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NFI4b

forest area: forest type (3 classes) · time of last treatment (classes of 10 years) · protection forest region
unit: %
unit of evaluation: forest
grid:
state 2009/13
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern AlpsSwitzerland
forest type (3 classes)time of last treatment (classes of 10 years) %± %± %± %± %± %± %±
accessible forest without shrub forestless than 10 years ago64.81.437.41.932.02.119.32.019.41.88.21.237.60.7
11-20 years ago18.61.120.61.618.81.812.61.716.21.65.91.016.30.6
21-30 years ago6.80.711.11.310.01.48.31.414.51.67.61.29.20.5
31-40 years ago3.60.56.41.06.61.26.41.39.51.36.81.16.00.4
41-50 years ago2.20.45.60.94.30.98.91.55.41.05.31.04.60.3
over 50 years ago3.10.512.21.313.81.633.72.420.61.849.12.117.80.6
total99.20.393.41.085.51.589.21.685.61.283.11.591.50.4
inaccessible forest without shrub forestless than 10 years ago0.10.10.30.20.20.20.30.3..0.20.20.20.1
11-20 years ago0.20.10.50.3........0.10.1
21-30 years ago..0.20.20.40.30.30.3..0.40.30.20.1
31-40 years ago........0.40.3..0.10.0
41-50 years ago0.10.1..0.20.2....0.40.30.10.1
over 50 years ago0.40.22.40.64.10.93.81.01.80.67.11.12.70.3
total0.70.23.40.75.01.04.41.12.20.78.11.23.30.3
shrub forestless than 10 years ago0.10.10.20.2....0.60.30.20.20.20.1
11-20 years ago....1.10.50.50.40.60.30.40.30.30.1
21-30 years ago..0.30.21.70.60.60.40.80.40.50.30.50.1
31-40 years ago....1.10.51.60.71.30.52.50.60.80.1
41-50 years ago..0.60.30.70.41.10.52.00.61.50.50.80.1
over 50 years ago..2.10.65.00.92.70.86.91.03.80.82.70.2
total0.10.13.20.79.41.16.51.312.21.18.90.95.20.3
totalless than 10 years ago65.01.437.81.932.22.219.52.120.01.88.61.237.90.7
11-20 years ago18.81.121.11.619.91.913.11.716.81.76.31.116.70.6
21-30 years ago6.80.711.61.312.11.69.11.515.31.68.51.29.90.5
31-40 years ago3.60.56.41.07.71.38.11.411.21.49.31.26.80.4
41-50 years ago2.30.46.31.05.21.010.01.67.41.17.21.15.50.4
over 50 years ago3.50.516.81.522.92.040.22.529.32.060.12.123.20.6
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 #143980/130353
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