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NFI3
stem number: diameter classes · main tree species · protection forest region
unit: n/ha
unit of evaluation: accessible forest without shrub forest NFI3/NFI4
grid: grid NFI4 2009-2013
state 2004/06
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alpsoverall
diameter classesmain tree species n/ha± % n/ha± % n/ha± % n/ha± % n/ha± % n/ha± % n/ha± %
12-15 cmspruce2694193112321355111415325
fir14917121020335143233107
pine16816416011268250100317
larch05915115315214241119412
stone pine......2363290100122
other conifers1290100158071342..121
beech227161420146312301916165
maple71272771952615033669
ash515323528345242526410
oak231074..343..432220
chestnut0100....1100..2321320
other broadleaves91112151818212314253814167
total88499594810189481207962
16-23 cmspruce3595285411501268101715434
fir16817121317430230335116
pine226265157212211230100414
larch04914715420157221418510
stone pine......4276270100119
other conifers125173138158140..118
beech326231127137333333415245
maple9121115101852814323578
ash7125211426439255438610
oak42214201003400100732316
chestnut0100....0100..3116416
other broadleaves9129161325171715234112157
total1154121513471377117715361252
24-35 cmspruce298618591143115682015414
fir14915121115238142334106
pine3202532451222922155412
larch1340521721815916141659
stone pine......531723..118
other conifers13207401000710100..026
beech326211325126324291716225
maple710915131613714313567
ash7126311118360151235610
oak516147161146..426313
chestnut......17101001817217
other broadleaves513325619524338201377
total10431185128697791610151062
36-51 cmspruce2254564072694271613303
fir137119111223613322985
pine51114813452452115739
larch0260500671613101381447
stone pine..0100..228322..117
other conifers041........0100039
beech23511122011144331716144
maple31121741406205205027
ash513124525074050141310
oak315065042168072134113
chestnut..0100..0720100620119
other broadleaves215132132230135417210
total763734845556655456692
>= 52 cmspruce1262372681113188913163
fir7881061313813012955
pine116056058142126071112
larch032047140121361451538
stone pine......133126..020
other conifers0410100......0100038
beech7741651614613921946
maple024036035..074..017
ash115043131..0100072113
oak118..050..074060116
chestnut......0700100323022
other broadleaves0311491500610100050022
total313375406278286217312
totalspruce1235222521171639239676101623
fir636678521012276241026444
pine111254653948183418254159
larch222332443811037115212206
stone pine..0100..152320190100415
other conifers4181752401584370100315
beech1164749969202813237913803
maple267301434121122429729215
ash2581619351810346441226197
oak15142341368311761725911
chestnut01000100..271010081141013
other broadleaves268261240174516322210311405
total4132447348044174397443944281

calculated by unit of reference: protection forest region

© WSL, Swiss National Forest Inventory, 16.04.2015 #183269/169745
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