Northwestern Alpsn/a0.641........0.641
crowded..1.0310.3580.5450.2712.022
heterogeneous..0.358......0.358
normal, loose..2.9190.2710.4500.2713.716
open, scattered..2.7190.5450.3580.11003.617
crowded, clustered normal..0.835....0.11000.933
total0.6417.7111.0311.2290.64111.19
Central Alpsn/a0.271........0.271
crowded..1.0310.6410.2710.11002.022
heterogeneous..0.271......0.271
normal, loose..1.1300.358..0.11001.525
open, scattered..0.7370.358....1.031
crowded, clustered normal..0.6410.271....0.835
total0.2713.7161.4260.2710.2715.812
Northeastern Alpsn/a0.738........0.738
crowded..0.9330.8350.2710.6412.519
heterogeneous............
normal, loose..0.8350.2710.11000.3581.426
open, scattered..0.2710.2710.1100..0.545
crowded, clustered normal..0.545..0.358..0.835
total0.7382.4201.2280.7380.9335.812
Southwestern Alpsn/a1.130........1.130
crowded..1.8230.5450.5450.3583.018
heterogeneous..1.328......1.328
normal, loose..5.4130.7380.11000.11006.212
open, scattered..7.9110.5450.11000.11008.610
crowded, clustered normal..3.9160.11000.11000.2714.315
total1.13020.261.8230.8350.73824.56
Southeastern Alpsn/a0.641........0.641
crowded..3.2180.3580.11000.4504.016
heterogeneous..0.738......0.738
normal, loose..4.8140.358..0.3585.413
open, scattered..3.7160.271..0.11004.016
crowded, clustered normal..3.716......3.716
total0.64116.180.8350.11000.83518.47
Southern Alpsn/a0.271........0.271
crowded..1.8230.11000.11000.6412.619
heterogeneous..0.450......0.450
normal, loose..2.2210.9330.2710.3583.617
open, scattered..3.1180.2710.11000.5453.916
crowded, clustered normal..3.0180.545..0.3583.816
total0.27110.4101.7240.4501.72414.38
Switzerlandn/a3.816........3.816
crowded..11.393.9162.7193.41721.37
heterogeneous..3.1180.3580.1100..3.517
normal, loose..19.874.5151.7241.62527.66
open, scattered..19.872.7191.0320.93324.46
crowded, clustered normal..13.681.1300.5450.64115.88
total3.81667.5412.596.0136.51296.33

calculated by unit of reference: economic region

© WSL, Swiss National Forest Inventory, 03.11.2014 #168865/155248

NFI4b

forest area: altitudinal vegetation zone · degree of cover of assured regeneration · biogeographical region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest
restriction: rockfall SilvaProtect, modelled and assigned = inside perimeter
grid:
state 2009/13
biogeographical region
JuraPlateauNorthern AlpsWestern Central-AlpsEastern Central-AlpsSouthern AlpsSwitzerland
altitudinal vegetation zonedegree of cover of assured regeneration1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
upper subalpineless than 1%..............
1-4%......0.3100....0.3100
5-9%......0.31000.4100..0.771
10-25%........0.4100..0.4100
26-50%..............
51-75%..............
76-100%..............
total......0.7710.771..1.450
lower subalpineless than 1%......0.4100....0.4100
1-4%......1.450..0.41001.745
5-9%....0.7710.771....1.450
10-25%0.4100..1.8450.771..0.41003.233
26-50%......0.3100....0.3100
51-75%..............
76-100%....0.4100......0.4100
total0.4100..2.8353.431..0.7717.422
upper montaneless than 1%....1.158......1.158
1-4%....0.4100..0.7711.8452.935
5-9%....1.1580.771..1.1582.835
10-25%....0.7710.31000.7710.7712.538
26-50%....0.41000.31000.41000.41001.450
51-75%....1.158......1.158
76-100%..............
total....4.6281.4501.8443.93011.717
lower montaneless than 1%....0.771..0.4100..1.158
1-4%....1.450....1.1582.538
5-9%0.4100..0.4100......0.771
10-25%0.4100..1.4500.31000.4100..2.538
26-50%....1.1580.3100..0.41001.845
51-75%......0.3100....0.3100
76-100%....0.4100....0.41000.771
total0.771..5.3261.0580.7711.8459.619
colline/submontaneless than 1%..............
1-4%0.4100........0.41000.771
5-9%1.158..0.41000.771..2.1414.329
10-25%0.4100..0.7710.7710.41002.5384.628
26-50%..0.41000.41000.3100..0.7711.845
51-75%0.41000.41000.4100......1.158
76-100%....0.4100......0.4100
total2.2410.7712.1411.7440.41005.72512.817
totalless than 1%....1.8450.41000.4100..2.538
1-4%0.4100..1.8451.7440.7713.6318.121
5-9%1.450..2.5382.4370.41003.2339.919
10-25%1.158..4.6282.1411.8453.63113.116
26-50%..0.41001.8451.4500.41001.4505.326
51-75%0.41000.41001.4500.3100....2.538
76-100%....1.158....0.41001.450
total3.2330.77114.9158.2203.53112.11742.79

calculated by unit of reference: biogeographical region

© WSL, Swiss National Forest Inventory, 03.11.2014 #168866/155249

NFI4b

forest area: altitudinal vegetation zone · degree of cover of assured regeneration · canton
unit: %
unit of evaluation: accessible forest excluding shrub forest
restriction: rockfall SilvaProtect, modelled and assigned = inside perimeter
grid:
state 2009/13
altitudinal vegetation zone
upper subalpinelower subalpineupper montanelower montanecolline/submontanetotal
cantondegree of cover of assured regeneration %± %± %± %± %± %±
AGless than 1%............
1-4%............
5-9%............
10-25%............
26-50%............
51-75%............
76-100%............
total............
AIless than 1%............
1-4%............
5-9%............
10-25%............
26-50%............
51-75%............
76-100%............
total............
ARless than 1%............
1-4%............
5-9%............
10-25%............
26-50%............
51-75%............
76-100%............
total............
BEless than 1%............
1-4%......75.021.7..17.69.2
5-9%....20.017.9..50.025.017.69.2
10-25%..75.421.440.021.925.021.7..35.611.6
26-50%............
51-75%....40.021.9..25.021.717.69.2
76-100%..24.621.4....25.021.711.77.8
total..100.0.100.0.100.0.100.0.100.0.
BL/BSless than 1%............
1-4%............
5-9%............
10-25%........100.0.100.0.
26-50%............
51-75%............
76-100%............
total........100.0.100.0.
FRless than 1%............
1-4%............
5-9%............
10-25%............
26-50%............
51-75%............
76-100%............
total............
GEless than 1%............
1-4%............
5-9%............
10-25%............
26-50%............
51-75%............
76-100%............
total............
GLless than 1%......20.018.0..14.313.3
1-4%......20.018.0..14.313.3
5-9%....50.035.720.018.0..28.617.2
10-25%......20.018.0..14.313.3
26-50%......20.018.0..14.313.3
51-75%....50.035.7....14.313.3
76-100%............
total....100.0.100.0...100.0.
GRless than 1%......20.017.9..4.74.6
1-4%....50.215.860.021.9..38.110.6
5-9%50.035.4..10.09.5..32.927.014.27.6
10-25%50.035.4100.0.29.914.520.017.967.127.038.110.6
26-50%....10.09.5....4.74.6
51-75%............
76-100%............
total100.0.100.0.100.0.100.0.100.0.100.0.
JUless than 1%............
1-4%........33.327.433.327.4
5-9%........33.327.433.327.4
10-25%............
26-50%............
51-75%........33.327.433.327.4
76-100%............
total........100.0.100.0.
LUless than 1%............
1-4%............
5-9%............
10-25%............
26-50%............
51-75%............
76-100%............
total............
NEless than 1%............
1-4%............
5-9%............
10-25%............
26-50%............
51-75%............
76-100%............
total............
NWless than 1%............
1-4%............
5-9%............
10-25%............
26-50%......100.0...100.0.
51-75%............
76-100%............
total......100.0...100.0.
OWless than 1%............
1-4%............
5-9%..100.0.......50.035.7
10-25%............
26-50%............
51-75%........100.0.50.035.7
76-100%............
total..100.0.....100.0.100.0.
SGless than 1%....100.0.....20.017.9
1-4%............
5-9%............
10-25%......100.0.50.035.560.022.0
26-50%........50.035.520.017.9
51-75%............
76-100%............
total....100.0.100.0.100.0.100.0.
SHless than 1%............
1-4%............
5-9%............
10-25%............
26-50%............
51-75%............
76-100%............
total............
SOless than 1%............
1-4%............
5-9%......100.0.100.0.100.0.
10-25%............
26-50%............
51-75%............
76-100%............
total......100.0.100.0.100.0.
SZless than 1%............
1-4%....100.0.....25.021.8
5-9%............
10-25%..100.0.......25.021.8
26-50%........100.0.25.021.8
51-75%............
76-100%......100.0...25.021.8
total..100.0.100.0.100.0.100.0.100.0.
TGless than 1%............
1-4%............
5-9%............
10-25%............
26-50%............
51-75%............
76-100%............
total............
TIless than 1%............
1-4%..100.0.33.319.3..7.16.917.47.9
5-9%....33.319.3..35.712.830.49.6
10-25%....16.715.2..42.913.230.49.6
26-50%....16.715.250.035.414.39.417.47.9
51-75%............
76-100%......50.035.4..4.34.3
total..100.0.100.0.100.0.100.0.100.0.
URless than 1%....50.025.150.035.6..33.315.8
1-4%............
5-9%..33.327.425.021.8....22.213.9
10-25%..66.727.4......22.213.9
26-50%....25.021.850.035.6..22.213.9
51-75%............
76-100%............
total..100.0.100.0.100.0...100.0.
VDless than 1%............
1-4%............
5-9%............
10-25%......100.0.100.0.100.0.
26-50%............
51-75%............
76-100%............
total......100.0.100.0.100.0.
VSless than 1%..10.69.9......4.44.3
1-4%50.035.439.815.5......20.88.3
5-9%50.035.419.912.650.025.0..40.021.929.19.3
10-25%..19.912.625.021.733.327.340.021.924.98.8
26-50%..9.99.425.021.733.327.320.017.916.67.6
51-75%......33.327.3..4.24.1
76-100%............
total100.0.100.0.100.0.100.0.100.0.100.0.
ZGless than 1%............
1-4%............
5-9%............
10-25%............
26-50%............
51-75%............
76-100%............
total............
ZHless than 1%............
1-4%............
5-9%............
10-25%............
26-50%............
51-75%............
76-100%............
total............
Switzerlandless than 1%..5.04.98.84.911.06.0..5.72.1
1-4%24.821.523.89.324.67.525.48.35.84.018.93.6
5-9%50.025.019.18.624.37.57.95.433.07.823.23.8
10-25%25.221.842.710.821.17.126.18.536.38.030.64.2
26-50%..4.74.612.05.618.67.513.85.712.43.0
51-75%....9.35.13.53.58.54.75.92.2
76-100%..4.74.6..7.45.12.62.63.31.6
total100.0.100.0.100.0.100.0.100.0.100.0.

