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NFI2

forest area: stand stability · regeneration cover · economic region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
restriction: avalanches SilvaProtect, modelled and assigned = inside perimeter
grid:
state 1993/95
stand stability
n/acriticalless stablestabletotal
economic regionregeneration cover1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
Western Juran/a..........
< 1%..........
1-9%......0.7710.771
10-25%....1.1580.7711.845
26-50%......1.1581.158
51-75%....0.41000.41000.771
76-100%......0.41000.4100
total....1.4503.2334.627
Eastern Juran/a..........
< 1%..........
1-9%..........
10-25%..........
26-50%..........
51-75%..........
76-100%..........
total..........
Western Plateaun/a..........
< 1%..........
1-9%..........
10-25%..........
26-50%..........
51-75%..........
76-100%..........
total..........
Central Plateaun/a..........
< 1%..........
1-9%..........
10-25%..........
26-50%..........
51-75%..........
76-100%..........
total..........
Eastern Plateaun/a..........
< 1%..........
1-9%..........
10-25%..........
26-50%..........
51-75%..........
76-100%..........
total..........
Western Pre-Alpsn/a..........
< 1%..........
1-9%....1.550..1.550
10-25%....0.4100..0.4100
26-50%....0.4100..0.4100
51-75%....0.4100..0.4100
76-100%....0.4100..0.4100
total....2.935..2.935
Central Pre-Alpsn/a..........
< 1%..0.4100..0.7711.158
1-9%..0.41001.4500.7712.537
10-25%....1.450..1.450
26-50%..0.41000.41000.41001.158
51-75%..0.41000.4100..0.771
76-100%..........
total..1.4503.6311.8446.822
Eastern Pre-Alpsn/a..........
< 1%....0.41000.41000.771
1-9%....1.157..1.157
10-25%..........
26-50%....0.4100..0.4100
51-75%......0.41000.4100
76-100%..0.4100....0.4100
total..0.41001.8440.7712.935
Northwestern Alpsn/a..........
< 1%..0.41000.771..1.157
1-9%..1.4502.9350.41004.627
10-25%....1.4500.7712.140
26-50%..0.4100..0.41000.771
51-75%....1.1570.41001.450
76-100%......0.41000.4100
total..2.1406.1232.14010.417
Central Alpsn/a0.3100......0.3100
< 1%....0.3100..0.3100
1-9%..2.4370.3100..2.734
10-25%....0.3100..0.3100
26-50%....0.3100..0.3100
51-75%......0.31000.3100
76-100%....0.3100..0.3100
total0.31002.4371.7440.31004.825
Northeastern Alpsn/a..........
< 1%....0.770..0.770
1-9%..0.41001.4491.1572.934
10-25%....0.41000.7701.157
26-50%....0.41000.41000.770
51-75%....0.770..0.770
76-100%..........
total..0.41003.6302.1406.122
Southwestern Alpsn/a0.771......0.771
< 1%..0.31001.4500.31002.141
1-9%..0.7712.7353.4316.922
10-25%..0.7713.8302.7357.221
26-50%..0.7711.7442.4374.826
51-75%....1.0581.0582.141
76-100%....0.771..0.771
total0.7712.43711.3179.91824.411
Southeastern Alpsn/a..........
< 1%..0.41001.450..1.845
1-9%..1.8452.8351.8456.323
10-25%....2.1411.4503.531
26-50%..0.41000.7711.1582.141
51-75%....0.771..0.771
76-100%....0.7710.41001.158
total..2.5388.4204.62715.514
Southern Alpsn/a..........
< 1%......0.41000.4100
1-9%..0.7711.8451.4503.930
10-25%....1.4502.1413.531
26-50%..0.41001.1582.5383.930
51-75%....0.41000.41000.771
76-100%..........
total..1.1584.6276.72212.416
Switzerlandn/a1.158......1.158
< 1%..1.4504.9271.8458.121
1-9%..7.72115.9159.51933.110
10-25%..0.77112.3178.42021.413
26-50%..2.1415.3268.12115.515
51-75%..0.41005.0272.8358.121
76-100%..0.41002.1411.1583.532
total1.15812.61645.5931.61090.86

calculated by unit of reference: economic region

© WSL, Swiss National Forest Inventory, 03.11.2014 #168886/155269

NFI4b

forest area: degree of mixture · crown closure · protection forest region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
restriction: rockfall SilvaProtect, modelled and assigned = inside perimeter
grid:
state 2009/13
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern AlpsSwitzerland
degree of mixturecrown closure1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
n/an/a0.4100....0.4100....0.771
crowded..............
normal..............
loose..............
open..............
scattered..............
grouped crowded..............
grouped normal..............
heterogeneous..............
total0.4100....0.4100....0.771
pure conifer forestn/a..............
crowded0.41000.41000.31001.058..0.41002.438
normal....1.4500.31000.7711.1583.532
loose....0.31001.0580.4100..1.745
open0.4100..0.31000.3100..0.41001.450
scattered....0.7711.0580.41000.41002.438
grouped crowded..0.4100..0.3100....0.771
grouped normal..0.4100........0.4100
heterogeneous......1.0580.41000.41001.745
total0.7711.1583.1335.1251.8452.53814.315
mixed conifer forestn/a..............
crowded0.41000.7710.31000.771....2.141
normal..0.41000.771..0.41000.7712.141
loose..............
open..............
scattered..............
grouped crowded..............
grouped normal0.4100..........0.4100
heterogeneous..0.4100........0.4100
total0.7711.4501.0580.7710.41000.7714.927
mixed broadleaf forestn/a..............
crowded..0.4100......0.41000.771
normal0.41000.4100........0.771
loose..0.41000.3100......0.771
open......0.3100....0.3100
scattered..............
grouped crowded..............
grouped normal....0.3100......0.3100
heterogeneous..............
total0.41001.1580.7710.3100..0.41002.835
pure broadleaf forestn/a..............
crowded0.7711.4501.0580.771..3.5317.422
normal0.7710.7711.450....1.4504.229
loose......0.3100....0.3100
open..0.41000.31000.771..0.41001.745
scattered..........0.41000.4100
grouped crowded..........0.41000.4100
grouped normal..........0.7710.771
heterogeneous..............
total1.4502.5382.8351.744..6.72215.215
totaln/a0.4100....0.4100....0.771
crowded1.4502.9351.7442.437..4.32912.717
normal1.1581.4503.4310.31001.1583.23310.618
loose..0.41000.7711.4500.4100..2.835
open0.41000.41000.7711.450..0.7713.532
scattered....0.7711.0580.41000.7712.835
grouped crowded..0.4100..0.3100..0.41001.158
grouped normal0.41000.41000.3100....0.7711.845
heterogeneous..0.4100..1.0580.41000.41002.141
total3.6326.1247.6218.2202.14110.31837.99

