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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 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/a0.20.20.70.31.80.42.81.02.70.91.20.51.40.2
pure conifer forest19.31.722.31.544.81.663.92.879.72.230.42.238.80.8
mixed conifer forest17.51.622.71.619.91.35.61.43.91.15.61.115.50.6
mixed broadleaf forest16.01.616.51.411.71.05.61.44.01.16.91.211.60.6
pure broadleaf forest21.01.831.61.716.51.210.51.85.71.341.02.422.20.7
total74.01.993.80.994.70.788.41.996.01.185.11.789.40.5
groundwater protection zonen/a0.40.30.10.10.30.2..0.30.30.20.20.20.1
pure conifer forest7.41.11.00.43.00.59.81.83.41.05.21.14.20.3
mixed conifer forest8.21.22.80.61.00.30.40.40.30.30.90.52.50.3
mixed broadleaf forest5.81.01.00.40.30.2......1.30.2
pure broadleaf forest4.30.91.40.40.70.31.40.7..8.61.42.50.3
total26.01.96.20.95.30.711.61.94.01.114.91.710.60.5
totaln/a0.60.30.80.32.10.52.81.03.01.01.40.61.60.2
pure conifer forest26.81.923.21.647.81.673.72.683.02.135.62.343.00.8
mixed conifer forest25.61.925.41.620.91.36.01.44.21.16.51.217.90.7
mixed broadleaf forest21.81.817.51.412.01.05.61.44.01.16.91.212.80.6
pure broadleaf forest25.31.933.01.717.21.211.91.95.71.349.52.424.70.7
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 #150879/137260
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