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NFI3

forest area: altitudinal vegetation zone · degree of cover (aerial photo, 5 classes) · economic region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest
restriction: avalanches SilvaProtect, modelled and assigned = inside perimeter
grid: terrestrial grid NFI3
state 2004/06
altitudinal vegetation zone
upper subalpinelower subalpineupper montanelower montanecolline/submontanetotal
economic regiondegree of cover (aerial photo, 5 classes)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
Western Jura0-20%............
21-40%............
41-60%..0.2100......0.2100
61-80%....0.5580.2100..0.750
over 80%..0.21002.0301.435..3.622
total..0.4712.5271.633..4.520
Eastern Jura0-20%............
21-40%............
41-60%............
61-80%............
over 80%............
total............
Western Plateau0-20%............
21-40%............
41-60%............
61-80%............
over 80%............
total............
Central Plateau0-20%............
21-40%............
41-60%............
61-80%............
over 80%......0.2100..0.2100
total......0.2100..0.2100
Eastern Plateau0-20%............
21-40%............
41-60%............
61-80%............
over 80%............
total............
Western Pre-Alps0-20%....0.471....0.471
21-40%....0.2100....0.2100
41-60%..0.4710.471....0.750
61-80%..0.4710.658....0.944
over 80%..0.6581.5350.21000.4712.626
total..1.3372.9240.21000.4714.819
Central Pre-Alps0-20%............
21-40%0.21000.2100......0.471
41-60%..0.5580.2100....0.750
61-80%..0.21000.7500.2100..1.141
over 80%..1.1411.8310.945..3.821
total0.21002.0302.7261.141..5.917
Eastern Pre-Alps0-20%............
21-40%............
41-60%..0.471......0.471
61-80%..0.2100..0.2100..0.471
over 80%....1.1411.141..2.129
total..0.5581.1411.238..2.825
Northwestern Alps0-20%..0.4710.2100....0.558
21-40%..0.21000.471....0.558
41-60%..0.21000.2100....0.471
61-80%0.21001.1411.141....2.327
over 80%..2.3274.5190.558..7.415
total0.21004.1206.3160.558..11.212
Central Alps0-20%......0.2100..0.2100
21-40%0.2100........0.2100
41-60%..0.471......0.471
61-80%0.21000.6570.8500.471..1.931
over 80%..0.8502.3280.2100..3.223
total0.4711.7333.0240.750..5.817
Northeastern Alps0-20%............
21-40%..0.21000.2100....0.371
41-60%..0.21000.371....0.558
61-80%..0.5570.3710.371..1.237
over 80%..0.8441.9301.435..4.119
total..1.7312.7241.731..6.116
Southwestern Alps0-20%..0.2100......0.2100
21-40%0.3710.9450.2100....1.435
41-60%0.5581.9301.435..0.21003.921
61-80%1.0412.6261.731....5.318
over 80%1.4356.5164.419..0.37112.611
total3.22311.9117.714..0.55823.48
Southeastern Alps0-20%..0.2100......0.2100
21-40%0.4710.21000.558....1.141
41-60%0.5581.2381.633....3.323
61-80%1.6333.0242.6260.5580.21007.915
over 80%0.7503.0242.3281.141..7.015
total3.2237.5157.0161.6330.210019.49
Southern Alps0-20%0.21000.2100......0.471
21-40%0.471..0.558....0.945
41-60%0.5580.5580.471....1.435
61-80%1.1411.8311.435....4.220
over 80%0.21002.5274.819....7.415
total2.3285.0197.116....14.311
Switzerland0-20%0.21000.9450.5580.2100..1.832
21-40%1.4351.6331.930....4.919
41-60%1.6335.8174.420..0.210011.912
61-80%4.02110.2139.7131.8320.210025.98
over 80%2.22817.71026.486.9160.75053.96
total9.41436.1743.068.8141.04198.44

calculated by unit of reference: economic region

© WSL, Swiss National Forest Inventory, 03.11.2014 #169126/155509

NFI4b

forest area: altitudinal vegetation zone · degree of cover of assured regeneration · production region
unit: %
unit of evaluation: accessible forest excluding shrub forest NFI3/NFI4 combined
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%......6.66.3..5.25.1
1-4%......24.910.850.035.424.99.7
5-9%....100.0.18.79.7..20.09.0
10-25%100.0.....37.412.150.035.440.011.0
26-50%......6.26.0..5.04.8
51-75%............
76-100%......6.26.0..5.04.8
total100.0...100.0.100.0.100.0.100.0.
upper montaneless than 1%......15.08.0..9.35.1
1-4%......20.08.940.215.525.17.7
5-9%......25.09.729.914.524.97.6
10-25%....50.035.420.08.919.912.621.97.3
26-50%......10.06.710.09.59.35.1
51-75%....50.035.410.06.7..9.45.2
76-100%............
total....100.0.100.0.100.0.100.0.
lower montaneless than 1%......17.69.2..11.46.2
1-4%......23.510.360.021.926.98.7
5-9%50.035.4....5.95.7..7.85.3
10-25%50.035.4....29.411.1..23.08.2
26-50%....50.035.417.69.220.017.919.37.7
51-75%......5.95.7..3.83.7
76-100%....50.035.4..20.017.97.95.3
total100.0...100.0.100.0.100.0.100.0.
colline/submontaneless than 1%............
1-4%16.715.2......6.76.46.04.1
5-9%50.020.4....33.315.740.012.735.38.2
10-25%16.715.2..33.327.233.315.740.012.732.38.0
26-50%....33.327.222.213.913.38.814.66.0
51-75%16.715.2100.0.33.327.2....8.94.9
76-100%......11.110.5..2.92.8
total100.0.100.0.100.0.100.0.100.0.100.0.
totalless than 1%......10.73.8..6.02.2
1-4%11.110.5....19.74.928.28.019.83.7
5-9%44.516.6..12.511.721.25.028.17.924.24.0
10-25%33.315.7..25.015.328.85.628.17.928.44.2
26-50%....25.015.312.14.012.55.812.03.0
51-75%11.110.5100.0.25.015.34.52.6..6.12.2
76-100%....12.511.73.02.13.13.13.51.7
total100.0.100.0.100.0.100.0.100.0.100.0.

calculated by unit of reference: production region

© WSL, Swiss National Forest Inventory, 03.11.2014 #169127/155510

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 NFI3/NFI4 combined
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....2.1410.41002.835
26-50%......0.3100..0.3100
51-75%............
76-100%......0.3100..0.3100
total0.4100..0.41005.5250.7717.022
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%......0.7710.41001.058
51-75%....0.41000.771..1.158
76-100%............
total....0.7716.9223.63111.218
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....1.745..2.141
26-50%....0.41001.0580.41001.845
51-75%......0.3100..0.3100
76-100%....0.4100..0.41000.771
total0.771..0.7715.9241.8459.120
colline/submontaneless than 1%............
1-4%0.4100......0.41000.771
5-9%1.158....1.0582.1414.329
10-25%0.4100..0.41001.0582.1413.930
26-50%....0.41000.7710.7711.845
51-75%0.41000.41000.4100....1.158
76-100%......0.3100..0.3100
total2.2410.41001.1583.1335.32512.017
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..0.7716.6233.23311.617
26-50%....0.7712.8351.4504.927
51-75%0.41000.41000.7711.058..2.538
76-100%....0.41000.7710.41001.450
total3.3330.41002.93522.81211.41740.79