calculated by unit of reference: protection forest region

© WSL, Swiss National Forest Inventory, 03.11.2014 #168887/155270

NFI4b

forest area: urgency of next treatment (interview survey) · type of next treatment (interview survey) · biogeographical region
unit: %
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
restriction: rockfall SilvaProtect, modelled and assigned = inside perimeter
grid:
state 2009/13
biogeographical region
JuraPlateauNorthern AlpsWestern Central-AlpsEastern Central-AlpsSouthern AlpsSwitzerland
urgency of next treatment (interview survey)type of next treatment (interview survey) %± %± %± %± %± %± %±
0-1 yearno treatment..............
tending..............
thinning11.110.5..........0.90.9
establishment cut11.110.5......16.715.2..1.91.3
removal cut11.110.5..........0.90.9
plentering..............
thinning of mountain forest....2.62.68.35.6..3.43.43.71.8
coppice cut..............
conversion..............
transformation..............
sanitary felling..............
plentering in broadleaf forest..............
tending of forest edge..............
planting..............
agrosilvicultural treatments..............
total33.315.7..2.62.68.35.616.715.23.43.47.42.5
2-5 yearsno treatment..............
tending....10.55.04.24.116.715.2..5.52.2
thinning11.110.5..2.62.6....3.43.42.81.6
establishment cut..50.035.42.62.64.24.1....2.81.6
removal cut....2.62.6......0.90.9
plentering..............
thinning of mountain forest....2.62.64.24.1..6.94.73.71.8
coppice cut..............
conversion..............
transformation..............
sanitary felling..............
plentering in broadleaf forest..............
tending of forest edge..............
planting..............
agrosilvicultural treatments..............
total11.110.550.035.421.16.612.56.716.715.210.35.715.73.5
6-10 yearsno treatment..............
tending..50.035.42.62.6......1.91.3
thinning11.110.5..2.62.64.24.1....2.81.6
establishment cut11.110.5..........0.90.9
removal cut..............
plentering..............
thinning of mountain forest11.110.5..23.76.98.35.616.715.26.94.713.93.3
coppice cut..........3.43.40.90.9
conversion..............
transformation..............
sanitary felling..............
plentering in broadleaf forest..............
tending of forest edge..............
planting..............
agrosilvicultural treatments..............
total33.315.750.035.428.97.412.56.716.715.210.35.720.43.9
11-20 yearsno treatment..............
tending..............
thinning....5.33.64.24.1....2.81.6
establishment cut11.110.5......16.715.2..1.91.3
removal cut..............
plentering..............
thinning of mountain forest....18.46.38.35.6..10.35.711.13.0
coppice cut..............
conversion..............
transformation..............
sanitary felling..............
plentering in broadleaf forest....2.62.6......0.90.9
tending of forest edge..............
planting..............
agrosilvicultural treatments..............
total11.110.5..26.37.112.56.716.715.210.35.716.73.6
> 20 yearsno treatment11.310.6..21.16.654.310.233.319.365.68.839.84.7
tending..............
thinning..............
establishment cut..............
removal cut..............
plentering..............
thinning of mountain forest..............
coppice cut..............
conversion..............
transformation..............
sanitary felling..............
plentering in broadleaf forest..............
tending of forest edge..............
planting..............
agrosilvicultural treatments..............
total11.310.6..21.16.654.310.233.319.365.68.839.84.7
totalno treatment11.310.6..21.16.654.310.233.319.365.68.839.84.7
tending..50.035.413.25.54.24.116.715.2..7.42.5
thinning33.315.7..10.55.08.35.6..3.43.49.32.8
establishment cut33.315.750.035.42.62.64.24.133.319.3..7.42.5
removal cut11.110.5..2.62.6......1.91.3
plentering..............
thinning of mountain forest11.110.5..47.48.129.19.316.715.227.58.332.44.5
coppice cut..........3.43.40.90.9
conversion..............
transformation..............
sanitary felling..............
plentering in broadleaf forest....2.62.6......0.90.9
tending of forest edge..............
planting..............
agrosilvicultural treatments..............
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.

calculated by unit of reference: biogeographical region

© WSL, Swiss National Forest Inventory, 03.11.2014 #168888/155271

NFI2

forest area: degree of mixture · crown closure · biogeographical region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
restriction: avalanches SilvaProtect, modelled and assigned = inside perimeter
grid:
state 1993/95
biogeographical region
JuraPlateauNorthern AlpsWestern Central-AlpsEastern Central-AlpsSouthern AlpsSwitzerland
degree of mixturecrown closure1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
n/an/a....0.41000.771....1.158
crowded..............
normal..............
loose..............
open..............
scattered..............
grouped crowded..............
grouped normal..............
heterogeneous..............
total....0.41000.771....1.158
pure conifer forestn/a..............
crowded....6.0242.7351.4500.77110.918
normal0.4100..4.3294.1282.8351.84513.316
loose....3.2335.1251.8442.24112.217
open....2.5385.1253.5312.14113.316
scattered....1.8451.0581.4501.4505.625
grouped crowded....1.4500.3100..0.7712.538
grouped normal....1.1580.7710.41001.1583.233
heterogeneous....0.41000.7710.41001.4502.835
total0.4100..20.61319.81211.71711.41763.87
mixed conifer forestn/a..............
crowded0.4100..1.4500.3100..0.41002.538
normal0.771..3.531....0.41004.628
loose1.158..2.5380.3100....3.930
open....0.7710.7710.4100..1.745
scattered0.4100..........0.4100
grouped crowded..............
grouped normal....0.4100......0.4100
heterogeneous..............
total2.538..8.5201.4500.41000.77113.516
mixed broadleaf forestn/a..............
crowded....3.233......3.233
normal0.771..0.41000.3100....1.450
loose0.771..0.4100..0.4100..1.450
open....1.450......1.450
scattered0.4100..........0.4100
grouped crowded..............
grouped normal..............
heterogeneous..............
total1.845..5.3260.31000.4100..7.821
pure broadleaf forestn/a..............
crowded....0.771....0.41001.158
normal....1.158....0.41001.450
loose......0.31000.41000.41001.158
open....0.4100......0.4100
scattered......0.3100....0.3100
grouped crowded........0.4100..0.4100
grouped normal..............
heterogeneous..............
total....2.1410.7710.7711.1584.628
totaln/a....0.41000.771....1.158
crowded0.4100..11.4173.1331.4501.45017.614
normal1.845..9.2194.4272.8352.53820.813
loose1.845..6.0245.8242.5372.53818.614
open....5.0275.8243.9302.14116.814
scattered0.771..1.8451.4501.4501.4506.723
grouped crowded....1.4500.31000.41000.7712.835
grouped normal....1.4500.7710.41001.1583.532
heterogeneous....0.41000.7710.41001.4502.835
total4.727..36.9922.91113.11613.21690.86

