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NFI4b

forest area: avalanches SilvaProtect, modelled and assigned · degree of cover of regeneration (7 classes) · protection forest region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
grid:
state 2009/13
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern AlpsSwitzerland
avalanches SilvaProtect, modelled and assigneddegree of cover of regeneration (7 classes)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
inside perimeter< 1%..1.1582.8351.4502.5380.41008.021
1-4%..3.6311.0587.5212.1415.02619.313
5-9%1.8454.7271.4504.1291.8451.84515.515
10-25%1.1586.5235.2257.9205.3253.23329.111
26-50%0.41002.5381.7453.1332.1412.14111.917
51-75%0.41001.1580.771..1.450..3.532
76-100%1.1580.7710.7710.31000.4100..3.233
total4.72820.21313.41524.41115.51412.41690.56
outside perimeter< 1%12.2174.3296.9224.1288.8197.82144.19
1-4%29.71120.91316.51412.41624.61122.312126.45
5-9%41.1926.01115.61415.81418.61327.610144.75
10-25%96.2561.7729.31021.31231.9929.410269.93
26-50%88.0630.31020.91211.71613.31614.115178.34
51-75%74.0617.7147.7213.4314.2294.229111.35
76-100%76.269.4196.2230.7712.1411.45096.06
total417.41170.22103.2369.35103.63106.94970.61
total< 1%12.2175.4269.7185.52511.2178.12052.18
1-4%29.71124.51117.61319.91226.71027.311145.75
5-9%42.9930.71016.91419.91220.41229.410160.24
10-25%97.3568.2634.5929.21037.2932.69298.93
26-50%88.3632.81022.61214.71415.51416.314190.24
51-75%74.4618.8138.4203.4315.6254.229114.85
76-100%77.2610.1186.9221.0582.5381.45099.26
total422.11190.42116.7393.73119.03119.331061.21

calculated by unit of reference: protection forest region

© WSL, Swiss National Forest Inventory, 03.11.2014 #163459/149839
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