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NFI4b

forest area: avalanches SilvaProtect, modelled and assigned · degree of cover of assured regeneration · biogeographical region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest
grid:
state 2009/13
biogeographical region
JuraPlateauNorthern AlpsWestern Central-AlpsEastern Central-AlpsSouthern AlpsSwitzerland
avalanches SilvaProtect, modelled and assigneddegree of cover of assured regeneration1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
inside perimeterless than 1%....5.3261.7452.8351.45011.318
1-4%0.4100..5.7257.5212.1414.32920.013
5-9%1.845..8.2214.4272.5372.83519.713
10-25%1.158..13.1167.2214.2283.63129.211
26-50%0.4100..4.6282.1413.5312.24112.717
51-75%0.771..1.4500.31000.4100..2.835
76-100%0.4100..1.845....0.41002.538
total4.727..40.1923.31115.61414.61598.26
outside perimeterless than 1%8.72015.61524.2125.52413.81515.31583.06
1-4%20.91325.11153.0816.11426.91031.010173.04
5-9%28.11127.61148.6817.51317.31334.69173.74
10-25%49.7766.96107.5522.31133.4937.59317.43
26-50%36.4954.8753.5813.71510.91816.614186.04
51-75%26.31139.2922.7122.1414.5275.924100.76
76-100%21.21229.41010.4181.0580.7712.53865.27
total191.32258.61319.9278.24107.53143.431098.91
totalless than 1%8.72015.61529.5117.22116.61416.81494.36
1-4%21.31225.11158.7723.71129.01035.39193.04
5-9%29.91027.61156.8722.01119.81237.49193.44
10-25%50.8766.96120.7529.5937.7841.18346.63
26-50%36.7954.8758.1715.81414.41518.813198.74
51-75%27.01139.2924.1122.4374.9265.924103.56
76-100%21.61229.41012.1171.0580.7712.83567.77
total196.01258.61360.01101.53123.02158.021197.21

calculated by unit of reference: biogeographical region

© WSL, Swiss National Forest Inventory, 03.11.2014 #162067/148446
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