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NFI3

forest area: avalanches SilvaProtect, modelled and assigned · degree of cover (aerial photo, 5 classes) · production region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
grid:
state 2004/06
production region
JuraPlateauPre-AlpsAlpsSouthern AlpsSwitzerland
avalanches SilvaProtect, modelled and assigneddegree of cover (aerial photo, 5 classes)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
inside perimeter0-20%......0.7710.41001.158
21-40%....0.7713.133..3.830
41-60%0.4100..1.8459.3191.15812.617
61-80%0.771..1.84515.5154.62722.712
over 80%3.731..8.32131.8106.42350.18
total4.727..12.61660.5712.41690.36
outside perimeter0-20%1.1582.1412.5388.1210.77114.616
21-40%2.2413.9305.02615.6151.15827.811
41-60%9.1204.92618.41444.787.82184.96
61-80%19.31316.21433.91067.8723.311160.54
over 80%159.22199.22132.34117.9574.05682.51
total190.92226.31192.12254.22106.94970.41
total0-20%1.1582.1412.5388.8201.15815.715
21-40%2.2413.9305.82518.7131.15831.610
41-60%9.5194.92620.21354.188.92097.56
61-80%20.11316.21435.7983.4627.910183.24
over 80%162.82199.22140.63149.7480.45732.61
total195.71226.31204.72314.62119.331060.61

calculated by unit of reference: production region

© WSL, Swiss National Forest Inventory, 03.11.2014 #160119/146498
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