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NFI3–NFI4
net increment
site quality · main tree species
unit of reference: protection forest region
unit: 1000 m³/yr
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: 1.4 x 1.4 km grid
change2004/06–2009/17
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
site qualitymain tree species1000 m³/yr± %1000 m³/yr± %1000 m³/yr± %1000 m³/yr± %1000 m³/yr± %1000 m³/yr± %1000 m³/yr± %
lowspruce38261241672203530702475134610
fir32281739555210801000.5821
pine15564940847-2161-013580.3219
larch0.03980.3127155013385621
stone pine0.0100173856182801002725
other conifers2491490650.0610.434
beech90173535164211520.0.14615
maple21447774432590.0.1544
ash74838629712120.0.1338
oak376098-01012440.0.548
chestnut01000.0.11340.0.198
other broadleaves555116021233820115901001042
total18014192141031784191021921346857
moderatespruce1141626414892416417297121601710946
fir66178621452321391432194725911
pine01000235-3110195951496602655
larch0100279-0278101145822522720711
stone pine0.-11000.278550078555
other conifers01000.-1100-0153-03120100-192
beech562014100114318431251225814018
maple93219266557308448615816
ash2501140293-15525384552329
oak0.-0890.1100-1153464479
chestnut0.0.0.0.0.-998-998
other broadleaves11103931133125985814694033
total24811398121491834511412102791418465
goodspruce37993361029511-163411122236611586
fir299828511121141153303542077616
pine-1898211104210.-110005101679
larch13305672188110001589021642239
stone pine0.0.0.0.0.0.0.
other conifers144906015501000.11001743
beech3798127151181595566156337106
maple3328272525300823-11928639316
ash611928291186197-1191283412816
oak1642647-392-028529014403528
chestnut0.01000.0100-010060355435
other broadleaves342422895110-1234675612410217
total12265819757692155152182561530814
very goodspruce91967123443741130.810010476
fir513884183232-41090.0.6257
pine28320721950.0.0.3030
larch292826523801000.0.3325
stone pine0.0.0.0.0.0.0.
other conifers28340.0570.0.0.2934
beech5566642024472550.3866486
maple1111564523460590.010012015
ash17312412914414780.18419611
oak8717060114302480.0998917
chestnut31010.0.-11000.-1710829
other broadleaves11315485-14964670.-29211816
total2560423513119229640.99329343
totalspruce14484792749892031547791991636493
fir909547982021130374426235317254
pine2845669-1509186651786636034
larch4121943410413312732167233109
stone pine0.-1200173114922250623222
other conifers45271391218043104241945026
beech10814246111681328321840812816754
maple155126017372993676616432909
ash2411046243039510348533303699
oak10515744-21283461306193313714
chestnut39401000.-1245-010049464744
other broadleaves152131069710119441546712427411
total4208216564944645896657565986192
© WSL, Swiss National Forest Inventory, 21.06.2020 #805598/271929
NFI2–NFI3
net increment
site quality · main tree species
unit of reference: economic region
unit: 1000 m³/yr
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: 1.4 x 1.4 km grid
change1993/95–2004/06
site quality
lowmoderategoodvery goodtotal
economic regionmain tree species1000 m³/yr± %1000 m³/yr± %1000 m³/yr± %1000 m³/yr± %1000 m³/yr± %
Western Juraspruce5117652012115852427611
fir224850191441186163028
pine214501001139-12991246
larch0.-210002590113-1118
stone pine0.0.0.0.0.
other conifers1670100088492570
beech362543201031395132757
maple647448212319195014
ash642142113817243418
oak-11780.54711381634
chestnut0.0.0.0.0.
other broadleaves36233164210392123
total7922163134227326109904
Eastern Juraspruce-31640.243357207819
fir1580.33320462437
pine-11300.841-1284761
larch0.0.8822631069
stone pine0.0.0.0.0.
other conifers1690.2939631152
beech15470.6319781415710
maple1820.6339581636
ash3830.103515412726
oak-06290.41178601258
chestnut0.0.0.0.0.
other broadleaves1610.74314772250
total18600.13616211113658
Western Plateauspruce457019066726901916215
fir01001155332435286918
pine0.0.153-1330-1668
larch0.0.3542131567
stone pine0.0.0.0.0.
other conifers0.0.675297862
beech553453302756209514
maple010311019389451928
ash0.0.114538214918
oak01000.104118332825
chestnut0.0.0.167167
other broadleaves0.0.65214502037
total94668417514264104547
Central Plateauspruce46118743242321228010
fir0380048150211531220310
pine02020.246-13041374
larch0.0.154842938
stone pine0.0.0.0.0.
other conifers01000.7587461536
beech113828448261311419211
maple073-09273518252520
ash2681100194129255021
oak1750.74711401928
chestnut0.0.0.0.0.
other broadleaves1660.5425881143
total21343611871459378055
Eastern Plateauspruce31430100752038794648
fir388010037311311417113
pine1620.54321422634
larch01000.45927663158
stone pine0.0.0.0.0.
other conifers01000.25011521344
beech85221007219188102708
maple0760.134329234220
ash4681100253265199515
oak1640.113019303021
chestnut0.0.0.0.0.
other broadleaves270010093736234819
total223838925212913611904
Western Pre-Alpsspruce-197798166122193115816
fir-4116352740263437419
pine0.-11000.0.-1100
larch0.0.0.11001100
stone pine0.0.0.0.0.
other conifers0.0.01000.0100
beech94264013395493320
maple24634954411001026
ash1522494404741031
oak01000.-0270067-01386
chestnut0.0.0.0.0.
other broadleaves1771133-022001001160
total-101611431512216333028611
Central Pre-Alpsspruce3249424519114652533011
fir-0663203719411532726810
pine07940.2860100293
larch01000.079184152
stone pine11000.0.0.1100
other conifers07030.1100-01001115
beech14559688019324013616
maple55625217292422722
ash060-050016292741828
oak08501001590100246
chestnut0.0.0.0.0.
other broadleaves-11450258750288852
total523873315108157197947
Eastern Pre-Alpsspruce10632412820916227926718
fir25227297816243613112
pine0100-17905170110-07131
larch0.0.11051115278
stone pine01000.0.0.0100
other conifers01000100076057143
beech5608627014252710812
maple056637134021622231
ash173574262614344719
oak0.0.0150156256
chestnut0.0.0.0.0.
other broadleaves-0195-016250145031051647
total194071494121093275959
Northwestern Alpsspruce129779253140-416611822
fir85622358320653824
pine071172-01050.165
larch-2985430179272657
stone pine0.01000.0.0100
other conifers01000.0.0.0100
beech562610827247534422
maple4436505322671723
ash04160762434248633
oak068-01002930.279
chestnut0.0.-01000.-0100
other broadleaves36526035811631939
total3045120208120206225112
Central Alpsspruce1729174828397596920
fir-12417489423861830
pine362293082-1101458
larch0.0.01000.0100
stone pine01000.0.0.0100
other conifers03760.01000.0150
beech-02602727555511435
maple15802357439156631
ash01001100554158741
oak0920.167-0100162
chestnut0.0.0.0.0.
