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NFI2

forest area: rockfall SilvaProtect, modelled and assigned · time of last treatment (classes of 10 years) · canton
unit: %
unit of evaluation: accessible forest excluding shrub forest
grid: terrestrial grid NFI2
state 1993/95
rockfall SilvaProtect, modelled and assigned
inside perimeteroutside perimetertotal
cantontime of last treatment (classes of 10 years) %± %± %±
AGn/a..9.11.89.11.8
less than 10 years ago..66.42.966.42.9
11-20 years ago..16.22.316.22.3
21-30 years ago..3.81.23.81.2
31-40 years ago..1.90.81.90.8
41-50 years ago..1.10.71.10.7
over 50 years ago..1.50.81.50.8
total..100.0.100.0.
AIn/a..15.66.515.66.5
less than 10 years ago..25.07.725.07.7
11-20 years ago..31.38.231.38.2
21-30 years ago..18.87.018.87.0
31-40 years ago......
41-50 years ago..6.34.36.34.3
over 50 years ago..3.13.13.13.1
total..100.0.100.0.
ARn/a..13.74.813.74.8
less than 10 years ago..42.96.942.96.9
11-20 years ago..27.86.327.86.3
21-30 years ago..9.84.29.84.2
31-40 years ago..2.01.92.01.9
41-50 years ago......
over 50 years ago..3.92.73.92.7
total..100.0.100.0.
BEn/a12.06.511.51.111.51.0
less than 10 years ago44.09.946.21.746.11.6
11-20 years ago20.08.022.81.422.71.4
21-30 years ago4.03.98.30.98.20.9
31-40 years ago12.06.53.80.64.10.6
41-50 years ago8.05.41.60.41.80.4
over 50 years ago..5.70.85.50.7
total100.0.100.0.100.0.
BL/BSn/a..10.73.110.53.0
less than 10 years ago50.035.543.24.943.34.9
11-20 years ago50.035.532.54.632.84.6
21-30 years ago..5.82.35.62.3
31-40 years ago..5.92.35.82.3
41-50 years ago..1.01.01.01.0
over 50 years ago..1.01.01.01.0
total100.0.100.0.100.0.
FRn/a..11.32.111.32.1
less than 10 years ago..42.83.342.83.3
11-20 years ago..21.02.721.02.7
21-30 years ago..12.22.212.22.2
31-40 years ago..4.41.44.41.4
41-50 years ago..3.11.13.11.1
over 50 years ago..5.21.55.21.5
total..100.0.100.0.
GEn/a..28.014.228.014.2
less than 10 years ago..25.313.225.313.2
11-20 years ago......
21-30 years ago..9.39.29.39.2
31-40 years ago..9.39.29.39.2
41-50 years ago..28.014.128.014.1
over 50 years ago......
total..100.0.100.0.
GLn/a..18.14.415.73.8
less than 10 years ago41.714.328.25.130.04.8
11-20 years ago25.012.523.04.823.34.4
21-30 years ago..8.93.27.82.8
31-40 years ago16.710.87.73.08.93.0
41-50 years ago..3.82.23.31.9
over 50 years ago16.710.810.33.511.13.3
total100.0.100.0.100.0.
GRn/a9.55.212.81.112.71.1
less than 10 years ago18.76.926.21.526.01.4
11-20 years ago18.86.919.51.319.41.3
21-30 years ago12.55.88.80.98.90.9
31-40 years ago12.55.87.40.97.60.9
41-50 years ago3.13.15.40.85.30.7
over 50 years ago24.97.619.91.320.11.3
total100.0.100.0.100.0.
JUn/a..10.82.310.52.2
less than 10 years ago33.319.337.83.637.73.5
11-20 years ago16.715.231.33.430.93.4
21-30 years ago16.715.210.32.210.52.2
31-40 years ago..4.31.54.21.5
41-50 years ago16.715.21.60.92.11.0
over 50 years ago16.715.23.81.44.21.5
total100.0.100.0.100.0.
LUn/a..12.72.212.72.2
less than 10 years ago..43.63.243.63.2
11-20 years ago..28.02.928.02.9
21-30 years ago..9.71.99.71.9
31-40 years ago..1.70.81.70.8
41-50 years ago......
over 50 years ago..4.31.34.31.3
total..100.0.100.0.
NEn/a..11.12.511.02.5
less than 10 years ago..65.43.765.03.7
11-20 years ago..16.02.916.02.9
21-30 years ago..4.31.64.31.6
31-40 years ago..1.20.91.20.9
41-50 years ago..1.20.91.20.9
over 50 years ago100.0.0.60.61.20.9
total100.0.100.0.100.0.
NWn/a66.727.410.85.215.05.7
less than 10 years ago..48.58.344.97.9
11-20 years ago..16.36.115.05.7
21-30 years ago......
31-40 years ago......
41-50 years ago33.327.55.43.87.54.2