calculated by unit of reference: production region

© WSL, Swiss National Forest Inventory, 03.11.2014 #169128/155511

NFI3

forest area: altitudinal vegetation zone · stand structure · biogeographical region
unit: %
unit of evaluation: accessible forest excluding shrub forest
restriction: avalanches SilvaProtect, modelled and assigned = inside perimeter
grid: terrestrial grid NFI3
state 2004/06
biogeographical region
JuraPlateauNorthern AlpsWestern Central-AlpsEastern Central-AlpsSouthern AlpsSwitzerland
altitudinal vegetation zonestand structure %± %± %± %± %± %± %±
upper subalpinen/a..............
single-layered....50.025.047.411.544.411.722.911.640.66.7
multi-layered......21.19.422.29.87.67.416.65.0
stratified......26.310.127.810.653.813.831.66.3
clustered structure....50.025.05.35.15.65.415.610.111.34.3
total....100.0.100.0.100.0.100.0.100.0.
lower subalpinen/a....1.51.54.62.62.42.4..2.41.1
single-layered50.835.3..50.86.244.76.145.27.739.98.946.13.5
multi-layered....18.54.825.45.326.26.830.18.423.73.0
stratified49.235.3..20.05.023.95.223.86.626.68.123.32.9
clustered structure....9.23.61.51.52.42.43.33.34.41.4
total100.0...100.0.100.0.100.0.100.0.100.0.
upper montanen/a....6.92.42.62.69.75.32.32.25.41.4
single-layered35.712.8..43.14.639.57.961.38.740.97.444.03.2
multi-layered42.913.2..30.24.350.08.19.75.325.06.530.42.9
stratified21.411.0..19.03.67.94.419.37.131.87.019.82.6
clustered structure....0.90.9......0.40.4
total100.0...100.0.100.0.100.0.100.0.100.0.
lower montanen/a..............
single-layered20.012.7..47.48.1......40.06.9
multi-layered60.015.5..47.48.1......48.17.1
stratified20.012.7..5.33.6..100.0...12.04.6
clustered structure..............
total100.0...100.0...100.0...100.0.
colline/submontanen/a....49.935.4......17.015.5
single-layered....50.135.433.327.2....33.519.3
multi-layered......66.727.2100.0...49.520.4
stratified..............
clustered structure..............
total....100.0.100.0.100.0...100.0.
totaln/a....4.41.43.21.64.32.11.11.13.40.8
single-layered30.89.1..46.23.343.34.448.95.237.95.244.02.1
multi-layered46.29.8..28.93.033.14.220.24.124.24.628.41.9
stratified23.08.2..16.42.518.93.524.54.433.35.121.31.7
clustered structure....4.01.31.61.12.11.53.52.02.90.7
total100.0...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 #169129/155512

NFI4b

forest area: altitudinal vegetation zone · degree of cover of assured regeneration · protection forest region
unit: %
unit of evaluation: accessible forest excluding shrub forest NFI3/NFI4 combined
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....5.25.1
1-4%......39.815.5..50.035.424.79.6
5-9%..25.021.733.327.219.912.6....19.98.9
10-25%100.0.50.025.066.727.219.912.6..50.035.440.211.0
26-50%......9.99.4....4.94.8
51-75%..............
76-100%..25.021.7........5.25.0
total100.0.100.0.100.0.100.0...100.0.100.0.
upper montaneless than 1%....37.517.1......9.25.1
1-4%....12.511.7..60.021.940.215.525.27.7
5-9%..20.017.925.015.350.025.0..29.914.524.97.6
10-25%..40.021.9..25.021.740.021.919.912.622.07.3
26-50%....12.511.725.021.7..10.09.59.35.1
51-75%..40.021.912.511.7......9.55.2
76-100%..............
total..100.0.100.0.100.0.100.0.100.0.100.0.
lower montaneless than 1%....22.213.9..50.035.4..11.46.2
1-4%..60.021.911.110.5....60.021.927.38.8
5-9%50.035.4..11.110.5......7.75.2
10-25%50.035.420.017.922.213.933.327.350.035.4..23.08.3
26-50%..20.017.922.213.933.327.3..20.017.919.27.7
51-75%......33.327.3....3.83.7
76-100%....11.110.5....20.017.97.75.2
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
colline/submontaneless than 1%..............
1-4%14.313.2........6.76.45.94.1
5-9%42.918.725.021.7..40.021.9..40.012.735.38.2
10-25%14.313.225.021.733.327.240.021.9..40.012.732.38.0
26-50%....66.727.220.017.9..13.38.814.56.0
51-75%28.617.125.021.7........9.04.9
76-100%..25.021.7........3.03.0
total100.0.100.0.100.0.100.0...100.0.100.0.
totalless than 1%....21.78.64.44.311.110.5..6.02.2
1-4%10.09.516.78.88.75.920.88.333.315.728.28.019.93.7
5-9%39.915.516.78.817.47.929.19.311.110.528.17.924.14.0
10-25%30.114.533.311.121.78.624.98.844.416.628.17.928.54.2
26-50%..5.65.421.78.616.67.6..12.55.812.03.0
51-75%20.012.616.78.84.34.34.24.1....6.12.2
76-100%..11.17.44.34.3....3.13.13.51.7
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 #169130/155513

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 NFI3/NFI4 combined
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%0.41000.7710.7710.771..0.41002.835
26-50%......0.3100....0.3100
51-75%..............
76-100%..0.4100........0.4100
total0.41001.4501.0583.431..0.7717.022
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%....0.31000.3100..0.41001.058
51-75%..0.7710.3100......1.158
76-100%..............
total..1.8452.8351.4501.8453.63111.218
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%0.41000.41000.7710.31000.4100..2.141
26-50%..0.41000.7710.3100..0.41001.745
51-75%......0.3100....0.3100
76-100%....0.3100....0.41000.771
total0.7711.8453.1331.0580.7711.8459.120
colline/submontaneless than 1%..............
1-4%0.4100........0.41000.771
5-9%1.1580.4100..0.771..2.1414.229
10-25%0.41000.41000.31000.771..2.1413.930
26-50%....0.7710.3100..0.7711.745
51-75%0.7710.4100........1.158
76-100%..0.4100........0.4100
total2.5381.4501.0581.744..5.32512.017
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%1.1582.2411.7442.1411.4503.23311.617
26-50%..0.41001.7441.450..1.4504.927
51-75%0.7711.1580.31000.3100....2.538
76-100%..0.7710.3100....0.41001.450
total3.6326.5237.9208.2203.23311.41740.89

calculated by unit of reference: protection forest region

© WSL, Swiss National Forest Inventory, 03.11.2014 #169131/155514

NFI3

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 NFI3
state 2004/06
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..............
single-layered....0.4711.5331.4350.5583.821
multi-layered......0.7500.7500.21001.633
stratified......0.9450.9451.2383.024
clustered structure....0.4710.21000.21000.4711.141
total....0.7503.2233.2232.3289.413
lower subalpinen/a....0.21000.5580.2100..0.945
single-layered0.2100..5.9175.1183.3232.12916.610
multi-layered....2.1292.9241.9301.6338.614
stratified0.2100..2.3282.7251.8311.4358.414
clustered structure....1.1410.21000.21000.21001.633
total0.471..11.61211.4127.4155.31836.07
upper montanen/a....1.4350.21000.5580.21002.328
single-layered0.945..8.9142.6263.3233.22318.910
multi-layered1.141..6.2173.2230.5581.93013.012
stratified0.558..3.9210.5581.1412.5278.514
clustered structure....0.2100......0.2100
total2.527..20.796.5165.4187.81542.96
lower montanen/a..............
single-layered0.471..3.223......3.622
multi-layered1.141..3.223......4.320
stratified0.471..0.471..0.471..1.141
clustered structure..............
total1.831..6.816..0.471..8.914
colline/submontanen/a....0.2100......0.2100
single-layered....0.21000.2100....0.371
multi-layered......0.3710.2100..0.558
stratified..............
clustered structure..............
total....0.4710.5580.2100..1.041
totaln/a....1.8320.7500.7500.21003.423
single-layered1.435..18.5109.4138.1145.81743.26
multi-layered2.229..11.6127.1153.3233.72228.08
stratified1.141..6.6164.1204.0215.11820.99
clustered structure....1.6330.3710.4710.5582.825
total4.719..40.1621.6816.51015.41098.34