other broadleaves14337211481117554
total212930355724174412514
Northeastern Alpsspruce206332314328114110718
fir461-130611341521534
pine0.21000.1100477
larch0.-1806640131575
stone pine0.0.0.0.0.
other conifers01000.01000.090
beech559-3123413010941575
maple-02236372176156941
ash0755538813481545
oak0.0.0.0.0.
chestnut0.0.0.0.0.
other broadleaves-01356-2142672-3861517
total304739337924244817116
Southwestern Alpsspruce223316012114825719510
fir160222367121223223
pine-01254015500.0.1551
larch33317516272010011014
stone pine10304460.0.1425
other conifers0.010001000.092
beech1845427362571523
maple0154432165062727
ash0252541079-0570650
oak266346-0132166634
chestnut04463010011001100180
other broadleaves11041927282-010162226
total7120314830317704247
Southeastern Alpsspruce651626110109160.4347
fir17313335890.1833
pine-1122223111000.2133
larch3721382412320.7716
stone pine14273600.0.1725
other conifers-0243-0750.0.-0112
beech0.14302860.1629
maple01002892470.449
ash0.4291600.526
oak0.268-0960.282
chestnut0.0.01000.0100
other broadleaves010054610450.1633
total116123648130150.6106
Southern Alpsspruce64670243632010011218
fir0.13397720.2036
pine0.2901740.462
larch54451255880.6122
stone pine010001000.0.072
other conifers0.010011000.195
beech0.5417983218315321
maple0.-03089103501001056
ash0.3562527010012825
oak0.-21101034083947
chestnut0.4822265011102657
other broadleaves0.342644222648016
total113522912260154545049
Switzerlandspruce17519858710436968630213
fir3536202106166510713324
pine41154426312117659618
larch7918171123231434233510
stone pine27207350.0.3617
other conifers2450106193433295221
beech10815142126178634614624
maple202432221131195132547
ash1627262116111191103817
oak4694755119701612512
chestnut0446348124642572953
other broadleaves113465171231395202899
total481915545283042658374112
© WSL, Swiss National Forest Inventory, 21.06.2020 #805599/271930
NFI2–NFI3
net increment
site quality · main tree species
unit of reference: protection forest region
unit: 1000 m³/yr
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: 1.4 x 1.4 km grid
change1993/95–2004/06
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
site qualitymain tree species1000 m³/yr± %1000 m³/yr± %1000 m³/yr± %1000 m³/yr± %1000 m³/yr± %1000 m³/yr± %1000 m³/yr± %
lowspruce11852310546322233651664617619
fir274141775531601730.3535
pine21510330460-012540-11220.4104
larch0100-21110.333137215448018
stone pine0.11000871030142701002720
other conifers24201390860.-02430.244
beech751828319471840.0.10714
maple83911310206015401000.1924
ash153014316402520.0.1626
oak13421520912660.0.468
chestnut0.0.0.044630.0.04463
other broadleaves7363880185110401000.1133
total148167140682471201161211354829
moderatespruce6521226148137160122611070248677
fir52197718322722231333133920410
pine010001335493155022312904426
larch-2100544-18075163824512517112
stone pine0.01000.4463600100735
other conifers01000.01000100-07501000107
beech5118204361085421430541714312
maple44911331326432289-030893222
ash242211711435414293562622
oak0.-02650.346268-2110475
chestnut0.0.0.01000.482481
other broadleaves3293582173192754634266517
total176123441214824314836482291215675
goodspruce333102811227813114810916363210446
fir27092331096146715897726146
pine272229412940.11001743021
larch1646112575627212325883131
stone pine0.0.0.0.0.0.0.
other conifers183819615701000.11001935
beech314912014781573628698326148
maple551628201834165247103511211
ash731826213926079160252716111
oak3622378266-0132-09610345018
chestnut0.-01000.1100010022652464
other broadleaves3419104321392821045442212113
total11755703753893031130152601528214
very goodspruce8496752442432570.01009686
fir42485425283221220.0.5087
pine1664010012260.0.0.1761
larch404835219001000.0.4543
stone pine0.0.0.0.0.0.0.
other conifers3329-01000580.0.0.3229
beech5506433041302570.1836356
maple84135385780620.01009512
ash164118441827-05700.0100118810
oak66171561621660.0836916
chestnut1660.0.11000.01110257
other broadleaves7621155804085-010160.2649520
total2302420516137217700.45426534
totalspruce125856079447111951043471121830313
fir772536481601132231833203613314
pine4527295955155121334629718
larch5438845759110147716612233510
stone pine0.192087142517250723617
other conifers5322193138092-01121955221
beech99042061113314152316291532114594
maple15295414352272744910562537
ash25493618691765052628253797
oak1021455734263428294712212
chestnut166-01000.180010026572953
other broadleaves12014303323412226163380162899
total3800213135887742476106504974142
© WSL, Swiss National Forest Inventory, 21.06.2020 #805600/271931
NFI2–NFI3
net increment
site quality · main tree species
unit of reference: protection forest region
unit: 1000 m³/yr
unit of evaluation: accessible forest without shrub forest NFI2/NFI3
grid: 1.4 x 1.4 km grid
change1993/95–2004/06
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
site qualitymain tree species1000 m³/yr± %1000 m³/yr± %1000 m³/yr± %1000 m³/yr± %1000 m³/yr± %1000 m³/yr± %1000 m³/yr± %
lowspruce1277279648312531671664418818
fir264141775531601730.3535
pine215112754601260-11220100587
larch0100-21110.333139207418317
stone pine0.11000871030142701002720
other conifers24201390860.06300.241
beech751828319471840.0.10714
maple8391131189015401000.2023
ash153014316002520.0.1626
oak13421520912660.0.468
chestnut0.0.0.044630.0.04463
other broadleaves73638811342900940.1232
total149167540712376191201213325009
moderatespruce702025214923316412281978229426
fir52198018322722231333143620810
pine0100-01942232155223302904327
larch-2100640-17482154422552318811
stone pine0.01000.4453600100835
other conifers01000.01000100-01380100093
beech5218204361015421430541714412
maple64511321326530289-012053521
ash242211713406368403563220
oak0.-02650.443268-2110471
chestnut0.0.0.01000.482481
other broadleaves210129621822026103437247216
total183123731115922327839982461116815
goodspruce350102921129113124411516373110926
fir271923410102146715897706226
pine262329412940.11001743021
larch1646112575627211565883131
stone pine0.0.0.0.0.0.0.
other conifers183819615701000.11001935
beech3259123148015736286100316338
maple541629191454254247113311212
ash731827204125079160262716411
oak3822558266-0132-09612335617
chestnut0.-01000.1100010023632561
other broadleaves3719104220421991045482012913
total12095723755793229137152721429134
very goodspruce8626752442432570.01009816
fir42785325263521220.0.5097
pine176117711720.0.0.1956
larch404835219001000.0.4543
stone pine0.0.0.0.0.0.0.