calculated by unit of reference: canton

© WSL, Swiss National Forest Inventory, 03.11.2014 #168867/155250

NFI1

forest area: altitudinal vegetation zone · stand structure · biogeographical region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest
restriction: avalanches SilvaProtect, modelled and assigned = inside perimeter
grid: terrestrial grid NFI1
state 1983/85
biogeographical region
JuraPlateauNorthern AlpsWestern Central-AlpsEastern Central-AlpsSouthern AlpsSwitzerland
altitudinal vegetation zonestand structure1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
upper subalpinen/a......0.2710.1100..0.358
single-layered....0.11000.4500.7380.8352.022
multi-layered....0.11001.7240.7380.6413.018
stratified......1.2291.0320.11002.321
clustered structure....0.11000.3580.4500.5451.328
total....0.3583.7162.9182.0228.910
lower subalpinen/a....1.3280.5450.11000.11002.022
single-layered0.1100..4.9143.7163.2182.52014.48
multi-layered0.1100..4.2154.5152.0221.32812.19
stratified....0.9332.4201.2291.3285.813
clustered structure....1.5260.6410.6410.6413.317
total0.271..12.8911.797.1125.71337.55
upper montanen/a....0.9330.2710.11000.11001.328
single-layered0.450..7.0121.8233.1182.91815.18
multi-layered1.823..9.6102.6191.3283.31718.67
stratified0.271..1.5261.6250.6411.1305.014
clustered structure....0.3580.11000.2710.2710.835
total2.420..19.476.2125.3147.51140.85
lower montanen/a....0.271......0.271
single-layered0.545..2.620......3.118
multi-layered0.8350.11002.520..0.358..3.716
stratified0.1100..0.450......0.545
clustered structure..............
total1.4270.11005.713..0.358..7.511
colline/submontanen/a..............
single-layered....0.11000.11000.1100..0.358
multi-layered....0.2710.4500.1100..0.738
stratified......0.2710.1100..0.358
clustered structure......0.1100....0.1100
total....0.3580.8350.358..1.427
totaln/a....2.4200.9330.3580.2713.816
single-layered1.032..14.785.9137.1126.11334.95
multi-layered2.7190.110016.689.1104.4155.21438.25
stratified0.358..2.8195.3132.9182.52013.88
clustered structure....1.9231.1301.2291.3285.513
total4.1160.110038.5522.4615.8815.3896.13

calculated by unit of reference: biogeographical region

© WSL, Swiss National Forest Inventory, 03.11.2014 #168868/155251

NFI4b

forest area: altitudinal vegetation zone · degree of cover of assured regeneration · canton
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest
restriction: rockfall SilvaProtect, modelled and assigned = inside perimeter
grid:
state 2009/13
altitudinal vegetation zone
upper subalpinelower subalpineupper montanelower montanecolline/submontanetotal
cantondegree of cover of assured regeneration1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
AGless than 1%............
1-4%............
5-9%............
10-25%............
26-50%............
51-75%............
76-100%............
total............
AIless than 1%............
1-4%............
5-9%............
10-25%............
26-50%............
51-75%............
76-100%............
total............
ARless than 1%............
1-4%............
5-9%............
10-25%............
26-50%............
51-75%............
76-100%............
total............
BEless than 1%............
1-4%......1.058..1.058
5-9%....0.3100..0.7711.058
10-25%..1.0580.7710.3100..2.141
26-50%............
51-75%....0.771..0.31001.058
76-100%..0.3100....0.31000.771
total..1.4501.7451.4501.4505.824
BL/BSless than 1%............
1-4%............
5-9%............
10-25%........0.41000.4100
26-50%............
51-75%............
76-100%............
total........0.41000.4100
FRless than 1%............
1-4%............
5-9%............
10-25%............
26-50%............
51-75%............
76-100%............
total............
GEless than 1%............
1-4%............
5-9%............
10-25%............
26-50%............
51-75%............
76-100%............
total............
GLless than 1%......0.4100..0.4100
1-4%......0.4100..0.4100
5-9%....0.41000.4100..0.870
10-25%......0.4100..0.4100
26-50%......0.4100..0.4100
51-75%....0.4100....0.4100
76-100%............
total....0.8701.943..2.736
GRless than 1%......0.3100..0.3100
1-4%....1.8451.058..2.835
5-9%0.3100..0.3100..0.31001.058
10-25%0.31000.31001.0580.31000.7712.835
26-50%....0.3100....0.3100
51-75%............
76-100%............
total0.7710.31003.5311.7451.1587.421
JUless than 1%............
1-4%........0.41000.4100
5-9%........0.41000.4100
10-25%............
26-50%............
51-75%........0.41000.4100
76-100%............
total........1.2571.257
LUless than 1%............
1-4%............
5-9%............
10-25%............
26-50%............
51-75%............
76-100%............
total............
NEless than 1%............
1-4%............
5-9%............
10-25%............
26-50%............
51-75%............
76-100%............
total............
NWless than 1%............
1-4%............
5-9%............
10-25%............
26-50%......0.4100..0.4100
51-75%............
76-100%............
total......0.4100..0.4100
OWless than 1%............
1-4%............
5-9%..0.4100......0.4100
10-25%............
26-50%............
51-75%........0.41000.4100
76-100%............
total..0.4100....0.41000.770
SGless than 1%....0.4100....0.4100
1-4%............
5-9%............
10-25%......0.7700.41001.157
26-50%........0.41000.4100
51-75%............
76-100%............
total....0.41000.7700.7701.844
SHless than 1%............
1-4%............
5-9%............
10-25%............
26-50%............
51-75%............
76-100%............
total............
SOless than 1%............
1-4%............
5-9%......0.41000.41000.870
10-25%............
26-50%............
51-75%............
76-100%............
total......0.41000.41000.870
SZless than 1%............
1-4%....0.4100....0.4100
5-9%............
10-25%..0.4100......0.4100
26-50%........0.41000.4100
51-75%............
76-100%......0.4100..0.4100
total..0.41000.41000.41000.41001.449
TGless than 1%............
1-4%............
5-9%............
10-25%............
26-50%............
51-75%............
76-100%............
total............
TIless than 1%............
1-4%..0.41000.771..0.41001.450
5-9%....0.771..1.8442.537
10-25%....0.4100..2.1412.537
26-50%....0.41000.41000.7711.450
51-75%............
76-100%......0.4100..0.4100
total..0.41002.1410.7715.0268.220
URless than 1%....0.7700.3100..1.057
1-4%............
5-9%..0.31000.3100....0.770
10-25%..0.770......0.770
26-50%....0.31000.3100..0.770
51-75%............
76-100%............
total..1.0571.3490.770..3.031
VDless than 1%............
1-4%............
5-9%............
10-25%......0.41000.41000.871
26-50%............
51-75%............
76-100%............
total......0.41000.41000.871
VSless than 1%..0.4100......0.4100
1-4%0.31001.450......1.744
5-9%0.31000.7710.771..0.7712.437
10-25%..0.7710.31000.31000.7712.141
26-50%..0.31000.31000.31000.31001.450
51-75%......0.3100..0.3100
76-100%............
total0.7713.4311.4501.0581.7448.220
ZGless than 1%............
1-4%............
5-9%............
10-25%............
26-50%............
51-75%............
76-100%............
total............
ZHless than 1%............
1-4%............
5-9%............
10-25%............
26-50%............
51-75%............
76-100%............
total............
Switzerlandless than 1%..0.41001.0581.158..2.438
1-4%0.31001.7452.8352.5380.7718.121
5-9%0.7711.4502.8350.8714.3299.919
10-25%0.31003.1332.4382.5384.72813.116
26-50%..0.31001.4501.8451.8455.326
51-75%....1.1580.31001.1582.538
76-100%..0.3100..0.7710.31001.450
total1.4507.32211.5179.71913.01742.89

