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NFI4b

forest area: avalanches SilvaProtect, modelled and assigned · stem count/ha (DBH >= 24cm, classified) · 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
avalanches SilvaProtect, modelled and assignedstem count/ha (DBH >= 24cm, classified)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
inside perimeter0-100 stems/ha....1.45014.5154.32920.213
101-200 stems/ha....4.03017.6144.32925.811
201-300 stems/ha2.638..2.24114.9152.83522.412
301-400 stems/ha1.550..2.5388.6201.15813.716
401-500 stems/ha0.771..1.8454.1291.1587.721
501- 600 stems/ha....0.41002.835..3.133
more than 600 stems/ha....0.7711.7450.41002.835
total4.727..13.01664.3713.81595.96
outside perimeter0-100 stems/ha45.3869.9640.79107.6551.27314.73
101-200 stems/ha56.6768.2656.2777.6631.210289.83
201-300 stems/ha51.8748.1845.8856.7722.912225.34
301-400 stems/ha24.11228.81027.01131.81015.614127.35
401-500 stems/ha10.6188.42016.91418.0147.42161.47
501- 600 stems/ha5.1262.8359.0206.3232.14125.312
more than 600 stems/ha2.6382.8357.2224.5281.45018.514
total196.01229.11202.92302.42131.931062.41
total0-100 stems/ha45.3869.9642.28122.1555.57335.03
101-200 stems/ha56.6768.2660.2795.2535.49315.63
201-300 stems/ha54.4748.1847.9871.6625.811247.83
301-400 stems/ha25.61128.81029.51040.4916.614141.05
401-500 stems/ha11.3178.42018.71322.2128.52069.27
501- 600 stems/ha5.1262.8359.4199.0192.14128.411
more than 600 stems/ha2.6382.8357.9216.2231.84521.313
total200.81229.11215.92366.71145.721158.21

calculated by unit of reference: production region

© WSL, Swiss National Forest Inventory, 07.11.2014 #164874/151256
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