calculated by unit of reference: biogeographical region

© WSL, Swiss National Forest Inventory, 03.11.2014 #168889/155272

NFI4b

forest area: urgency of next treatment (interview survey) · type of next treatment (interview survey) · biogeographical region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
restriction: rockfall SilvaProtect, modelled and assigned = inside perimeter
grid:
state 2009/13
biogeographical region
JuraPlateauNorthern AlpsWestern Central-AlpsEastern Central-AlpsSouthern AlpsSwitzerland
urgency of next treatment (interview survey)type of next treatment (interview survey)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
0-1 yearno treatment..............
tending..............
thinning0.4100..........0.4100
establishment cut0.4100......0.4100..0.771
removal cut0.4100..........0.4100
plentering..............
thinning of mountain forest....0.41000.771..0.41001.450
coppice cut..............
conversion..............
transformation..............
sanitary felling..............
plentering in broadleaf forest..............
tending of forest edge..............
planting..............
agrosilvicultural treatments..............
total1.158..0.41000.7710.41000.41002.835
2-5 yearsno treatment..............
tending....1.4500.31000.4100..2.141
thinning0.4100..0.4100....0.41001.158
establishment cut..0.41000.41000.3100....1.158
removal cut....0.4100......0.4100
plentering..............
thinning of mountain forest....0.41000.3100..0.7711.450
coppice cut..............
conversion..............
transformation..............
sanitary felling..............
plentering in broadleaf forest..............
tending of forest edge..............
planting..............
agrosilvicultural treatments..............
total0.41000.41002.8351.0580.41001.1586.024
6-10 yearsno treatment..............
tending..0.41000.4100......0.771
thinning0.4100..0.41000.3100....1.158
establishment cut0.4100..........0.4100
removal cut..............
plentering..............
thinning of mountain forest0.4100..3.2330.7710.41000.7715.326
coppice cut..........0.41000.4100
conversion..............
transformation..............
sanitary felling..............
plentering in broadleaf forest..............
tending of forest edge..............
planting..............
agrosilvicultural treatments..............
total1.1580.41003.9301.0580.41001.1587.821
11-20 yearsno treatment..............
tending..............
thinning....0.7710.3100....1.158
establishment cut0.4100......0.4100..0.771
removal cut..............
plentering..............
thinning of mountain forest....2.5380.771..1.1584.229
coppice cut..............
conversion..............
transformation..............
sanitary felling..............
plentering in broadleaf forest....0.4100......0.4100
tending of forest edge..............
planting..............
agrosilvicultural treatments..............
total0.4100..3.5311.0580.41001.1586.423
> 20 yearsno treatment0.4100..2.8354.5270.7716.82315.215
tending..............
thinning..............
establishment cut..............
removal cut..............
plentering..............
thinning of mountain forest..............
coppice cut..............
conversion..............
transformation..............
sanitary felling..............
plentering in broadleaf forest..............
tending of forest edge..............
planting..............
agrosilvicultural treatments..............
total0.4100..2.8354.5270.7716.82315.215
totalno treatment0.4100..2.8354.5270.7716.82315.215
tending..0.41001.8450.31000.4100..2.835
thinning1.158..1.4500.771..0.41003.532
establishment cut1.1580.41000.41000.31000.771..2.835
removal cut0.4100..0.4100......0.771
plentering..............
thinning of mountain forest0.4100..6.4232.4370.41002.83512.317
coppice cut..........0.41000.4100
conversion..............
transformation..............
sanitary felling..............
plentering in broadleaf forest....0.4100......0.4100
tending of forest edge..............
planting..............
agrosilvicultural treatments..............
total3.2330.77113.5168.2202.14110.31838.19