over 50 years ago..19.06.517.56.1
total100.0.100.0.100.0.
OWn/a..12.93.212.63.2
less than 10 years ago50.035.531.24.431.54.4
11-20 years ago..20.23.919.83.8
21-30 years ago..9.22.89.02.7
31-40 years ago..6.42.46.32.3
41-50 years ago..4.62.04.52.0
over 50 years ago50.035.515.63.516.23.5
total100.0.100.0.100.0.
SGn/a..13.72.013.31.9
less than 10 years ago12.511.737.32.836.72.7
11-20 years ago50.017.724.72.525.32.5
21-30 years ago12.511.77.31.57.51.5
31-40 years ago12.511.74.01.14.21.1
41-50 years ago..4.31.24.21.1
over 50 years ago12.511.78.71.68.81.6
total100.0.100.0.100.0.
SHn/a..10.33.710.33.7
less than 10 years ago..55.76.155.76.1
11-20 years ago..29.45.729.45.7
21-30 years ago..1.51.51.51.5
31-40 years ago..1.51.51.51.5
41-50 years ago..1.51.51.51.5
over 50 years ago......
total..100.0.100.0.
SOn/a33.319.311.62.412.32.4
less than 10 years ago16.715.254.63.753.43.7
11-20 years ago16.715.224.43.224.23.1
21-30 years ago..4.51.54.31.5
31-40 years ago16.715.22.81.23.21.3
41-50 years ago..0.60.60.50.5
over 50 years ago16.715.21.70.92.11.1
total100.0.100.0.100.0.
SZn/a20.017.912.42.712.72.6
less than 10 years ago60.021.934.63.935.43.8
11-20 years ago..20.33.319.63.2
21-30 years ago..9.82.49.52.3
31-40 years ago20.017.97.82.28.22.2
41-50 years ago..5.91.95.71.8
over 50 years ago..9.22.38.92.3
total100.0.100.0.100.0.
TGn/a..8.82.58.82.5
less than 10 years ago..63.14.363.14.3
11-20 years ago..23.23.823.23.8
21-30 years ago..3.21.63.21.6
31-40 years ago......
41-50 years ago......
over 50 years ago..1.71.21.71.2
total..100.0.100.0.
TIn/a9.54.511.11.311.01.3
less than 10 years ago2.42.410.01.39.51.2
11-20 years ago7.24.09.71.29.51.2
21-30 years ago9.54.58.41.28.51.1
31-40 years ago7.24.09.31.29.21.2
41-50 years ago16.75.812.61.412.91.4
over 50 years ago47.57.738.92.039.52.0
total100.0.100.0.100.0.
URn/a6.36.121.34.718.64.1
less than 10 years ago18.89.833.35.530.84.9
11-20 years ago12.58.310.73.611.03.3
21-30 years ago31.311.610.63.614.33.7
31-40 years ago6.36.12.71.93.31.9
41-50 years ago..4.02.33.31.9
over 50 years ago25.010.917.34.418.74.1
total100.0.100.0.100.0.
VDn/a25.021.712.91.413.01.4
less than 10 years ago..43.02.142.72.1
11-20 years ago..18.61.718.51.7
21-30 years ago..11.31.411.21.3
31-40 years ago..4.20.94.20.9
41-50 years ago50.025.02.60.72.90.7
over 50 years ago25.021.77.41.17.51.1
total100.0.100.0.100.0.
VSn/a5.03.413.81.413.31.4
less than 10 years ago22.66.618.21.618.51.6
11-20 years ago14.95.613.31.413.41.4
21-30 years ago15.15.712.41.412.61.3
31-40 years ago12.55.211.41.311.41.3
41-50 years ago2.52.58.91.28.51.1
over 50 years ago27.47.022.01.722.31.7
total100.0.100.0.100.0.
ZGn/a..14.36.014.36.0
less than 10 years ago..60.08.260.08.2
11-20 years ago..17.16.417.16.4
21-30 years ago..5.74.05.74.0
31-40 years ago......
41-50 years ago......
over 50 years ago..2.92.92.92.9
total..100.0.100.0.
ZHn/a..12.52.012.52.0
less than 10 years ago..65.82.865.82.8
11-20 years ago..15.32.115.32.1
21-30 years ago..4.31.24.31.2
31-40 years ago..1.40.71.40.7
41-50 years ago......
over 50 years ago..0.70.50.70.5
total..100.0.100.0.
Switzerlandn/a9.42.112.30.412.20.4
less than 10 years ago21.62.938.30.637.70.6
11-20 years ago15.72.519.60.519.40.5
21-30 years ago10.82.28.50.48.60.3
31-40 years ago10.22.15.30.35.40.3
41-50 years ago7.41.84.20.34.30.2
over 50 years ago24.93.012.00.412.40.4
total100.0.100.0.100.0.

calculated by unit of reference: canton

© WSL, Swiss National Forest Inventory, 04.11.2014 #157299/143678
search result: 1 entry on 1 page

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