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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: protection forest region
unit: %
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: grid NFI4 2009-2013
state 2009/13
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern AlpsSwitzerland
damage of treeslope (20% classes) %± %± %± %± %± %± %±
no visible damageto 20%821833824863734673811
21-40 %2561225711263122691426311257132655
over 100%5894774111445558545493
total781671671672681622700
exposed wood core < 1 handto 20%30214221310.30
21-40 %5310275295185205204262
over 100%5312320713494123132
total50607151516050
exposed wood core 1-4 handsto 20%30212111733330
21-40 %296224255164174245222
over 100%126921451138393101
total40506140406150
exposed wood core > 4 handsto 20%20100011415520
21-40 %13310211310283215131
over 100%53424272327251
total20203030206130
crack <= 1 mto 20%00000.0.110.00
21-40 %00111111111110
over 100%0.000.0.0.0.00
total00000000000000
crack > 1 mto 20%0000100.0.0.00
21-40 %10111110001110
over 100%0.0.110.0.0.00
total00000000000000
stem breakage < 1/2 crownto 20%00000.0.000.00
21-40 %11212111212120
over 100%0.10110.0.1000
total00100000001000
stem breakage > 1/2 crownto 20%00000.0.110.00
21-40 %21111111211120
over 100%0.0.110.0.0.00
total00000000000000
broken boleto 20%00000.0.0.0.00
21-40 %11111100111110
over 100%0.000.0.320000
total00000000000000
defoliation > 50%to 20%00000.0.000.00
21-40 %00101021116321
over 100%0.000.0.0.0000
total00000000002100
dead terminalto 20%001121210.7210
21-40 %423121212113451
over 100%53112111225331
total10101010104110
canker < 1/2 circumferenceto 20%0000100.110.00
21-40 %11212100111110
over 100%0.11000.110.00
total00001000000000
canker > 1/2 circumferenceto 20%0000000.000.00
21-40 %10101100212110
over 100%0.0.0.0.0.0000
total00000000000000
bark necrosisto 20%000.000.0.0.00
21-40 %0000000.000000
over 100%0.0.0.0.0.1100
total0000000.000000
inclusionto 20%00001111113200
21-40 %11525232113231
over 100%0.000.21111010
total00101010001010
resinosisto 20%30211021215530
21-40 %5115315424532673151
over 100%0.8362321141051
total20403051712030
insectsto 20%00000.0.0.0.00
21-40 %11000000100000
over 100%0.0.000.0.0.00
total00000000000000
main branch missingto 20%100.100.113210
21-40 %31313221424231
over 100%0.312100321121
total10101010101010
conkto 20%0000000.000.00
21-40 %10111111101110
over 100%0.0.110.110.00
total00000000000000
damage by birdto 20%000.0.0.0.0.00
21-40 %00100011110010
over 100%0.0.0.110.1100
total00000000000000
lying liveto 20%00000.0.110.00
21-40 %21112142422121
over 100%0.1131530.1121
total00001010101010
standing deadto 20%304141514210630
21-40 %216295265237235305252
over 100%18011373621047391
total30716161618150
lying deadto 20%20413121213120
21-40 %204317204377266205252
over 100%337272124425271
total30715081615150
totalto 20%..............
21-40 %..............
over 100%..............
total..............
© WSL, Swiss National Forest Inventory, 01.02.2016 #201720/187957
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