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NFI4
stem number of dead wood
mechanical strength of wood (3 classes) · cavity by woodpecker
unit of reference: protection forest region
unit: n/ha
unit of evaluation: accessible forest without shrub forest
grid: 1.4 x 1.4 km grid
state2009/17
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
mechanical strength of wood (3 classes)cavity by woodpecker n/ha± % n/ha± % n/ha± % n/ha± % n/ha± % n/ha± % n/ha± %
n/an/a0.0.0.0.0.0.0.
cavity present0.0.0.0.0.0.0.
cavity absent0.0.0.0.0.0.0.
total0.0.0.0.0.0.0.
fresh / firm woodn/a0.0.0.0.0.0.0.
cavity present11512013612412512319
cavity absent155327288427317467283
total165337288437327487293
rotten woodn/a0.0.0.0.0.0.0.
cavity present116120127133042126110
cavity absent77178131016910111410124
total7718714101691111159123
mouldering / mull woodn/a0.0.0.0.0.0.0.
cavity present024122045133038041012
cavity absent5810101012111091071384
total6811910121210101081384
totaln/a0.0.0.0.0.0.0.
cavity present21031222031821931626
cavity absent274605516696516686482
total294635536716526706502
© WSL, Swiss National Forest Inventory, 21.06.2020 #819045/285376
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