other conifers3528-01000580.0.0.3528
beech5586423042293580.1836456
maple85135385800620.01009512
ash165118441827-056360.0100119010
oak69171563601590.0837317
chestnut1660.0.-12270.011100561
other broadleaves8320175201172-010160.26410419
total2342420616138218630.45426974
totalspruce129456499473112051046271211731813
fir777536781641132231833213413434
pine4627293773155123324619818
larch543884275911714851567203589
stone pine0.192087142517250723617
other conifers5522193138092-07731955421
beech101042101113613172316291552114884
maple15395613332882544911522577
ash25493718731774283729243907
oak10814646442733282104213212
chestnut166-01000.018472010027552954
other broadleaves12914313223432225202888153129
total3882213695921744476565535976782
© WSL, Swiss National Forest Inventory, 21.06.2020 #805601/271932
NFI3–NFI4
net increment
site quality · main tree species
unit of reference: economic region
unit: 1000 m³/yr
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: 1.4 x 1.4 km grid
change2004/06–2009/17
site quality
lowmoderategoodvery goodtotal
economic regionmain tree species1000 m³/yr± %1000 m³/yr± %1000 m³/yr± %1000 m³/yr± %1000 m³/yr± %
Western Juraspruce26301021714513123173978
fir2332601815411128143657
pine-137601004141-14612371
larch0.0100187087273
stone pine0.0.0.0.0.
other conifers1670100-024321763134
beech632149211311295133387
maple39593415319643624
ash548162153623224418
oak2700.44612531837
chestnut0.0.0.0.0.
other broadleaves34611009476522028
total12517222124777397912234
Eastern Juraspruce010160.314047237721
fir1670.104722303424
pine083730.-21975572235
larch0.0.365-11062122
stone pine0.0.0.0.0.
other conifers1780.05810591151
beech11520.3337791712315
maple-11210.48216351935
ash21200.83221323024
oak-06140.59212371739
chestnut0.0.0.0.0.
other broadleaves21040.7389471730
total16430.9922220113339
Western Plateauspruce353104970251061918913
fir-0100457302542327620
pine0.0.09212741252
larch0.0.3659491239
stone pine0.0.0.0.0.
other conifers0.0.7727581446
beech21123563134791711515
maple096112163814472033
ash0.0.77944285126
oak01000.-219622382045
chestnut0.0.0.31013101
other broadleaves0.0.124027363927
total560184116517353105407
Central Plateauspruce11061744127276103209
fir312618056201841324511
pine02690.02684835838
larch0.0.15212461343
stone pine0.0.0.0.0.
other conifers01000.7475511234
beech1145-11306917132122119
maple-02280387315319282231
ash-12250100173617413427
oak1970.43512441832
chestnut01000.0.0.0100
other broadleaves-11830.54125383033
total165121172041269079135
Eastern Plateauspruce7730100932036894698
fir4850.43241341418112
pine1970.-311216321444
larch0.0.5478451433
stone pine0.0.0.0.0.
other conifers01000.-151761016125
beech213357111415170112918
maple014020.511054225922
ash1661100134071198617
oak05440.47829253324
chestnut0.0.0.01000100
other broadleaves0379-0100218546214822
total164557127812902512004
Western Pre-Alpsspruce12781081910419155623912
fir-213255275426310811018
pine0.0.0.0.0.
larch0.0.1100286366
stone pine0.0.0.0.0.
other conifers0.0.0.0.0.
beech86294731296725521
maple25455211401721928
ash372433753-2831341
oak-01630.12660781238
chestnut0.0.0.0.0.
other broadleaves091255-21180.1243
total2449182142081524434408
Central Pre-Alpsspruce622061301921348273629
fir66225332181276183239
pine3980.383072664
larch01000.3980100481
stone pine01000.0.0.0100
other conifers1570.0600.142
beech14578487619482214613
maple6696409425472625
ash-036327421273702525
oak085-01002620100355
chestnut0.0.0.0.0.
other broadleaves160372-0143514824102
total9318104225258182149015
Eastern Pre-Alpsspruce1636502321712314531410
fir37428299816233715212
pine010001128-0544-0100-0221
larch0.0.167151240
stone pine01000.0.0.0100
other conifers0100-11001540570281
beech5628518419126511017
maple0501258153615181851
ash11790736127012462441
oak0.0.-3801149-2115
chestnut0.0.0.0.0.
other broadleaves-02180326-3131-2192-4114
total252986194221079306147
Northwestern Alpsspruce492696274934105320415
fir1441228811361652933
pine0730235-01550.-0334
larch-010027811131178466
stone pine0.-11000.0.-1100
other conifers01000.0.0.0100
beech1261-432320429503847
maple-2119104485012111642
ash0127678-14933173894
oak086-01003630.462
chestnut0.0.01000.0100
other broadleaves-1116-2793853653123
total7325108299421284330513
Central Alpsspruce25362936443144910018
fir258123715305923424
pine091307101060681237
larch0.0.-21000.-1100
stone pine11000.0.0.1100
other conifers0720.0.0.072
beech4127-113118293852333
maple01661836510287844
ash010018022812885114
oak-01010.0580.0151
chestnut0.0.0.0.0.
other broadleaves1126-03233114175577
total333241298822153917612
Northeastern Alpsspruce29321211434409928427
fir05144988533601641
pine0.-31000.1100-2176
larch0.-027831471593123
stone pine0.0.0.0.0.
other conifers01000.-01000.0207
beech84145315348903526
maple451443220306221048
ash2117153-211612842246
oak0.0.0.0.0.
chestnut0.0.0.0.0.
