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NFI4b

forest area: indicator of groundwater protection zone (2013) · degree of mixture · economic region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI3/NFI4 combined
grid:
state 2009/13
indicator of groundwater protection zone (2013)
no groundwater protection zonegroundwater protection zonetotal
economic regiondegree of mixture1000 ha± %1000 ha± %1000 ha± %
Western Juran/a0.41000.7711.158
pure conifer forest31.41012.51643.98
mixed conifer forest29.31013.61642.88
mixed broadleaf forest22.91210.41833.29
pure broadleaf forest23.9117.92131.710
total107.8345.08152.82
Eastern Juran/a......
pure conifer forest5.126..5.126
mixed conifer forest6.7231.6498.320
mixed broadleaf forest10.717..10.717
pure broadleaf forest23.3100.87024.19
total45.832.44048.22
Western Plateaun/a1.2570.41001.649
pure conifer forest8.7202.14410.718
mixed conifer forest9.4191.25710.718
mixed broadleaf forest6.9230.41007.422
pure broadleaf forest16.8131.25718.012
total43.055.42648.43
Central Plateaun/a0.3100..0.3100
pure conifer forest21.5100.67122.110
mixed conifer forest12.7142.83315.513
mixed broadleaf forest7.7190.9578.718
pure broadleaf forest22.110..22.110
total64.434.32668.72
Eastern Plateaun/a0.4100..0.4100
pure conifer forest18.9131.45020.412
mixed conifer forest27.5102.14129.710
mixed broadleaf forest22.5111.45024.011
pure broadleaf forest35.482.14137.58
total104.727.122111.92
Western Pre-Alpsn/a1.549..1.549
pure conifer forest22.2101.54923.79
mixed conifer forest6.3230.7707.021
mixed broadleaf forest5.9240.41006.323
pure broadleaf forest5.5250.7706.323
total41.443.33244.84
Central Pre-Alpsn/a1.1580.41001.450
pure conifer forest46.372.93549.16
mixed conifer forest24.0110.77124.711
mixed broadleaf forest9.019..9.019
pure broadleaf forest12.9160.410013.315
total93.234.32897.52
Eastern Pre-Alpsn/a1.844..1.844
pure conifer forest24.6102.93527.59
mixed conifer forest18.2131.45019.612
mixed broadleaf forest11.8160.410012.116
pure broadleaf forest12.1160.410012.516
total68.635.02673.63
Northwestern Alpsn/a1.1570.41001.450
pure conifer forest29.790.77130.48
mixed conifer forest11.8160.77112.515
mixed broadleaf forest8.6190.41009.019
pure broadleaf forest8.220..8.220
total59.342.14061.54
Central Alpsn/a......
pure conifer forest13.1141.44914.513
mixed conifer forest2.7341.0573.829
mixed broadleaf forest3.132..3.132
pure broadleaf forest5.624..5.624
total24.682.43727.07
Northeastern Alpsn/a0.41000.41000.771
pure conifer forest10.416..10.416
mixed conifer forest8.219..8.219
mixed broadleaf forest2.934..2.934
pure broadleaf forest8.9180.7709.717
total30.861.15831.96
Southwestern Alpsn/a2.835..2.835
pure conifer forest66.2511.01777.24
mixed conifer forest6.5220.41006.922
mixed broadleaf forest6.2230.31006.522
pure broadleaf forest14.1151.74415.814
total95.7313.415109.13
Southeastern Alpsn/a3.9300.41004.228
pure conifer forest107.043.930110.83
mixed conifer forest8.0200.7718.720
mixed broadleaf forest7.421..7.421
pure broadleaf forest9.519..9.519
total135.724.926140.62
Southern Alpsn/a1.4500.41001.845
pure conifer forest43.687.82151.47
mixed conifer forest8.4201.4509.818
mixed broadleaf forest9.619..9.619
pure broadleaf forest60.4612.81673.25
total123.5322.312145.72
Switzerlandn/a16.1152.93519.014
pure conifer forest448.7248.68497.32
mixed conifer forest179.9428.411208.34
mixed broadleaf forest135.1514.615149.75
pure broadleaf forest258.8328.711287.53
total1038.61123.151161.71

calculated by unit of reference: economic region

© WSL, Swiss National Forest Inventory, 07.11.2014 #150888/137269
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