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NFI1

forest area: protection forest perimeter SilvaProtect · time of last treatment (classes of 10 years) · production region
unit: %
unit of evaluation: accessible forest excluding shrub forest
grid: terrestrial grid NFI1
state 1983/85
production region
JuraPlateauPre-AlpsAlpsSouthern AlpsSwitzerland
protection forest perimeter SilvaProtecttime of last treatment (classes of 10 years) %± %± %± %± %± %±
inside perimetern/a..0.50.50.40.20.50.20.10.10.40.1
less than 10 years ago52.62.765.13.355.81.535.11.015.21.138.00.7
11-20 years ago18.42.115.82.521.61.218.20.811.61.017.40.5
21-30 years ago9.91.66.71.78.50.814.10.812.31.011.80.5
31-40 years ago6.11.33.31.24.80.69.70.617.31.19.70.4
41-50 years ago1.80.7..1.60.44.20.411.41.04.80.3
over 50 years ago11.11.78.61.97.20.818.10.832.21.417.80.5
total100.0.100.0.100.0.100.0.100.0.100.0.
outside of perimetern/a1.10.30.20.10.20.10.70.2..0.50.1
less than 10 years ago68.61.279.70.964.11.537.41.417.72.563.50.6
11-20 years ago18.51.013.60.816.31.215.71.015.12.415.80.5
21-30 years ago4.60.52.70.45.60.79.00.810.62.15.20.3
31-40 years ago2.00.40.90.24.00.67.20.713.32.33.40.2
41-50 years ago0.50.20.30.11.60.43.60.53.51.21.30.1
over 50 years ago4.60.52.60.48.20.926.51.339.83.310.20.4
total100.0.100.0.100.0.100.0.100.0.100.0.
totaln/a0.90.20.30.10.30.10.60.10.10.10.50.1
less than 10 years ago65.81.178.30.959.71.136.00.815.61.052.20.4
11-20 years ago18.50.913.80.719.10.917.30.712.20.916.50.4
21-30 years ago5.60.53.10.47.10.612.20.612.00.98.10.3
31-40 years ago2.70.41.10.24.40.48.80.516.61.06.20.2
41-50 years ago0.70.20.30.11.60.34.00.310.00.82.90.2
over 50 years ago5.70.53.20.47.70.621.20.733.51.313.50.3
total100.0.100.0.100.0.100.0.100.0.100.0.

calculated by unit of reference: production region

© WSL, Swiss National Forest Inventory, 04.11.2014 #156103/142482
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