calculated by unit of reference: biogeographical region

© WSL, Swiss National Forest Inventory, 03.11.2014 #169132/155515

NFI4b

forest area: altitudinal vegetation zone · degree of cover of assured regeneration · economic region
unit: %
unit of evaluation: accessible forest excluding shrub forest NFI3/NFI4 combined
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..27.313.5
1-4%....20.018.0....9.18.7
5-9%..33.327.320.018.0....18.211.7
10-25%..66.727.3......18.211.7
26-50%....20.018.050.035.5100.0.27.313.5
51-75%............
76-100%............
total..100.0.100.0.100.0.100.0.100.0.
Northeastern Alpsless than 1%....33.327.316.715.3..22.213.9
1-4%......16.715.3..11.110.5
5-9%....33.327.316.715.3..22.213.9
10-25%......33.319.3..22.213.9
26-50%......16.715.3..11.110.5
51-75%....33.327.3....11.110.5
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..11.110.5
1-4%....60.021.9....33.315.7
5-9%50.035.4........11.110.5
10-25%50.035.4..40.021.950.035.4..44.416.6
26-50%............
51-75%............
76-100%............
total100.0...100.0.100.0...100.0.
Southern Alpsless than 1%............
1-4%..50.035.440.215.560.021.96.76.428.28.0
5-9%....29.914.5..40.012.728.17.9
10-25%..50.035.419.912.6..40.012.728.17.9
26-50%....10.09.520.017.913.38.812.55.8
51-75%............
76-100%......20.017.9..3.13.1
total..100.0.100.0.100.0.100.0.100.0.
Switzerlandless than 1%..5.25.19.35.111.56.2..6.02.2
1-4%24.721.524.79.625.17.727.18.75.94.119.83.7
5-9%50.025.019.98.924.97.67.85.335.38.224.14.0
10-25%25.321.840.211.022.07.323.18.332.78.128.64.2
26-50%..4.94.89.25.119.17.714.66.012.03.0
51-75%....9.55.23.73.78.54.76.02.2
76-100%..5.15.0..7.75.33.02.93.51.7
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 #169133/155516

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 NFI3/NFI4 combined
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%..0.770......0.770
26-50%....0.31000.31000.31001.057
51-75%............
76-100%............
total..1.0571.7440.7700.31003.829
Northeastern Alpsless than 1%....0.41000.4100..0.770
1-4%......0.4100..0.4100
5-9%....0.41000.4100..0.770
10-25%......0.770..0.770
26-50%......0.4100..0.4100
51-75%....0.4100....0.4100
76-100%............
total....1.1572.140..3.232
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..0.7710.4100..1.450
26-50%............
51-75%............
76-100%............
total0.771..1.8450.771..3.233
Southern Alpsless than 1%............
1-4%..0.41001.4501.1580.41003.233
5-9%....1.158..2.1413.233
10-25%..0.41000.771..2.1413.233
26-50%....0.41000.41000.7711.450
51-75%............
76-100%......0.4100..0.4100
total..0.7713.6311.8455.32511.417
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%0.41002.8352.5382.1413.93011.717
26-50%..0.31001.0581.8451.8454.927
51-75%....1.1580.31001.0582.438
76-100%..0.4100..0.7710.41001.450
total1.4507.02211.3189.21912.01740.99

calculated by unit of reference: economic region

© WSL, Swiss National Forest Inventory, 03.11.2014 #169134/155517

NFI3

forest area: altitudinal vegetation zone · stand structure · canton
unit: %
unit of evaluation: accessible forest excluding shrub forest
restriction: avalanches SilvaProtect, modelled and assigned = inside perimeter
grid: terrestrial grid NFI3
state 2004/06
altitudinal vegetation zone
upper subalpinelower subalpineupper montanelower montanecolline/submontanetotal
cantonstand structure %± %± %± %± %± %±
AGn/a............
single-layered............
multi-layered............
stratified............
clustered structure............
total............
AIn/a............
single-layered..66.727.4100.0.....75.021.7
multi-layered..33.327.5......25.021.9
stratified............
clustered structure............
total..100.0.100.0.....100.0.
ARn/a............
single-layered....50.035.6....50.035.6
multi-layered....50.035.6....50.035.6
stratified............
clustered structure............
total....100.0.....100.0.
BEn/a..4.84.68.34.0..100.0.7.52.9
single-layered50.035.452.410.943.87.250.017.7..46.35.6
multi-layered..4.84.616.75.437.517.1..15.04.0
stratified..33.310.331.36.712.511.7..28.75.1
clustered structure50.035.44.84.6......2.51.7
total100.0.100.0.100.0.100.0.100.0.100.0.
BL/BSn/a............
single-layered............
multi-layered............
stratified............
clustered structure............
total............
FRn/a....33.327.3....14.313.2
single-layered..50.035.4....100.0.28.617.1
multi-layered..50.035.4..100.0...28.617.1
stratified....66.727.3....28.617.1
clustered structure............
total..100.0.100.0.100.0.100.0.100.0.
GEn/a............
single-layered............
multi-layered............
stratified............
clustered structure............
total............
GLn/a....12.511.7....4.34.3
single-layered..37.117.137.517.257.118.7..43.310.3
multi-layered..12.411.625.015.428.617.1..21.78.6
stratified..38.117.325.015.414.313.3..26.49.2
clustered structure..12.411.6......4.34.3
total..100.0.100.0.100.0...100.0.
GRn/a..2.12.15.83.3....3.01.5
single-layered39.110.246.97.155.86.911.110.5..46.24.3
multi-layered17.47.924.56.115.45.066.715.7100.0.23.13.6
stratified34.89.924.56.123.05.822.213.9..25.43.8
clustered structure8.85.92.02.0......2.31.3
total100.0.100.0.100.0.100.0.100.0.100.0.
JUn/a............
single-layered......50.035.4..20.017.9
multi-layered....66.727.350.035.4..60.021.9
stratified....33.327.3....20.017.9
clustered structure............
total....100.0.100.0...100.0.
LUn/a............
single-layered..100.0.100.0.....100.0.
multi-layered............
stratified............
clustered structure............
total..100.0.100.0.....100.0.
NEn/a............
single-layered......33.327.3..16.715.3
multi-layered....66.727.333.327.3..50.020.4
stratified....33.327.333.327.3..33.319.3
clustered structure............
total....100.0.100.0...100.0.
NWn/a............
single-layered..50.035.766.727.433.327.5..50.017.8
multi-layered..50.035.733.327.566.727.4..50.017.8
stratified............
clustered structure............
total..100.0.100.0.100.0...100.0.
OWn/a............
single-layered..40.022.0......22.213.9
multi-layered....66.727.3100.0...33.315.8
stratified..20.018.0......11.110.5
clustered structure..40.022.033.327.3....33.315.8
total..100.0.100.0.100.0...100.0.
SGn/a............
single-layered..50.035.480.012.644.416.6..61.910.6
multi-layered....20.012.744.416.6..28.69.9
stratified..50.035.4..11.110.5..9.56.4
clustered structure............
total..100.0.100.0.100.0...100.0.
SHn/a............
single-layered............
multi-layered............
stratified............
clustered structure............
total............
SOn/a............
single-layered............
multi-layered......100.0...100.0.
stratified............
clustered structure............
total......100.0...100.0.
SZn/a............
single-layered..100.0...49.135.3..37.217.1
multi-layered....100.0.50.935.3..62.817.1
stratified............
clustered structure............
total..100.0.100.0.100.0...100.0.
TGn/a............
single-layered............
multi-layered............
stratified............
clustered structure............
total............
TIn/a....3.63.5....1.71.7
single-layered25.015.336.310.335.79.1....34.46.2
multi-layered12.511.736.510.332.28.8....31.16.1
stratified50.017.722.78.928.58.5....29.36.0
clustered structure12.511.74.54.4......3.42.4
total100.0.100.0.100.0.....100.0.
URn/a....18.211.7....8.75.9
single-layered50.035.542.918.845.515.0100.0...52.210.4
multi-layered..42.918.827.313.5....26.19.2
stratified..14.313.39.18.7....8.75.9
clustered structure50.035.5........4.34.3
total100.0.100.0.100.0.100.0...100.0.
VDn/a............
single-layered..41.714.250.012.5....44.89.2
multi-layered..25.012.537.512.1100.0...34.58.8
stratified..16.710.812.58.3....13.86.4
clustered structure..16.710.8......6.94.7
total..100.0.100.0.100.0...100.0.
VSn/a..4.42.52.22.2....3.01.5
single-layered47.411.545.76.037.87.2..33.327.243.04.2
multi-layered21.19.425.75.251.17.4..66.727.234.34.1
stratified26.310.122.85.08.94.2....18.23.3
clustered structure5.35.11.41.4......1.51.0
total100.0.100.0.100.0...100.0.100.0.
ZGn/a............
single-layered............
multi-layered....100.0.....100.0.
stratified............
clustered structure............
total....100.0.....100.0.
ZHn/a............
single-layered............
multi-layered............
stratified............
clustered structure............
total............
Switzerlandn/a..2.41.15.41.5..17.015.43.40.8
single-layered40.76.746.03.544.03.240.16.933.819.443.92.1
multi-layered16.65.023.83.030.42.948.17.149.320.428.51.9
stratified31.56.323.32.919.82.611.84.5..21.31.7
clustered structure11.34.44.41.40.40.4....2.90.7
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 #169135/155518