other broadleaves099294458011417651
total422624686431234915319
Southwestern Alpsspruce353016417-1634411320315
fir210821391153-41093037
pine-216119590.0.1866
larch3127101141100010013312
stone pine8562780.0.1149
other conifers0.-015301000.0431
beech115218439552552832
maple2597300823059936
ash1212-15521974785103
oak2441100-02850248346
chestnut11340.0100-1100-1245
other broadleaves3821259-12344671944
total84193451121559644589
Southeastern Alpsspruce702429712111220.4779
fir0100143230350.4426
pine-013585149-11000.5178
larch15505822015890.7321
stone pine18285500.0.2225
other conifers061-03120.0.0424
beech0.12516610.1840
maple0.844-11920.766
ash0.538-11910.485
oak0.-11532900.1306
chestnut0.0.-01000.-0100
other broadleaves011598586750.1546
total1021941210152180.6657
Southern Alpsspruce751160172366810019916
fir0.194742070.2353
pine0.66005100.663
larch13385227021640.6723
stone pine01000780.0.062
other conifers0.010011000.194
beech0.225856333868128
maple0.86186301001643
ash0.45528341843330
oak0.46414400991933
chestnut0.-9986035-1714946
other broadleaves010014696124-2927124
total213427914256159935659
Switzerlandspruce3421010966116461046636533
fir5721253117616623717174
pine32312754165929316033
larch562120711223833253119
stone pine27255580.0.3223
other conifers434-292164430345026
beech14315139187066647616654
maple154658169116120152889
ash1438233012816200123749
oak5494803429891713714
chestnut197-998543513974744
other broadleaves10414033103171171627511
total678718425308142935386092
© WSL, Swiss National Forest Inventory, 21.06.2020 #805602/271933
NFI2–NFI3
net increment
site quality · main tree species
unit of reference: production region
unit: 1000 m³/yr
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: 1.4 x 1.4 km grid
change1993/95–2004/06
production region
JuraPlateauPre-AlpsAlpsSouthern Alps Switzerland
site qualitymain tree species1000 m³/yr± %1000 m³/yr± %1000 m³/yr± %1000 m³/yr± %1000 m³/yr± %1000 m³/yr± %
lowspruce25381049191191351664617718
fir2346384-320913380.3535
pine1405168038721450.4103
larch0.0100010070185447917
stone pine0.0.195252001002820
other conifers2500750137-065930.245
beech51232427293110420.10714
maple8421508394460.1924
ash93865134011790.1626
oak-11812570803530.469
chestnut0.0.0.-011790.-01179
other broadleaves449452-13114480.1133
total9621502358472661011354829
moderatespruce6619198817421546770248617
fir5119211383186317133920410
pine01000.-16241262904326
larch-21000.0.12113512517312
stone pine0.0.0.7360100735
other conifers01000.0100019901000107
beech432074021352238541714112
maple447115210271824-030893222
ash14217166014263562621
oak0.0.0100639-2110476
chestnut0.0.0.0100482481
other broadleaves33101001159282334266517
total1661312502941586762291215615
goodspruce14413189144531021913363210386
fir1491112014313940227726156
pine192873121171801743121
larch8818361858485883131
stone pine0.0.0.0.0.0.
other conifers281164116907311001935
beech165111481415912502198326138
maple2720282435211426103511211
ash2026542347181939252716311
oak9572722212337910345018
chestnut0.0.0.110422652463
other broadleaves1331202519382331442212313
total5587617810316378102601528194
very goodspruce14116710710722156401009706
fir10416321980207560.5107
pine-2188185517403230.1859
larch25938502622610.4543
stone pine0.0.0.0.0.0.
other conifers1352193302220.0.3229
beech172103788612424401836366
maple2823561657243601009412
ash31231331220306420100118910
oak193347202431740836916
chestnut0.1660.110001110257
other broadleaves2348542147110802649420
total53271775428214702845426583
totalspruce35499086751991461121830233
fir32784457470712212203613334
pine18372738217545254629718
larch984464234720310612233710
stone pine0.0.19532180723617
other conifers1742362615501251955221
beech431655762679104161532114574
maple671486135816401510562527
ash6115193107414392128253827
oak27327615452122894712212
chestnut0.1660.18326572953
other broadleaves422878162334651980162889
total13534245231654515764504974092
© WSL, Swiss National Forest Inventory, 21.06.2020 #805603/271934
NFI2–NFI3
net increment
site quality · main tree species
unit of reference: economic region
unit: 1000 m³/yr
unit of evaluation: accessible forest without shrub forest NFI2/NFI3
grid: 1.4 x 1.4 km grid
change1993/95–2004/06
site quality
lowmoderategoodvery goodtotal
economic regionmain tree species1000 m³/yr± %1000 m³/yr± %1000 m³/yr± %1000 m³/yr± %1000 m³/yr± %
Western Juraspruce797701813814952230910
fir224850191441191163078
pine214501001139-12991246
larch0.-210002590113-1118
stone pine0.0.0.0.0.
other conifers1670100088492570
beech362543201071293132797
maple647546202619195114
ash642142113817243518
oak-11780.54611381634
chestnut0.0.0.0.0.
other broadleaves3621148103810392325
total8021169124467340910354
Eastern Juraspruce-31640.243357207819
fir1580.33320462437
pine-11300.841-1284761
larch0.0.8822631069
stone pine0.0.0.0.0.
other conifers1690.2939631152
beech15470.6319811416010
maple1820.6339611537
ash3830.103514432627
oak-06290.41178601258
chestnut0.0.0.0.0.
other broadleaves1610.74318642645
total18600.13616217113718
Western Plateauspruce457-021006726911916215
fir01001155332435286918
pine0.0.0180-2253-1306
larch0.0.3543123565
stone pine0.0.0.0.0.
other conifers0.0.675297862
beech5535474135601911016
maple0103110110349452026
ash0.0.114339215018
oak01000.133818343024
chestnut0.0.0.167167
other broadleaves0.010065315452235
total94678019015270104767
Central Plateauspruce46118743242341128210
fir0380048150201521320210
pine02020.246-13141361
larch0.0.154842938
stone pine0.0.0.0.0.
other conifers01000.7587461536
beech113828448251291519111
maple073-09264318252422
ash2681100174629254922
oak1750.74710451831
chestnut0.0.0.0.0.
other broadleaves1660.4516741243
total21343611861459278015
Eastern Plateauspruce31430100752038794668
fir388010038311321417312
pine1620.54322402833
larch01000.45927663158
stone pine0.0.0.0.0.
other conifers01000.25013471540
beech85221006821192102708
maple0760.134330224320
ash4681100253267199715
oak1640.113023303422
chestnut0.0.0.0.0.
other broadleaves270010093735244719
total223838925113928512044
Western Pre-Alpsspruce-1692113176522183118015
fir-4116352740263437519
pine0.-11000.0.-1100
larch0.0.0.11001100
stone pine0.0.0.0.0.
other conifers0.0.01000.0100
beech94263813395493320
maple24634554311001025
ash1522494404741031
oak01000.-0270067-01386
chestnut0.0.0.0.0.
other broadleaves177186-0220198277
total-72281601512616332931010
Central Pre-Alpsspruce2860454319913652533811
fir-0663203719511532727010
pine05420.2860100290
larch01000.079184152
stone pine11000.0.0.1100
other conifers07030.1100-01001115
beech15549688219324013816
maple65525218273412821
ash060-050017292741928
oak08501002510100342
chestnut0.0.0.0.0.
other broadleaves-11450240751370949
total494275315238158198097
Eastern Pre-Alpsspruce10632612222316227928217
fir25227298516243613812
pine0100-17905170110-07131
larch0.0.11051115278
stone pine01000.0.0.0100
other conifers01000100076057143
beech5609587214252711011
maple056735143921622330
ash173860262514344919
oak0.0.0150156256
chestnut0.0.0.0.0.
other broadleaves-0195-0315116631051360
total194075464331093276209
Northwestern Alpsspruce157985232943-416612521
fir85623348340653923
pine0710454-010511001105
larch-2986400179272752
stone pine0.01000.0.0100
other conifers01000.0.0.0100
beech562610829236534622
maple4436506312671823
ash04160762531248731
oak068-01003710.364
chestnut0.0.-01000.-0100
other broadleaves265117845212611940
total3342127198320216026412
Central Alpsspruce1728204229397567320
fir-124174894221991635
pine362293082-0149555
larch0.0.01000.0100
stone pine01000.0.0.0100
other conifers03760.01000.0150
beech-02602727556471534
maple156023570668361482197
ash0701100748158937
oak0920.1671111257
chestnut0.0.0.0.0.
