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NFI4b

forest area: time of last treatment (classes of 10 years) · lower/higher altitudinal zones · protection forest region
unit: %
unit of evaluation: accessible forest excluding shrub forest
grid:
state 2009/13
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern AlpsSwitzerland
time of last treatment (classes of 10 years)lower/higher altitudinal zones %± %± %± %± %± %± %±
less than 10 years agolowlands57.21.412.91.417.51.95.11.25.41.15.81.126.90.7
high altitude areas8.20.827.11.819.92.016.52.017.31.84.21.014.20.6
total65.41.440.02.037.42.421.62.322.72.09.91.441.10.8
11-20 years agolowlands14.51.06.71.08.31.42.10.82.10.73.20.88.30.5
high altitude areas4.30.615.31.513.71.712.01.816.81.83.90.99.50.5
total18.81.122.11.722.02.114.11.918.91.97.11.217.80.7
21-30 years agolowlands4.80.63.10.74.01.01.20.62.40.73.20.93.60.3
high altitude areas2.10.48.81.27.71.48.11.514.61.75.91.16.50.4
total6.80.711.91.311.71.69.31.617.01.89.21.410.10.5
31-40 years agolowlands2.10.41.70.53.00.90.30.32.80.83.50.92.20.3
high altitude areas1.50.35.20.94.71.16.91.48.21.34.81.04.30.3
total3.60.56.91.17.71.47.21.411.11.58.21.36.50.4
41-50 years agolowlands1.70.40.70.30.50.42.70.91.20.53.70.91.70.2
high altitude areas0.50.25.30.94.61.17.21.45.11.12.70.83.30.3
total2.20.46.01.05.11.110.01.66.31.26.41.25.00.4
over 50 years agolowlands2.70.52.20.63.00.97.81.52.40.721.92.05.60.4
high altitude areas0.40.210.91.313.11.730.02.521.72.037.32.313.90.6
total3.10.513.11.416.11.937.82.724.02.159.22.419.50.6
totallowlands83.11.127.41.936.42.419.22.216.31.841.22.448.20.7
high altitude areas16.91.172.61.963.62.480.82.283.71.858.82.451.80.7
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, 07.11.2014 #144316/130689
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