calculated by unit of reference: biogeographical region

© WSL, Swiss National Forest Inventory, 03.11.2014 #168890/155273

NFI2

forest area: degree of mixture · crown closure · canton
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
restriction: avalanches SilvaProtect, modelled and assigned = inside perimeter
grid:
state 1993/95
degree of mixture
n/apure conifer forestmixed conifer forestmixed broadleaf forestpure broadleaf foresttotal
cantoncrown closure1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
AGn/a............
crowded............
normal............
loose............
open............
scattered............
grouped crowded............
grouped normal............
heterogeneous............
total............
AIn/a............
crowded....0.3100....0.3100
normal..0.3100......0.3100
loose............
open..0.3100......0.3100
scattered............
grouped crowded............
grouped normal............
heterogeneous............
total..0.6690.3100....1.054
ARn/a............
crowded..0.3100......0.3100
normal............
loose............
open............
scattered............
grouped crowded............
grouped normal............
heterogeneous............
total..0.3100......0.3100
BEn/a............
crowded..2.1410.7711.058..3.830
normal..1.4500.31000.3100..2.141
loose..1.4501.7450.771..3.830
open..1.0580.31000.3100..1.745
scattered..0.7710.4100....1.058
grouped crowded..0.771......0.771
grouped normal..0.771......0.771
heterogeneous..0.3100......0.3100
total..8.2203.4312.438..14.115
BL/BSn/a............
crowded............
normal............
loose............
open............
scattered............
grouped crowded............
grouped normal............
heterogeneous............
total............
FRn/a............
crowded..0.770......0.770
normal............
loose............
open......0.4100..0.4100
scattered............
grouped crowded............
grouped normal............
heterogeneous............
total..0.770..0.4100..1.157
GEn/a............
crowded............
normal............
loose............
open............
scattered............
grouped crowded............
grouped normal............
heterogeneous............
total............
GLn/a............
crowded..0.41000.41000.4100..1.257
normal..0.4100....0.41000.870
loose..0.4100......0.4100
open............
scattered..0.4100......0.4100
grouped crowded..0.4100......0.4100
grouped normal..0.41000.4100....0.870
heterogeneous............
total..2.3390.8700.41000.41003.929
GRn/a............
crowded..2.141....0.31002.438
normal..2.8350.771..0.7714.229
loose..3.2330.31000.31000.31004.229
open..4.5270.3100....4.926
scattered..2.141......2.141
grouped crowded..0.3100....0.31000.771
grouped normal..0.771......0.771
heterogeneous..0.3100......0.3100
total..16.1141.4500.31001.74519.613
JUn/a............
crowded............
normal....0.4100....0.4100
loose......0.4100..0.4100
open............
scattered............
grouped crowded............
grouped normal............
heterogeneous............
total....0.41000.4100..0.870
LUn/a............
crowded..0.3100......0.3100
normal....0.3100....0.3100
loose............
open............
scattered............
grouped crowded............
grouped normal............
heterogeneous............
total..0.31000.3100....0.670
NEn/a............
crowded............
normal..0.31000.3100....0.670
loose............
open............
scattered......0.3100..0.3100
grouped crowded............
grouped normal............
heterogeneous............
total..0.31000.31000.3100..1.057
NWn/a............
crowded........0.41000.4100
normal............
loose..0.41000.4100....0.869
open............
scattered............
grouped crowded............
grouped normal............
heterogeneous............
total..0.41000.4100..0.41001.255
OWn/a............
crowded..0.770..0.770..1.549
normal............
loose............
open......0.4100..0.4100
scattered............
grouped crowded............
grouped normal............
heterogeneous............
total..0.770..1.157..1.943
SGn/a............
crowded..0.4100..0.770..1.157
normal..0.7700.4100....1.157
loose..0.770......0.770
open......0.41000.41000.770
scattered............
grouped crowded............
grouped normal............
heterogeneous............
total..1.8440.41001.1570.41003.631
SHn/a............
crowded............
normal............
loose............
open............
scattered............
grouped crowded............
grouped normal............
heterogeneous............
total............
SOn/a............
crowded............
normal............
loose............
open............
scattered............
grouped crowded............
grouped normal............
heterogeneous............
total............
SZn/a0.4100........0.4100
crowded............
normal....0.770..0.41001.157
loose....0.4100....0.4100
open............
scattered..0.4100......0.4100
grouped crowded............
grouped normal............
heterogeneous............
total0.41000.41001.157..0.41002.240
TGn/a............
crowded............
normal............
loose............
open............
scattered............
grouped crowded............
grouped normal............
heterogeneous............
total............
TIn/a............
crowded....0.4100..0.41000.771
normal..1.4500.4100....1.844
loose..0.771....0.41001.158
open..1.158......1.158
scattered..0.771......0.771
grouped crowded..0.771......0.771
grouped normal..0.771......0.771
heterogeneous..1.450......1.450
total..6.8220.771..0.7718.320
URn/a............
crowded..0.770......0.770
normal..1.3490.3100....1.743
loose..0.3100......0.3100
open............
scattered..0.3100......0.3100
grouped crowded............
grouped normal............
heterogeneous............
total..2.6340.3100....3.031
VDn/a............
crowded..0.41000.4100....0.871
normal..0.41000.8710.871..1.944
loose....0.871....0.871
open..0.4100......0.4100
scattered............
grouped crowded............
grouped normal............
heterogeneous............
total..1.1581.9440.871..3.831
VSn/a0.771........0.771
crowded..2.7350.31000.3100..3.431
normal..4.128..0.3100..4.527
loose..5.1250.3100..0.31005.824
open..5.8241.058....6.922
scattered..1.058....0.31001.450
grouped crowded..0.3100......0.3100
grouped normal..0.771......0.771
heterogeneous..0.771......0.771
total0.77120.6121.7440.7710.77124.411
ZGn/a............
crowded............
normal............
loose............
open............
scattered............
grouped crowded............
grouped normal............
heterogeneous............
total............
ZHn/a............
crowded............
normal............
loose............
open............
scattered............
grouped crowded............
grouped normal............
heterogeneous............
total............
Switzerlandn/a1.158........1.158
crowded..10.8182.5383.2331.15817.614
normal..13.2164.6281.4501.45020.613
loose..12.2173.9301.4501.15818.614
open..13.2161.7451.5500.410016.714
scattered..5.6250.41000.31000.31006.623
grouped crowded..2.538....0.31002.835
grouped normal..3.2330.4100....3.632
heterogeneous..2.835......2.835
total1.15863.4713.5167.9214.62890.46

