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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
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%821823813863754665811
21-40 %2561225910267112641326911258122665
over 100%589477439528557535503
total781681671661681631700
exposed wood core < 1 handto 20%30314121310.30
21-40 %5310275295174205193252
over 100%5312320610393132132
total50607151505050
exposed wood core 1-4 handsto 20%30212111624330
21-40 %306223235174164255222
over 100%126921448383102101
total40506150407150
exposed wood core > 4 handsto 20%20100011412220
21-40 %13310211213483215131
over 100%53413262317251
total20202030206130
crack <= 1 mto 20%00000.0.110.00
21-40 %00111111112110
over 100%0.000.0.0.0.00
total00000000000000
crack > 1 mto 20%0000000.0.0.00
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%0.1011110.1010
total00000000001000
stem breakage > 1/2 crownto 20%00000.0.112200
21-40 %21112111212120
over 100%0.0.100.0.0000
total00000000001000
broken boleto 20%00000.0.0.0.00
21-40 %11111111111110
over 100%0.000.0.220000
total00000000000000
defoliation > 50%to 20%00000.0.002200
21-40 %00101021115321
over 100%0.00000.0.0000
total00000000002100
dead terminalto 20%001111210.3210
21-40 %423121312111451
over 100%53112111215231
total10101010103010
canker < 1/2 circumferenceto 20%0000000.110.00
21-40 %11112111111110
over 100%0.11000.110.00
total00000000000000
canker > 1/2 circumferenceto 20%0000000.000000
21-40 %10101100111110
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%0.000.11110010
total00101010001010
resinosisto 20%30311121214330
21-40 %5116315422529572151
over 100%0.8342411231051
total20403050712040
insectsto 20%00000.0.0.0.00
21-40 %11100000000000
over 100%0.0.000.0.0.00
total00000000000000
main branch missingto 20%1000320.114210
21-40 %31314221425231
over 100%0.311100321120
total10101010101010
conkto 20%0000000.000.00
21-40 %10111000101110
over 100%0.0.100.110.00
total00000000000000
damage by birdto 20%000.0.0.0.0.00
21-40 %00100010100010
over 100%0.0.0.110.1100
total00000000000000
lying liveto 20%00000.0.110.00
21-40 %21212152423231
over 100%0.1131420.1121
total00001020101010
standing deadto 20%304131514210330
21-40 %216295255236224285252
over 100%1801136252836381
total30716161507150
lying deadto 20%20412121215320
21-40 %204296184377256195242
over 100%337292124634171
total30614081614050
totalto 20%..............
21-40 %..............
over 100%..............
total..............
© WSL, Swiss National Forest Inventory, 01.02.2016 #201730/187967
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