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NFI4b

forest area: avalanches SilvaProtect, modelled and assigned · degree of cover of assured regeneration · economic region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI3/NFI4 combined
grid:
state 2009/13
avalanches SilvaProtect, modelled and assigned
inside perimeteroutside perimetertotal
economic regiondegree of cover of assured regeneration1000 ha± %1000 ha± %1000 ha± %
Western Juraless than 1%..5.0265.026
1-4%0.410015.71416.114
5-9%1.84525.71127.510
10-25%1.15839.3840.38
26-50%0.410027.51027.810
51-75%0.77120.71221.412
76-100%0.410014.31514.615
total4.627148.22152.82
Eastern Juraless than 1%..4.0304.030
1-4%..4.0304.030
5-9%..3.6323.632
10-25%..12.61512.615
26-50%..10.31810.318
51-75%..6.7236.723
76-100%..7.1227.122
total..48.2248.22
Western Plateauless than 1%..1.6491.649
1-4%..7.0237.023
5-9%..7.8217.821
10-25%..16.01416.014
26-50%..9.0209.020
51-75%..3.3343.334
76-100%..3.6333.633
total..48.4348.43
Central Plateauless than 1%..5.9225.922
1-4%..7.1207.120
5-9%..6.0226.022
10-25%..14.91314.913
26-50%..15.91315.913
51-75%..11.51511.515
76-100%..7.4197.419
total..68.7268.72
Eastern Plateauless than 1%..5.7245.724
1-4%..8.6208.620
5-9%..10.01810.018
10-25%..27.21027.210
26-50%..23.21123.211
51-75%..20.71220.712
76-100%..16.41416.414
total..111.92111.92
Western Pre-Alpsless than 1%..3.0343.034
1-4%1.1576.3237.421
5-9%0.41004.1294.428
10-25%1.15816.31317.412
26-50%0.41007.0217.421
51-75%..4.4284.428
76-100%0.41000.41000.770
total3.33341.4444.84
Central Pre-Alpsless than 1%0.41001.8442.240
1-4%1.15812.21613.315
5-9%1.84415.81417.613
10-25%2.53734.4936.98
26-50%0.77114.31515.114
51-75%0.41007.9218.220
76-100%..4.3284.328
total6.82290.7397.52
Eastern Pre-Alpsless than 1%1.15710.41711.416
1-4%0.410012.51612.915
5-9%0.41008.6198.919
10-25%..19.61219.612
26-50%0.77113.21513.915
51-75%..3.6313.631
76-100%0.41002.9353.233
total2.93570.7373.63
Northwestern Alpsless than 1%1.4502.1403.631
1-4%1.4508.91910.417
5-9%2.5378.91911.416
10-25%3.63117.21320.711
26-50%1.1578.2209.318
51-75%0.41003.2333.631
76-100%0.41002.2402.537
total10.71750.8561.54
Central Alpsless than 1%0.7700.7701.449
1-4%0.7703.4304.127
5-9%0.7703.8294.526
10-25%1.4495.8227.220
26-50%1.4496.6228.019
51-75%0.31001.4501.744
76-100%......
total5.22421.8927.07
Northeastern Alpsless than 1%1.4492.9344.327
1-4%0.41004.3284.726
5-9%1.4503.9295.425
10-25%2.5376.8219.317
26-50%0.41004.3274.726
51-75%..2.1402.140
76-100%0.41001.1571.449
total6.42225.4831.96
Southwestern Alpsless than 1%1.7455.8247.621
1-4%8.22017.91326.110
5-9%5.12518.51323.711
10-25%7.52125.41132.99
26-50%2.14113.01515.114
51-75%0.31002.4372.735
76-100%..1.0581.058
total25.01184.14109.13
Southeastern Alpsless than 1%3.53116.51420.012
1-4%2.14130.51032.69
5-9%2.83519.31322.112
10-25%4.92638.5843.48
26-50%3.23311.91715.115
51-75%0.7714.9265.625
76-100%0.41001.4501.845
total17.613123.13140.62
Southern Alpsless than 1%1.15814.21515.215
1-4%4.32928.31032.69
5-9%2.83531.91034.79
10-25%3.53134.3937.99
26-50%1.84515.11516.914
51-75%..5.6255.625
76-100%0.41002.5382.835
total13.815131.93145.72
Switzerlandless than 1%11.31879.6690.96
1-4%20.013166.84186.84
5-9%19.713167.94187.64
10-25%28.111308.33336.43
26-50%12.017179.74191.74
51-75%2.83598.46101.36
76-100%2.53864.6767.17
total96.461065.311161.71

calculated by unit of reference: economic region

© WSL, Swiss National Forest Inventory, 03.11.2014 #164825/151207
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