NFI4b

forest area: slope (20% classes) · altitude (400 m classes) · biogeographical region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI3/NFI4 combined
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..1.41582.72150.41001.82586.7234
1001-1400 m....4.61641.41411.11712.22509.2212
601-1000 m1.81500.41006.41381.41580.72002.532813.1199
to 600 m1.1580.41000.41000.7200..2.81915.3253
total3.22020.77112.8967.52052.82079.318636.4106
over 100%above 1800 m..............
1401-1800 m....0.4100......0.4100
1001-1400 m....0.7710.771..1.4502.835
601-1000 m....0.4100....0.7711.158
to 600 m..........0.41000.4100
total....1.4500.771..2.5384.628
totalabove 1800 m......1.4500.771..2.141
1401-1800 m0.4100..1.8452.7350.41001.8457.022
1001-1400 m....5.3262.1411.1583.63112.017
601-1000 m1.8450.41006.7231.4500.7713.23314.216
to 600 m1.1580.41000.41000.771..3.2335.725
total3.2330.77114.2168.2202.83511.81741.09

calculated by unit of reference: biogeographical region

© WSL, Swiss National Forest Inventory, 03.11.2014 #169136/155519

NFI4b

forest area: slope (20% classes) · altitude (400 m classes) · canton
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI3/NFI4 combined
restriction: rockfall SilvaProtect, modelled and assigned = inside perimeter
grid:
state 2009/13
slope (20% classes)
to 20%21-40 %over 100%total
cantonaltitude (400 m classes)1000 ha± %1000 ha± %1000 ha± %1000 ha± %
AGabove 1800 m........
1401-1800 m........
1001-1400 m........
601-1000 m........
to 600 m........
total........
AIabove 1800 m........
1401-1800 m........
1001-1400 m........
601-1000 m........
to 600 m........
total........
ARabove 1800 m........
1401-1800 m........
1001-1400 m........
601-1000 m........
to 600 m........
total........
BEabove 1800 m........
1401-1800 m..1.4141..1.450
1001-1400 m..1.7128..1.745
601-1000 m..2.7111..2.735
to 600 m........
total..5.8147..5.824
BL/BSabove 1800 m........
1401-1800 m........
1001-1400 m........
601-1000 m........
to 600 m..0.4100..0.4100
total..0.4100..0.4100
FRabove 1800 m........
1401-1800 m........
1001-1400 m........
601-1000 m........
to 600 m........
total........
GEabove 1800 m........
1401-1800 m........
1001-1400 m........
601-1000 m........
to 600 m........
total........
GLabove 1800 m........
1401-1800 m........
1001-1400 m..0.870..0.870
601-1000 m..1.52700.41001.943
to 600 m........
total..2.32490.41002.736
GRabove 1800 m..0.7200..0.771
1401-1800 m..1.0171..1.058
1001-1400 m..2.81910.31003.233
601-1000 m..1.0171..1.058
to 600 m..0.7200..0.771
total..6.31260.31006.623
JUabove 1800 m........
1401-1800 m........
1001-1400 m........
601-1000 m..0.4100..0.4100
to 600 m..0.870..0.870
total..1.2170..1.257
LUabove 1800 m........
1401-1800 m........
1001-1400 m........
601-1000 m........
to 600 m........
total........
NEabove 1800 m........
1401-1800 m........
1001-1400 m........
601-1000 m........
to 600 m........
total........
NWabove 1800 m........
1401-1800 m........
1001-1400 m........
601-1000 m..0.4100..0.4100
to 600 m........
total..0.4100..0.4100
OWabove 1800 m........
1401-1800 m....0.41000.4100
1001-1400 m........
601-1000 m..0.4100..0.4100
to 600 m........
total..0.41000.41000.770
SGabove 1800 m........
1401-1800 m........
1001-1400 m..0.4100..0.4100
601-1000 m..0.7200..0.770
to 600 m..0.4100..0.4100
total..1.4141..1.450
SHabove 1800 m........
1401-1800 m........
1001-1400 m........
601-1000 m........
to 600 m........
total........
SOabove 1800 m........
1401-1800 m........
1001-1400 m........
601-1000 m..0.8200..0.870
to 600 m........
total..0.8200..0.870
SZabove 1800 m........
1401-1800 m........
1001-1400 m..0.4100..0.4100
601-1000 m..0.4100..0.4100
to 600 m..0.4100..0.4100
total..1.157..1.157
TGabove 1800 m........
1401-1800 m........
1001-1400 m........
601-1000 m........
to 600 m........
total........
TIabove 1800 m........
1401-1800 m..1.1300..1.158
1001-1400 m..0.41001.1581.450
601-1000 m..2.13580.7712.935
to 600 m..2.12280.41002.537
total..5.72152.1417.921
URabove 1800 m........
1401-1800 m..0.3100..0.3100
1001-1400 m..1.0570.7701.743
601-1000 m..1.057..1.057
to 600 m........
total..2.31390.7703.031
VDabove 1800 m........
1401-1800 m........
1001-1400 m..0.4100..0.4100
601-1000 m..0.4100..0.4100
to 600 m........
total..0.871..0.871
VSabove 1800 m..1.4271..1.450
1401-1800 m..2.7215..2.735
1001-1400 m..1.41410.7712.141
601-1000 m..1.4158..1.450
to 600 m..0.7200..0.771
total..7.62050.7718.220
ZGabove 1800 m........
1401-1800 m........
1001-1400 m........
601-1000 m........
to 600 m........
total........
ZHabove 1800 m........
1401-1800 m........
1001-1400 m........
601-1000 m........
to 600 m........
total........
Switzerlandabove 1800 m..2.1228..2.141
1401-1800 m..6.62340.41007.022
1001-1400 m..9.12122.83511.917
601-1000 m..13.21991.15814.316
to 600 m..5.42530.41005.825
total..36.41064.62841.09