other broadleaves1393723821111745
total222833325625184213014
Northeastern Alpsspruce225938284328114111417
fir461-130611341521534
pine0.15190.11002202
larch0.-1746640131576
stone pine0.0.0.0.0.
other conifers01000.01000.090
beech559-4114413010891574
maple-073263721761120943
ash0755538793481644
oak0.0.0.0.0.
chestnut0.0.0.0.0.
other broadleaves-013240-2142668-3912347
total314442327924254817715
Southwestern Alpsspruce253116412124425720510
fir160222367121223223
pine126015520.0.1551
larch33318215272010011714
stone pine10304450.0.1425
other conifers0.010001000.092
beech1845427363581723
maple0154530254062825
ash0252636079-05636742
oak266443-0132159733
chestnut0446301001100-1227018472
other broadleaves2902026199-010162225
total7619327832298634447
Southeastern Alpsspruce67162819115160.4627
fir17313335890.1833
pine-1122233011000.2332
larch3920442211560.8515
stone pine14273600.0.1725
other conifers0630-01380.0.-0773
beech0.14302860.1629
maple01002892470.449
ash0.8401600.837
oak0.268-0960.282
chestnut0.0.01000.0100
other broadleaves094103410450.2028
total120123998137150.6565
Southern Alpsspruce64478223731010012117
fir0.14367700.2134
pine01002901740.461
larch74155235880.6720
stone pine010001000.0.072
other conifers0.010011000.195
beech0.54171003118315521
maple0.-01205113301001152
ash0.3562627010012924
oak0.-211012330831042
chestnut0.4822363011102755
other broadleaves0.372448202648815
total133224611272144545359
Switzerlandspruce18818930610916981631673
fir3536206106246511713444
pine5944227302118609618
larch831718911323144413579
stone pine27208350.0.3617
other conifers242092193435285421
beech10815144126388645614934
maple202334211131296122577
ash1627322016411192103927
oak4694715717741613512
chestnut04463481256104592954
other broadleaves1133721613013104193129
total499916655292342700376722
© WSL, Swiss National Forest Inventory, 21.06.2020 #805604/271935
NFI3–NFI4
net increment
site quality · main tree species
unit of reference: economic region
unit: 1000 m³/yr
unit of evaluation: accessible forest without shrub forest NFI3/NFI4
grid: 1.4 x 1.4 km grid
change2004/06–2009/17
site quality
lowmoderategoodvery goodtotal
economic regionmain tree species1000 m³/yr± %1000 m³/yr± %1000 m³/yr± %1000 m³/yr± %1000 m³/yr± %
Western Juraspruce25311031616613130164248
fir2332601815411132143697
pine134501004141-14614225
larch0.0100187087273
stone pine0.0.0.0.0.
other conifers1670100-024321763134
beech622151211321298133427
maple39593218308773824
ash548162163523224417
oak2700.44312531837
chestnut0.0.0.0.0.
other broadleaves44328313426522527
total12617225115087410912694
Eastern Juraspruce010160.314047237721
fir1670.104722303424
pine083730.-21975572235
larch0.0.365-11062122
stone pine0.0.0.0.0.
other conifers1780.05810591151
beech11520.3535741912116
maple-11210.47820322331
ash21200.83226313524
oak-06140.59212371739
chestnut0.0.0.0.0.
other broadleaves21040.73815442331
total16430.10222230113459
Western Plateauspruce353104970251071819013
fir-0100457302541327520
pine0.0.07312741218
larch0.0.36513451738
stone pine0.0.0.0.0.
other conifers0.0.7727531444
beech21123563234821711814
maple096112163713472033
ash0.0.87446275325
oak01000.-215923372145
chestnut0.0.0.31013101
other broadleaves0.0.133834304724
total560184116716371105607
Central Plateauspruce11061744127276103209
fir312618056201841324411
pine02690.02684835838
larch0.0.15212461343
stone pine0.0.0.0.0.
other conifers01000.7475511234
beech1145-11306917132122119
maple-02280387315319282231
ash-12250100173617413427
oak1970.43512441832
chestnut01000.0.0.0100
other broadleaves-11830.54125383032
total165121172041269079125
Eastern Plateauspruce77301001012036994788
fir4850.44241341418212
pine1970.-311216311443
larch0.0.5478451433
stone pine0.0.0.0.0.
other conifers01000.-1517975988
beech213357111715172112968
maple014020.416054225823
ash1661100153772198816
oak05440.66429253523
chestnut0.0.0.01000100
other broadleaves0379-0100315648205121
total164557129012912512244
Western Pre-Alpsspruce15661201710719194926211
fir-213256265426310811218
pine0.0.0.0.0.
larch0.0.1100286366
stone pine0.0.0.0.0.
other conifers0.0.0.0.0.
beech86294631296705521
maple25454811401721927
ash372433753-2831341
oak-01630.12660781238
chestnut0.0.0.0.0.
other broadleaves091348-21181100396
total2745197132111430384698
Central Pre-Alpsspruce692067291961348273809
fir65724332311376183359
pine3970.383072663
larch01000.3980100481
stone pine01000.0.0.0100
other conifers0570.0600.142
beech14578487519482214513
maple76564010415472725
ash-036327421274582724
oak085-01002600100354
chestnut0.0.0.0.0.
other broadleaves160370-07142166585
total10218110225428184149335
Eastern Pre-Alpsspruce2132652422712314534510
fir274292910016233715412
pine010001128-0544-0100-0221
larch0.0.167151240
stone pine01000.0.0.0100
other conifers0100-11001540570281
beech5629468619126511316
maple0502137163515182048
ash11792121127012462639
oak0.0.-3801149-2115
chestnut0.0.0.0.0.
other broadleaves-0218-1136-2198-2192-5113
total312710519438979306547
Northwestern Alpsspruce552411523503495322914
fir1441228811361652933
pine062187-01552100290
larch-0100211011131178478
stone pine287-11000.0.1245
other conifers010019301000.181
beech1454-432320418504044
maple-2128113875612111740
ash0127674-16486971170
oak086-01004630.462
chestnut0.0.01000.0100
other broadleaves-1132-4914803603214
total8422128259721313734112
Central Alpsspruce27343135433144810417
fir2581236133941183127
pine07600710881582170
larch0.0.-11000.-1100
stone pine11000.0.0.1100
other conifers0720.0.0.072
beech4127-113119283822431
maple38917774502511137
ash08018022272885101
oak-01010.05801000123
chestnut0.0.0.0.0.
other broadleaves2102-0339497163764
total382943288721164018412
Northeastern Alpsspruce31301510134409928926
fir05145958533601641
pine0100-14310.110001137
larch110003213147159587
stone pine0.0.0.0.0.