calculated by unit of reference: canton

© WSL, Swiss National Forest Inventory, 03.11.2014 #168869/155252

NFI4b

forest area: altitudinal vegetation zone · degree of cover of assured regeneration · production region
unit: %
unit of evaluation: accessible forest excluding shrub forest
restriction: rockfall SilvaProtect, modelled and assigned = inside perimeter
grid:
state 2009/13
production region
JuraPlateauPre-AlpsAlpsSouthern AlpsSwitzerland
altitudinal vegetation zonedegree of cover of assured regeneration %± %± %± %± %± %±
upper subalpineless than 1%............
1-4%......25.021.7..25.021.7
5-9%......50.025.0..50.025.0
10-25%......25.021.7..25.021.7
26-50%............
51-75%............
76-100%............
total......100.0...100.0.
lower subalpineless than 1%......6.26.0..5.04.8
1-4%......23.510.350.035.423.79.3
5-9%....100.0.17.69.2..19.18.6
10-25%100.0.....41.011.950.035.442.810.8
26-50%......5.95.7..4.74.6
51-75%............
76-100%......5.95.7..4.74.6
total100.0...100.0.100.0.100.0.100.0.
upper montaneless than 1%......14.37.6..9.05.0
1-4%......19.08.640.215.524.47.5
5-9%......23.89.329.914.524.27.5
10-25%....50.035.419.08.619.912.621.37.1
26-50%......14.37.610.09.512.15.7
51-75%....50.035.49.56.4..9.15.0
76-100%............
total....100.0.100.0.100.0.100.0.
lower montaneless than 1%......16.78.8..11.06.0
1-4%......22.29.860.021.925.98.4
5-9%50.035.4....5.65.4..7.55.1
10-25%50.035.4....33.311.1..25.88.4
26-50%....50.035.416.78.820.017.918.57.5
51-75%......5.65.4..3.73.6
76-100%....50.035.4..20.017.97.65.1
total100.0...100.0.100.0.100.0.100.0.
colline/submontaneless than 1%............
1-4%16.715.2......6.36.15.63.9
5-9%50.020.4....29.814.537.512.133.37.9
10-25%16.715.2..33.327.240.315.543.812.436.18.0
26-50%....33.327.219.912.612.58.313.85.7
51-75%16.715.2100.0.33.327.2....8.44.7
76-100%......9.99.4..2.72.7
total100.0.100.0.100.0.100.0.100.0.100.0.
totalless than 1%......10.13.6..5.72.1
1-4%11.110.5....18.54.627.47.819.03.6
5-9%44.516.6..12.511.720.04.827.27.823.23.8
10-25%33.315.7..25.015.331.55.630.38.030.64.2
26-50%....25.015.312.84.012.15.712.43.0
51-75%11.110.5100.0.25.015.34.32.4..5.82.1
76-100%....12.511.72.92.03.03.03.31.6
total100.0.100.0.100.0.100.0.100.0.100.0.

calculated by unit of reference: production region

© WSL, Swiss National Forest Inventory, 03.11.2014 #168870/155253

NFI1

forest area: altitudinal vegetation zone · stand structure · canton
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest
restriction: avalanches SilvaProtect, modelled and assigned = inside perimeter
grid: terrestrial grid NFI1
state 1983/85
altitudinal vegetation zone
upper subalpinelower subalpineupper montanelower montanecolline/submontanetotal
cantonstand structure1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
AGn/a............
single-layered............
multi-layered............
stratified............
clustered structure............
total............
AIn/a............
single-layered..0.3570.1100....0.449
multi-layered....0.1100....0.1100
stratified............
clustered structure............
total..0.3570.270....0.543
ARn/a............
single-layered....0.1100....0.1100
multi-layered....0.1100....0.1100
stratified............
clustered structure............
total....0.270....0.270
BEn/a..0.3580.450....0.738
single-layered0.11001.5262.3210.6410.11004.615
multi-layered..1.4273.8160.9330.11006.213
stratified..0.7381.0320.1100..1.823
clustered structure0.11000.641......0.738
total0.2714.5157.5111.6250.27114.08
BL/BSn/a............
single-layered............
multi-layered............
stratified............
clustered structure............
total............
FRn/a..0.11000.1100....0.271
single-layered..0.3580.11000.271..0.641
multi-layered..0.2710.4500.2710.11000.933
stratified............
clustered structure....0.1100....0.1100
total..0.6410.7380.4500.11001.823
GEn/a............
single-layered............
multi-layered............
stratified............
clustered structure............
total............
GLn/a..0.3570.271....0.544
single-layered..0.2710.6400.933..1.723
multi-layered..0.2710.4500.271..0.835
stratified............
clustered structure..0.4500.1100....0.544
total..1.1301.3271.129..3.616
GRn/a0.11000.2710.2710.271..0.738
single-layered1.3283.8165.114..0.110010.210
multi-layered0.7382.4202.6190.7380.11006.512
stratified1.0321.5260.8350.11000.11003.517
clustered structure0.6410.7380.271....1.526
total3.7168.6118.8101.0320.35822.46
JUn/a............
single-layered......0.1100..0.1100
multi-layered....0.358....0.358
stratified......0.1100..0.1100
clustered structure............
total....0.3580.271..0.544
LUn/a............
single-layered..0.2710.358....0.545
multi-layered....0.1100....0.1100
stratified............
clustered structure............
total..0.2710.450....0.641
NEn/a............
single-layered......0.358..0.358
multi-layered....0.5440.1100..0.641
stratified............
clustered structure............
total....0.5440.450..0.933
NWn/a............
single-layered..0.2700.2700.357..0.736
multi-layered....0.11000.1100..0.270
stratified....0.11000.1100..0.270
clustered structure..0.270......0.270
total..0.4490.4490.544..1.426
OWn/a............
single-layered..0.3570.3570.1100..0.737
multi-layered..0.6400.271....0.835
stratified..0.271......0.271
clustered structure............
total..1.1290.5440.1100..1.723
SGn/a....0.271....0.271
single-layered..0.4500.8350.450..1.625
multi-layered..0.4500.7380.641..1.724
stratified....0.2710.1100..0.358
clustered structure..0.1100......0.1100
total..0.9331.9231.130..3.916
SHn/a............
single-layered............
multi-layered............
stratified............
clustered structure............
total............
SOn/a............
single-layered............
multi-layered....0.11000.1100..0.271
stratified............
clustered structure............
total....0.11000.1100..0.271
SZn/a..0.1100......0.1100
single-layered..0.3580.450....0.737
multi-layered..0.2710.3580.358..0.935
stratified....0.1100....0.1100
clustered structure............
total..0.6410.9350.358..1.824
TGn/a............
single-layered............
multi-layered............
stratified............
clustered structure............
total............
TIn/a..0.1100......0.1100
single-layered0.2711.8231.328....3.317
multi-layered0.6410.9332.520....4.016
stratified0.11001.0320.933....2.022
clustered structure0.3580.5450.271....1.032
total1.2294.3154.914....10.39
URn/a..0.1100......0.1100
single-layered..0.8350.7370.1100..1.624
multi-layered0.11000.11001.1300.358..1.624
stratified....0.271....0.271
clustered structure..0.11000.1100....0.271
total0.11001.1302.1210.450..3.815
VDn/a..0.1100......0.1100
single-layered..0.6410.8350.1100..1.526
multi-layered..0.7381.5260.271..2.520
stratified....0.1100....0.1100
clustered structure..0.1100......0.1100
total..1.5262.5200.358..4.315
VSn/a0.2710.7380.271....1.130
single-layered0.4503.7161.922..0.11006.112
multi-layered1.7245.0143.816..0.45010.89
stratified1.2292.4201.625..0.2715.413
clustered structure0.3580.6410.1100..0.11001.130
total3.71612.497.611..0.83524.56
ZGn/a............
single-layered....0.1100....0.1100
multi-layered............
stratified............
clustered structure............
total....0.1100....0.1100
ZHn/a............
single-layered............
multi-layered............
stratified............
clustered structure............
total............
Switzerlandn/a0.3582.0221.3280.271..3.816
single-layered2.02214.4815.283.1180.35835.05
multi-layered3.01812.1918.673.7160.73838.25
stratified2.3215.8135.0140.5450.35813.88
clustered structure1.3283.3170.835..0.11005.513
total8.91037.6540.957.6111.42796.33

