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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 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%821823823863734655811
21-40 %2561225810264112661326710259122655
over 100%589477459538517535503
total781681671671681631700
exposed wood core < 1 handto 20%30314121310.30
21-40 %5310275295174215204262
over 100%5312319610494132132
total50607141505050
exposed wood core 1-4 handsto 20%30212111724330
21-40 %296224255163174255222
over 100%126921349393102101
total40506140406150
exposed wood core > 4 handsto 20%20100011413320
21-40 %13310211312383215131
over 100%53413262427251
total20203030206130
crack <= 1 mto 20%00000.0.110.00
21-40 %00111111112110
over 100%0.000.0.0.0.00
total00000000000000
crack > 1 mto 20%0000100.0.0.00
21-40 %10111110001110
over 100%0.0.100.0.0.00
total00000000000000
stem breakage < 1/2 crownto 20%00000.0.000.00
21-40 %11212111212120
over 100%0.10110.0.1010
total00000000001000
stem breakage > 1/2 crownto 20%00000.0.113200
21-40 %21112111212120
over 100%0.0.110.0.0000
total00000000001000
broken boleto 20%00000.0.0.0.00
21-40 %11111100111110
over 100%0.000.0.320000
total00000000000000
defoliation > 50%to 20%00000.0.003200
21-40 %00101021115321
over 100%0.000.0.0.0000
total00000000002100
dead terminalto 20%001121210.3210
21-40 %423121312112451
over 100%53112111225231
total10101010103110
canker < 1/2 circumferenceto 20%0000100.110.00
21-40 %11212111111110
over 100%0.11000.110.00
total00000000000000
canker > 1/2 circumferenceto 20%0000000.001000
21-40 %10101100211110
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%00001111111100
21-40 %11525232113131
over 100%0.000.21110010
total00101010001010
resinosisto 20%30311121214330
21-40 %5115315423529573151
over 100%0.8352311341051
total20403050712040
insectsto 20%00000.0.0.0.00
21-40 %11100000000000
over 100%0.0.000.0.0.00
total00000000000000
main branch missingto 20%1000110.114210
21-40 %31314221425231
over 100%0.311100421120
total10101000101010
conkto 20%0000000.000.00
21-40 %10111010101110
over 100%0.0.100.110.00
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 %21112152423131
over 100%0.1131420.1121
total00001010101010
standing deadto 20%304141514210330
21-40 %216295265236235285252
over 100%1801135252936381
total30716161517150
lying deadto 20%20412121215320
21-40 %204306194377256195242
over 100%337292104734171
total30615081615150
totalto 20%..............
21-40 %..............
over 100%..............
total..............
© WSL, Swiss National Forest Inventory, 01.02.2016 #201744/187981
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