calculated by unit of reference: canton

© WSL, Swiss National Forest Inventory, 03.11.2014 #169137/155520

NFI3

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 NFI3
state 2004/06
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..0.3700.2100....0.556
multi-layered..0.2100......0.2100
stratified............
clustered structure............
total..0.5560.2100....0.648
ARn/a............
single-layered....0.2100....0.2100
multi-layered....0.2100....0.2100
stratified............
clustered structure............
total....0.370....0.370
BEn/a..0.21000.750..0.21001.141
single-layered0.21002.0303.7220.750..6.616
multi-layered..0.21001.4350.558..2.129
stratified..1.2382.7260.2100..4.121
clustered structure0.21000.2100......0.471
total0.4713.7228.5141.4350.210014.211
BL/BSn/a............
single-layered............
multi-layered............
stratified............
clustered structure............
total............
FRn/a....0.2100....0.2100
single-layered..0.2100....0.21000.471
multi-layered..0.2100..0.2100..0.471
stratified....0.471....0.471
clustered structure............
total..0.4710.5580.21000.21001.337
GEn/a............
single-layered............
multi-layered............
stratified............
clustered structure............
total............
GLn/a....0.2100....0.2100
single-layered..0.5570.5570.749..1.730
multi-layered..0.21000.3700.370..0.944
stratified..0.5580.3700.2100..1.040
clustered structure..0.2100......0.2100
total..1.4351.4341.237..4.019
GRn/a..0.21000.558....0.750
single-layered1.6334.0215.1180.2100..10.912
multi-layered0.7502.1291.4351.0410.21005.418
stratified1.4352.1292.1290.371..6.017
clustered structure0.4710.2100......0.558
total4.0218.6149.1141.6330.210023.58
JUn/a............
single-layered......0.2100..0.2100
multi-layered....0.4710.2100..0.557
stratified....0.2100....0.2100
clustered structure............
total....0.5570.471..0.944
LUn/a............
single-layered..0.21000.371....0.558
multi-layered............
stratified............
clustered structure............
total..0.21000.371....0.558
NEn/a............
single-layered......0.2100..0.2100
multi-layered....0.4700.2100..0.557
stratified....0.21000.2100..0.470
clustered structure............
total....0.5570.557..1.140
NWn/a............
single-layered..0.21000.4700.2100..0.848
multi-layered..0.21000.21000.470..0.848
stratified............
clustered structure............
total..0.4700.6560.656..1.632
OWn/a............
single-layered..0.470......0.470
multi-layered....0.4700.2100..0.557
stratified..0.2100......0.2100
clustered structure..0.4700.2100....0.557
total..0.9440.5570.2100..1.632
SGn/a............
single-layered..0.21001.4350.750..2.327
multi-layered....0.4710.750..1.141
stratified..0.2100..0.2100..0.471
clustered structure............
total..0.4711.8311.633..3.721
SHn/a............
single-layered............
multi-layered............
stratified............
clustered structure............
total............
SOn/a............
single-layered............
multi-layered......0.2100..0.2100
stratified............
clustered structure............
total......0.2100..0.2100
SZn/a............
single-layered..0.470..0.2100..0.558
multi-layered....0.7500.2100..0.944
stratified............
clustered structure............
total..0.4700.7500.471..1.535
TGn/a............
single-layered............
multi-layered............
stratified............
clustered structure............
total............
TIn/a....0.2100....0.2100
single-layered0.4711.4351.831....3.522
multi-layered0.21001.4351.633....3.223
stratified0.7500.9451.435....3.024
clustered structure0.21000.2100......0.471
total1.4353.9215.019....10.313
URn/a....0.470....0.470
single-layered0.21000.6570.9440.657..2.228
multi-layered..0.6570.657....1.140
stratified..0.21000.2100....0.470
clustered structure0.2100........0.2100
total0.4701.3372.1290.657..4.319
VDn/a............
single-layered..0.9451.535....2.427
multi-layered..0.5581.1410.2100..1.831
stratified..0.4710.471....0.750
clustered structure..0.471......0.471
total..2.2292.9250.2100..5.318
VSn/a..0.5580.2100....0.750
single-layered1.5335.5172.924..0.210010.113
multi-layered0.7503.1233.921..0.3718.014
stratified0.9452.7250.750....4.320
clustered structure0.21000.2100......0.371
total3.22311.9117.714..0.55823.48
ZGn/a............
single-layered............
multi-layered....0.2100....0.2100
stratified............
clustered structure............
total....0.2100....0.2100
ZHn/a............
single-layered............
multi-layered............
stratified............
clustered structure............
total............
Switzerlandn/a..0.9452.328..0.21003.423
single-layered3.82116.61018.8103.6220.47143.26
multi-layered1.6338.61413.0124.3200.55828.08
stratified3.0248.4148.5141.141..20.99
clustered structure1.1411.6330.2100....2.825
total9.41336.0742.868.9141.04198.24

calculated by unit of reference: canton

© WSL, Swiss National Forest Inventory, 03.11.2014 #169138/155521

NFI4b

forest area: slope (20% classes) · altitude (400 m classes) · production region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI3/NFI4 combined
restriction: rockfall SilvaProtect, modelled and assigned = inside perimeter
grid:
state 2009/13
production region
JuraPlateauPre-AlpsAlpsSouthern AlpsSwitzerland
slope (20% classes)altitude (400 m classes)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......2.1228..2.1228
1401-1800 m0.4100....4.52611.82586.6234
1001-1400 m....0.72006.61301.82589.1212
601-1000 m1.81500.41001.41416.91292.532813.0199
to 600 m1.158..0.41001.01712.81915.3253
total3.32020.41002.522121.11448.918736.1106
over 100%above 1800 m............
1401-1800 m....0.4100....0.4100
1001-1400 m......1.4501.4502.835
601-1000 m......0.31000.7711.158
to 600 m........0.41000.4100
total....0.41001.7452.5384.628
totalabove 1800 m......2.141..2.141
1401-1800 m0.4100..0.41004.5281.8457.022
1001-1400 m....0.7717.9213.23311.917
601-1000 m1.8450.41001.4507.3223.23314.116
to 600 m1.158..0.41001.0583.2335.725
total3.3330.41002.93522.81211.41740.79

calculated by unit of reference: production region

© WSL, Swiss National Forest Inventory, 03.11.2014 #169139/155522

NFI4b

forest area: slope (20% classes) · altitude (400 m classes) · protection forest region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI3/NFI4 combined
restriction: rockfall SilvaProtect, modelled and assigned = inside perimeter
grid:
state 2009/13
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern 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 m0.41001.11710.31002.72150.41001.82586.7234
1001-1400 m..2.22282.41411.41411.42711.82589.1212
601-1000 m2.11452.91913.42081.41580.72002.532813.0199
to 600 m1.158..0.7710.7200..2.81915.3253
total3.61986.11276.91757.62053.21788.918736.2106
over 100%above 1800 m..............
1401-1800 m..0.4100........0.4100
1001-1400 m....0.7710.771..1.4502.835
601-1000 m....0.3100....0.7711.158
to 600 m..........0.41000.4100
total..0.41001.0580.771..2.5384.628
totalabove 1800 m......1.4500.771..2.141
1401-1800 m0.41001.4500.31002.7350.41001.8457.022
1001-1400 m..2.2413.1332.1411.4503.23311.917
601-1000 m2.1412.9353.8301.4500.7713.23314.116
to 600 m1.158..0.7710.771..3.2335.625
total3.6326.5237.9208.2203.23311.41740.89

