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NFI4b

forest area: indicator of groundwater protection zone (2013) · degree of mixture · biogeographical region
unit: %
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
indicator of groundwater protection zone (2013)degree of mixture %± %± %± %± %± %± %±
no groundwater protection zonen/a0.20.20.70.31.90.52.91.13.31.10.90.51.40.2
pure conifer forest19.21.722.41.644.21.764.83.079.92.428.02.437.60.8
mixed conifer forest17.71.722.81.621.01.45.71.53.61.15.81.316.30.7
mixed broadleaf forest15.81.616.41.410.71.05.71.53.31.17.31.411.50.6
pure broadleaf forest21.11.831.31.716.61.38.91.85.11.342.42.722.20.7
total74.11.993.70.994.50.887.82.195.31.384.32.089.00.6
groundwater protection zonen/a0.40.30.10.10.30.2..0.40.40.30.30.30.1
pure conifer forest7.11.11.00.43.20.610.11.94.01.25.21.24.20.4
mixed conifer forest8.41.22.80.61.00.30.40.40.40.40.60.42.60.3
mixed broadleaf forest5.71.01.00.40.30.2......1.40.2
pure broadleaf forest4.40.91.40.40.70.31.60.8..9.61.62.60.3
total25.91.96.30.95.50.812.22.14.71.315.72.011.00.6
totaln/a0.60.30.80.32.30.52.91.13.71.11.20.61.70.2
pure conifer forest26.31.923.41.647.31.774.92.884.02.233.22.541.80.8
mixed conifer forest26.11.925.61.622.01.46.11.54.01.26.41.318.90.7
mixed broadleaf forest21.51.817.41.411.11.15.71.53.31.17.31.412.90.6
pure broadleaf forest25.51.932.71.817.31.310.52.05.11.352.02.724.80.8
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.

calculated by unit of reference: biogeographical region

© WSL, Swiss National Forest Inventory, 07.11.2014 #151025/137405
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