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NFI4b

forest area: rockfall SilvaProtect, modelled and assigned · degree of mixture · 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
rockfall SilvaProtect, modelled and assigneddegree of mixture1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
inside perimetern/a0.4100....0.4100....0.771
pure conifer forest0.7711.1583.1335.1251.8452.53814.315
mixed conifer forest0.7711.4501.0580.7710.41000.7714.927
mixed broadleaf forest0.41001.1580.7710.3100..0.41002.835
pure broadleaf forest1.4502.5382.8351.744..6.72215.215
total3.6326.1247.6218.2202.14110.31837.99
outside perimetern/a2.9354.3292.4382.1413.9301.45017.014
pure conifer forest100.9594.5542.4861.8692.7436.59428.82
mixed conifer forest105.9541.5829.0105.5257.0227.022195.84
mixed broadleaf forest80.5620.61314.1155.5255.3257.821133.85
pure broadleaf forest128.4523.41221.11210.6178.12056.27247.93
total418.51184.32109.1385.44116.93109.041023.21
totaln/a3.2334.3292.4382.4383.9301.45017.714
pure conifer forest101.6595.6545.5766.9594.5439.08443.12
mixed conifer forest106.6542.9830.0106.2237.3217.721200.84
mixed broadleaf forest80.9621.61214.8145.8245.3258.220136.65
pure broadleaf forest129.8426.01123.81112.3168.12063.06263.03
total422.11190.42116.7393.73119.03119.331061.21

calculated by unit of reference: protection forest region

© WSL, Swiss National Forest Inventory, 03.11.2014 #163436/149816
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