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NFI4b

forest area: time of last treatment (classes of 10 years) · site quality · protection forest region
unit: %
unit of evaluation: accessible forest excluding shrub forest NFI3/NFI4 combined
grid:
state 2009/13
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern AlpsSwitzerland
time of last treatment (classes of 10 years)site quality %± %± %± %± %± %± %±
less than 10 years agolow3.40.55.51.03.20.92.20.82.50.80.20.23.10.3
moderate3.70.511.21.37.01.318.62.216.51.92.90.88.20.5
good19.11.119.31.720.82.10.90.53.81.06.81.214.20.6
very good39.31.44.60.96.41.30.60.4....16.20.6
total65.51.440.52.137.32.522.32.322.82.110.01.541.70.8
11-20 years agolow1.70.43.50.82.70.80.60.43.00.9..2.00.2
moderate1.70.45.00.95.71.212.61.912.81.72.90.85.20.4
good7.20.710.31.311.71.70.90.54.21.04.41.07.00.4
very good8.20.83.20.72.10.70.30.3....3.90.3
total18.71.121.91.722.22.214.52.020.02.07.31.318.00.7
21-30 years agolow0.40.22.50.72.30.81.90.83.91.00.70.41.60.2
moderate0.70.25.00.91.60.66.61.49.71.55.11.13.80.3
good2.40.43.70.86.01.20.30.32.20.73.20.92.90.3
very good3.20.50.70.41.60.6....0.20.21.50.2
total6.70.711.91.411.41.78.81.615.91.89.21.49.80.5
31-40 years agolow0.60.21.40.50.80.52.20.82.50.81.00.51.20.2
moderate0.80.32.80.71.70.73.81.17.51.34.11.02.80.3
good1.30.32.10.64.31.00.60.41.70.72.90.82.00.2
very good0.90.30.50.31.30.6......0.60.1
total3.70.56.91.18.11.46.61.411.71.68.01.36.50.4
41-50 years agolow0.40.21.40.51.30.62.80.91.50.6..1.00.2
moderate0.10.13.20.70.50.45.71.34.01.03.40.92.10.2
good0.80.31.10.42.90.90.60.41.00.53.20.91.40.2
very good0.90.30.50.30.30.30.30.3....0.50.1
total2.30.46.21.05.11.19.51.66.41.26.51.25.00.4
over 50 years agolow1.20.34.20.86.01.28.51.610.91.65.41.14.70.4
moderate0.20.15.51.04.51.129.22.610.01.528.62.29.10.5
good1.00.32.50.74.81.10.30.32.20.724.62.14.70.4
very good0.70.20.40.30.50.40.30.3..0.50.30.50.1
total3.10.512.61.415.91.938.32.723.22.159.02.419.00.6
totallow7.70.818.61.616.21.918.22.224.32.17.31.313.50.6
moderate7.20.732.62.021.12.176.42.460.42.447.02.531.20.7
good31.91.338.92.150.42.63.81.115.21.845.02.532.20.8
very good53.11.49.91.312.21.71.60.7..0.70.423.00.6
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, 08.11.2014 #143540/129913
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