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NFI3

forest area: processes in channels SilvaProtect, modelled and assigned · time of last treatment (classes of 10 years) · protection forest region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest
grid: terrestrial grid NFI3
state 2004/06
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern AlpsSwitzerland
processes in channels SilvaProtect, modelled and assignedtime of last treatment (classes of 10 years)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
inside perimeterless than 10 years ago20.0948.1627.0713.81117.7911.612138.23
11-20 years ago6.51719.7913.0118.71414.0117.71569.75
21-30 years ago4.52011.4126.6166.6168.91411.11249.26
31-40 years ago1.4358.5145.4186.5164.2207.71533.77
41-50 years ago1.6336.1173.3237.3153.2239.51331.07
over 50 years ago2.92511.0138.21423.7816.31063.14125.23
total37.07104.8363.5466.7464.34110.83447.01
outside perimeterless than 10 years ago263.1243.3628.779.41322.886.217373.52
11-20 years ago63.8517.71010.8125.01814.9104.021116.14
21-30 years ago39.6612.1128.8146.01712.1125.31883.84
31-40 years ago12.2128.3154.5194.3207.0163.82140.17
41-50 years ago5.8183.8222.6264.6193.0242.42722.19
over 50 years ago9.71315.71010.91215.41018.9919.1989.64
total394.31100.9366.2444.6578.5440.76725.21
totalless than 10 years ago283.2291.4455.7523.2840.5617.89511.71
11-20 years ago70.3537.4623.8813.71128.9711.812185.83
21-30 years ago44.1623.5815.41012.61121.0916.410133.03
31-40 years ago13.71116.8109.91310.71211.21211.51273.85
41-50 years ago7.4169.9135.91711.9116.11711.91253.26
over 50 years ago12.61226.7819.1939.1635.2682.23214.82
total431.21205.71129.72111.32142.82151.621172.21

calculated by unit of reference: protection forest region

© WSL, Swiss National Forest Inventory, 03.11.2014 #158210/144589
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