calculated by unit of reference: canton

© WSL, Swiss National Forest Inventory, 03.11.2014 #168891/155274

NFI4b

forest area: urgency of next treatment (interview survey) · type of next treatment (interview survey) · canton
unit: %
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
restriction: rockfall SilvaProtect, modelled and assigned = inside perimeter
grid:
state 2009/13
canton
AGAIARBEBL/BSFRGEGLGRJULUNENWOWSGSHSOSZTGTIURVDVSZGZHSwitzerland
urgency of next treatment (interview survey)type of next treatment (interview survey) %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
0-1 yearno treatment....................................................
tending....................................................
thinning......6.26.0..........................................0.90.9
establishment cut................6.66.4..............50.035.5................1.91.3
removal cut......6.26.0..........................................0.90.9
plentering....................................................
thinning of mountain forest................6.66.4......................12.511.8..8.35.6....3.61.8
coppice cut....................................................
conversion....................................................
transformation....................................................
sanitary felling....................................................
plentering in broadleaf forest....................................................
tending of forest edge....................................................
planting....................................................
agrosilvicultural treatments....................................................
total......12.48.2........13.38.8..............50.035.5......12.511.8..8.35.6....7.32.5
2-5 yearsno treatment....................................................
tending......18.79.7........6.66.4........50.035.7................4.24.1....5.52.2
thinning......6.26.0..........33.327.4..................5.04.9..........2.81.6
establishment cut............................25.021.7....33.327.4........4.24.1....2.81.6
removal cut..................................33.327.4..............0.90.9
plentering....................................................
thinning of mountain forest................6.66.4....................5.04.912.511.8..4.24.1....3.61.8
coppice cut....................................................
conversion....................................................
transformation....................................................
sanitary felling....................................................
plentering in broadleaf forest....................................................
tending of forest edge....................................................
planting....................................................
agrosilvicultural treatments....................................................
total......24.910.8........13.38.833.327.4......50.035.725.021.7....66.727.3..10.06.712.511.8..12.56.7....15.73.5
6-10 yearsno treatment....................................................
tending......6.26.0......14.313.3..................................1.91.3
thinning......6.26.0100.0...................................4.24.1....2.91.6
establishment cut..................33.327.4..............................1.01.0
removal cut....................................................
plentering....................................................
thinning of mountain forest......6.26.0......42.918.96.66.433.327.4....100.0...25.021.7....33.327.4..10.06.712.511.850.035.48.35.6....14.33.4
coppice cut......................................5.04.9..........0.90.9
conversion....................................................
transformation....................................................
sanitary felling....................................................
plentering in broadleaf forest....................................................
tending of forest edge....................................................
planting....................................................
agrosilvicultural treatments....................................................
total......18.79.7100.0.....57.118.86.66.466.727.3....100.0...25.021.7....33.327.4..15.08.012.511.850.035.412.56.7....21.04.0
11-20 yearsno treatment....................................................
tending....................................................
thinning......12.48.2....................................4.24.1....2.71.5
establishment cut................6.66.4..............50.035.5................1.91.3
removal cut....................................................
plentering....................................................
thinning of mountain forest......12.48.2......14.313.313.38.8........50.035.7..........5.04.937.517.2..8.35.6....10.93.0
coppice cut....................................................
conversion....................................................
transformation....................................................
sanitary felling....................................................
plentering in broadleaf forest............................25.021.7....................0.90.9
tending of forest edge....................................................
planting....................................................
agrosilvicultural treatments....................................................
total......24.910.8......14.313.319.910.3........50.035.725.021.7..50.035.5....5.04.937.517.2..12.56.7....16.43.6
> 20 yearsno treatment......19.19.9......28.617.246.812.9..........25.021.7........70.010.225.015.450.035.454.310.2....39.74.7
tending....................................................
thinning....................................................
establishment cut....................................................
removal cut....................................................
plentering....................................................
thinning of mountain forest....................................................
coppice cut....................................................
conversion....................................................
transformation....................................................
sanitary felling....................................................
plentering in broadleaf forest....................................................
tending of forest edge....................................................
planting....................................................
agrosilvicultural treatments....................................................
total......19.19.9......28.617.246.812.9..........25.021.7........70.010.225.015.450.035.454.310.2....39.74.7
totalno treatment......19.19.9......28.617.246.812.9..........25.021.7........70.010.225.015.450.035.454.310.2....39.74.7
tending......24.910.8......14.313.36.66.4........50.035.7................4.24.1....7.42.5
thinning......31.111.6100.0.........33.327.4..................5.04.9....8.35.6....9.32.8
establishment cut................13.38.833.327.4........25.021.7..100.0.33.327.4........4.24.1....7.62.6
removal cut......6.26.0..........................33.327.4..............1.81.3
plentering....................................................
thinning of mountain forest......18.79.7......57.118.833.212.233.327.4....100.0.50.035.725.021.7....33.327.4..20.09.075.015.350.035.429.19.3....32.44.5
coppice cut......................................5.04.9..........0.90.9
conversion....................................................
transformation....................................................
sanitary felling....................................................
plentering in broadleaf forest............................25.021.7....................0.90.9
tending of forest edge....................................................
planting....................................................
agrosilvicultural treatments....................................................
total......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.....100.0.

