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NFI4
forest area
protection forest perimeter SilvaProtect · stand density index (SDI)
unit of reference: economic region
unit: 1000 ha
unit of evaluation: accessible forest without shrub forest NFI3/NFI4
grid: 1.4 x 1.4 km grid
state2009/17
protection forest perimeter SilvaProtect
outside of perimeterinside perimetertotal
economic regionstand density index (SDI)1000 ha± %1000 ha± %1000 ha± %
Western Jurato 400 (open to scattered)34.566.71741.26
401-800 (normal to loose)59.8417.21077.04
801-1200 (dense)21.096.81727.87
over 1200 (very dense)3.4241.1414.521
total118.6231.87150.51
Eastern Jurato 400 (open to scattered)11.6110.85012.410
401-800 (normal to loose)23.274.22127.36
801-1200 (dense)5.0200.4705.419
over 1200 (very dense)1.4380.0.1.438
total41.235.41946.62
Western Plateauto 400 (open to scattered)15.781.93317.68
401-800 (normal to loose)17.691.93319.58
801-1200 (dense)10.1120.47110.512
over 1200 (very dense)0.6580.8491.437
total44.135.01949.12
Central Plateauto 400 (open to scattered)21.073.32424.36
401-800 (normal to loose)30.364.02134.35
801-1200 (dense)7.1151.7338.814
over 1200 (very dense)1.3370.4711.733
total59.739.41369.11
Eastern Plateauto 400 (open to scattered)36.351.93238.35
401-800 (normal to loose)48.853.12551.94
801-1200 (dense)13.9111.04514.911
over 1200 (very dense)2.6270.0.2.627
total101.616.018107.61
Western Pre-Alpsto 400 (open to scattered)7.4166.91614.39
401-800 (normal to loose)3.9229.51313.510
801-1200 (dense)4.3196.81511.111
over 1200 (very dense)1.9312.5264.419
total17.6925.8643.33
Central Pre-Alpsto 400 (open to scattered)17.0911.41228.47
401-800 (normal to loose)18.71022.2840.95
801-1200 (dense)10.81311.91222.78
over 1200 (very dense)4.7212.6297.416
total51.2548.2599.42
Eastern Pre-Alpsto 400 (open to scattered)10.2147.51617.79
401-800 (normal to loose)12.81215.01027.97
801-1200 (dense)10.01310.71220.78
over 1200 (very dense)3.1253.0246.117
total36.1636.2572.32
Northwestern Alpsto 400 (open to scattered)10.21310.11320.38
401-800 (normal to loose)7.61614.81022.48
801-1200 (dense)4.0228.21412.211
over 1200 (very dense)1.8332.1304.022
total23.7835.2558.93
Central Alpsto 400 (open to scattered)4.4212.0316.417
401-800 (normal to loose)4.3206.71511.011
801-1200 (dense)2.7253.2225.915
over 1200 (very dense)0.8491.3372.129
total12.11113.3925.44
Northeastern Alpsto 400 (open to scattered)3.9217.31511.311
401-800 (normal to loose)2.9267.31510.212
801-1200 (dense)2.2303.4225.617
over 1200 (very dense)0.4732.3292.726
total9.51320.3729.85
Southwestern Alpsto 400 (open to scattered)21.4926.0847.35
401-800 (normal to loose)9.71433.5643.25
801-1200 (dense)2.52815.91018.49
over 1200 (very dense)0.8504.2204.919
total34.3779.53113.82
Southeastern Alpsto 400 (open to scattered)28.4823.5851.95
401-800 (normal to loose)21.9937.2659.15
801-1200 (dense)11.21315.41126.68
over 1200 (very dense)2.0313.2255.219
total63.5579.34142.82
Southern Alpsto 400 (open to scattered)17.21040.1657.25
401-800 (normal to loose)10.91351.5562.44
801-1200 (dense)3.22522.1925.28
over 1200 (very dense)0.8504.3215.119
total32.07117.92150.02
Switzerlandto 400 (open to scattered)239.22149.43388.62
401-800 (normal to loose)272.42228.23500.52
801-1200 (dense)107.94108.14216.03
over 1200 (very dense)25.7927.8853.56
total645.21513.411158.51
© WSL, Swiss National Forest Inventory, 25.09.2020 #900483/364851
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