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NFI4b

forest area: processes in channels SilvaProtect, modelled and assigned · time of last treatment (classes of 10 years) · biogeographical region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest
grid:
state 2009/13
biogeographical region
JuraPlateauNorthern AlpsWestern Central-AlpsEastern Central-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 ago9.02012.71664.9713.71511.31711.117122.75
11-20 years ago4.0305.72540.599.2189.9187.52176.77
21-30 years ago0.7712.53824.3126.2237.1229.91850.68
31-40 years ago1.8450.77113.9163.4314.9266.12430.811
41-50 years ago0.7710.410011.0185.2253.2338.42028.811
over 50 years ago3.2330.410026.61124.61112.71668.16135.64
total19.51322.312181.2362.3549.17111.04445.42
outside perimeterless than 10 years ago92.65183.9362.377.52117.0145.026368.32
11-20 years ago43.6831.11040.994.82612.0163.930136.45
21-30 years ago17.71410.31820.8133.13313.3165.02770.17
31-40 years ago10.1184.32914.6153.5318.1206.92247.48
41-50 years ago6.1242.53813.0164.2293.9301.84531.411
over 50 years ago6.5234.32927.31116.11419.61324.41198.26
total176.62236.32178.8439.2873.9547.08751.81
totalless than 10 years ago101.64196.62127.2421.21228.31016.114491.02
11-20 years ago47.6836.8981.4614.01521.91211.417213.14
21-30 years ago18.41312.71645.099.31920.41214.915120.75
31-40 years ago11.9175.02728.5116.92213.01613.01678.37
41-50 years ago6.9232.83523.9129.3197.02210.21860.27
over 50 years ago9.7194.62853.9840.7832.3992.55233.83
total196.01258.61360.01101.53123.02158.021197.21

calculated by unit of reference: biogeographical region

© WSL, Swiss National Forest Inventory, 03.11.2014 #161454/147833
search result: 1 entry on 1 page

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