calculated by unit of reference: canton

© WSL, Swiss National Forest Inventory, 04.11.2014 #168892/155275

NFI4b

forest area: urgency of next treatment (interview survey) · type of next treatment (interview survey) · canton
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
restriction: rockfall SilvaProtect, modelled and assigned = inside perimeter
grid:
state 2009/13
urgency of next treatment (interview survey)
0-1 year2-5 years6-10 years11-20 years> 20 yearstotal
cantontype of next treatment (interview survey)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
AGno treatment............
tending............
thinning............
establishment cut............
removal cut............
plentering............
thinning of mountain forest............
coppice cut............
conversion............
transformation............
sanitary felling............
plentering in broadleaf forest............
tending of forest edge............
planting............
agrosilvicultural treatments............
total............
AIno treatment............
tending............
thinning............
establishment cut............
removal cut............
plentering............
thinning of mountain forest............
coppice cut............
conversion............
transformation............
sanitary felling............
plentering in broadleaf forest............
tending of forest edge............
planting............
agrosilvicultural treatments............
total............
ARno treatment............
tending............
thinning............
establishment cut............
removal cut............
plentering............
thinning of mountain forest............
coppice cut............
conversion............
transformation............
sanitary felling............
plentering in broadleaf forest............
tending of forest edge............
planting............
agrosilvicultural treatments............
total............
BEno treatment........1.0581.058
tending..1.0580.3100....1.450
thinning0.31000.31000.31000.771..1.745
establishment cut............
removal cut0.3100........0.3100
plentering............
thinning of mountain forest....0.31000.771..1.058
coppice cut............
conversion............
transformation............
sanitary felling............
plentering in broadleaf forest............
tending of forest edge............
planting............
agrosilvicultural treatments............
total0.7711.4501.0581.4501.0585.525
BL/BSno treatment............
tending............
thinning....0.4100....0.4100
establishment cut............
removal cut............
plentering............
thinning of mountain forest............
coppice cut............
conversion............
transformation............
sanitary felling............
plentering in broadleaf forest............
tending of forest edge............
planting............
agrosilvicultural treatments............
total....0.4100....0.4100
FRno treatment............
tending............
thinning............
establishment cut............
removal cut............
plentering............
thinning of mountain forest............
coppice cut............
conversion............
transformation............
sanitary felling............
plentering in broadleaf forest............
tending of forest edge............
planting............
agrosilvicultural treatments............
total............
GEno treatment............
tending............
thinning............
establishment cut............
removal cut............
plentering............
thinning of mountain forest............
coppice cut............
conversion............
transformation............
sanitary felling............
plentering in broadleaf forest............
tending of forest edge............
planting............
agrosilvicultural treatments............
total............
GLno treatment........0.8700.870
tending....0.4100....0.4100
thinning............
establishment cut............
removal cut............
plentering............
thinning of mountain forest....1.2570.4100..1.549
coppice cut............
conversion............
transformation............
sanitary felling............
plentering in broadleaf forest............
tending of forest edge............
planting............
agrosilvicultural treatments............
total....1.5490.41000.8702.736
GRno treatment........2.5382.538
tending..0.3100......0.3100
thinning............
establishment cut0.3100....0.3100..0.771
removal cut............
plentering............
thinning of mountain forest0.31000.31000.31000.771..1.745
coppice cut............
conversion............
transformation............
sanitary felling............
plentering in broadleaf forest............
tending of forest edge............
planting............
agrosilvicultural treatments............
total0.7710.7710.31001.0582.5385.226
JUno treatment............
tending............
thinning..0.4100......0.4100
establishment cut....0.4100....0.4100
removal cut............
plentering............
thinning of mountain forest....0.4100....0.4100
coppice cut............
conversion............
transformation............
sanitary felling............
plentering in broadleaf forest............
tending of forest edge............
planting............
agrosilvicultural treatments............
total..0.41000.870....1.257
LUno treatment............
tending............
thinning............
establishment cut............
removal cut............
plentering............
thinning of mountain forest............
coppice cut............
conversion............
transformation............
sanitary felling............
plentering in broadleaf forest............
tending of forest edge............
planting............
agrosilvicultural treatments............
total............
NEno treatment............
tending............
thinning............
establishment cut............
removal cut............
plentering............
thinning of mountain forest............
coppice cut............
conversion............
transformation............
sanitary felling............
plentering in broadleaf forest............
tending of forest edge............
planting............
agrosilvicultural treatments............
total............
NWno treatment............
tending............
thinning............
establishment cut............
removal cut............
plentering............
thinning of mountain forest....0.4100....0.4100
coppice cut............
conversion............
transformation............
sanitary felling............
plentering in broadleaf forest............
tending of forest edge............
planting............
agrosilvicultural treatments............
total....0.4100....0.4100
OWno treatment............
tending..0.4100......0.4100
thinning............
establishment cut............
removal cut............
plentering............
thinning of mountain forest......0.4100..0.4100
coppice cut............
conversion............
transformation............
sanitary felling............
plentering in broadleaf forest............
tending of forest edge............
planting............
agrosilvicultural treatments............
total..0.4100..0.4100..0.770
SGno treatment........0.41000.4100
tending............
thinning............
establishment cut..0.4100......0.4100
removal cut............
plentering............
thinning of mountain forest....0.4100....0.4100
coppice cut............
conversion............
transformation............
sanitary felling............
plentering in broadleaf forest......0.4100..0.4100
tending of forest edge............
planting............
agrosilvicultural treatments............
total..0.41000.41000.41000.41001.450
SHno treatment............
tending............
thinning............
establishment cut............
removal cut............
plentering............
thinning of mountain forest............
coppice cut............
conversion............
transformation............
sanitary felling............
plentering in broadleaf forest............
tending of forest edge............
planting............
agrosilvicultural treatments............
total............
SOno treatment............
tending............
thinning............
establishment cut0.4100....0.4100..0.870
removal cut............
plentering............
thinning of mountain forest............
coppice cut............
conversion............
transformation............
sanitary felling............
plentering in broadleaf forest............
tending of forest edge............
planting............
agrosilvicultural treatments............
total0.4100....0.4100..0.870
SZno treatment............
tending............
thinning............
establishment cut..0.4100......0.4100
removal cut..0.4100......0.4100
plentering............
thinning of mountain forest....0.4100....0.4100
coppice cut............
conversion............
transformation............
sanitary felling............
plentering in broadleaf forest............
tending of forest edge............
planting............
agrosilvicultural treatments............
total..0.7700.4100....1.157
TGno treatment............
tending............
thinning............
establishment cut............
removal cut............
plentering............
thinning of mountain forest............
coppice cut............
conversion............
transformation............
sanitary felling............
plentering in broadleaf forest............
tending of forest edge............
planting............
agrosilvicultural treatments............
total............
TIno treatment........5.0265.026
tending............
thinning..0.4100......0.4100
establishment cut............
removal cut............
plentering............
thinning of mountain forest..0.41000.7710.4100..1.450
coppice cut....0.4100....0.4100
conversion............
transformation............
sanitary felling............
plentering in broadleaf forest............
tending of forest edge............
planting............
agrosilvicultural treatments............
total..0.7711.1580.41005.0267.222
URno treatment........0.7700.770
tending............
thinning............
establishment cut............
removal cut............
plentering............
thinning of mountain forest0.31000.31000.31001.057..2.039
coppice cut............
conversion............
transformation............
sanitary felling............
plentering in broadleaf forest............
tending of forest edge............
planting............
agrosilvicultural treatments............
total0.31000.31000.31001.0570.7702.634
VDno treatment........0.41000.4100
tending............
thinning............
establishment cut............
removal cut............
plentering............
thinning of mountain forest....0.4100....0.4100
coppice cut............
conversion............
transformation............
sanitary felling............
plentering in broadleaf forest............
tending of forest edge............
planting............
agrosilvicultural treatments............
total....0.4100..0.41000.871
VSno treatment........4.5274.527
tending..0.3100......0.3100
thinning....0.31000.3100..0.771
establishment cut..0.3100......0.3100
removal cut............
plentering............
thinning of mountain forest0.7710.31000.7710.771..2.437
coppice cut............
conversion............
transformation............
sanitary felling............
plentering in broadleaf forest............
tending of forest edge............
planting............
agrosilvicultural treatments............
total0.7711.0581.0581.0584.5278.220
ZGno treatment............
tending............
thinning............
establishment cut............
removal cut............
plentering............
thinning of mountain forest............
coppice cut............
conversion............
transformation............
sanitary felling............
plentering in broadleaf forest............
tending of forest edge............
planting............
agrosilvicultural treatments............
total............
ZHno treatment............
tending............
thinning............
establishment cut............
removal cut............
plentering............
thinning of mountain forest............
coppice cut............
conversion............
transformation............
sanitary felling............
plentering in broadleaf forest............
tending of forest edge............
planting............
agrosilvicultural treatments............
total............
Switzerlandno treatment........15.21515.215
tending..2.1410.771....2.835
thinning0.31001.1581.1581.058..3.532
establishment cut0.7711.1580.41000.771..2.935
removal cut0.31000.4100......0.771
plentering............
thinning of mountain forest1.4501.4505.5264.229..12.417
coppice cut....0.4100....0.4100
conversion............
transformation............
sanitary felling............
plentering in broadleaf forest......0.4100..0.4100
tending of forest edge............
planting............
agrosilvicultural treatments............
total2.8356.0248.0216.32415.21538.29

