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NFI4b

forest area: avalanches SilvaProtect, modelled and assigned · crown closure · biogeographical region
unit: 1000 ha
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
avalanches SilvaProtect, modelled and assignedcrown closure1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
inside perimetern/a....1.4500.7710.771..2.835
crowded1.450..11.3174.1281.1582.14120.113
normal1.158..8.2213.4312.1412.53817.314
loose0.771..3.9303.4311.8441.15810.918
open0.771..3.9304.8262.8353.23315.415
scattered....2.5381.7440.41001.1585.625
grouped crowded....1.4500.31001.158..2.835
grouped normal0.4100..2.8350.7712.8351.8458.520
heterogeneous0.4100..1.4503.8300.41001.4507.322
total4.727..36.9922.91113.11613.21690.86
outside perimetern/a1.1582.1415.8251.7442.8351.45014.915
crowded56.2777.1672.8613.3155.72543.88268.93
normal60.17101.5567.478.9199.91822.012269.83
loose18.41331.81022.7124.5277.8215.32590.56
open25.21127.91142.2912.01622.21212.516142.15
scattered7.9217.12222.1128.22015.9148.12069.37
grouped crowded1.4500.77115.4152.1415.3257.42132.310
grouped normal2.5381.45015.3152.14110.3186.42337.99
heterogeneous11.5174.22914.2168.9193.9302.14144.99
total184.52253.91277.7261.6583.64109.24970.61
totaln/a1.1582.1417.2222.4383.5311.45017.714
crowded57.6777.1684.1617.4136.72246.08289.03
normal61.26101.5575.5612.31612.01624.611287.13
loose19.11331.81026.6117.9209.5196.423101.46
open25.91127.91146.1816.81325.11115.714157.54
scattered7.9217.12224.5129.91816.2149.21974.97
grouped crowded1.4500.77116.8142.4376.3237.42135.110
grouped normal2.9351.45018.1142.73513.1168.22046.49
heterogeneous11.9174.22915.61512.7164.2283.63152.28
total189.11253.91314.6284.6496.73122.431061.31

calculated by unit of reference: biogeographical region

© WSL, Swiss National Forest Inventory, 03.11.2014 #163418/149798
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