calculated by unit of reference: canton

© WSL, Swiss National Forest Inventory, 03.11.2014 #168871/155254

NFI4b

forest area: altitudinal vegetation zone · degree of cover of assured regeneration · production region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest
restriction: rockfall SilvaProtect, modelled and assigned = inside perimeter
grid:
state 2009/13
production region
JuraPlateauPre-AlpsAlpsSouthern AlpsSwitzerland
altitudinal vegetation zonedegree of cover of assured regeneration1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
upper subalpineless than 1%............
1-4%......0.3100..0.3100
5-9%......0.771..0.771
10-25%......0.3100..0.3100
26-50%............
51-75%............
76-100%............
total......1.450..1.450
lower subalpineless than 1%......0.4100..0.4100
1-4%......1.4500.41001.745
5-9%....0.41001.058..1.450
10-25%0.4100....2.4380.41003.133
26-50%......0.3100..0.3100
51-75%............
76-100%......0.3100..0.3100
total0.4100..0.41005.9240.7717.322
upper montaneless than 1%......1.058..1.058
1-4%......1.4501.4502.835
5-9%......1.7451.1582.835
10-25%....0.41001.4500.7712.538
26-50%......1.0580.41001.450
51-75%....0.41000.771..1.158
76-100%............
total....0.7717.3223.63111.517
lower montaneless than 1%......1.058..1.058
1-4%......1.4501.1582.438
5-9%0.4100....0.3100..0.771
10-25%0.4100....2.141..2.438
26-50%....0.41001.0580.41001.845
51-75%......0.3100..0.3100
76-100%....0.4100..0.41000.771
total0.771..0.7716.2231.8459.419
colline/submontaneless than 1%............
1-4%0.4100......0.41000.771
5-9%1.158....1.0582.1414.329
10-25%0.4100..0.41001.4502.5384.628
26-50%....0.41000.7710.7711.845
51-75%0.41000.41000.4100....1.158
76-100%......0.3100..0.3100
total2.2410.41001.1583.5325.72512.817
totalless than 1%......2.438..2.438
1-4%0.4100....4.5283.2338.121
5-9%1.550..0.41004.8273.2339.819
10-25%1.158..0.7717.6213.53113.016
26-50%....0.7713.1331.4505.226
51-75%0.41000.41000.7711.058..2.538
76-100%....0.41000.7710.41001.450
total3.3330.41002.93524.21211.71742.49

calculated by unit of reference: production region

© WSL, Swiss National Forest Inventory, 03.11.2014 #168872/155255

NFI4b

forest area: altitudinal vegetation zone · degree of cover of assured regeneration · protection forest region
unit: %
unit of evaluation: accessible forest excluding shrub forest
restriction: rockfall SilvaProtect, modelled and assigned = inside perimeter
grid:
state 2009/13
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern AlpsSwitzerland
altitudinal vegetation zonedegree of cover of assured regeneration %± %± %± %± %± %± %±
upper subalpineless than 1%..............
1-4%......50.035.4....24.721.5
5-9%......50.035.450.035.4..50.025.0
10-25%........50.035.4..25.321.8
26-50%..............
51-75%..............
76-100%..............
total......100.0.100.0...100.0.
lower subalpineless than 1%......10.69.9....5.04.8
1-4%......39.815.5..50.035.423.59.2
5-9%..25.021.725.021.719.912.6....18.98.5
10-25%100.0.50.025.075.021.719.912.6..50.035.443.010.8
26-50%......9.99.4....4.74.6
51-75%..............
76-100%..25.021.7........4.94.8
total100.0.100.0.100.0.100.0...100.0.100.0.
upper montaneless than 1%....37.517.1......8.94.9
1-4%....12.511.7..50.020.440.215.524.47.5
5-9%..20.017.925.015.350.025.0..29.914.524.17.4
10-25%..40.021.9..25.021.733.319.319.912.621.37.2
26-50%....12.511.725.021.716.715.210.09.512.05.6
51-75%..40.021.912.511.7......9.25.1
76-100%..............
total..100.0.100.0.100.0.100.0.100.0.100.0.
lower montaneless than 1%....20.012.7..50.035.4..11.06.0
1-4%..60.021.910.09.5....60.021.926.38.5
5-9%50.035.4..10.09.5......7.45.0
10-25%50.035.420.017.930.014.533.327.350.035.4..25.88.4
26-50%..20.017.920.012.733.327.3..20.017.918.57.5
51-75%......33.327.3....3.63.6
76-100%....10.09.5....20.017.97.45.0
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
colline/submontaneless than 1%..............
1-4%14.313.2........6.36.15.63.8
5-9%42.918.725.021.7..40.021.9..37.512.133.47.9
10-25%14.313.225.021.733.327.240.021.9100.0.43.812.436.18.0
26-50%....66.727.220.017.9..12.58.313.75.7
51-75%28.617.125.021.7........8.54.7
76-100%..25.021.7........2.82.8
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
totalless than 1%....20.08.04.44.39.18.7..5.72.1
1-4%10.09.516.78.88.05.420.88.327.213.427.47.819.03.6
5-9%39.915.516.78.816.07.329.19.39.18.727.27.823.13.8
10-25%30.114.533.311.128.09.024.98.845.615.030.38.030.64.2
26-50%..5.65.420.08.016.67.69.18.712.15.712.33.0
51-75%20.012.616.78.84.03.94.24.1....5.82.1
76-100%..11.17.44.03.9....3.03.03.31.6
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.

calculated by unit of reference: protection forest region

© WSL, Swiss National Forest Inventory, 03.11.2014 #168873/155256

NFI1

forest area: altitudinal vegetation zone · stand structure · production region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest
restriction: avalanches SilvaProtect, modelled and assigned = inside perimeter
grid: terrestrial grid NFI1
state 1983/85
production region
JuraPlateauPre-AlpsAlpsSouthern AlpsSwitzerland
altitudinal vegetation zonestand structure1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
upper subalpinen/a......0.358..0.358
single-layered......1.2290.8352.022
multi-layered......2.5200.6413.118
stratified......2.2210.11002.321
clustered structure....0.11000.7380.5451.328
total....0.11006.8122.0228.910
lower subalpinen/a....0.2711.7240.11002.022
single-layered0.1100..2.2219.7102.42014.48
multi-layered0.1100..1.0329.9101.13012.19
stratified....0.5454.1161.3285.813
clustered structure....0.3582.4200.6413.317
total0.271..4.21527.865.41337.65
upper montanen/a....0.2711.0320.11001.328
single-layered0.450..2.2219.8102.71915.18
multi-layered1.8230.11002.22111.593.01818.67
stratified0.271..0.5453.3171.0325.014
clustered structure....0.11000.5450.2710.835
total2.4200.11005.21426.166.91240.75
lower montanen/a......0.271..0.271
single-layered0.545..1.1301.526..3.118
multi-layered0.7380.11001.2291.724..3.716
stratified0.1100..0.2710.271..0.545
clustered structure............
total1.3280.11002.5203.617..7.512
colline/submontanen/a............
single-layered....0.11000.271..0.358
multi-layered....0.2710.545..0.738
stratified......0.358..0.358
clustered structure......0.1100..0.1100
total....0.3581.130..1.427
totaln/a....0.4503.2180.2713.816
single-layered1.032..5.61322.475.81334.85
multi-layered2.6200.2714.61526.164.61438.15
stratified0.358..1.22910.0102.42013.98
clustered structure....0.5453.7161.3285.513
total4.0160.27112.3965.3414.3896.13

