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NFI4
number of forest plots
type of soil disturbance · slope (20% classes)
unit of reference: production region
unit: %
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: 1.4 x 1.4 km grid
state2009/17
production region
JuraPlateauPre-AlpsAlpsSouthern Alps Switzerland
type of soil disturbanceslope (20% classes) %± %± %± %± %± %±
slight damageto 20%3.00.66.40.71.10.30.10.10.0.2.10.2
21-40 %2.20.70.90.31.90.70.20.20.50.41.10.2
over 100%0.0.0.0.0.0.0.0.0.0.0.0.
total5.20.77.30.82.90.50.40.20.50.33.20.2
medium damageto 20%1.30.43.40.50.10.10.0.0.0.0.90.1
21-40 %0.40.30.80.30.40.20.20.10.0.0.40.1
over 100%0.0.0.0.0.0.0.0.0.0.0.0.
total1.70.44.20.60.50.20.20.10.0.1.30.2
severe damageto 20%1.20.31.40.40.0.0.0.0.0.0.50.1
21-40 %0.60.30.30.10.70.40.0.0.0.0.30.1
over 100%0.0.0.0.0.0.0.0.0.0.0.0.
total1.80.41.70.40.70.30.0.0.0.0.80.1
no vehicle tracks presentto 20%25.11.450.71.512.61.14.40.53.10.719.30.5
21-40 %65.84.236.22.881.24.890.84.086.46.572.52.0
over 100%0.40.20.0.2.10.44.20.59.91.22.90.2
total91.30.986.91.095.90.699.40.299.50.394.70.3
totalto 20%30.61.561.81.413.71.14.60.53.10.722.80.5
21-40 %69.04.338.22.884.24.891.24.086.96.574.32.0
over 100%0.40.20.0.2.10.44.20.59.91.22.90.2
total100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 28.01.2021 #795076/261408
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