calculated by unit of reference: canton

© WSL, Swiss National Forest Inventory, 03.11.2014 #168893/155276

NFI2

forest area: degree of mixture · crown closure · production region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
restriction: avalanches SilvaProtect, modelled and assigned = inside perimeter
grid:
state 1993/95
production region
JuraPlateauPre-AlpsAlpsSouthern AlpsSwitzerland
degree of mixturecrown closure1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
n/an/a......1.158..1.158
crowded............
normal............
loose............
open............
scattered............
grouped crowded............
grouped normal............
heterogeneous............
total......1.158..1.158
pure conifer forestn/a............
crowded....2.9357.6210.410010.818
normal0.4100..0.77110.4181.84513.216
loose....0.7719.7191.84512.217
open....0.77110.4182.14113.216
scattered....0.41003.8301.4505.625
grouped crowded....0.41001.4500.7712.538
grouped normal....0.7711.4501.1583.233
heterogeneous......1.4501.4502.835
total0.4100..6.52345.9810.61863.47
mixed conifer forestn/a............
crowded0.4100..0.7711.0580.41002.538
normal0.771..0.7712.8350.41004.628
loose1.158..1.1581.745..3.930
open....0.41001.450..1.745
scattered0.4100........0.4100
grouped crowded............
grouped normal......0.3100..0.3100
heterogeneous............
total2.638..2.9357.3220.77113.416
mixed broadleaf forestn/a............
crowded....1.1582.141..3.233
normal0.771....0.771..1.450
loose0.771....0.771..1.450
open....1.450....1.450
scattered0.4100........0.4100
grouped crowded............
grouped normal............
heterogeneous............
total1.845..2.5383.531..7.821
pure broadleaf forestn/a............
crowded....0.41000.31000.41001.158
normal....0.41000.7710.41001.450
loose......0.7710.41001.058
open......0.3100..0.3100
scattered......0.3100..0.3100
grouped crowded......0.3100..0.3100
grouped normal............
heterogeneous............
total....0.7712.8351.1584.528
totaln/a......1.158..1.158
crowded0.4100..5.02611.1171.15817.514
normal1.845..1.84514.5152.53820.613
loose1.845..1.84512.8162.14118.614
open....2.53812.1172.14116.714
scattered0.771..0.41004.1291.4506.623
grouped crowded....0.41001.7450.7712.835
grouped normal....0.7711.7451.1583.532
heterogeneous......1.4501.4502.835
total4.727..12.61660.5712.41690.36

calculated by unit of reference: production region

© WSL, Swiss National Forest Inventory, 03.11.2014 #168894/155277

NFI4b

forest area: urgency of next treatment (interview survey) · type of next treatment (interview survey) · production region
unit: %
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
restriction: rockfall SilvaProtect, modelled and assigned = inside perimeter
grid:
state 2009/13
production region
JuraPlateauPre-AlpsAlpsSouthern AlpsSwitzerland
urgency of next treatment (interview survey)type of next treatment (interview survey) %± %± %± %± %± %±
0-1 yearno treatment............
tending............
thinning11.110.5........1.01.0
establishment cut11.110.5....1.61.6..1.91.3
removal cut11.110.5........1.01.0
plentering............
thinning of mountain forest......4.92.83.43.43.71.8
coppice cut............
conversion............
transformation............
sanitary felling............
plentering in broadleaf forest............
tending of forest edge............
planting............
agrosilvicultural treatments............
total33.415.7....6.63.23.43.47.52.5
2-5 yearsno treatment............
tending....12.511.78.23.5..5.52.2
thinning11.110.5....1.61.63.43.42.81.6
establishment cut....25.015.31.61.6..2.81.6
removal cut......1.61.6..0.90.9
plentering............
thinning of mountain forest......3.32.36.94.73.71.8
coppice cut............
conversion............
transformation............
sanitary felling............
plentering in broadleaf forest............
tending of forest edge............
planting............
agrosilvicultural treatments............
total11.110.5..37.517.116.44.710.35.715.73.5
6-10 yearsno treatment............
tending..100.0...1.61.6..1.81.3
thinning11.110.5....3.32.3..2.81.6
establishment cut11.110.5........1.01.0
removal cut............
plentering............
thinning of mountain forest11.110.5..12.511.718.04.96.94.713.83.3
coppice cut........3.43.40.90.9
conversion............
transformation............
sanitary felling............
plentering in broadleaf forest............
tending of forest edge............
planting............
agrosilvicultural treatments............
total33.415.7100.0.12.511.722.95.410.35.720.33.9
11-20 yearsno treatment............
tending............
thinning....12.511.73.32.3..2.81.6
establishment cut11.110.5....1.61.6..1.91.3
removal cut............
plentering............
thinning of mountain forest....25.015.311.54.110.35.711.13.0
coppice cut............
conversion............
transformation............
sanitary felling............
plentering in broadleaf forest....12.511.7....1.00.9
tending of forest edge............
planting............
agrosilvicultural treatments............
total11.110.5..50.017.716.44.710.35.716.73.6
> 20 yearsno treatment11.010.4....37.86.265.68.839.84.7
tending............
thinning............
establishment cut............
removal cut............
plentering............
thinning of mountain forest............
coppice cut............
conversion............
transformation............
sanitary felling............
plentering in broadleaf forest............
tending of forest edge............
planting............
agrosilvicultural treatments............
total11.010.4....37.86.265.68.839.84.7
totalno treatment11.010.4....37.86.265.68.839.84.7
tending..100.0.12.511.79.83.8..7.32.5
thinning33.415.7..12.511.78.23.53.43.49.32.8
establishment cut33.415.7..25.015.34.92.8..7.52.6
removal cut11.110.5....1.61.6..1.91.3
plentering............
thinning of mountain forest11.110.5..37.517.137.76.227.58.332.34.5
coppice cut........3.43.40.90.9
conversion............
transformation............
sanitary felling............
plentering in broadleaf forest....12.511.7....1.00.9
tending of forest edge............
planting............
agrosilvicultural treatments............
total100.0.100.0.100.0.100.0.100.0.100.0.

