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NFI4b

forest area: avalanches SilvaProtect, modelled and assigned · degree of cover of assured regeneration · economic region
unit: %
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
grid:
state 2009/13
avalanches SilvaProtect, modelled and assigned
inside perimeteroutside perimetertotal
economic regiondegree of cover of assured regeneration %± %± %±
Western Juraless than 1%..3.00.92.90.8
1-4%7.77.49.91.59.81.5
5-9%38.313.517.31.918.01.9
10-25%23.311.826.72.226.62.2
26-50%7.77.419.12.018.71.9
51-75%15.310.014.41.714.41.7
76-100%7.77.49.61.59.61.4
total100.0.100.0.100.0.
Eastern Juraless than 1%..8.42.68.42.6
1-4%..8.42.68.42.6
5-9%..7.62.47.62.4
10-25%..26.04.026.04.0
26-50%..21.03.721.03.7
51-75%..14.33.214.33.2
76-100%..14.33.214.33.2
total..100.0.100.0.
Western Plateauless than 1%..2.61.52.61.5
1-4%..14.93.314.93.3
5-9%..14.93.314.93.3
10-25%..33.84.433.84.4
26-50%..19.13.719.13.7
51-75%..7.02.47.02.4
76-100%..7.72.57.72.5
total..100.0.100.0.
Central Plateauless than 1%..8.61.98.61.9
1-4%..10.42.110.42.1
5-9%..8.71.98.71.9
10-25%..21.82.821.82.8
26-50%..23.12.823.12.8
51-75%..16.72.516.72.5
76-100%..10.82.110.82.1
total..100.0.100.0.
Eastern Plateauless than 1%..5.21.35.21.3
1-4%..7.81.57.81.5
5-9%..9.11.69.11.6
10-25%..24.72.524.72.5
26-50%..20.82.320.82.3
51-75%..18.22.218.22.2
76-100%..14.32.014.32.0
total..100.0.100.0.
Western Pre-Alpsless than 1%..7.82.77.22.5
1-4%37.717.216.53.718.03.7
5-9%12.611.89.72.99.92.8
10-25%37.117.137.84.837.84.6
26-50%12.611.816.53.716.23.5
51-75%..10.73.19.92.9
76-100%..1.01.00.90.9
total100.0.100.0.100.0.
Central Pre-Alpsless than 1%5.35.11.60.81.90.8
1-4%15.88.413.12.213.32.1
5-9%26.310.117.12.417.82.4
10-25%36.811.138.43.138.33.0
26-50%10.57.116.32.415.92.3
51-75%5.35.18.61.88.31.7
76-100%..4.91.44.51.3
total100.0.100.0.100.0.
Eastern Pre-Alpsless than 1%37.517.113.52.514.52.5
1-4%12.511.717.82.817.62.7
5-9%12.511.711.92.411.92.3
10-25%..28.13.326.93.2
26-50%25.015.318.92.919.22.8
51-75%..5.41.75.21.6
76-100%12.511.74.31.54.71.5
total100.0.100.0.100.0.
Northwestern Alpsless than 1%13.86.43.21.65.21.8
1-4%13.86.418.53.517.63.1
5-9%24.18.019.33.620.23.3
10-25%31.08.633.14.232.73.8
26-50%10.35.715.33.214.42.8
51-75%3.43.46.52.25.91.9
76-100%3.43.44.01.83.91.6
total100.0.100.0.100.0.
Central Alpsless than 1%14.39.44.02.86.23.0
1-4%14.39.419.95.718.74.9
5-9%14.39.417.95.417.14.7
10-25%28.612.129.96.529.65.7
26-50%21.411.024.26.123.65.3
51-75%7.16.94.12.94.82.7
76-100%......
total100.0.100.0.100.0.
Northeastern Alpsless than 1%23.510.311.14.013.73.9
1-4%5.95.719.15.016.34.1
5-9%17.69.315.94.616.34.1
10-25%41.212.025.45.528.75.1
26-50%5.95.715.94.613.73.9
51-75%..7.93.46.22.7
76-100%5.95.74.82.75.02.4
total100.0.100.0.100.0.
Southwestern Alpsless than 1%7.13.16.91.87.01.5
1-4%33.85.620.82.924.22.6
5-9%18.34.620.82.920.12.4
10-25%31.05.532.23.331.92.8
26-50%8.43.315.32.513.52.1
51-75%1.41.43.01.22.61.0
76-100%..1.00.70.70.5
total100.0.100.0.100.0.
Southeastern Alpsless than 1%22.76.313.92.015.11.9
1-4%9.14.326.82.624.52.3
5-9%13.65.216.62.216.22.0
10-25%29.56.930.82.730.72.5
26-50%18.25.87.41.58.81.5
51-75%4.53.13.41.13.51.0
76-100%2.32.21.00.61.20.6
total100.0.100.0.100.0.
Southern Alpsless than 1%8.64.711.91.911.61.7
1-4%34.38.020.82.322.32.3
5-9%20.06.825.22.524.62.4
10-25%25.77.426.52.526.52.4
26-50%11.55.410.61.810.71.7
51-75%..3.61.13.21.0
76-100%..1.30.71.20.6
total100.0.100.0.100.0.
Switzerlandless than 1%12.42.17.30.57.70.5
1-4%21.22.515.50.716.00.7
5-9%19.42.515.60.715.90.7
10-25%29.82.929.10.929.20.8
26-50%12.02.016.70.716.30.7
51-75%3.11.19.50.68.90.5
76-100%2.00.96.30.55.90.4
total100.0.100.0.100.0.

calculated by unit of reference: economic region

© WSL, Swiss National Forest Inventory, 03.11.2014 #163470/149850
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