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NFI4b

forest area: stand stability · degree of cover of assured regeneration · production region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest
restriction: protection forest perimeter SilvaProtect = inside perimeter
grid:
state 2009/13
production region
JuraPlateauPre-AlpsAlpsSouthern AlpsSwitzerland
stand stabilitydegree of cover of assured regeneration1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
criticalless than 1%....0.7713.1330.7714.528
1-4%....1.4503.1331.8456.323
5-9%0.4100..0.7712.4381.4504.927
10-25%....3.6315.2261.84510.618
26-50%....0.7715.9240.7717.322
51-75%..0.41000.41002.4380.7713.930
76-100%....0.41000.3100..0.771
total0.41000.41007.92122.5127.02238.29
less stableless than 1%0.4100..4.72711.4175.32521.813
1-4%1.550..6.52322.11211.31741.49
5-9%3.7310.7717.92122.11215.61450.08
10-25%3.7312.14122.01229.71016.31473.87
26-50%1.8452.1417.22214.9157.82133.910
51-75%1.1581.8452.9353.1332.53811.318
76-100%1.1580.7711.4501.7452.1417.122
total13.1167.42252.67105.2560.96239.23
stableless than 1%0.7710.41002.9359.7195.02618.614
1-4%1.8451.1586.12422.21214.61545.79
5-9%4.0300.7716.52319.81313.11644.19
10-25%7.7212.53816.91432.81011.71771.67
26-50%5.1263.93014.81516.9144.22944.99
51-75%4.0301.4503.6312.8351.15812.917
76-100%1.5500.41002.9351.058..5.725
total24.81110.21853.77105.2549.67243.53
totalless than 1%1.1580.41008.32024.21211.01744.99
1-4%3.3331.15814.11647.4827.61093.46
5-9%8.0211.45015.11544.3830.11099.06
10-25%11.3184.62842.5867.8729.710155.94
26-50%6.9236.02422.71237.8912.71686.16
51-75%5.1263.5316.8238.4204.32928.111
76-100%2.6381.1584.7273.1332.14113.516
total38.3917.914114.34233.03117.53521.02

calculated by unit of reference: production region

© WSL, Swiss National Forest Inventory, 03.11.2014 #170886/157269
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