calculated by unit of reference: production region

© WSL, Swiss National Forest Inventory, 03.11.2014 #168874/155257

NFI4b

forest area: altitudinal vegetation zone · degree of cover of assured regeneration · protection forest region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest
restriction: rockfall SilvaProtect, modelled and assigned = inside perimeter
grid:
state 2009/13
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern AlpsSwitzerland
altitudinal vegetation zonedegree of cover of assured regeneration1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
upper subalpineless than 1%..............
1-4%......0.3100....0.3100
5-9%......0.31000.4100..0.771
10-25%........0.4100..0.4100
26-50%..............
51-75%..............
76-100%..............
total......0.7710.771..1.450
lower subalpineless than 1%......0.4100....0.4100
1-4%......1.450..0.41001.745
5-9%..0.41000.31000.771....1.450
10-25%0.41000.7711.0580.771..0.41003.233
26-50%......0.3100....0.3100
51-75%..............
76-100%..0.4100........0.4100
total0.41001.4501.4503.431..0.7717.322
upper montaneless than 1%....1.058......1.058
1-4%....0.3100..1.1581.4502.835
5-9%..0.41000.7710.771..1.1582.835
10-25%..0.771..0.31000.7710.7712.538
26-50%....0.31000.31000.41000.41001.450
51-75%..0.7710.3100......1.158
76-100%..............
total..1.8452.8351.4502.1413.63111.617
lower montaneless than 1%....0.771..0.4100..1.058
1-4%..1.1580.3100....1.1582.538
5-9%0.4100..0.3100......0.771
10-25%0.41000.41001.0580.31000.4100..2.438
26-50%..0.41000.7710.3100..0.41001.745
51-75%......0.3100....0.3100
76-100%....0.3100....0.41000.771
total0.7711.8453.4311.0580.7711.8459.519
colline/submontaneless than 1%..............
1-4%0.4100........0.41000.771
5-9%1.1580.4100..0.771..2.1414.229
10-25%0.41000.41000.31000.7710.41002.5384.628
26-50%....0.7710.3100..0.7711.745
51-75%0.7710.4100........1.158
76-100%..0.4100........0.4100
total2.5381.4501.0581.7440.41005.72512.717
totalless than 1%....1.7440.41000.4100..2.438
1-4%0.41001.1580.7711.7441.1583.2338.121
5-9%1.4501.1581.4502.4370.41003.2339.819
10-25%1.1582.2412.4382.1411.8453.53113.016
26-50%..0.41001.7441.4500.41001.4505.226
51-75%0.7711.1580.31000.3100....2.538
76-100%..0.7710.3100....0.41001.450
total3.6326.5238.6198.2203.93011.71742.59

calculated by unit of reference: protection forest region

© WSL, Swiss National Forest Inventory, 03.11.2014 #168875/155258

NFI2

forest area: stand stability · regeneration cover · biogeographical region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
restriction: avalanches SilvaProtect, modelled and assigned = inside perimeter
grid:
state 1993/95
biogeographical region
JuraPlateauNorthern AlpsWestern Central-AlpsEastern Central-AlpsSouthern AlpsSwitzerland
stand stabilityregeneration cover1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
n/an/a....0.41000.771....1.158
< 1%..............
1-9%..............
10-25%..............
26-50%..............
51-75%..............
76-100%..............
total....0.41000.771....1.158
criticaln/a..............
< 1%....0.7710.31000.4100..1.450
1-9%....4.3290.7712.1410.7717.821
10-25%......0.771....0.771
26-50%....0.7710.7710.41000.41002.141
51-75%....0.4100......0.4100
76-100%....0.4100......0.4100
total....6.4232.4372.8351.15812.717
less stablen/a..............
< 1%....2.5381.4501.158..4.927
1-9%....8.9202.4372.5372.14115.915
10-25%1.158..4.3293.4312.1411.45012.317
26-50%....2.1411.7440.41001.1585.326
51-75%0.4100..3.2330.771..0.7714.927
76-100%....0.7710.7710.771..2.141
total1.450..21.61210.3176.7225.32545.49
stablen/a..............
< 1%....1.1580.3100..0.41001.845
1-9%0.771..2.5383.1331.8441.4509.519
10-25%0.771..2.1412.7350.7712.1418.420
26-50%1.158..1.4502.4370.7712.5388.121
51-75%0.4100..1.1581.058..0.41002.835
76-100%0.4100..0.4100..0.4100..1.158
total3.233..8.5209.6183.5316.82331.610
totaln/a....0.41000.771....1.158
< 1%....4.3292.1411.4500.41008.121
1-9%0.771..15.6156.2236.4234.32933.110
10-25%1.845..6.4236.8222.8353.63121.413
26-50%1.158..4.3294.8261.4503.93015.515
51-75%0.771..4.6281.744..1.1588.121
76-100%0.4100..1.4500.7711.158..3.532
total4.727..36.9922.91113.11613.21690.86

calculated by unit of reference: biogeographical region

© WSL, Swiss National Forest Inventory, 03.11.2014 #168876/155259

NFI4b

forest area: altitudinal vegetation zone · degree of cover of assured regeneration · economic region
unit: %
unit of evaluation: accessible forest excluding shrub forest
restriction: rockfall SilvaProtect, modelled and assigned = inside perimeter
grid:
state 2009/13
altitudinal vegetation zone
upper subalpinelower subalpineupper montanelower montanecolline/submontanetotal
economic regiondegree of cover of assured regeneration %± %± %± %± %± %±
Western Juraless than 1%............
1-4%........20.017.912.411.7
5-9%......50.035.460.021.949.817.7
10-25%..100.0...50.035.4..25.415.5
26-50%............
51-75%........20.017.912.411.7
76-100%............
total..100.0...100.0.100.0.100.0.
Eastern Juraless than 1%............
1-4%............
5-9%............
10-25%........100.0.100.0.
26-50%............
51-75%............
76-100%............
total........100.0.100.0.
Western Plateauless than 1%............
1-4%............
5-9%............
10-25%............
26-50%............
51-75%............
76-100%............
total............
Central Plateauless than 1%............
1-4%............
5-9%............
10-25%............
26-50%............
51-75%........100.0.100.0.
76-100%............
total........100.0.100.0.
Eastern Plateauless than 1%............
1-4%............
5-9%............
10-25%............
26-50%............
51-75%............
76-100%............
total............
Western Pre-Alpsless than 1%............
1-4%............
5-9%............
10-25%....100.0.....100.0.
26-50%............
51-75%............
76-100%............
total....100.0.....100.0.
Central Pre-Alpsless than 1%............
1-4%............
5-9%..100.0.......25.021.7
10-25%............
26-50%......100.0...25.021.7
51-75%....100.0...100.0.50.025.0
76-100%............
total..100.0.100.0.100.0.100.0.100.0.
Eastern Pre-Alpsless than 1%............
1-4%............
5-9%............
10-25%........50.035.433.327.3
26-50%........50.035.433.327.3
51-75%............
76-100%......100.0...33.327.3
total......100.0.100.0.100.0.
Northwestern Alpsless than 1%............
1-4%......75.021.7..23.111.7
5-9%....33.327.3..33.327.315.410.0
10-25%..66.727.333.327.325.021.733.327.338.513.5
26-50%............
51-75%....33.327.3....7.77.4
76-100%..33.327.3....33.327.315.410.0
total..100.0.100.0.100.0.100.0.100.0.
Central Alpsless than 1%....40.022.050.035.5..25.012.6
1-4%....20.018.0....8.38.0
5-9%..25.021.820.018.0....16.710.8
10-25%..75.021.7......25.012.6
26-50%....20.018.050.035.5100.0.25.012.6
51-75%............
76-100%............
total..100.0.100.0.100.0.100.0.100.0.
Northeastern Alpsless than 1%....33.327.314.313.3..20.012.7
1-4%......14.313.3..10.09.5
5-9%....33.327.314.313.3..20.012.7
10-25%......42.918.8..30.014.5
26-50%......14.313.3..10.09.5
51-75%....33.327.3....10.09.5
76-100%............
total....100.0.100.0...100.0.
Southwestern Alpsless than 1%..10.69.9......4.44.3
1-4%50.035.439.815.5......20.88.3
5-9%50.035.419.912.650.025.0..40.021.929.19.3
10-25%..19.912.625.021.733.327.340.021.924.98.8
26-50%..9.99.425.021.733.327.320.017.916.67.6
51-75%......33.327.3..4.24.1
76-100%............
total100.0.100.0.100.0.100.0.100.0.100.0.
Southeastern Alpsless than 1%......50.035.4..9.18.7
1-4%....50.020.4....27.213.4
5-9%50.035.4........9.18.7
10-25%50.035.4..33.319.350.035.4100.0.45.615.0
26-50%....16.715.2....9.18.7
51-75%............
76-100%............
total100.0...100.0.100.0.100.0.100.0.
Southern Alpsless than 1%............
1-4%..50.035.440.215.560.021.96.36.127.47.8
5-9%....29.914.5..37.512.127.27.8
10-25%..50.035.419.912.6..43.812.430.38.0
26-50%....10.09.520.017.912.58.312.15.7
51-75%............
76-100%......20.017.9..3.03.0
total..100.0.100.0.100.0.100.0.100.0.
Switzerlandless than 1%..5.04.89.04.911.06.0..5.82.1
1-4%24.721.523.59.224.37.526.18.55.63.819.03.6
5-9%50.025.018.98.524.17.47.55.133.37.923.13.8
10-25%25.321.843.010.821.37.126.08.536.58.030.84.2
26-50%..4.74.612.05.618.47.413.85.712.33.0
51-75%....9.25.13.63.58.14.55.72.1
76-100%..4.94.7..7.45.12.82.83.31.6
total100.0.100.0.100.0.100.0.100.0.100.0.

