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NFI4
stem number of dead wood
mechanical strength of wood (3 classes) · cavity by woodpecker
unit of reference: production region
unit: %
unit of evaluation: accessible forest without shrub forest NFI3/NFI4
grid: 1.4 x 1.4 km grid
state2009/17
production region
JuraPlateauPre-AlpsAlpsSouthern Alps Switzerland
mechanical strength of wood (3 classes)cavity by woodpecker %± %± %± %± %± %±
n/an/a0.0.0.0.0.0.0.0.0.0.0.0.
cavity present0.0.0.0.0.0.0.0.0.0.0.0.
cavity absent0.0.0.0.0.0.0.0.0.0.0.0.
total0.0.0.0.0.0.0.0.0.0.0.0.
fresh / firm woodn/a0.0.0.0.0.0.0.0.0.0.0.0.
cavity present2.60.64.10.81.70.41.90.31.90.42.20.2
cavity absent57.32.146.62.554.52.155.11.366.02.356.40.9
total59.92.150.72.556.22.157.11.467.92.358.60.9
rotten woodn/a0.0.0.0.0.0.0.0.0.0.0.0.
cavity present1.50.43.50.71.60.30.90.21.10.31.40.1
cavity absent22.81.722.82.025.81.623.21.020.01.723.10.7
total24.31.726.32.027.41.624.11.021.11.724.50.7
mouldering / mull woodn/a0.0.0.0.0.0.0.0.0.0.0.0.
cavity present1.00.41.30.40.80.20.90.20.50.20.90.1
cavity absent14.81.521.72.015.51.317.81.010.51.316.10.6
total15.81.623.02.016.31.318.81.011.01.316.90.6
totaln/a0.0.0.0.0.0.0.0.0.0.0.0.
cavity present5.10.88.91.14.20.63.80.43.50.64.40.3
cavity absent94.90.891.11.195.80.696.20.496.50.695.60.3
total100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 21.06.2020 #818974/285305
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