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NFI3
forest area
horizontal distance sample plot-road (4 classes) · time of last treatment (classes of 10 years)
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
state2004/06
horizontal distance sample plot-road (4 classes)
up to 100 m101-500 m501-1000 mover 1000 mtotal
economic regiontime of last treatment (classes of 10 years)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
Western Juraless than 10 years ago49.2532.570.8500.210082.73
11-20 years ago14.31112.8120.8500.210028.28
21-30 years ago9.71411.4130.4710.0.21.59
31-40 years ago3.1254.6200.21000.0.7.915
41-50 years ago0.8501.9310.21000.0.2.826
over 50 years ago2.0324.8200.6580.0.7.416
total79.0468.043.1260.471150.51
Eastern Juraless than 10 years ago24.975.3190.0.0.0.30.25
11-20 years ago6.9161.4370.0.0.0.8.315
21-30 years ago3.1251.2410.21000.0.4.520
31-40 years ago1.5370.0.0.0.0.0.1.537
41-50 years ago0.6580.9500.21000.0.1.735
over 50 years ago0.4700.0.0.0.0.0.0.470
total37.348.8140.4710.0.46.62
Western Plateauless than 10 years ago22.3711.1120.6580.210034.25
11-20 years ago2.7273.7230.21000.0.6.617
21-30 years ago1.4371.6350.6580.0.3.522
31-40 years ago0.4710.9500.21000.0.1.537
41-50 years ago0.8500.4710.21000.0.1.538
over 50 years ago0.4711.1440.21000.0.1.735
total28.0618.792.0310.210049.12
Central Plateauless than 10 years ago39.3511.2120.21000.0.50.73
11-20 years ago7.8153.4230.21000.0.11.412
21-30 years ago3.5231.2410.0.0.0.4.720
31-40 years ago0.4710.4710.0.0.0.0.850
41-50 years ago0.0.0.0.0.21000.0.0.2100
over 50 years ago0.4710.9450.0.0.0.1.338
total51.4317.190.6570.0.69.11
Eastern Plateauless than 10 years ago72.1310.9130.6580.0.83.63
11-20 years ago12.2122.2300.0.0.0.14.411
21-30 years ago4.4211.6350.0.0.0.6.118
31-40 years ago0.8501.0450.21000.0.2.031
41-50 years ago0.4710.6580.0.0.0.0.945
over 50 years ago0.21000.4710.0.0.0.0.658
total90.1216.6100.8500.0.107.61
Western Pre-Alpsless than 10 years ago9.2149.1141.6380.0.19.98
11-20 years ago1.8334.4200.8510.6707.515
21-30 years ago2.0342.5280.6570.0.5.120
31-40 years ago1.9321.8310.4710.0.4.020
41-50 years ago0.21001.2370.5570.21002.128
over 50 years ago0.7592.2301.5370.31004.720
total15.8921.285.4191.05043.33
Central Pre-Alpsless than 10 years ago22.2929.672.7260.47154.94
11-20 years ago4.8219.6141.3380.210015.911
21-30 years ago3.1265.6191.5350.210010.513
31-40 years ago1.2413.3251.4380.21006.118
41-50 years ago0.21001.2410.5700.4712.330
over 50 years ago0.4713.9225.0190.4719.714
total31.9753.3512.4121.83399.42
Eastern Pre-Alpsless than 10 years ago15.31016.9103.1250.47035.76
11-20 years ago4.8207.7161.3380.210014.011
21-30 years ago2.5294.7201.4380.6589.114
31-40 years ago1.1401.1411.8330.21004.321
41-50 years ago0.21001.6350.6580.0.2.429
over 50 years ago0.21003.9232.1300.6586.817
total24.1835.9610.3132.03272.32
Northwestern Alpsless than 10 years ago6.4178.4151.0440.65816.410
11-20 years ago3.7236.2172.9260.47013.211
21-30 years ago1.4384.0221.3410.21006.916
31-40 years ago0.8503.7231.7350.0.6.217
41-50 years ago0.4702.9261.3400.21004.820
over 50 years ago0.6585.9183.5241.43711.513
total13.41131.0611.6122.92658.93
Central Alpsless than 10 years ago2.8254.7191.7330.6579.812
11-20 years ago1.0432.1290.8500.6574.520
21-30 years ago0.4710.4710.4710.21001.438
31-40 years ago0.21001.4370.6570.7502.925
41-50 years ago0.0.0.9440.4710.4701.732
over 50 years ago0.4713.0250.6581.2405.119
total4.81812.5104.4193.72225.44
Northeastern Alpsless than 10 years ago4.3214.0211.4370.75810.312
11-20 years ago1.7332.5280.9440.4705.418
21-30 years ago0.7492.3280.5700.6594.121
31-40 years ago0.0.1.0450.3701.0452.329
41-50 years ago0.31000.7500.6580.4722.031
over 50 years ago0.7502.1282.1300.6595.617
total7.71512.5105.9173.72329.85
Southwestern Alpsless than 10 years ago11.31310.7132.0320.47124.48
11-20 years ago6.1175.4192.2300.210013.911
21-30 years ago4.7205.9181.8330.65813.112
31-40 years ago1.8336.2170.6580.8509.414
41-50 years ago1.9326.3173.7230.85012.812
over 50 years ago4.82020.1911.0134.42140.36
total30.6754.6521.497.316113.82
Southeastern Alpsless than 10 years ago12.21219.4106.6173.42441.56
11-20 years ago8.81512.0136.5172.82730.07
21-30 years ago1.8339.7145.3193.62320.49
31-40 years ago1.2414.8202.7272.13010.813
41-50 years ago1.0452.5280.9451.6356.018
over 50 years ago2.42911.3139.51410.81334.07
total27.3859.6531.6724.38142.82
Southern Alpsless than 10 years ago5.5196.9172.6281.63516.611
11-20 years ago3.2255.4192.2302.23012.912
21-30 years ago3.4245.2193.0264.52116.011
31-40 years ago1.4383.4242.4294.32111.513
41-50 years ago0.6585.1202.4293.92212.012
over 50 years ago5.31921.7918.11035.9781.04
total19.31047.7530.6752.45150.02
Switzerlandless than 10 years ago296.92180.6324.998.415510.81
11-20 years ago79.8578.7520.1107.616186.33
21-30 years ago42.0757.2617.11110.614126.94
31-40 years ago15.81133.5812.5139.41471.25
41-50 years ago7.41626.2911.7137.81653.26
over 50 years ago18.91081.5554.2655.76210.23
total460.81457.82140.5399.541158.51
© WSL, Swiss National Forest Inventory, 21.06.2020 #816999/283330
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