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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 NFI1/NFI2/NFI3/NFI4 combined
grid:
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 ago16.11545.8828.71016.51413.4169.918130.35
11-20 years ago6.12419.11312.8167.22114.4156.02465.67
21-30 years ago4.3299.0205.7253.8305.3256.72334.710
31-40 years ago1.4508.3204.8264.8264.9264.92629.211
41-50 years ago2.1416.1243.1337.5213.5318.52030.910
over 50 years ago2.14110.1196.62223.31113.71556.77112.55
total32.21098.4561.6663.1555.2692.84403.32
outside perimeterless than 10 years ago267.9244.4823.6117.62122.5124.627370.62
11-20 years ago60.8715.9159.7184.52710.9172.538104.16
21-30 years ago37.2911.2186.9222.4378.1201.45067.27
31-40 years ago11.1187.9213.5311.0585.6252.14131.311
41-50 years ago6.1242.2412.8353.1332.5381.84518.314
over 50 years ago6.82310.5188.61912.01614.41514.11566.47
total389.9192.0555.0630.6963.9626.511657.91
totalless than 10 years ago284.0290.2552.3724.01135.9914.515500.92
11-20 years ago66.9735.0922.51111.71625.3118.520169.84
21-30 years ago41.5920.21312.6166.22313.3168.120101.96
31-40 years ago12.51716.2148.3205.82410.5187.02260.57
41-50 years ago8.2218.3205.92410.6176.02410.31849.38
over 50 years ago8.92020.61315.21435.3828.11070.86178.94
total422.11190.42116.7393.73119.03119.331061.21

calculated by unit of reference: protection forest region

© WSL, Swiss National Forest Inventory, 03.11.2014 #159776/146155
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