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NFI4b

forest area: urgency of next treatment (interview survey) · lower/higher altitudinal zones · biogeographical region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
grid:
state 2009/13
biogeographical region
JuraPlateauNorthern AlpsWestern Central-AlpsEastern Central-AlpsSouthern AlpsSwitzerland
urgency of next treatment (interview survey)lower/higher altitudinal zones1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
0-1 yearlowlands18.41334.795.7251.0581.1581.45062.27
high altitude areas8.6200.77114.2161.4501.8442.53829.211
total27.01135.4919.9132.4372.8353.93091.46
2-5 yearslowlands38.29103.6523.8122.1412.1413.930173.64
high altitude areas19.5131.84537.395.5247.4216.12477.57
total57.67105.4561.177.5219.51910.018251.13
6-10 yearslowlands33.11077.5628.4111.4501.4508.520150.34
high altitude areas19.8132.14150.788.91911.0174.62797.26
total53.0779.6679.1610.31812.41613.216247.53
11-20 yearslowlands16.91421.61219.9132.7351.4509.31971.87
high altitude areas9.7191.15847.5816.41312.7168.91996.46
total26.71122.61267.4719.21214.11518.213168.24
> 20 yearslowlands15.51510.31817.7148.9197.82133.4993.66
high altitude areas9.4190.77169.4736.3850.1743.88209.74
total24.91111.01887.2645.2757.8677.25303.23
totallowlands122.14247.5195.4516.11413.81556.67551.52
high altitude areas67.066.423219.2368.5582.9465.86509.92
total189.11253.91314.6284.6496.73122.431061.31

calculated by unit of reference: biogeographical region

© WSL, Swiss National Forest Inventory, 07.11.2014 #143971/130344
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