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NFI4b

forest area: rockfall SilvaProtect, modelled and assigned · degree of mixture · economic region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
grid:
state 2009/13
rockfall SilvaProtect, modelled and assigned
inside perimeteroutside perimetertotal
economic regiondegree of mixture1000 ha± %1000 ha± %1000 ha± %
Western Juran/a..1.1581.158
pure conifer forest0.410041.4841.88
mixed conifer forest0.77141.8842.58
mixed broadleaf forest0.410031.41031.810
pure broadleaf forest1.45030.31031.710
total2.935146.02148.92
Eastern Juran/a......
pure conifer forest0.41004.7285.126
mixed conifer forest..8.3208.320
mixed broadleaf forest..10.31810.318
pure broadleaf forest..23.31023.310
total0.410046.6347.03
Western Plateaun/a..1.6491.649
pure conifer forest..10.71810.718
mixed conifer forest..10.71810.718
mixed broadleaf forest..7.4227.422
pure broadleaf forest..16.81316.813
total..47.2447.24
Central Plateaun/a0.3100..0.3100
pure conifer forest..22.11022.110
mixed conifer forest..15.51315.513
mixed broadleaf forest..8.7188.718
pure broadleaf forest..22.11022.110
total0.310068.4268.72
Eastern Plateaun/a..0.41000.4100
pure conifer forest..20.41220.412
mixed conifer forest..29.31029.310
mixed broadleaf forest..23.21123.211
pure broadleaf forest..36.8836.88
total..110.12110.12
Western Pre-Alpsn/a..1.5491.549
pure conifer forest..21.81021.810
mixed conifer forest0.41006.3236.722
mixed broadleaf forest..5.6245.624
pure broadleaf forest..5.5255.525
total0.410040.7441.14
Central Pre-Alpsn/a..1.4501.450
pure conifer forest0.410047.0747.37
mixed conifer forest..24.41124.411
mixed broadleaf forest0.41008.6209.019
pure broadleaf forest0.77111.81612.516
total1.45093.2394.72
Eastern Pre-Alpsn/a..1.8441.844
pure conifer forest..25.01025.010
mixed conifer forest..19.31219.312
mixed broadleaf forest..10.71710.717
pure broadleaf forest1.15711.11712.116
total1.15767.9368.93
Northwestern Alpsn/a..1.4501.450
pure conifer forest0.77125.71026.49
mixed conifer forest1.15710.71711.816
mixed broadleaf forest0.7716.4237.221
pure broadleaf forest1.8446.1237.920
total4.32850.4554.74
Central Alpsn/a......
pure conifer forest2.73410.01612.713
mixed conifer forest0.31003.1323.430
mixed broadleaf forest..2.4372.437
pure broadleaf forest0.31003.2333.531
total3.43018.61022.18
Northeastern Alpsn/a..0.7710.771
pure conifer forest0.41008.6188.918
mixed conifer forest0.7707.2217.919
mixed broadleaf forest0.7701.4492.140
pure broadleaf forest1.4497.5208.918
total3.23225.4828.76
Southwestern Alpsn/a0.41002.1412.438
pure conifer forest5.12561.8666.95
mixed conifer forest0.7715.5256.223
mixed broadleaf forest0.31005.5255.824
pure broadleaf forest1.74410.61712.316
total8.22085.4493.73
Southeastern Alpsn/a..3.9303.930
pure conifer forest1.84592.7494.54
mixed conifer forest0.41007.0227.321
mixed broadleaf forest..5.3255.325
pure broadleaf forest..8.1208.120
total2.141116.93119.03
Southern Alpsn/a..1.4501.450
pure conifer forest2.53836.5939.08
mixed conifer forest0.7717.0227.721
mixed broadleaf forest0.41007.8218.220
pure broadleaf forest6.72256.2763.06
total10.318109.04119.33
Switzerlandn/a0.77117.31417.914
pure conifer forest14.315428.42442.72
mixed conifer forest5.027196.04201.04
mixed broadleaf forest2.835134.75137.65
pure broadleaf forest15.215249.53264.73
total38.091025.911063.91

calculated by unit of reference: economic region

© WSL, Swiss National Forest Inventory, 03.11.2014 #163438/149818
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