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NFI4b

forest area: stand stability · degree of cover of regeneration (7 classes) · production region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
restriction: protection forest perimeter SilvaProtect = inside perimeter
grid:
state 2009/13
production region
JuraPlateauPre-AlpsAlpsSouthern AlpsSwitzerland
stand stabilitydegree of cover of regeneration (7 classes)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
critical< 1%....0.7713.1330.7714.528
1-4%....1.1582.8351.4505.326
5-9%....1.1581.0581.4503.532
10-25%0.4100..3.2333.8301.4508.820
26-50%....1.1583.8300.41005.226
51-75%..0.4100..2.4380.7713.532
76-100%....0.41000.771..1.158
total0.41000.41007.62117.6146.02431.910
less stable< 1%0.4100..4.0308.6202.14115.115
1-4%0.771..4.32916.21410.61831.910
5-9%2.9350.41008.72023.51213.51648.98
10-25%4.4291.84520.91327.01116.61470.77
26-50%1.8451.1588.62015.2158.22034.910
51-75%1.1583.5314.0303.5321.84513.816
76-100%1.8450.7711.8452.1411.4507.821
total13.1167.42252.3796.2554.27223.13
stable< 1%0.4100..1.4504.8272.8359.519
1-4%1.5500.7715.82521.11211.41740.49
5-9%3.3331.4505.82514.51511.31736.310
10-25%6.9231.45013.71632.1109.61963.87
26-50%5.1264.62713.71615.2155.32543.89
51-75%3.3331.8456.1245.9240.77117.814
76-100%3.7310.41004.3291.450..9.719
total24.11210.21850.8795.1541.18221.34
total< 1%0.771..6.12416.6145.72529.111
1-4%2.2410.77111.21840.1923.31177.56
5-9%6.2241.84515.51539.1926.21188.86
10-25%11.7173.23337.8962.9727.710143.35
26-50%6.9235.62523.41234.21013.81584.06
51-75%4.4295.62510.11811.8173.23335.110
76-100%5.5251.1586.5234.1291.45018.614
total37.6917.914110.74208.93101.34476.32

calculated by unit of reference: production region

© WSL, Swiss National Forest Inventory, 03.11.2014 #171069/157452
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