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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 NFI1/NFI2/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)31.876.51738.36
401-800 (normal to loose)57.8517.01074.74
801-1200 (dense)21.096.81727.87
over 1200 (very dense)2.8271.1413.922
total113.3231.47144.81
Eastern Jurato 400 (open to scattered)11.6110.85012.410
401-800 (normal to loose)23.074.22127.16
801-1200 (dense)4.7200.4705.219
over 1200 (very dense)1.0440.0.1.044
total40.335.41945.72
Western Plateauto 400 (open to scattered)14.791.93316.68
401-800 (normal to loose)17.091.93318.98
801-1200 (dense)9.9130.47110.312
over 1200 (very dense)0.5700.8491.240
total42.035.01947.02
Central Plateauto 400 (open to scattered)20.873.32424.16
401-800 (normal to loose)30.364.02134.35
801-1200 (dense)7.1151.7338.814
over 1200 (very dense)1.3370.4711.733
total59.539.41369.01
Eastern Plateauto 400 (open to scattered)35.751.93237.65
401-800 (normal to loose)47.753.12550.84
801-1200 (dense)13.9111.04514.911
over 1200 (very dense)2.4290.0.2.429
total99.626.018105.61
Western Pre-Alpsto 400 (open to scattered)6.0186.41712.511
401-800 (normal to loose)3.7229.31313.010
801-1200 (dense)4.2206.41610.611
over 1200 (very dense)1.7332.5264.220
total15.61024.7740.33
Central Pre-Alpsto 400 (open to scattered)15.31010.61325.97
401-800 (normal to loose)18.31022.2840.56
801-1200 (dense)10.01411.91221.98
over 1200 (very dense)4.3222.4306.817
total47.9547.2595.12
Eastern Pre-Alpsto 400 (open to scattered)8.3157.01615.310
401-800 (normal to loose)12.41214.81027.27
801-1200 (dense)9.41410.31319.78
over 1200 (very dense)2.9252.6265.518
total32.9634.8667.73
Northwestern Alpsto 400 (open to scattered)6.6179.41316.010
401-800 (normal to loose)6.01814.21020.18
801-1200 (dense)3.4247.91511.412
over 1200 (very dense)1.6351.9313.623
total17.61033.5651.13
Central Alpsto 400 (open to scattered)2.4281.0443.423
401-800 (normal to loose)3.9215.9169.812
801-1200 (dense)2.5263.2225.715
over 1200 (very dense)0.8491.3372.129
total9.51211.51020.95
Northeastern Alpsto 400 (open to scattered)2.6266.8159.413
401-800 (normal to loose)2.5276.6169.113
801-1200 (dense)2.0313.4225.417
over 1200 (very dense)0.4732.3292.726
total7.61519.1726.65
Southwestern Alpsto 400 (open to scattered)13.01223.3836.36
401-800 (normal to loose)8.71531.5740.26
801-1200 (dense)2.13015.71017.89
over 1200 (very dense)0.8504.0214.719
total24.5874.5399.02
Southeastern Alpsto 400 (open to scattered)17.71018.21035.96
401-800 (normal to loose)20.1935.3655.45
801-1200 (dense)10.81314.71125.58
over 1200 (very dense)2.0312.6274.620
total50.6570.74121.32
Southern Alpsto 400 (open to scattered)7.41629.1836.67
401-800 (normal to loose)9.31448.2557.55
801-1200 (dense)3.02621.3924.38
over 1200 (very dense)0.4714.3214.720
total20.19103.03123.12
Switzerlandto 400 (open to scattered)193.93126.44320.32
401-800 (normal to loose)260.62218.23478.72
801-1200 (dense)103.84105.34209.23
over 1200 (very dense)22.9926.3849.26
total581.21476.111057.41
© WSL, Swiss National Forest Inventory, 25.09.2020 #900479/364847
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