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NFI4b

forest area: indicator of groundwater protection zone (2013) · degree of mixture · protection forest region
unit: %
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
grid:
state 2009/13
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern AlpsSwitzerland
indicator of groundwater protection zone (2013)degree of mixture %± %± %± %± %± %± %±
no groundwater protection zonen/a0.50.21.90.61.80.72.61.03.00.90.90.51.40.2
pure conifer forest20.41.247.52.235.52.661.23.076.12.327.42.437.60.8
mixed conifer forest20.21.221.41.823.92.36.21.55.61.25.91.316.30.7
mixed broadleaf forest16.11.111.01.412.41.85.91.44.41.16.81.411.50.6
pure broadleaf forest28.01.313.31.519.62.211.31.96.81.443.02.722.20.7
total85.21.095.10.993.21.487.22.095.91.184.02.089.10.6
groundwater protection zonen/a0.30.10.40.30.30.3..0.30.30.30.30.30.1
pure conifer forest3.60.52.70.73.51.010.21.83.21.05.31.24.20.4
mixed conifer forest5.10.61.10.51.80.70.40.40.60.40.60.42.60.3
mixed broadleaf forest3.10.50.40.30.30.30.40.4....1.30.2
pure broadleaf forest2.80.50.40.30.90.51.80.8..9.81.62.50.3
total14.81.04.90.96.81.412.82.04.11.116.02.010.90.6
totaln/a0.80.32.30.62.10.82.61.03.21.01.20.61.70.2
pure conifer forest24.11.250.22.239.02.771.42.779.32.232.72.641.80.8
mixed conifer forest25.31.322.51.825.72.46.61.56.21.36.51.318.90.7
mixed broadleaf forest19.21.111.41.412.71.86.21.54.41.16.81.412.90.6
pure broadleaf forest30.81.313.61.520.42.213.22.06.81.452.82.724.80.8
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.

calculated by unit of reference: protection forest region

© WSL, Swiss National Forest Inventory, 07.11.2014 #150915/137296
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