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NFI4b
total stem number by type of damage divided by total stem number
damage of tree · slope (20% classes)
unit of reference: biogeographical region
unit: %
unit of evaluation: accessible forest without shrub forest
grid: grid NFI4 2009-2013
state 2009/13
biogeographical region
JuraPlateauNorthern AlpsWestern Central-AlpsEastern Central-AlpsSouthern AlpsSwitzerland
damage of treeslope (20% classes) %± %± %± %± %± %± %±
no visible damageto 20%802831812854726695811
21-40 %257132641626072661427112258122664
over 100%589..476455598535503
total751811671662691631700
exposed wood core < 1 handto 20%41303110410.30
21-40 %55113610283154206193252
over 100%53..153113104132132
total61406040515050
exposed wood core 1-4 handsto 20%41302011735230
21-40 %286298233174144265222
over 100%126..11210362102101
total50405040307150
exposed wood core > 4 handsto 20%2020100.524220
21-40 %13311611212483214131
over 100%53..4172217251
total20202030205130
crack <= 1 mto 20%0.000.0.111100
21-40 %00001011112110
over 100%0...000.0.0.00
total00000000001000
crack > 1 mto 20%0000000.0.0.00
21-40 %00111010001110
over 100%0...000.0.0.00
total00000000000000
stem breakage < 1/2 crownto 20%0000000.110.00
21-40 %11102111212120
over 100%0...10110.1010
total00001000001000
stem breakage > 1/2 crownto 20%0000000.112200
21-40 %21111111212120
over 100%0...000.0.0000
total00000000001000
broken boleto 20%0000000.0.0.00
21-40 %11001100111110
over 100%0...100.110000
total00000000000000
defoliation > 50%to 20%0000000.0.2200
21-40 %00001021115321
over 100%0...000.0.0000
total00000000002100
dead terminalto 20%100010320.2110
21-40 %425331213111451
over 100%53..21110.5231
total10101010103010
canker < 1/2 circumferenceto 20%1000000.220.00
21-40 %11112111111110
over 100%0...100.0.0.00
total00000000000000
canker > 1/2 circumferenceto 20%0000000.110000
21-40 %1111100.111110
over 100%0...0.0.0.0000
total0000000.000000
bark necrosisto 20%0000000.0.0.00
21-40 %0.00000.0.0000
over 100%0...0.0.0.1100
total0000000.0.0000
inclusionto 20%10000011111100
21-40 %21005242113131
over 100%0...0021110010
total10001010001010
resinosisto 20%31402132113230
21-40 %525216224530683151
over 100%0...62321431051
total20304061712040
insectsto 20%0000000.0.0.00
21-40 %11001000000000
over 100%0...000.0.0.00
total00000000000000
main branch missingto 20%0010110.113210
21-40 %21213121425231
over 100%0...3100211120
total00101000101010
conkto 20%0000000.110.00
21-40 %10001011101110
over 100%0...000.0.0.00
total00000000000000
damage by birdto 20%00000.0.0.0.00
21-40 %00001011110010
over 100%0...0.110.1100
total00000000000000
lying liveto 20%0.00000.210.00
21-40 %11652152523231
over 100%0...21530.1121
total00001020101010
standing deadto 20%31204161427330
21-40 %207296274237204285252
over 100%180..9262636381
total40307061517150
lying deadto 20%20203111115220
21-40 %195176264357256194242
over 100%33..81144644171
total40306081615050
totalto 20%..............
21-40 %..............
over 100%..............
total..............
© WSL, Swiss National Forest Inventory, 01.02.2016 #201719/187956
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