calculated by unit of reference: economic region

© WSL, Swiss National Forest Inventory, 03.11.2014 #168877/155260

NFI4b

forest area: altitudinal vegetation zone · degree of cover of assured regeneration · economic region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest
restriction: rockfall SilvaProtect, modelled and assigned = inside perimeter
grid:
state 2009/13
altitudinal vegetation zone
upper subalpinelower subalpineupper montanelower montanecolline/submontanetotal
economic regiondegree of cover of assured regeneration1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
Western Juraless than 1%............
1-4%........0.41000.4100
5-9%......0.41001.1581.450
10-25%..0.4100..0.4100..0.771
26-50%............
51-75%........0.41000.4100
76-100%............
total..0.4100..0.7711.8452.935
Eastern Juraless than 1%............
1-4%............
5-9%............
10-25%........0.41000.4100
26-50%............
51-75%............
76-100%............
total........0.41000.4100
Western Plateauless than 1%............
1-4%............
5-9%............
10-25%............
26-50%............
51-75%............
76-100%............
total............
Central Plateauless than 1%............
1-4%............
5-9%............
10-25%............
26-50%............
51-75%........0.31000.3100
76-100%............
total........0.31000.3100
Eastern Plateauless than 1%............
1-4%............
5-9%............
10-25%............
26-50%............
51-75%............
76-100%............
total............
Western Pre-Alpsless than 1%............
1-4%............
5-9%............
10-25%....0.4100....0.4100
26-50%............
51-75%............
76-100%............
total....0.4100....0.4100
Central Pre-Alpsless than 1%............
1-4%............
5-9%..0.4100......0.4100
10-25%............
26-50%......0.4100..0.4100
51-75%....0.4100..0.41000.771
76-100%............
total..0.41000.41000.41000.41001.450
Eastern Pre-Alpsless than 1%............
1-4%............
5-9%............
10-25%........0.41000.4100
26-50%........0.41000.4100
51-75%............
76-100%......0.4100..0.4100
total......0.41000.7711.157
Northwestern Alpsless than 1%............
1-4%......1.157..1.157
5-9%....0.4100..0.41000.771
10-25%..0.7710.41000.41000.41001.844
26-50%............
51-75%....0.4100....0.4100
76-100%..0.4100....0.41000.771
total..1.1571.1571.4501.1574.627
Central Alpsless than 1%....0.7700.3100..1.057
1-4%....0.3100....0.3100
5-9%..0.31000.3100....0.770
10-25%..1.057......1.057
26-50%....0.31000.31000.31001.057
51-75%............
76-100%............
total..1.4491.7440.7700.31004.127
Northeastern Alpsless than 1%....0.41000.4100..0.770
1-4%......0.4100..0.4100
5-9%....0.41000.4100..0.770
10-25%......1.157..1.157
26-50%......0.4100..0.4100
51-75%....0.4100....0.4100
76-100%............
total....1.1572.537..3.630
Southwestern Alpsless than 1%..0.4100......0.4100
1-4%0.31001.450......1.744
5-9%0.31000.7710.771..0.7712.437
10-25%..0.7710.31000.31000.7712.141
26-50%..0.31000.31000.31000.31001.450
51-75%......0.3100..0.3100
76-100%............
total0.7713.4311.4501.0581.7448.220
Southeastern Alpsless than 1%......0.4100..0.4100
1-4%....1.158....1.158
5-9%0.4100........0.4100
10-25%0.4100..0.7710.41000.41001.845
26-50%....0.4100....0.4100
51-75%............
76-100%............
total0.771..2.1410.7710.41003.930
Southern Alpsless than 1%............
1-4%..0.41001.4501.1580.41003.233
5-9%....1.158..2.1413.233
10-25%..0.41000.771..2.5383.531
26-50%....0.41000.41000.7711.450
51-75%............
76-100%......0.4100..0.4100
total..0.7713.6311.8455.72511.717
Switzerlandless than 1%..0.41001.0581.158..2.538
1-4%0.31001.7452.8352.5380.7718.121
5-9%0.7711.4502.8350.7714.2299.819
10-25%0.41003.2332.5382.5384.62813.116
26-50%..0.31001.4501.8451.8455.226
51-75%....1.1580.31001.0582.438
76-100%..0.4100..0.7710.41001.450
total1.4507.32211.6179.61912.71742.69

calculated by unit of reference: economic region

© WSL, Swiss National Forest Inventory, 03.11.2014 #168878/155261

NFI2

forest area: stand stability · regeneration cover · canton
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
restriction: avalanches SilvaProtect, modelled and assigned = inside perimeter
grid:
state 1993/95
stand stability
n/acriticalless stablestabletotal
cantonregeneration cover1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
AGn/a..........
< 1%..........
1-9%..........
10-25%..........
26-50%..........
51-75%..........
76-100%..........
total..........
AIn/a..........
< 1%....0.3100..0.3100
1-9%....0.669..0.669
10-25%..........
26-50%..........
51-75%..........
76-100%..........
total....1.054..1.054
ARn/a..........
< 1%..........
1-9%....0.3100..0.3100
10-25%..........
26-50%..........
51-75%..........
76-100%..........
total....0.3100..0.3100
BEn/a..........
< 1%....0.31000.7711.058
1-9%..0.7714.1291.0585.924
10-25%....2.7350.7713.431
26-50%..0.3100..1.4501.745
51-75%....1.4500.31001.745
76-100%......0.31000.3100
total..1.0588.6204.52714.115
BL/BSn/a..........
< 1%..........
1-9%..........
10-25%..........
26-50%..........
51-75%..........
76-100%..........
total..........
FRn/a..........
< 1%..........
1-9%....0.4100..0.4100
10-25%..........
26-50%..........
51-75%....0.4100..0.4100
76-100%....0.4100..0.4100
total....1.157..1.157
GEn/a..........
< 1%..........
1-9%..........
10-25%..........
26-50%..........
51-75%..........
76-100%..........
total..........
GLn/a..........
< 1%....0.4100..0.4100
1-9%....1.2570.8701.943
10-25%....0.41000.41000.870
26-50%......0.41000.4100
51-75%....0.4100..0.4100
76-100%..........
total....2.3391.5493.929
GRn/a..........
< 1%..0.31001.450..1.745
1-9%..2.1414.2292.4388.720
10-25%....2.1412.4384.527
26-50%..0.31001.0581.4502.835
51-75%....0.771..0.771
76-100%....0.7710.31001.058
total..2.83510.1186.62319.613
JUn/a..........
< 1%..........
1-9%..........
10-25%..........
26-50%......0.41000.4100
51-75%....0.4100..0.4100
76-100%..........
total....0.41000.41000.870
LUn/a..........
< 1%..0.3100....0.3100
1-9%..........
10-25%..........
26-50%..0.3100....0.3100
51-75%..........
76-100%..........
total..0.670....0.670
NEn/a..........
< 1%..........
1-9%..........
10-25%......0.6700.670
26-50%..........
51-75%......0.31000.3100
76-100%..........
total......1.0571.057
NWn/a..........
< 1%..........
1-9%..0.4100....0.4100
10-25%..........
26-50%....0.4100..0.4100
51-75%..0.4100....0.4100
76-100%..........
total..0.8690.4100..1.255
OWn/a..........
< 1%..........
1-9%....1.1570.41001.549
10-25%....0.4100..0.4100
26-50%..........
51-75%..........
76-100%..........
total....1.5490.41001.943
SGn/a..........
< 1%....0.41000.41000.770
1-9%..0.41000.41000.41001.157
10-25%......0.41000.4100
26-50%....0.4100..0.4100
51-75%....0.41000.41000.770
76-100%..0.4100....0.4100
total..0.7701.4501.4503.631
SHn/a..........
< 1%..........
1-9%..........
10-25%..........
26-50%..........
51-75%..........
76-100%..........
total..........
SOn/a..........
< 1%..........
1-9%..........
10-25%..........
26-50%..........
51-75%..........
76-100%..........
total..........
SZn/a0.4100......0.4100
< 1%..........
1-9%..0.41000.4100..0.770
10-25%..........
26-50%....0.4100..0.4100
51-75%......0.41000.4100
76-100%....0.4100..0.4100
total0.41000.41001.1570.41002.240
TGn/a..........
< 1%..........
1-9%..........
10-25%..........
26-50%..........
51-75%..........
76-100%..........
total..........
TIn/a..........
< 1%......0.41000.4100
1-9%..0.41000.41000.7711.450
10-25%....1.4501.1582.537
26-50%..0.41000.7712.1413.233
51-75%....0.41000.41000.771
76-100%..........
total..0.7712.9354.7278.320
URn/a..........
< 1%....0.3100..0.3100
1-9%..2.039....2.039
10-25%....0.3100..0.3100
26-50%....0.3100..0.3100
51-75%..........
76-100%..........
total..2.0391.057..3.031
VDn/a..........
< 1%..0.41000.4100..0.871
1-9%..0.871..0.41001.158
10-25%....1.158..1.158
26-50%....0.4100..0.4100
51-75%..........
76-100%......0.41000.4100
total..1.1581.9440.8713.831
VSn/a0.771......0.771
< 1%..0.31001.4500.31002.141
1-9%..0.7712.7353.4316.922
10-25%..0.7713.8302.7357.221
26-50%..0.7711.7442.4374.826
51-75%....1.0581.0582.141
76-100%....0.771..0.771
total0.7712.43711.3179.91824.411
ZGn/a..........
< 1%..........
1-9%..........
10-25%..........
26-50%..........
51-75%..........
76-100%..........
total..........
ZHn/a..........
< 1%..........
1-9%..........
10-25%..........
26-50%..........
51-75%..........
76-100%..........
total..........
Switzerlandn/a1.158......1.158
< 1%..1.4504.9271.7458.021
1-9%..7.72115.8159.51933.010
10-25%..0.77112.3178.32021.313
26-50%..2.1415.3268.12115.415
51-75%..0.41005.0272.8358.121
76-100%..0.41002.1411.1583.632
total1.15812.61745.3931.51090.46

