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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 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/a0.50.21.80.61.60.72.50.92.70.81.00.51.40.2
pure conifer forest20.31.248.12.136.32.560.72.776.12.129.92.338.80.8
mixed conifer forest20.01.220.71.722.22.26.01.35.71.25.81.115.50.6
mixed broadleaf forest16.31.111.51.313.31.85.71.35.21.16.61.211.60.6
pure broadleaf forest28.01.313.11.420.22.112.91.96.81.341.52.422.20.7
total85.11.095.20.993.61.387.71.896.50.984.71.889.40.5
groundwater protection zonen/a0.20.10.40.30.30.3..0.20.20.20.20.20.1
pure conifer forest3.80.62.50.73.20.910.11.72.70.85.31.14.20.3
mixed conifer forest5.00.61.10.41.90.70.30.30.50.40.90.52.50.3
mixed broadleaf forest3.10.50.40.30.30.30.30.3....1.30.2
pure broadleaf forest2.70.50.50.30.80.51.60.7..8.81.42.50.3
total14.91.04.80.96.41.312.31.83.50.915.31.810.60.5
totaln/a0.70.22.10.61.90.72.50.93.00.91.20.51.60.2
pure conifer forest24.11.250.62.139.52.570.72.678.82.035.32.442.90.8
mixed conifer forest25.01.221.81.724.12.26.31.46.21.26.71.218.00.7
mixed broadleaf forest19.41.111.91.413.61.86.01.35.21.16.61.212.80.6
pure broadleaf forest30.81.313.61.421.02.114.52.06.81.350.22.524.70.7
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 #150885/137266
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