calculated by unit of reference: protection forest region

© WSL, Swiss National Forest Inventory, 03.11.2014 #169140/155523

NFI3

forest area: altitudinal vegetation zone · stand structure · production region
unit: %
unit of evaluation: accessible forest excluding shrub forest
restriction: avalanches SilvaProtect, modelled and assigned = inside perimeter
grid: terrestrial grid NFI3
state 2004/06
production region
JuraPlateauPre-AlpsAlpsSouthern AlpsSwitzerland
altitudinal vegetation zonestand structure %± %± %± %± %± %±
upper subalpinen/a............
single-layered......47.57.922.911.640.66.7
multi-layered......20.06.37.67.416.65.1
stratified......25.06.853.813.831.66.3
clustered structure....100.0.7.54.215.610.111.24.3
total....100.0.100.0.100.0.100.0.
lower subalpinen/a......3.31.4..2.41.1
single-layered50.935.3..61.910.645.14.039.29.246.13.5
multi-layered....14.37.624.53.528.78.623.83.0
stratified49.135.3..14.37.623.23.428.58.523.32.9
clustered structure....9.56.43.91.53.63.54.41.4
total100.0...100.0.100.0.100.0.100.0.
upper montanen/a....8.14.55.91.92.52.55.31.4
single-layered35.712.8..45.98.245.44.040.07.844.03.2
multi-layered42.913.2..21.66.832.93.825.06.930.43.0
stratified21.411.0..21.66.815.83.032.47.419.82.6
clustered structure....2.72.7....0.40.4
total100.0...100.0.100.0.100.0.100.0.
lower montanen/a............
single-layered22.213.9..35.712.850.19.8..39.86.9
multi-layered55.616.6100.0.64.312.834.59.3..48.27.1
stratified22.213.9....15.37.1..12.04.6
clustered structure............
total100.0.100.0.100.0.100.0...100.0.
colline/submontanen/a....49.735.4....16.715.3
single-layered....50.335.426.022.2..34.119.5
multi-layered......74.022.2..49.120.4
stratified............
clustered structure............
total....100.0.100.0...100.0.
totaln/a....5.32.63.71.01.21.23.40.8
single-layered32.09.3..48.05.845.62.637.05.444.02.1
multi-layered44.19.9100.0.26.75.128.62.323.54.728.51.9
stratified23.98.5..14.74.119.62.034.55.321.31.7
clustered structure....5.32.62.40.83.72.12.90.7
total100.0.100.0.100.0.100.0.100.0.100.0.

calculated by unit of reference: production region

© WSL, Swiss National Forest Inventory, 03.11.2014 #169141/155524

NFI4b

forest area: slope (20% classes) · altitude (400 m classes) · economic region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI3/NFI4 combined
restriction: rockfall SilvaProtect, modelled and assigned = inside perimeter
grid:
state 2009/13
slope (20% classes)
to 20%21-40 %over 100%total
economic regionaltitude (400 m classes)1000 ha± %1000 ha± %1000 ha± %1000 ha± %
Western Juraabove 1800 m........
1401-1800 m..0.4100..0.4100
1001-1400 m........
601-1000 m..1.8150..1.845
to 600 m..0.771..0.771
total..2.9215..2.935
Eastern Juraabove 1800 m........
1401-1800 m........
1001-1400 m........
601-1000 m........
to 600 m..0.4100..0.4100
total..0.4100..0.4100
Western Plateauabove 1800 m........
1401-1800 m........
1001-1400 m........
601-1000 m........
to 600 m........
total........
Central Plateauabove 1800 m........
1401-1800 m........
1001-1400 m........
601-1000 m..0.3100..0.3100
to 600 m........
total..0.3100..0.3100
Eastern Plateauabove 1800 m........
1401-1800 m........
1001-1400 m........
601-1000 m........
to 600 m........
total........
Western Pre-Alpsabove 1800 m........
1401-1800 m........
1001-1400 m..0.4100..0.4100
601-1000 m........
to 600 m........
total..0.4100..0.4100
Central Pre-Alpsabove 1800 m........
1401-1800 m....0.41000.4100
1001-1400 m..0.4100..0.4100
601-1000 m..0.7200..0.771
to 600 m........
total..1.13000.41001.450
Eastern Pre-Alpsabove 1800 m........
1401-1800 m........
1001-1400 m........
601-1000 m..0.7200..0.771
to 600 m..0.4100..0.4100
total..1.1171..1.157
Northwestern Alpsabove 1800 m........
1401-1800 m..1.1171..1.157
1001-1400 m..1.4271..1.450
601-1000 m..2.1228..2.140
to 600 m........
total..4.6143..4.627
Central Alpsabove 1800 m........
1401-1800 m..0.3100..0.3100
1001-1400 m..1.4490.7702.140
601-1000 m..1.057..1.057
to 600 m..0.3100..0.3100
total..3.11340.7703.829
Northeastern Alpsabove 1800 m........
1401-1800 m........
1001-1400 m..1.1170..1.157
601-1000 m..1.82570.41002.140
to 600 m........
total..2.92140.41003.232
Southwestern Alpsabove 1800 m..1.4271..1.450
1401-1800 m..2.7215..2.735
1001-1400 m..1.41410.7712.141
601-1000 m..1.4158..1.450
to 600 m..0.7200..0.771
total..7.62050.7718.220
Southeastern Alpsabove 1800 m..0.7200..0.771
1401-1800 m..0.4100..0.4100
1001-1400 m..1.4271..1.450
601-1000 m..0.7200..0.771
to 600 m........
total..3.2178..3.233
Southern Alpsabove 1800 m........
1401-1800 m..1.8258..1.845
1001-1400 m..1.82581.4503.233
601-1000 m..2.53280.7713.233
to 600 m..2.81910.41003.233
total..8.91872.53811.417
Switzerlandabove 1800 m..2.1228..2.141
1401-1800 m..6.72340.41007.022
1001-1400 m..9.22122.83512.017
601-1000 m..13.01991.15814.116
to 600 m..5.32530.41005.725
total..36.31064.62840.99

calculated by unit of reference: economic region

© WSL, Swiss National Forest Inventory, 03.11.2014 #169142/155525

NFI4b

forest area: stand stability · regeneration cover · biogeographical region
unit: %
unit of evaluation: accessible forest excluding shrub forest NFI3/NFI4 combined
restriction: rockfall SilvaProtect, modelled and assigned = inside perimeter
grid:
state 2009/13
biogeographical region
JuraPlateauNorthern AlpsWestern Central-AlpsEastern Central-AlpsSouthern AlpsSwitzerland
stand stabilityregeneration cover %± %± %± %± %± %± %±
critical< 1%....2.52.5......0.90.9
1-9%......4.24.112.511.79.15.04.31.9
10-25%....2.52.5....3.03.01.71.2
26-50%..............
51-75%....2.52.54.24.1....1.71.2
76-100%..............
total....7.54.28.35.612.511.712.15.78.62.6
less stable< 1%....7.54.2..12.511.7..3.51.7
1-9%33.315.7..5.03.424.98.812.511.724.27.517.23.5
10-25%22.213.9..20.06.34.24.125.015.318.26.716.53.4
26-50%....5.03.416.67.6..12.15.78.52.6
51-75%..50.035.45.03.4......2.61.5
76-100%....2.52.5....3.03.01.71.2
total55.516.650.035.445.07.945.710.250.017.757.58.650.04.6
stable< 1%....2.52.5......0.90.9
1-9%11.110.5..15.05.625.28.912.511.715.36.316.43.4
10-25%22.413.9..12.55.212.56.712.511.712.15.712.93.1
26-50%..50.035.47.54.24.24.112.511.73.03.06.02.2
51-75%11.110.5..5.03.44.24.1....3.41.7
76-100%....5.03.4......1.71.2
total44.516.650.035.447.57.946.010.237.517.130.48.041.44.6
total< 1%....12.55.2..12.511.7..5.22.1
1-9%44.416.6..20.06.354.310.237.517.148.68.737.94.5
10-25%44.516.6..35.07.516.67.637.517.133.38.231.14.3
26-50%..50.035.412.55.220.88.312.511.715.16.214.63.3
51-75%11.110.550.035.412.55.28.35.6....7.72.5
76-100%....7.54.2....3.03.03.51.7
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.

