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NFI3
number of forest plots
slope (20% classes) · traces of rockfall
unit of reference: production region
unit: %
unit of evaluation: accessible forest without shrub forest
grid: terrestrial grid NFI3
state2004/06
production region
JuraPlateauPre-AlpsAlpsSouthern Alps Switzerland
slope (20% classes)traces of rockfall %± %± %± %± %± %±
to 20%present0.30.20.50.20.0.0.00.00.0.0.20.1
not present30.71.461.91.313.31.04.30.43.40.621.50.4
total31.01.462.41.313.31.04.40.43.40.621.70.4
21-40 %present8.91.71.30.610.01.718.11.615.82.311.50.8
not present59.53.536.32.574.64.172.93.270.15.163.51.7
total68.54.037.62.684.64.491.03.585.95.575.01.8
over 100%present0.40.20.0.1.90.43.20.46.30.82.30.2
not present0.10.10.0.0.20.11.40.34.40.71.10.1
total0.50.20.0.2.10.44.60.510.71.13.40.2
totalpresent9.70.91.80.411.90.921.40.922.21.414.00.4
not present90.30.998.20.488.10.978.60.977.81.486.00.4
total100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 25.09.2020 #903346/367731
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