other conifers0100-0100-01000.-0102
beech841741153412684124
maple445443220306221045
ash2107373-211612844108
oak010011000.0.196
chestnut0.0.0.0.0.
other broadleaves085285556011417648
total472436516431274517317
Southwestern Alpsspruce3531167181422411320715
fir310822391148-41093135
pine-39620580.0.1771
larch3427113131100010014812
stone pine10502780.0.1245
other conifers0.-015301000.0431
beech115218439542482931
maple25982809460591035
ash121261111974731262
oak2441105-02220101444
chestnut11340.0100-08791364
other broadleaves477184321094672832
total871937511274411554989
Southeastern Alpsspruce812132911129200.5388
fir0100143231350.4526
pine-013361082-11000.1091
larch20416820041530.8919
stone pine19265450.0.2523
other conifers0136-03360.0.01157
beech0.12506610.1839
maple0.845-11920.767
ash0.635-21680.477
oak0.-11532900.1306
chestnut0.0.-01000.-0100
other broadleaves014515367650.2332
total121174689171170.7587
Southern Alpsspruce1141178162562710022215
fir0.234042070.2746
pine010066005100.663
larch1834732009360.9218
stone pine0720780.0.053
other conifers0.010011000.194
beech0.235563303868925
maple0.956105401001939
ash0.45436281844125
oak0.46313420991835
chestnut0.-9986732-1715641
other broadleaves010016607321-2928721
total292932712292139936578
Switzerlandspruce384912096123561059638943
fir5821260107786625717494
pine41983543255232297229
larch701924910233838243698
stone pine32226510.0.3820
other conifers436-1320164434325525
beech14615148177236654617054
maple194064159616123153059
ash1537352613815211114108
oak5495673529901614014
chestnut197-998603221875639
other broadleaves1237542712715135143349
total748720575323243004391282
© WSL, Swiss National Forest Inventory, 21.06.2020 #805605/271936
NFI3–NFI4
net increment
site quality · main tree species
unit of reference: production region
unit: 1000 m³/yr
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: 1.4 x 1.4 km grid
change2004/06–2009/17
production region
JuraPlateauPre-AlpsAlpsSouthern Alps Switzerland
site qualitymain tree species1000 m³/yr± %1000 m³/yr± %1000 m³/yr± %1000 m³/yr± %1000 m³/yr± %1000 m³/yr± %
lowspruce2731124693182071375134510
fir253177276317350.5821
pine-1552194396-15010.3203
larch0.0.0100452513385721
stone pine0.0.171272501002825
other conifers2540711491440.435
beech75191440263624400.14415
maple2157015359534840.1545
ash74703553893930.1339
oak211529602772450.549
chestnut0.01000.11380.1100
other broadleaves546-118115248201001041
total144163630146153341021346837
moderatespruce1041710452151460291601710946
fir6118545107175724194725611
pine01000.0103421686602655
larch01000.0.16112522720911
stone pine0.0.0.559078557
other conifers01000.-1100-01820100-291
beech502176024283247225814217
maple9341115114129208615816
ash16217854612484552329
oak0.0.-0100-01152464480
chestnut0.0.0.0.-998-998
other broadleaves1101-0100547204614693933
total2271223323661193772791418475
goodspruce1761220414502823815236611566
fir16911129133719721842077636
pine2358-3129397-113205101647
larch4529374654176021642240
stone pine0.0.0.0.0.0.
other conifers-016951449246010011001843
beech166122121119312691856337116
maple19301453352216458639216
ash222738264126-2350283412915
oak952768-166554814403429
chestnut0.0.0.010660355435
other broadleaves15321934-51051742612410217
total5827644811456418112561530804
very goodspruce17114748694222743810010476
fir154133599105168900.6267
pine32352525-01842770.3030
larch-113629273431650.3325
stone pine0.0.0.0.0.0.
other conifers115817420580.0.2934
beech172113837672121443866466
maple2333881771011149010012015
ash431913015134696418419611
oak2333631919502040998917
chestnut0.31010.-1100-1710727
other broadleaves14369817-1320743-29211616
total61271945429013762499329323
totalspruce479797459036107361991636473
fir40875007590715514235317254
pine4246243167121736636133
larch46938228402101167233139
stone pine0.0.17133230623323
other conifers13493232111811501945026
beech46266176314914816812816744
maple5220103166220502016432899
ash7214170136320215333303709
oak342772191464744193313614
chestnut0.3940.-128349464744
other broadleaves352111615-0385374926712427211
total15634264931949417675565986162
© WSL, Swiss National Forest Inventory, 21.06.2020 #805606/271937
NFI2–NFI3
net increment
site quality · main tree species
unit of reference: production region
unit: 1000 m³/yr
unit of evaluation: accessible forest without shrub forest NFI2/NFI3
grid: 1.4 x 1.4 km grid
change1993/95–2004/06
production region
JuraPlateauPre-AlpsAlpsSouthern Alps Switzerland
site qualitymain tree species1000 m³/yr± %1000 m³/yr± %1000 m³/yr± %1000 m³/yr± %1000 m³/yr± %1000 m³/yr± %
lowspruce33001049201221441564418918
fir2346384-320913380.3535
pine1405168031331100100586
larch0.0100010072187418317
stone pine0.0.195252001002820
other conifers250075013702060.242
beech51232427293110420.10714
maple7421508395410.2023
ash93865134011650.1626
oak-11812570803530.469
chestnut0.0.0.-011790.-01179
other broadleaves449452-13115450.1132
total9821502358482801013325009
moderatespruce7118-0735019620587778229356
fir5119211383186517143620810
pine01000.-16240282904227
larch-21000.0.13412552319011
stone pine0.0.0.7350100735
other conifers01000.010001520100093
beech442083722342239541714312
maple545115211251823-012053521
ash14217185219253563220
oak0.0.0100638-2110472
chestnut0.0.0.0100482481
other broadleaves11410711105322237247216
total1721212483201493052461116745
goodspruce16113190144791022613373110876
fir1491112114320939227706236
pine192873321171801743021
larch8818361859465883131
stone pine0.0.0.0.0.0.
other conifers281164116907311001935
beech1691115515163115220100316328
maple2522292437201245113311212
ash2126532347182036262716611
oak956292229446312335617
chestnut0.0.0.110423632561
other broadleaves1729202616472529482012913
total582762881070638992721429124
very goodspruce15216713710722156301009836
fir10915319980205750.5117
pine-2188195317411150.1955
larch25939502622610.4543
stone pine0.0.0.0.0.0.
