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NFI4b

forest area: indicator of groundwater protection zone (2013) · degree of mixture · production region
unit: %
unit of evaluation: accessible forest excluding shrub forest
grid:
state 2009/13
production region
JuraPlateauPre-AlpsAlpsSouthern AlpsSwitzerland
indicator of groundwater protection zone (2013)degree of mixture %± %± %± %± %± %±
no groundwater protection zonen/a0.20.20.80.32.00.62.10.40.90.51.30.2
pure conifer forest18.41.621.71.642.92.060.71.530.22.238.80.8
mixed conifer forest17.81.621.61.622.31.710.40.95.91.115.50.6
mixed broadleaf forest16.41.616.01.412.41.37.80.86.21.211.50.5
pure broadleaf forest23.21.832.71.814.61.412.21.041.32.422.20.7
total76.01.892.71.094.10.993.20.884.61.789.20.5
groundwater protection zonen/a0.40.30.20.20.20.20.30.20.20.20.20.1
pure conifer forest6.51.01.80.53.30.74.80.65.31.14.30.3
mixed conifer forest7.61.12.70.61.50.50.80.30.90.42.50.3
mixed broadleaf forest5.20.91.20.40.30.20.30.20.20.21.30.2
pure broadleaf forest4.30.91.40.50.70.30.70.38.81.42.50.3
total24.01.87.31.05.90.96.80.815.41.710.80.5
totaln/a0.50.30.90.42.10.62.30.51.20.51.60.2
pure conifer forest24.91.823.51.746.22.065.41.435.52.343.00.8
mixed conifer forest25.41.824.31.723.71.711.30.96.81.217.90.7
mixed broadleaf forest21.61.717.21.512.71.38.00.86.51.212.80.6
pure broadleaf forest27.61.934.11.815.31.512.91.050.12.424.70.7
total100.0.100.0.100.0.100.0.100.0.100.0.

calculated by unit of reference: production region

© WSL, Swiss National Forest Inventory, 07.11.2014 #151052/137432
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