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NFI4b

forest area: rockfall SilvaProtect, modelled and assigned · stem count/ha (DBH >= 36cm, classified) · protection forest region
unit: 1000 ha
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
rockfall SilvaProtect, modelled and assignedstem count/ha (DBH >= 36cm, classified)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
inside perimeter0-100 stems/ha2.1414.0303.1335.8241.4509.61926.011
101-200 stems/ha1.4501.4503.1332.1411.8451.84511.617
201-300 stems/ha..0.7711.450......2.141
301-400 stems/ha..0.41000.31000.3100....1.058
401-500 stems/ha..............
501- 600 stems/ha..............
more than 600 stems/ha..............
total3.6326.5237.9208.2203.23311.41740.89
outside perimeter0-100 stems/ha233.93107.1456.8765.9584.0599.04646.82
101-200 stems/ha152.0461.3737.3826.71041.1827.610346.13
201-300 stems/ha35.11020.91324.2116.92210.5187.122104.66
301-400 stems/ha4.6285.4263.1331.0581.8450.77116.714
401-500 stems/ha0.41002.5380.3100......3.233
501- 600 stems/ha..............
more than 600 stems/ha0.4100....0.3100....0.771
total426.41197.32121.73100.93137.52134.431118.11
total0-100 stems/ha236.13111.1459.9671.7585.55108.64672.82
101-200 stems/ha153.5462.7740.4828.81042.9829.410357.73
201-300 stems/ha35.11021.61225.5116.92210.5187.122106.75
301-400 stems/ha4.6285.8253.4311.4501.8450.77117.714
401-500 stems/ha0.41002.5380.3100......3.233
501- 600 stems/ha..............
more than 600 stems/ha0.4100....0.3100....0.771
total430.01203.82129.72109.13140.62145.721158.91

calculated by unit of reference: protection forest region

© WSL, Swiss National Forest Inventory, 07.11.2014 #164948/151330
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