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NFI2

forest area: rockfall SilvaProtect, modelled and assigned · stem count/ha (DBH >= 36cm, classified) · biogeographical region
unit: %
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
grid:
state 1993/95
biogeographical region
JuraPlateauNorthern AlpsWestern Central-AlpsEastern Central-AlpsSouthern AlpsSwitzerland
rockfall SilvaProtect, modelled and assignedstem count/ha (DBH >= 36cm, classified) %± %± %± %± %± %± %±
inside perimeter0-100 stems/ha66.615.750.035.434.27.770.99.350.020.489.75.661.14.7
101-200 stems/ha33.415.750.035.452.68.124.98.850.020.410.35.733.34.5
201-300 stems/ha....10.55.04.24.1....4.62.0
301-400 stems/ha....2.62.6......0.90.9
401-500 stems/ha..............
501- 600 stems/ha..............
more than 600 stems/ha..............
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
outside perimeter0-100 stems/ha57.92.248.01.953.71.769.53.158.93.076.52.457.20.9
101-200 stems/ha34.32.135.21.830.31.625.12.931.82.819.72.230.80.9
201-300 stems/ha6.61.114.81.313.31.24.51.47.51.62.90.910.10.6
301-400 stems/ha1.20.51.70.51.90.50.40.41.90.81.00.51.50.2
401-500 stems/ha..0.10.10.60.3......0.20.1
501- 600 stems/ha..0.10.10.10.10.40.4....0.10.1
more than 600 stems/ha....0.10.1......0.00.0
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
total0-100 stems/ha58.12.248.11.952.91.769.62.958.73.077.62.357.40.9
101-200 stems/ha34.32.135.21.831.21.625.12.832.22.818.92.130.90.8
201-300 stems/ha6.51.114.81.313.21.14.51.37.31.62.60.99.90.5
301-400 stems/ha1.10.51.70.51.90.50.40.41.80.80.90.51.50.2
401-500 stems/ha..0.10.10.60.3......0.20.1
501- 600 stems/ha..0.10.10.10.10.40.4....0.10.1
more than 600 stems/ha....0.10.1......0.00.0
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.

calculated by unit of reference: biogeographical region

© WSL, Swiss National Forest Inventory, 07.11.2014 #156418/142797
search result: 1 entry on 1 page

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