calculated by unit of reference: canton

© WSL, Swiss National Forest Inventory, 03.11.2014 #168879/155262

NFI4b

forest area: slope (20% classes) · altitude (400 m classes) · biogeographical region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest
restriction: rockfall SilvaProtect, modelled and assigned = inside perimeter
grid:
state 2009/13
biogeographical region
JuraPlateauNorthern AlpsWestern Central-AlpsEastern Central-AlpsSouthern AlpsSwitzerland
slope (20% classes)altitude (400 m classes)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
to 20%above 1800 m..............
1401-1800 m..............
1001-1400 m..............
601-1000 m..............
to 600 m..............
total..............
21-40 %above 1800 m......1.42710.7200..2.1228
1401-1800 m0.4100..1.41582.72150.7711.82587.0230
1001-1400 m....5.01511.41411.41582.22509.9207
601-1000 m1.81500.41006.41381.41580.72002.532813.1199
to 600 m1.1580.41000.41000.7200..3.21785.7240
total3.22020.77113.1947.52053.51989.618237.8105
over 100%above 1800 m..............
1401-1800 m....0.4100......0.4100
1001-1400 m....0.7710.771..1.4502.835
601-1000 m....0.771....0.7711.450
to 600 m..........0.41000.4100
total....1.8450.771..2.5384.927
totalabove 1800 m......1.4500.771..2.141
1401-1800 m0.4100..1.8452.7350.7711.8457.422
1001-1400 m....5.7252.1411.4503.63112.717
601-1000 m1.8450.41007.1221.4500.7713.23314.516
to 600 m1.1580.41000.41000.771..3.6316.024
total3.2330.77114.9158.2203.53112.11742.79

calculated by unit of reference: biogeographical region

© WSL, Swiss National Forest Inventory, 03.11.2014 #168880/155263

NFI2

forest area: stand stability · regeneration cover · production region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
restriction: avalanches SilvaProtect, modelled and assigned = inside perimeter
grid:
state 1993/95
production region
JuraPlateauPre-AlpsAlpsSouthern AlpsSwitzerland
stand stabilityregeneration cover1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
n/an/a......1.158..1.158
< 1%............
1-9%............
10-25%............
26-50%............
51-75%............
76-100%............
total......1.158..1.158
criticaln/a............
< 1%....0.41001.058..1.450
1-9%....0.41006.6230.7717.621
10-25%......0.771..0.771
26-50%....0.41001.4500.41002.141
51-75%....0.4100....0.4100
76-100%....0.4100....0.4100
total....1.8459.7191.15812.617
less stablen/a............
< 1%....0.41004.528..4.927
1-9%....4.03010.0181.84515.815
10-25%1.158..1.8457.9211.45012.317
26-50%....1.1583.1331.1585.326
51-75%0.4100..0.7713.5310.41004.927
76-100%....0.41001.745..2.141
total1.550..8.32130.7104.62745.19
stablen/a............
< 1%....1.1580.31000.41001.845
1-9%0.771..0.7716.6231.4509.419
10-25%0.771....5.5252.1418.420
26-50%1.158..0.41004.1292.5388.121
51-75%0.4100..0.41001.7450.41002.835
76-100%0.4100....0.771..1.158
total3.333..2.53819.0136.72231.510
totaln/a......1.158..1.158
< 1%....1.8455.9240.41008.021
1-9%0.771..5.02623.1123.93032.810
10-25%1.845..1.84514.2153.53121.313
26-50%1.158..1.8458.6203.93015.415
51-75%0.771..1.4505.2260.7718.121
76-100%0.4100..0.7712.438..3.532
total4.727..12.61660.5712.41690.36

calculated by unit of reference: production region

© WSL, Swiss National Forest Inventory, 03.11.2014 #168881/155264

NFI4b

forest area: degree of mixture · crown closure · biogeographical region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
restriction: rockfall SilvaProtect, modelled and assigned = inside perimeter
grid:
state 2009/13
biogeographical region
JuraPlateauNorthern AlpsWestern Central-AlpsEastern Central-AlpsSouthern AlpsSwitzerland
degree of mixturecrown closure1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
n/an/a..0.4100..0.4100....0.771
crowded..............
normal..............
loose..............
open..............
scattered..............
grouped crowded..............
grouped normal..............
heterogeneous..............
total..0.4100..0.4100....0.771
pure conifer forestn/a..............
crowded0.4100..0.7711.058..0.41002.538
normal....1.4500.31000.7711.1583.632
loose....0.41001.0580.4100..1.745
open0.4100..0.41000.3100..0.41001.450
scattered....0.7711.0580.41000.41002.438
grouped crowded....0.41000.3100....0.771
grouped normal....0.4100......0.4100
heterogeneous......1.0580.41000.41001.745
total0.771..4.3295.1251.8442.53814.415
mixed conifer forestn/a..............
crowded0.4100..1.1580.771....2.141
normal....1.158..0.41000.7712.141
loose..............
open..............
scattered..............
grouped crowded..............
grouped normal0.4100..........0.4100
heterogeneous....0.4100......0.4100
total0.771..2.5380.7710.41000.7715.027
mixed broadleaf forestn/a..............
crowded....0.4100....0.41000.771
normal0.4100..0.4100......0.771
loose....0.771......0.771
open......0.3100....0.3100
scattered..............
grouped crowded..............
grouped normal....0.4100......0.4100
heterogeneous..............
total0.4100..1.8450.3100..0.41002.835
pure broadleaf forestn/a..............
crowded0.771..2.5380.771..3.6317.422
normal0.7710.41001.845....1.4504.329
loose......0.3100....0.3100
open....0.7710.771..0.41001.745
scattered..........0.41000.4100
grouped crowded..........0.41000.4100
grouped normal..........0.7710.771
heterogeneous..............
total1.4500.41005.0271.744..6.82315.215
totaln/a..0.4100..0.4100....0.771
crowded1.450..4.6282.437..4.32912.717
normal1.1580.41004.6280.31001.1583.23310.718
loose....1.1581.4500.4100..2.835
open0.4100..1.1581.450..0.7713.532
scattered....0.7711.0580.41000.7712.835
grouped crowded....0.41000.3100..0.41001.158
grouped normal0.4100..0.771....0.7711.845
heterogeneous....0.41001.0580.41000.41002.141
total3.2330.77113.5168.2202.14110.31838.19