other conifers1352223202220.0.3528
beech175103838612426371836466
maple2823571557043801009512
ash30231351220306400100119110
oak193350212432600837417
chestnut0.1660.-1229011100505
other broadleaves27435621655117626410318
total55371794428314732745427023
totalspruce38799116801897151211731723
fir33384457477712212213413464
pine18372738216745264619818
larch98446423472181067203609
stone pine0.0.19532180723617
other conifers174238251551841955421
beech438657162719108151552114864
maple661487136115391811522567
ash6115195107614451929243927
oak273181154471426104213212
chestnut0.1660.0202927552954
other broadleaves492680162237721888153119
total14054248331721516684535976742
© WSL, Swiss National Forest Inventory, 21.06.2020 #805607/271938
NFI3–NFI4
net increment
site quality
unit of reference: protection forest region
unit: %/yr
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: 1.4 x 1.4 km grid
change2004/06–2009/17
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
site quality %/yr± %/yr± %/yr± %/yr± %/yr± %/yr± %/yr±
low4.30.611.61.610.91.818.33.315.42.83.71.37.90.6
moderate5.90.624.02.615.82.675.34.161.94.149.35.021.40.9
good29.11.449.42.761.03.64.62.522.83.745.35.035.71.1
very good60.81.514.21.812.62.62.01.20.0.1.61.534.01.0
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 21.06.2020 #805608/271939
NFI3–NFI4
net increment
site quality · main tree species
unit of reference: production region
unit: 1000 m³/yr
unit of evaluation: accessible forest without shrub forest NFI3/NFI4
grid: 1.4 x 1.4 km grid
change2004/06–2009/17
production region
JuraPlateauPre-AlpsAlpsSouthern Alps Switzerland
site qualitymain tree species1000 m³/yr± %1000 m³/yr± %1000 m³/yr± %1000 m³/yr± %1000 m³/yr± %1000 m³/yr± %
lowspruce27321246110172281211413879
fir243177285818350.5921
pine1383194395-224401004175
larch0.0.0100552318347019
stone pine0.0.17132230723222
other conifers2540711491760.436
beech74191440263626380.14714
maple2157015359517570.1839
ash74703553893820.1438
oak211529602772440.548
chestnut0.01000.11380.1100
other broadleaves544-118115256901001237
total14416363016314375929297537
moderatespruce1051610452481366391781612076
fir6118545109175723234026410
pine01000.0103430506603543
larch01000.0.18312732025110
stone pine0.0.0.651078650
other conifers01000.-110011990100-1279
beech522176026273543235515116
maple9321115133731199566415
ash16217884322364543525
oak0.0.-01001250463567
chestnut0.0.0.0.-998-998
other broadleaves284-0100557313316605327
total23011233240610106073271220635
goodspruce1981221214519825814256212286
fir16911130133849721942077786
pine2358-3138397-114905102541
larch452937465318309362240
stone pine0.0.0.0.0.0.
other conifers-01695144924608911001843
beech169122151119512701863307286
maple222913593622164510549716
ash232640254126-2427362814015
oak950863-079454813423528
chestnut0.0.0.010667326032
other broadleaves20322132-41202335732112615
total6167660811786445112921332324
very goodspruce17714750698222743710010606
fir1581335891051671060.6287
pine32352624-01844580.3228
larch-113634263431650.3824
stone pine0.0.0.0.0.0.
other conifers115821380580.0.3232
beech170113887672126393866556
maple2433881771012142010012215
ash4819133141443115318420711
oak233364191950880999016
chestnut0.31010.-0842-1711219
other broadleaves2036108161617841-29213514
total63471973429713862299330013
totalspruce507798559726117562221538903
fir41374997607715414274617564
pine6178253067131516637329
larch36942228402411092183708
stone pine0.0.17139210533920
other conifers1349363011182881945524
beech46566256317916015892517164
maple5719102166519561919393059
ash7814174126620353741254068
oak342774181419839183514013
chestnut0.3940.132556415539
other broadleaves4621128142322672087213319
total16224269432047419684657891362
© WSL, Swiss National Forest Inventory, 21.06.2020 #805609/271940
NFI2–NFI3
net increment
site quality
unit of reference: protection forest region
unit: %/yr
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: 1.4 x 1.4 km grid
change1993/95–2004/06
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
site quality %/yr± %/yr± %/yr± %/yr± %/yr± %/yr± %/yr±
low3.90.65.42.17.71.816.83.119.02.32.20.86.50.6
moderate4.60.626.22.616.73.674.13.759.73.345.54.721.10.9
good30.91.553.53.360.74.17.12.121.42.951.54.838.01.2
very good60.61.515.62.415.43.11.71.20.0.0.80.435.81.1
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 21.06.2020 #805610/271941
NFI2–NFI3
net increment
site quality
unit of reference: protection forest region
unit: %/yr
unit of evaluation: accessible forest without shrub forest NFI2/NFI3
grid: 1.4 x 1.4 km grid
change1993/95–2004/06
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
site quality %/yr± %/yr± %/yr± %/yr± %/yr± %/yr± %/yr±
low3.80.65.42.17.71.817.03.018.32.22.50.86.50.6
moderate4.70.627.22.717.33.473.63.660.93.145.94.521.90.9
good31.11.552.83.260.54.07.22.120.82.850.84.637.91.1
very good60.31.515.12.315.02.91.91.20.0.0.80.435.11.1
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 21.06.2020 #805611/271942
NFI2–NFI3
net increment
site quality
unit of reference: economic region
unit: %/yr
unit of evaluation: accessible forest without shrub forest NFI2/NFI3
grid: 1.4 x 1.4 km grid
change1993/95–2004/06
economic region
Western JuraEastern JuraWestern PlateauCentral PlateauEastern PlateauWestern Pre-AlpsCentral Pre-AlpsEastern Pre-AlpsNorthwestern AlpsCentral AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
site quality %/yr± %/yr± %/yr± %/yr± %/yr± %/yr± %/yr± %/yr± %/yr± %/yr± %/yr± %/yr± %/yr± %/yr± %/yr±
low7.71.64.82.81.80.92.60.91.80.7-2.35.46.12.53.01.212.34.817.24.917.67.117.03.018.32.22.50.86.50.6
moderate16.41.90.0.1.41.10.40.20.20.251.66.19.32.712.15.148.26.725.67.324.06.973.63.660.93.145.94.521.70.9
good43.12.736.64.939.84.823.23.120.82.540.56.064.64.269.75.431.65.943.18.444.78.77.22.120.82.850.84.638.11.1
very good32.92.658.45.056.84.873.83.277.12.510.73.219.53.415.03.88.04.614.25.613.96.21.91.20.0.0.80.435.21.1
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 12.07.2020 #805612/271943
NFI2–NFI3
net increment
site quality
unit of reference: economic region
unit: %/yr
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: 1.4 x 1.4 km grid
change1993/95–2004/06
economic region
Western JuraEastern JuraWestern PlateauCentral PlateauEastern PlateauWestern Pre-AlpsCentral Pre-AlpsEastern Pre-AlpsNorthwestern AlpsCentral AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