calculated by unit of reference: biogeographical region

© WSL, Swiss National Forest Inventory, 03.11.2014 #169143/155526

NFI3

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 NFI3
state 2004/06
production region
JuraPlateauPre-AlpsAlpsSouthern AlpsSwitzerland
altitudinal vegetation zonestand structure1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
upper subalpinen/a............
single-layered......3.3230.5583.821
multi-layered......1.4350.21001.633
stratified......1.7321.2383.024
clustered structure....0.21000.5580.4711.141
total....0.21006.9162.3289.414
lower subalpinen/a......0.945..0.945
single-layered0.2100..2.32812.1121.93016.610
multi-layered....0.5586.6161.4358.514
stratified0.2100..0.5586.3171.4358.414
clustered structure....0.4711.0410.21001.633
total0.471..3.82226.985.01936.07
upper montanen/a....0.5581.6330.21002.328
single-layered0.945..3.02412.0122.82518.810
multi-layered1.141..1.4358.7141.83213.012
stratified0.558..1.4354.2202.3288.414
clustered structure....0.2100....0.2100
total2.627..6.61626.487.11642.66
lower montanen/a............
single-layered0.471..0.9452.328..3.522
multi-layered0.9450.21001.6331.633..4.320
stratified0.471....0.750..1.141
clustered structure............
total1.6330.21002.5274.520..8.914
colline/submontanen/a....0.2100....0.2100
single-layered....0.21000.2100..0.471
multi-layered......0.558..0.558
stratified............
clustered structure............
total....0.4710.750..1.141
totaln/a....0.7502.4270.21003.323
single-layered1.535..6.51629.975.31843.16
multi-layered2.0300.21003.62218.793.42327.98
stratified1.141..2.03012.8115.01920.99
clustered structure....0.7501.6330.5582.825
total4.6200.210013.41165.4514.31198.04

calculated by unit of reference: production region

© WSL, Swiss National Forest Inventory, 03.11.2014 #169144/155527

NFI4b

forest area: stand stability · regeneration cover · biogeographical region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI3/NFI4 combined
restriction: rockfall SilvaProtect, modelled and assigned = inside perimeter
grid:
state 2009/13
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± %
critical< 1%....0.4100......0.4100
1-9%......0.31000.41001.1581.845
10-25%....0.4100....0.41000.771
26-50%..............
51-75%....0.41000.3100....0.771
76-100%..............
total....1.1580.7710.41001.4503.532
less stable< 1%....1.158..0.4100..1.450
1-9%1.158..0.7712.1410.41002.8357.022
10-25%0.771..2.8350.31000.7712.1416.723
26-50%....0.7711.450..1.4503.532
51-75%..0.41000.771......1.158
76-100%....0.4100....0.41000.771
total1.8450.41006.4233.8301.4506.82320.513
stable< 1%....0.4100......0.4100
1-9%0.4100..2.1412.1410.41001.8456.723
10-25%0.771..1.8451.0580.41001.4505.326
26-50%..0.41001.1580.31000.41000.41002.538
51-75%0.4100..0.7710.3100....1.450
76-100%....0.771......0.771
total1.4500.41006.7233.8301.1583.63117.014
total< 1%....1.845..0.4100..2.141
1-9%1.450..2.8354.5271.1585.72515.515
10-25%1.450..5.0271.4501.1583.93012.817
26-50%..0.41001.8451.7440.41001.8456.024
51-75%0.41000.41001.8450.771....3.233
76-100%....1.158....0.41001.450
total3.2330.77114.2168.2202.83511.81741.09

calculated by unit of reference: biogeographical region

© WSL, Swiss National Forest Inventory, 03.11.2014 #169145/155528

NFI4b

forest area: stand stability · regeneration cover · canton
unit: %
unit of evaluation: accessible forest excluding shrub forest NFI3/NFI4 combined
restriction: rockfall SilvaProtect, modelled and assigned = inside perimeter
grid:
state 2009/13
canton
AGAIARBEBL/BSFRGEGLGRJULUNENWOWSGSHSOSZTGTIURVDVSZGZHSwitzerland
stand stabilityregeneration cover %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
critical< 1%........................................11.110.5........0.80.8
1-9%................15.88.4....................4.54.4....4.24.1....4.31.9
10-25%......................................4.54.411.110.5........1.71.2
26-50%....................................................
51-75%..............14.313.3............................4.24.1....1.81.2
76-100%....................................................
total..............14.313.315.88.4....................9.16.122.213.9..8.35.6....8.52.6
less stable< 1%..............14.313.35.35.1......................22.213.9........3.41.7
1-9%......11.77.8........21.09.333.327.4......50.035.7....50.035.5....22.78.9....24.98.8....17.23.5
10-25%......17.69.2100.0.....14.313.315.88.4..........25.021.7..50.035.533.327.4..22.78.9..100.0.4.24.1....16.73.5
26-50%..............14.313.35.35.1....................13.67.311.110.5..16.67.6....8.62.6
51-75%......5.95.7..................50.035.7............11.110.5........2.51.5
76-100%......5.95.7..............................4.54.4..........1.71.2
total......41.011.9100.0.....42.918.947.311.533.327.4......100.0.25.021.7..100.0.33.327.4..63.610.344.416.7100.0.45.710.2....50.24.6
stable< 1%............................25.021.7....................0.90.9
1-9%......17.69.2......28.617.216.08.533.327.4..................13.67.311.110.5..25.28.9....16.43.4
10-25%......18.09.4......14.313.315.88.4..........25.021.7........9.16.122.213.9..12.56.7....12.83.1
26-50%......5.95.7........5.35.1......100.0...25.021.7....33.327.4..4.54.4....4.24.1....6.12.2
51-75%......11.77.8..........33.327.4........................4.24.1....3.51.7
76-100%......5.95.7..........................33.327.4..............1.71.2
total......59.011.9......42.918.937.011.166.727.3....100.0...75.021.7....66.727.3..27.39.533.315.8..46.010.2....41.34.6
total< 1%..............14.313.35.35.1..........25.021.7..........33.315.8........5.12.0
1-9%......29.311.0......28.617.252.711.566.727.3......50.035.7....50.035.5....40.910.511.110.5..54.310.2....37.94.5
10-25%......35.611.6100.0.....28.617.231.510.7..........50.025.1..50.035.533.327.4..36.410.333.315.8100.0.16.67.6....31.24.3
26-50%......5.95.7......14.313.310.57.0......100.0...25.021.7....33.327.4..18.28.211.110.5..20.88.3....14.63.3
51-75%......17.69.2......14.313.3..33.327.4......50.035.7............11.110.5..8.35.6....7.82.5
76-100%......11.77.8..........................33.327.4..4.54.4..........3.41.7
total......100.0.100.0.....100.0.100.0.100.0.....100.0.100.0.100.0...100.0.100.0...100.0.100.0.100.0.100.0.....100.0.

