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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
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/a0.50.21.70.51.50.62.40.82.60.80.90.51.30.2
pure conifer forest20.21.248.12.135.82.459.72.775.72.130.22.238.80.8
mixed conifer forest19.91.120.51.722.52.16.01.36.41.25.91.115.50.6
mixed broadleaf forest16.21.111.41.314.41.85.41.25.21.16.21.211.50.5
pure broadleaf forest28.41.313.31.419.72.013.21.96.61.241.32.422.20.7
total85.11.095.00.993.91.286.71.996.50.984.61.789.30.5
groundwater protection zonen/a0.20.10.30.20.30.3..0.20.20.20.20.20.1
pure conifer forest4.00.62.60.73.00.910.51.72.60.85.31.14.20.3
mixed conifer forest4.90.61.20.51.80.70.60.40.50.30.90.42.40.3
mixed broadleaf forest3.10.50.30.20.30.30.30.30.20.20.20.21.30.2
pure broadleaf forest2.70.50.50.30.80.41.80.7..8.81.42.50.3
total14.91.05.00.96.11.213.31.93.50.915.41.710.70.5
totaln/a0.70.22.10.61.80.72.40.82.80.81.20.51.60.2
pure conifer forest24.21.250.72.138.82.570.22.578.32.035.52.343.10.8
mixed conifer forest24.81.221.71.724.22.26.61.46.81.26.81.217.90.6
mixed broadleaf forest19.21.111.71.314.71.85.71.35.41.16.51.212.70.6
pure broadleaf forest31.11.313.81.420.52.115.02.06.61.250.12.424.70.7
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 #151054/137434
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