site quality %/yr± %/yr± %/yr± %/yr± %/yr± %/yr± %/yr± %/yr± %/yr± %/yr± %/yr± %/yr± %/yr± %/yr± %/yr±
low8.01.74.92.81.90.92.60.91.80.7-3.55.86.62.43.11.311.85.017.05.017.37.316.83.119.02.32.20.86.50.6
moderate16.42.00.0.1.41.20.40.20.20.250.06.39.12.711.95.347.86.924.17.422.76.974.13.759.73.345.54.721.00.9
good42.72.837.24.938.54.723.33.121.22.542.66.364.24.269.25.632.36.245.28.545.88.97.12.121.42.951.54.838.21.2
very good32.92.757.75.158.14.773.83.176.72.511.43.419.83.515.64.08.14.813.95.814.36.41.71.20.0.0.80.435.91.1
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 12.07.2020 #805613/271944
NFI3–NFI4
net increment
site quality
unit of reference: economic region
unit: %/yr
unit of evaluation: accessible forest without shrub forest NFI3/NFI4
grid: 1.4 x 1.4 km grid
change2004/06–2009/17
economic region
Western JuraEastern JuraWestern PlateauCentral PlateauEastern PlateauWestern Pre-AlpsCentral Pre-AlpsEastern Pre-AlpsNorthwestern AlpsCentral AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
site quality %/yr± %/yr± %/yr± %/yr± %/yr± %/yr± %/yr± %/yr± %/yr± %/yr± %/yr± %/yr± %/yr± %/yr± %/yr±
low9.91.64.72.00.90.61.70.91.30.65.82.610.91.94.71.324.65.120.55.526.96.717.43.115.92.64.51.38.20.5
moderate17.81.90.0.3.21.30.20.20.40.342.05.111.82.416.02.937.47.123.56.020.88.975.34.061.73.849.84.422.50.9
good40.02.629.45.529.84.422.32.723.72.645.05.058.13.567.04.028.35.547.57.736.79.35.32.322.53.544.44.435.41.1
very good32.32.666.65.566.24.575.62.974.52.76.42.419.72.712.13.39.13.38.53.315.86.62.31.20.0.1.31.232.90.9
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 12.07.2020 #805614/271945
NFI3–NFI4
net increment
site quality
unit of reference: economic region
unit: %/yr
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: 1.4 x 1.4 km grid
change2004/06–2009/17
economic region
Western JuraEastern JuraWestern PlateauCentral PlateauEastern PlateauWestern Pre-AlpsCentral Pre-AlpsEastern Pre-AlpsNorthwestern AlpsCentral AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
site quality %/yr± %/yr± %/yr± %/yr± %/yr± %/yr± %/yr± %/yr± %/yr± %/yr± %/yr± %/yr± %/yr± %/yr± %/yr±
low10.31.74.82.11.00.61.70.91.30.65.52.610.41.94.11.224.05.618.75.527.77.518.33.315.42.83.71.37.90.5
moderate18.22.00.0.3.31.30.20.20.50.341.35.311.52.414.02.735.37.923.26.115.99.375.34.161.94.149.35.021.40.9
good39.02.629.85.530.64.522.32.723.12.647.25.258.23.668.84.030.86.049.98.241.710.34.62.522.83.745.35.035.81.1
very good32.52.666.05.565.44.775.62.975.12.65.52.320.22.812.93.59.13.88.53.315.37.02.01.20.0.1.61.534.11.0
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 12.07.2020 #805615/271946
NFI3–NFI4
net increment
site quality
unit of reference: protection forest region
unit: %/yr
unit of evaluation: accessible forest without shrub forest NFI3/NFI4
grid: 1.4 x 1.4 km grid
change2004/06–2009/17
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
site quality %/yr± %/yr± %/yr± %/yr± %/yr± %/yr± %/yr±
low4.20.612.31.611.61.817.43.115.92.64.51.38.30.5
moderate5.80.625.02.518.12.775.34.061.73.849.84.422.60.9
good29.61.448.02.658.33.45.32.322.53.544.44.435.41.1
very good60.61.514.01.712.22.52.31.20.0.1.31.232.91.0
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 21.06.2020 #805616/271947
NFI2–NFI3
net increment
site quality
unit of reference: production region
unit: %/yr
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: 1.4 x 1.4 km grid
change1993/95–2004/06
production region
JuraPlateauPre-AlpsAlpsSouthern Alps Switzerland
site quality %/yr± %/yr± %/yr± %/yr± %/yr± %/yr±
low7.11.42.10.53.51.616.91.72.20.86.50.6
moderate12.31.50.50.217.82.455.02.345.54.721.10.9
good41.22.425.21.862.33.024.02.151.54.838.01.2
very good39.32.472.41.917.02.24.41.20.80.435.91.1
total100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 21.06.2020 #805617/271948
NFI2–NFI3
net increment
site quality
unit of reference: production region
unit: %/yr
unit of evaluation: accessible forest without shrub forest NFI2/NFI3
grid: 1.4 x 1.4 km grid
change1993/95–2004/06
production region
JuraPlateauPre-AlpsAlpsSouthern Alps Switzerland
site quality %/yr± %/yr± %/yr± %/yr± %/yr± %/yr±
low6.91.42.00.53.41.616.81.62.50.86.50.6
moderate12.31.50.50.218.62.455.82.245.94.521.80.9
good41.42.425.31.962.13.023.32.050.84.637.91.1
very good39.32.472.31.916.42.14.41.20.80.435.21.1
total100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 21.06.2020 #805618/271949
NFI3–NFI4
net increment
site quality
unit of reference: production region
unit: %/yr
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: 1.4 x 1.4 km grid
change2004/06–2009/17
production region
JuraPlateauPre-AlpsAlpsSouthern Alps Switzerland
site quality %/yr± %/yr± %/yr± %/yr± %/yr± %/yr±
low9.21.41.40.47.51.118.91.83.71.37.90.6
moderate14.51.60.90.318.81.953.12.749.35.021.40.9
good37.22.324.31.858.82.423.72.345.35.035.81.1
very good39.22.473.41.814.91.84.31.01.61.534.01.0
total100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 21.06.2020 #805619/271950
NFI2–NFI3
net increment
site quality
unit of reference: protection forest region
unit: 1000 m³/yr
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: 1.4 x 1.4 km grid
change1993/95–2004/06
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
site quality1000 m³/yr± %1000 m³/yr± %1000 m³/yr± %1000 m³/yr± %1000 m³/yr± %1000 m³/yr± %1000 m³/yr± %
low148167140682471201161211354829
moderate176123441214824314836482291215675
good11755703753893031130152601528214
very good2302420516137217700.45426534
total3800213135887742476106504974142
© WSL, Swiss National Forest Inventory, 21.06.2020 #805620/271951
NFI2–NFI3
net increment
site quality
unit of reference: protection forest region
unit: 1000 m³/yr
unit of evaluation: accessible forest without shrub forest NFI2/NFI3
grid: 1.4 x 1.4 km grid
change1993/95–2004/06
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
site quality1000 m³/yr± %1000 m³/yr± %1000 m³/yr± %1000 m³/yr± %1000 m³/yr± %1000 m³/yr± %1000 m³/yr± %
low149167540712376191201213325009
moderate183123731115922327839982461116815
good12095723755793229137152721429134
very good2342420616138218630.45426974
total3882213695921744476565535976782
© WSL, Swiss National Forest Inventory, 21.06.2020 #805621/271952
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