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NFI2

forest area: protection forest perimeter SilvaProtect · time of last treatment (classes of 10 years) · economic region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
grid:
state 1993/95
protection forest perimeter SilvaProtect
inside perimeteroutside of perimetertotal
economic regiontime of last treatment (classes of 10 years)1000 ha± %1000 ha± %1000 ha± %
Western Juran/a......
less than 10 years ago14.61563.5678.15
11-20 years ago7.82134.6942.58
21-30 years ago2.14111.51713.616
31-40 years ago3.2334.3297.521
41-50 years ago1.4500.7712.141
over 50 years ago2.5382.5385.026
total31.810117.13148.92
Eastern Juran/a......
less than 10 years ago2.04426.9828.98
11-20 years ago1.6499.91811.516
21-30 years ago1.6491.5503.135
31-40 years ago0.41002.4402.837
41-50 years ago..0.8700.870
over 50 years ago......
total5.52541.5447.03
Western Plateaun/a......
less than 10 years ago3.63322.51126.19
11-20 years ago..11.11711.117
21-30 years ago0.8703.3344.130
31-40 years ago..2.5402.540
41-50 years ago..1.6491.649
over 50 years ago0.41001.2571.649
total4.92842.3547.24
Central Plateaun/a......
less than 10 years ago4.02744.1548.15
11-20 years ago1.94014.61316.512
21-30 years ago0.31001.5441.940
31-40 years ago..0.6710.671
41-50 years ago0.31000.31000.671
over 50 years ago0.31000.7711.058
total6.82061.9368.72
Eastern Plateaun/a......
less than 10 years ago4.62776.5481.14
11-20 years ago0.410020.41220.712
21-30 years ago0.41005.7246.124
31-40 years ago0.41000.7711.158
41-50 years ago......
over 50 years ago0.41000.7711.158
total6.124104.02110.12
Western Pre-Alpsn/a......
less than 10 years ago7.0226.32313.314
11-20 years ago6.3235.22611.516
21-30 years ago6.7221.1577.820
31-40 years ago1.1570.7701.944
41-50 years ago1.1570.7701.944
over 50 years ago2.9351.9444.827
total25.2915.91341.14
Central Pre-Alpsn/a......
less than 10 years ago25.11121.21246.37
11-20 years ago10.41817.61328.010
21-30 years ago4.3284.7279.019
31-40 years ago2.2400.7712.935
41-50 years ago1.1581.1582.240
over 50 years ago3.2333.2336.523
total46.3748.4794.72
Eastern Pre-Alpsn/a......
less than 10 years ago15.41415.01430.49
11-20 years ago12.9157.12120.012
21-30 years ago4.3282.1406.423
31-40 years ago2.9351.4504.328
41-50 years ago1.8442.1403.929
over 50 years ago2.1401.8443.929
total39.3729.6968.93
Northwestern Alpsn/a......
less than 10 years ago14.3146.82221.111
11-20 years ago8.9193.23312.116
21-30 years ago5.0261.8446.822
31-40 years ago2.5371.4503.929
41-50 years ago2.1401.4503.631
over 50 years ago3.9303.2337.221
total36.8717.91354.74
Central Alpsn/a......
less than 10 years ago5.2243.8299.018
11-20 years ago2.4371.0573.430
21-30 years ago1.7441.1582.834
31-40 years ago1.0570.31001.449
41-50 years ago..0.31000.3100
over 50 years ago2.4372.7345.224
total12.7139.31722.18
Northeastern Alpsn/a......
less than 10 years ago8.6182.14010.716
11-20 years ago4.3282.9347.221
21-30 years ago2.9340.41003.232
31-40 years ago1.8440.41002.140
41-50 years ago1.4490.41001.844
over 50 years ago1.8441.8443.630
total20.8107.91928.76
Southwestern Alpsn/a0.3100..0.3100
less than 10 years ago14.1156.52220.612
11-20 years ago9.3192.14111.317
21-30 years ago9.6182.83512.416
31-40 years ago12.0162.14114.115
41-50 years ago9.6180.77110.318
over 50 years ago17.8136.92224.711
total72.7521.01293.73
Southeastern Alpsn/a......
less than 10 years ago21.81216.81438.68
11-20 years ago16.21411.91728.110
21-30 years ago10.2184.22814.415
31-40 years ago5.6253.9309.519
41-50 years ago4.6271.4506.024
over 50 years ago9.91812.61622.512
total68.2550.97119.03
Southern Alpsn/a......
less than 10 years ago10.3182.53812.816
11-20 years ago11.4171.15812.416
21-30 years ago8.5202.14110.618
31-40 years ago10.3182.14112.416
41-50 years ago14.5152.83517.414
over 50 years ago46.387.42153.77
total101.3418.013119.33
Switzerlandn/a0.3100..0.3100
less than 10 years ago150.65314.53465.12
11-20 years ago93.66142.75236.33
21-30 years ago58.4843.89102.16
31-40 years ago43.3923.61266.97
41-50 years ago38.0914.51652.58
over 50 years ago94.1646.69140.75
total478.22585.721063.91

calculated by unit of reference: economic region

© WSL, Swiss National Forest Inventory, 04.11.2014 #156941/143320
search result: 1 entry on 1 page

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