calculated by unit of reference: biogeographical region

© WSL, Swiss National Forest Inventory, 03.11.2014 #168882/155265

NFI4b

forest area: degree of mixture · crown closure · canton
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
restriction: rockfall SilvaProtect, modelled and assigned = inside perimeter
grid:
state 2009/13
degree of mixture
n/apure conifer forestmixed conifer forestmixed broadleaf forestpure broadleaf foresttotal
cantoncrown closure1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
AGn/a............
crowded............
normal............
loose............
open............
scattered............
grouped crowded............
grouped normal............
heterogeneous............
total............
AIn/a............
crowded............
normal............
loose............
open............
scattered............
grouped crowded............
grouped normal............
heterogeneous............
total............
ARn/a............
crowded............
normal............
loose............
open............
scattered............
grouped crowded............
grouped normal............
heterogeneous............
total............
BEn/a0.3100........0.3100
crowded....0.7710.31000.7711.745
normal....0.3100..1.4501.745
loose......0.3100..0.3100
open............
scattered............
grouped crowded..0.3100......0.3100
grouped normal..0.31000.4100....0.771
heterogeneous....0.3100....0.3100
total0.31000.7711.7450.7712.1415.525
BL/BSn/a............
crowded..0.4100......0.4100
normal............
loose............
open............
scattered............
grouped crowded............
grouped normal............
heterogeneous............
total..0.4100......0.4100
FRn/a............
crowded............
normal............
loose............
open............
scattered............
grouped crowded............
grouped normal............
heterogeneous............
total............
GEn/a............
crowded............
normal............
loose............
open............
scattered............
grouped crowded............
grouped normal............
heterogeneous............
total............
GLn/a............
crowded....0.4100..1.2571.549
normal....0.4100....0.4100
loose............
open........0.41000.4100
scattered............
grouped crowded............
grouped normal......0.4100..0.4100
heterogeneous............
total....0.8700.41001.5492.736
GRn/a............
crowded........0.7710.771
normal..1.4500.771....2.141
loose..0.3100......0.3100
open..0.3100......0.3100
scattered..0.771......0.771
grouped crowded........0.31000.3100
grouped normal............
heterogeneous..0.771......0.771
total..3.5310.771..1.0585.226
JUn/a............
crowded....0.4100..0.41000.870
normal......0.4100..0.4100
loose............
open............
scattered............
grouped crowded............
grouped normal............
heterogeneous............
total....0.41000.41000.41001.257
LUn/a............
crowded............
normal............
loose............
open............
scattered............
grouped crowded............
grouped normal............
heterogeneous............
total............
NEn/a............
crowded............
normal............
loose............
open............
scattered............
grouped crowded............
grouped normal............
heterogeneous............
total............
NWn/a............
crowded........0.41000.4100
normal............
loose............
open............
scattered............
grouped crowded............
grouped normal............
heterogeneous............
total........0.41000.4100
OWn/a............
crowded..0.4100......0.4100
normal............
loose............
open........0.41000.4100
scattered............
grouped crowded............
grouped normal............
heterogeneous............
total..0.4100....0.41000.770
SGn/a............
crowded............
normal........0.7700.770
loose......0.4100..0.4100
open............
scattered..0.4100......0.4100
grouped crowded............
grouped normal............
heterogeneous............
total..0.4100..0.41000.7701.450
SHn/a............
crowded............
normal............
loose............
open............
scattered............
grouped crowded............
grouped normal............
heterogeneous............
total............
SOn/a............
crowded........0.41000.4100
normal............
loose............
open..0.4100......0.4100
scattered............
grouped crowded............
grouped normal............
heterogeneous............
total..0.4100....0.41000.870
SZn/a............
crowded............
normal....0.4100..0.7701.157
loose............
open............
scattered............
grouped crowded............
grouped normal............
heterogeneous............
total....0.4100..0.7701.157
TGn/a............
crowded............
normal............
loose............
open............
scattered............
grouped crowded............
grouped normal............
heterogeneous............
total............
TIn/a............
crowded..0.4100..0.41002.9353.631
normal..0.41000.4100..1.4502.141
loose............
open........0.41000.4100
scattered........0.41000.4100
grouped crowded............
grouped normal........0.7710.771
heterogeneous............
total..0.7710.41000.41005.7247.222
URn/a............
crowded..0.3100......0.3100
normal..1.349......1.349
loose..0.3100......0.3100
open..0.3100......0.3100
scattered..0.3100......0.3100
grouped crowded............
grouped normal............
heterogeneous............
total..2.634......2.634
VDn/a............
crowded........0.41000.4100
normal......0.4100..0.4100
loose............
open............
scattered............
grouped crowded............
grouped normal............
heterogeneous............
total......0.41000.41000.871
VSn/a0.4100........0.4100
crowded..1.0580.771..0.7712.437
normal..0.3100......0.3100
loose..1.058....0.31001.450
open..0.3100..0.31000.7711.450
scattered..1.058......1.058
grouped crowded..0.3100......0.3100
grouped normal............
heterogeneous..1.058......1.058
total0.41005.1250.7710.31001.7448.220
ZGn/a............
crowded............
normal............
loose............
open............
scattered............
grouped crowded............
grouped normal............
heterogeneous............
total............
ZHn/a............
crowded............
normal............
loose............
open............
scattered............
grouped crowded............
grouped normal............
heterogeneous............
total............
Switzerlandn/a0.771........0.771
crowded..2.5382.1410.7717.62213.017
normal..3.4312.1410.8714.22910.618
loose..1.745..0.7710.31002.835
open..1.450..0.31001.8453.532
scattered..2.438....0.41002.835
grouped crowded..0.771....0.31001.058
grouped normal..0.31000.41000.41000.7711.845
heterogeneous..1.7450.3100....2.141
total0.77114.2155.0272.93515.41538.29

calculated by unit of reference: canton

© WSL, Swiss National Forest Inventory, 03.11.2014 #168883/155266

NFI2

forest area: stand stability · regeneration cover · protection forest region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
restriction: avalanches SilvaProtect, modelled and assigned = inside perimeter
grid:
state 1993/95
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern AlpsSwitzerland
stand stabilityregeneration cover1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
n/an/a....0.31000.771....1.158
< 1%..............
1-9%..............
10-25%..............
26-50%..............
51-75%..............
76-100%..............
total....0.31000.771....1.158
criticaln/a..............
< 1%..0.771..0.31000.4100..1.450
1-9%..1.8452.8350.7711.8450.7717.721
10-25%......0.771....0.771
26-50%..0.771..0.7710.41000.41002.141
51-75%..0.4100........0.4100
76-100%....0.3100......0.3100
total..3.6313.1332.4372.5381.15812.717
less stablen/a..............
< 1%..0.7711.4501.4501.450..4.927
1-9%..5.8252.8352.7352.8351.84515.915
10-25%1.1583.2330.7713.8302.1411.45012.317
26-50%..0.7711.0581.7440.7711.1585.226
51-75%0.41001.8450.7711.0580.7710.41004.927
76-100%..0.41000.31000.7710.771..2.141
total1.45012.6166.92211.3178.4204.62745.39
stablen/a..............
< 1%..0.7710.31000.3100..0.41001.845
1-9%0.7711.1581.0583.4311.8451.4509.419
10-25%0.7710.7710.7712.7351.4502.1418.420
26-50%1.1580.7710.31002.4371.1582.5388.121
51-75%0.41000.41000.7711.058..0.41002.835
76-100%0.41000.4100....0.4100..1.158
total3.2334.0303.1339.9184.6276.72231.510
totaln/a....0.31000.771....1.158
< 1%..2.2411.7442.1411.8450.41008.121
1-9%0.7718.7206.6226.9226.3233.93033.010
10-25%1.8454.0301.4507.2213.5313.53121.413
26-50%1.1582.2411.4504.8262.1413.93015.415
51-75%0.7712.5381.4502.1410.7710.7718.121
76-100%0.41000.7710.7710.7711.158..3.532
total4.72820.21313.41524.41115.51412.41690.56

calculated by unit of reference: protection forest region

© WSL, Swiss National Forest Inventory, 03.11.2014 #168884/155267

NFI4b

forest area: degree of mixture · crown closure · production region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
restriction: rockfall SilvaProtect, modelled and assigned = inside perimeter
grid:
state 2009/13
production region
JuraPlateauPre-AlpsAlpsSouthern AlpsSwitzerland
degree of mixturecrown closure1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
n/an/a..0.4100..0.4100..0.771
crowded............
normal............
loose............
open............
scattered............
grouped crowded............
grouped normal............
heterogeneous............
total..0.4100..0.4100..0.771
pure conifer forestn/a............
crowded0.4100..0.41001.4500.41002.538
normal......2.4381.1583.532
loose......1.745..1.745
open0.4100....0.7710.41001.450
scattered......2.1410.41002.438
grouped crowded......0.771..0.771
grouped normal......0.3100..0.3100
heterogeneous......1.4500.41001.745
total0.771..0.410010.7182.53814.315
mixed conifer forestn/a............
crowded0.4100....1.745..2.141
normal......1.4500.7712.141
loose............
open............
scattered............
grouped crowded............
grouped normal0.4100........0.4100
heterogeneous....0.4100....0.4100
total0.771..0.41003.1330.7714.927
mixed broadleaf forestn/a............
crowded......0.31000.41000.771
normal0.4100....0.3100..0.771
loose....0.41000.3100..0.771
open......0.3100..0.3100
scattered............
grouped crowded............
grouped normal......0.3100..0.3100
heterogeneous............
total0.4100..0.41001.7450.41002.835
pure broadleaf forestn/a............
crowded0.771..0.41002.8353.5317.422
normal0.771..1.1581.0581.4504.329
loose......0.3100..0.3100
open....0.41001.0580.41001.845
scattered........0.41000.4100
grouped crowded........0.41000.4100
grouped normal........0.7710.771
heterogeneous............
total1.550..1.8455.2266.72215.215
totaln/a..0.4100..0.4100..0.771
crowded1.550..0.7716.2234.32912.717
normal1.158..1.1585.2263.23310.618
loose....0.41002.438..2.835
open0.4100..0.41002.1410.7713.532
scattered......2.1410.7712.835
grouped crowded......0.7710.41001.058
grouped normal0.4100....0.7710.7711.845
heterogeneous....0.41001.4500.41002.141
total3.3330.41002.93521.11210.31837.99

calculated by unit of reference: production region

© WSL, Swiss National Forest Inventory, 03.11.2014 #168885/155268
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