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NFI4b

forest area: stand stability · slope (20% classes) · protection forest region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest
grid:
state 2009/13
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern AlpsSwitzerland
stand stabilityslope (20% classes)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
criticalto 20%3.2331.450....0.7710.41005.725
21-40 %6.816711.91448.518214.41579.81819.718161.065
over 100%..1.4501.0581.4500.7710.41004.927
total10.01914.8159.51915.81411.21710.41871.77
less stableto 20%71.278.7204.9261.0582.5380.77188.96
21-40 %79.17786.95354.06443.67349.66865.161378.324
over 100%0.7715.8253.8302.4373.5318.52024.712
total151.04101.3562.6647.0755.6774.35491.82
stableto 20%134.2411.2187.3212.1415.6252.538162.84
21-40 %138.89180.86256.07047.57575.46661.460459.925
over 100%..1.1581.1582.1411.1585.22610.418
total273.0293.1564.3651.6782.1569.16633.12
totalto 20%208.6321.31212.1163.1338.8203.631257.43
21-40 %224.754179.636118.442105.546134.841136.239899.216
over 100%0.7718.3215.9245.8245.32514.01540.09
total434.01209.22136.52114.43148.92153.821196.71

calculated by unit of reference: protection forest region

© WSL, Swiss National Forest Inventory, 10.11.2014 #137274/123648
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