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NFI4b

forest area: rockfall SilvaProtect, modelled and assigned · stand stability · production region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI3/NFI4 combined
grid:
state 2009/13
production region
JuraPlateauPre-AlpsAlpsSouthern AlpsSwitzerland
rockfall SilvaProtect, modelled and assignedstand stability1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
inside perimetercritical......2.4381.1583.532
less stable1.8450.41001.15810.4186.72220.413
stable1.550..1.84510.0183.63116.914
total3.3330.41002.93522.81211.41740.79
outside perimetercritical4.4295.62514.81530.9108.42064.07
less stable61.7786.1597.75147.0465.16457.62
stable131.43137.13100.55166.0460.96595.92
total197.51228.81213.02343.92134.431117.61
totalcritical4.4295.62514.81533.3109.51967.57
less stable63.5686.4598.75157.4471.85477.92
stable132.93137.13102.35176.1364.46612.82
total200.81229.11215.92366.71145.721158.21

calculated by unit of reference: production region

© WSL, Swiss National Forest Inventory, 03.11.2014 #164994/151376
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