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NFI2
forest area
horizontal distance sample plot-road (4 classes) · time of last treatment (classes of 10 years)
unit of reference: production region
unit: %
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: 1.4 x 1.4 km grid
state1993/95
production region
JuraPlateauPre-AlpsAlpsSouthern Alps Switzerland
horizontal distance sample plot-road (4 classes)time of last treatment (classes of 10 years) %± %± %± %± %± %±
up to 100 mn/a0.0.0.0.0.0.0.60.40.0.0.10.1
less than 10 years ago61.12.174.71.552.72.846.02.627.64.961.21.0
11-20 years ago26.21.819.71.432.32.624.12.318.94.324.00.9
21-30 years ago7.91.13.60.69.51.69.21.57.12.86.70.5
31-40 years ago1.90.61.10.42.30.86.71.311.63.52.80.4
41-50 years ago1.20.50.10.11.30.74.41.111.03.51.70.3
over 50 years ago1.60.50.80.31.80.78.91.523.74.73.40.4
total100.0.100.0.100.0.100.0.100.0.100.0.
101-500 mn/a0.0.0.0.0.0.0.10.10.0.0.00.0
less than 10 years ago43.52.658.32.945.82.228.01.611.32.237.51.0
11-20 years ago28.42.325.12.629.82.022.31.512.32.324.60.9
21-30 years ago13.01.76.41.510.61.313.21.216.02.611.90.7
31-40 years ago6.81.32.81.05.11.010.01.114.52.57.70.6
41-50 years ago2.10.72.91.02.40.77.10.918.92.85.60.5
over 50 years ago6.31.24.61.26.31.119.31.427.03.112.60.7
total100.0.100.0.100.0.100.0.100.0.100.0.
501-1000 mn/a0.0.0.0.0.0.0.0.0.80.80.20.2
less than 10 years ago35.211.625.110.926.03.728.42.59.32.624.11.7
11-20 years ago30.011.237.212.118.53.314.81.911.62.815.91.4
21-30 years ago5.45.319.610.117.73.212.51.810.82.713.31.3
31-40 years ago10.87.35.65.55.72.012.81.88.42.410.11.2
41-50 years ago6.26.00.0.10.62.66.91.415.73.29.31.2
over 50 years ago12.48.212.48.221.43.524.52.443.54.327.11.8
total100.0.100.0.100.0.100.0.100.0.100.0.
over 1000 mn/a0.0.0.0.0.0.0.60.60.0.0.20.2
less than 10 years ago100.0.0.0.23.68.516.92.85.91.712.31.6
11-20 years ago0.0.0.0.32.09.315.22.76.01.711.61.6
21-30 years ago0.0.0.0.12.26.614.52.64.61.59.41.4
31-40 years ago0.0.50.235.43.53.59.52.28.72.08.91.4
41-50 years ago0.0.49.835.48.65.88.92.111.72.210.41.5
over 50 years ago0.0.0.0.20.18.134.43.663.13.447.22.4
total100.0.100.0.100.0.100.0.100.0.100.0.
totaln/a0.0.0.0.0.0.0.20.10.20.20.10.0
less than 10 years ago53.71.669.81.444.81.630.81.111.41.343.50.6
11-20 years ago27.11.421.31.229.11.420.31.011.01.322.30.6
21-30 years ago9.81.04.50.611.21.012.30.810.01.29.80.4
31-40 years ago4.00.61.70.44.30.69.80.710.91.36.10.3
41-50 years ago1.70.40.90.33.30.66.70.614.81.44.90.3
over 50 years ago3.70.61.90.47.20.819.81.041.72.013.30.4
total100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 21.06.2020 #816957/283288
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