calculated by unit of reference: canton

© WSL, Swiss National Forest Inventory, 04.11.2014 #169146/155529

NFI3

forest area: altitudinal vegetation zone · stand structure · protection forest region
unit: %
unit of evaluation: accessible forest excluding shrub forest
restriction: avalanches SilvaProtect, modelled and assigned = inside perimeter
grid: terrestrial grid NFI3
state 2004/06
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern AlpsSwitzerland
altitudinal vegetation zonestand structure %± %± %± %± %± %± %±
upper subalpinen/a..............
single-layered..50.035.450.035.447.411.544.411.722.911.640.66.7
multi-layered......21.19.422.29.87.67.416.65.0
stratified......26.310.127.810.653.813.831.66.3
clustered structure..50.035.450.035.45.35.15.65.415.610.111.34.3
total..100.0.100.0.100.0.100.0.100.0.100.0.
lower subalpinen/a..2.42.4..4.42.52.42.3..2.41.1
single-layered50.435.448.87.849.910.745.76.046.57.639.29.246.13.5
multi-layered..14.65.522.78.925.75.227.96.828.78.623.73.0
stratified49.635.422.06.522.89.022.85.021.06.228.58.523.32.9
clustered structure..12.25.14.54.41.41.42.32.33.63.54.41.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
upper montanen/a..7.63.37.94.42.22.27.54.22.52.55.41.4
single-layered35.712.842.46.147.48.137.87.257.57.840.07.844.03.2
multi-layered42.913.221.25.036.87.851.17.417.56.025.06.930.32.9
stratified21.411.027.35.57.94.48.94.217.56.032.47.419.92.6
clustered structure..1.51.5........0.40.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
lower montanen/a..............
single-layered20.012.749.915.857.210.8..11.110.5..39.96.9
multi-layered60.015.550.115.833.310.3..66.715.7..48.17.1
stratified20.012.7..9.56.4..22.213.9..12.04.6
clustered structure..............
total100.0.100.0.100.0...100.0...100.0.
colline/submontanen/a..49.535.4........17.015.4
single-layered..50.535.4..33.327.2....33.619.3
multi-layered......66.727.2100.0...49.420.4
stratified..............
clustered structure..............
total..100.0...100.0.100.0...100.0.
totaln/a..5.82.13.62.03.01.53.61.81.21.23.40.8
single-layered30.89.145.54.550.65.543.04.246.84.737.05.444.02.1
multi-layered46.29.820.73.731.35.134.34.127.04.223.54.728.41.9
stratified23.08.322.33.812.13.618.23.320.73.834.55.321.41.7
clustered structure..5.82.12.41.71.51.01.81.33.72.12.90.7
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 #169147/155530

NFI4b

forest area: stand stability · regeneration cover · canton
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI3/NFI4 combined
restriction: rockfall SilvaProtect, modelled and assigned = inside perimeter
grid:
state 2009/13
stand stability
criticalless stablestabletotal
cantonregeneration cover1000 ha± %1000 ha± %1000 ha± %1000 ha± %
AG< 1%........
1-9%........
10-25%........
26-50%........
51-75%........
76-100%........
total........
AI< 1%........
1-9%........
10-25%........
26-50%........
51-75%........
76-100%........
total........
AR< 1%........
1-9%........
10-25%........
26-50%........
51-75%........
76-100%........
total........
BE< 1%........
1-9%..0.7711.0581.745
10-25%..1.0581.0582.141
26-50%....0.31000.3100
51-75%..0.31000.7711.058
76-100%..0.31000.31000.771
total..2.4383.4315.824
BL/BS< 1%........
1-9%........
10-25%..0.4100..0.4100
26-50%........
51-75%........
76-100%........
total..0.4100..0.4100
FR< 1%........
1-9%........
10-25%........
26-50%........
51-75%........
76-100%........
total........
GE< 1%........
1-9%........
10-25%........
26-50%........
51-75%........
76-100%........
total........
GL< 1%..0.4100..0.4100
1-9%....0.8700.870
10-25%..0.41000.41000.870
26-50%..0.4100..0.4100
51-75%0.4100....0.4100
76-100%........
total0.41001.2571.2572.736
GR< 1%..0.3100..0.3100
1-9%1.0581.4501.1583.531
10-25%..1.0581.0582.141
26-50%..0.31000.31000.771
51-75%........
76-100%........
total1.0583.1332.5386.623
JU< 1%........
1-9%..0.41000.41000.870
10-25%........
26-50%........
51-75%....0.41000.4100
76-100%........
total..0.41000.8701.257
LU< 1%........
1-9%........
10-25%........
26-50%........
51-75%........
76-100%........
total........
NE< 1%........
1-9%........
10-25%........
26-50%........
51-75%........
76-100%........
total........
NW< 1%........
1-9%........
10-25%........
26-50%....0.41000.4100
51-75%........
76-100%........
total....0.41000.4100
OW< 1%........
1-9%..0.4100..0.4100
10-25%........
26-50%........
51-75%..0.4100..0.4100
76-100%........
total..0.770..0.770
SG< 1%....0.41000.4100
1-9%........
10-25%..0.41000.41000.770
26-50%....0.41000.4100
51-75%........
76-100%........
total..0.41001.1571.450
SH< 1%........
1-9%........
10-25%........
26-50%........
51-75%........
76-100%........
total........
SO< 1%........
1-9%..0.4100..0.4100
10-25%..0.4100..0.4100
26-50%........
51-75%........
76-100%........
total..0.870..0.870
SZ< 1%........
1-9%........
10-25%..0.4100..0.4100
26-50%....0.41000.4100
51-75%........
76-100%....0.41000.4100
total..0.41000.7701.157
TG< 1%........
1-9%........
10-25%........
26-50%........
51-75%........
76-100%........
total........
TI< 1%........
1-9%0.41001.8441.1583.233
10-25%0.41001.8440.7712.935
26-50%..1.1580.41001.450
51-75%........
76-100%..0.4100..0.4100
total0.7715.0262.1417.921
UR< 1%0.31000.770..1.057
1-9%....0.31000.3100
10-25%0.3100..0.7701.057
26-50%..0.3100..0.3100
51-75%..0.3100..0.3100
76-100%........
total0.7701.3491.0573.031
VD< 1%........
1-9%........
10-25%..0.871..0.871
26-50%........
51-75%........
76-100%........
total..0.871..0.871
VS< 1%........
1-9%0.31002.1412.1414.527
10-25%..0.31001.0581.450
26-50%..1.4500.31001.744
51-75%0.3100..0.31000.771
76-100%........
total0.7713.8303.8308.220
ZG< 1%........
1-9%........
10-25%........
26-50%........
51-75%........
76-100%........
total........
ZH< 1%........
1-9%........
10-25%........
26-50%........
51-75%........
76-100%........
total........
Switzerland< 1%0.31001.4500.41002.141
1-9%1.7457.1226.72315.515
10-25%0.7716.9235.22612.817
26-50%..3.5322.5386.024
51-75%0.7711.0581.4503.233
76-100%..0.7710.7711.450
total3.53220.61317.01441.09

calculated by unit of reference: canton

© WSL, Swiss National Forest Inventory, 03.11.2014 #169148/155531

NFI4b

forest area: stand stability · regeneration cover · production region
unit: %
unit of evaluation: accessible forest excluding shrub forest NFI3/NFI4 combined
restriction: rockfall SilvaProtect, modelled and assigned = inside perimeter
grid:
state 2009/13
production region
JuraPlateauPre-AlpsAlpsSouthern AlpsSwitzerland
stand stabilityregeneration cover %± %± %± %± %± %±
critical< 1%......1.51.5..0.80.8
1-9%......4.52.66.24.34.31.9
10-25%......1.51.53.13.11.71.2
26-50%............
51-75%......3.02.1..1.71.2
76-100%............
total......10.63.89.45.28.62.6
less stable< 1%......6.12.9..3.41.7
1-9%33.415.7..12.511.712.14.025.07.717.33.5
10-25%22.213.9..12.511.715.14.418.76.916.43.4
26-50%......9.13.512.55.88.62.6
51-75%..100.0.12.511.71.51.5..2.61.5
76-100%......1.51.53.13.11.71.2
total55.616.6100.0.37.517.145.46.159.38.750.04.6
stable< 1%......1.51.5..0.80.8
1-9%11.110.5....19.84.915.76.516.43.4
10-25%22.113.8....13.64.212.55.812.93.1
26-50%....37.517.14.52.63.13.16.12.2
51-75%11.110.5..12.511.73.02.1..3.51.7
76-100%....12.511.71.51.5..1.71.2
total44.416.6..62.517.144.06.131.38.241.44.6
total< 1%......9.13.5..5.12.0
1-9%44.516.6..12.511.736.45.946.98.838.04.5
10-25%44.416.6..12.511.730.35.734.38.431.04.3
26-50%....37.517.113.64.215.66.414.73.3
51-75%11.110.5100.0.25.015.37.63.3..7.82.5
76-100%....12.511.73.02.13.13.13.51.7
total100.0.100.0.100.0.100.0.100.0.100.0.

calculated by unit of reference: production region

© WSL, Swiss National Forest Inventory, 03.11.2014 #169149/155532
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