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NFI4b

forest area: avalanches SilvaProtect, modelled and assigned · degree of cover of regeneration (7 classes) · production region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
grid:
state 2009/13
production region
JuraPlateauPre-AlpsAlpsSouthern AlpsSwitzerland
avalanches SilvaProtect, modelled and assigneddegree of cover of regeneration (7 classes)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
inside perimeter< 1%....1.4506.2230.41008.021
1-4%....2.24112.1175.02619.213
5-9%1.845..2.5389.3191.84515.515
10-25%1.158..3.63121.1123.23329.011
26-50%0.4100..1.8457.6212.14111.917
51-75%0.4100..0.41002.835..3.532
76-100%1.158..0.7711.450..3.233
total4.727..12.61660.5712.41690.36
outside perimeter< 1%4.7287.4228.32015.9147.82144.19
1-4%15.31514.41525.61148.8822.312126.45
5-9%21.91219.31325.91149.8827.610144.65
10-25%45.6850.6765.6678.6629.410269.93
26-50%39.4948.5836.4939.9914.115178.34
51-75%31.81042.2818.71314.2154.229111.15
76-100%32.11043.9811.5176.9221.45096.06
total190.92226.31192.12254.22106.94970.41
total< 1%4.7287.4229.71922.1128.12052.18
1-4%15.31514.41527.81160.9727.311145.65
5-9%23.71219.31328.51159.2729.410160.14
10-25%46.7850.6769.2699.7532.69298.93
26-50%39.8948.5838.2947.5816.314190.24
51-75%32.11042.2819.11317.0144.229114.65
76-100%33.21043.9812.3178.3201.45099.26
total195.71226.31204.72314.62119.331060.61

calculated by unit of reference: production region

© WSL, Swiss National Forest Inventory, 03.11.2014 #163457/149837
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