calculated by unit of reference: production region

© WSL, Swiss National Forest Inventory, 03.11.2014 #168895/155278

NFI2

forest area: degree of mixture · crown closure · protection forest region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
restriction: avalanches SilvaProtect, modelled and assigned = inside perimeter
grid:
state 1993/95
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern AlpsSwitzerland
degree of mixturecrown closure1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
n/an/a....0.31000.771....1.158
crowded..............
normal..............
loose..............
open..............
scattered..............
grouped crowded..............
grouped normal..............
heterogeneous..............
total....0.31000.771....1.158
pure conifer forestn/a..............
crowded..4.3291.7442.7351.8450.410010.918
normal0.41001.8452.8354.1282.5381.84513.316
loose..1.8451.4505.1252.1411.84512.217
open..1.4500.31005.8243.5312.14113.316
scattered..0.7711.0581.0581.4501.4505.625
grouped crowded..0.7710.31000.31000.41000.7712.538
grouped normal..0.7710.31000.7710.41001.1583.233
heterogeneous..0.4100..0.7710.41001.4502.835
total0.410011.9177.92020.61212.31610.61863.77
mixed conifer forestn/a..............
crowded0.41000.7710.7710.3100..0.41002.538
normal0.7711.4501.450..0.7710.41004.628
loose1.1581.8450.31000.31000.4100..3.930
open..0.4100..1.0580.4100..1.745
scattered0.4100..........0.4100
grouped crowded..............
grouped normal....0.3100......0.3100
heterogeneous..............
total2.5384.3292.8351.7441.4500.77113.416
mixed broadleaf forestn/a..............
crowded..1.8451.0580.3100....3.233
normal0.7710.4100..0.3100....1.450
loose0.7710.4100....0.4100..1.450
open..1.1580.3100......1.450
scattered0.4100..........0.4100
grouped crowded..............
grouped normal..............
heterogeneous..............
total1.8453.6311.4500.7710.4100..7.821
pure broadleaf forestn/a..............
crowded..0.4100....0.41000.41001.158
normal....0.771..0.41000.41001.450
loose......0.31000.41000.41001.058
open....0.3100......0.3100
scattered......0.3100....0.3100
grouped crowded........0.4100..0.4100
grouped normal..............
heterogeneous..............
total..0.41001.0580.7711.4501.1584.528
totaln/a....0.31000.771....1.158
crowded0.41007.2223.4313.4312.1411.15817.614
normal1.8453.6314.8264.5273.5312.53820.713
loose1.8454.0301.7445.8243.2332.14118.614
open..2.9351.0586.9223.9302.14116.814
scattered0.7710.7711.0581.4501.4501.4506.723
grouped crowded..0.7710.31000.31000.7710.7712.835
grouped normal..0.7710.7710.7710.41001.1583.532
heterogeneous..0.4100..0.7710.41001.4502.835
total4.72820.21313.41524.41115.51412.41690.56

calculated by unit of reference: protection forest region

© WSL, Swiss National Forest Inventory, 03.11.2014 #168896/155279

NFI4b

forest area: urgency of next treatment (interview survey) · type of next treatment (interview survey) · production region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
restriction: rockfall SilvaProtect, modelled and assigned = inside perimeter
grid:
state 2009/13
production region
JuraPlateauPre-AlpsAlpsSouthern AlpsSwitzerland
urgency of next treatment (interview survey)type of next treatment (interview survey)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
0-1 yearno treatment............
tending............
thinning0.4100........0.4100
establishment cut0.4100....0.3100..0.771
removal cut0.4100........0.4100
plentering............
thinning of mountain forest......1.0580.41001.450
coppice cut............
conversion............
transformation............
sanitary felling............
plentering in broadleaf forest............
tending of forest edge............
planting............
agrosilvicultural treatments............
total1.158....1.4500.41002.835
2-5 yearsno treatment............
tending....0.41001.745..2.141
thinning0.4100....0.31000.41001.158
establishment cut....0.7710.3100..1.158
removal cut......0.3100..0.3100
plentering............
thinning of mountain forest......0.7710.7711.450
coppice cut............
conversion............
transformation............
sanitary felling............
plentering in broadleaf forest............
tending of forest edge............
planting............
agrosilvicultural treatments............
total0.4100..1.1583.5311.1586.024
6-10 yearsno treatment............
tending..0.4100..0.3100..0.771
thinning0.4100....0.771..1.158
establishment cut0.4100........0.4100
removal cut............
plentering............
thinning of mountain forest0.4100..0.41003.8300.7715.226
coppice cut........0.41000.4100
conversion............
transformation............
sanitary felling............
plentering in broadleaf forest............
tending of forest edge............
planting............
agrosilvicultural treatments............
total1.1580.41000.41004.8271.1587.721
11-20 yearsno treatment............
tending............
thinning....0.41000.771..1.158
establishment cut0.4100....0.3100..0.771
removal cut............
plentering............
thinning of mountain forest....0.7712.4381.1584.229
coppice cut............
conversion............
transformation............
sanitary felling............
plentering in broadleaf forest....0.4100....0.4100
tending of forest edge............
planting............
agrosilvicultural treatments............
total0.4100..1.4503.5311.1586.324
> 20 yearsno treatment0.4100....8.0216.72315.115
tending............
thinning............
establishment cut............
removal cut............
plentering............
thinning of mountain forest............
coppice cut............
conversion............
transformation............
sanitary felling............
plentering in broadleaf forest............
tending of forest edge............
planting............
agrosilvicultural treatments............
total0.4100....8.0216.72315.115
totalno treatment0.4100....8.0216.72315.115
tending..0.41000.41002.141..2.835
thinning1.158..0.41001.7450.41003.532
establishment cut1.158..0.7711.058..2.935
removal cut0.4100....0.3100..0.771
plentering............
thinning of mountain forest0.4100..1.1587.9212.83512.217
coppice cut........0.41000.4100
conversion............
transformation............
sanitary felling............
plentering in broadleaf forest....0.4100....0.4100
tending of forest edge............
planting............
agrosilvicultural treatments............
total3.3330.41002.93521.11210.31837.99

calculated by unit of reference: production region

© WSL, Swiss National Forest Inventory, 03.11.2014 #168897/155280

NFI4b

forest area: urgency of next treatment (interview survey) · type of next treatment (interview survey) · protection forest region
unit: %
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
restriction: rockfall SilvaProtect, modelled and assigned = inside perimeter
grid:
state 2009/13
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern AlpsSwitzerland
urgency of next treatment (interview survey)type of next treatment (interview survey) %± %± %± %± %± %± %±
0-1 yearno treatment..............
tending..............
thinning10.09.5..........0.90.9
establishment cut10.09.5......16.715.2..1.91.3
removal cut10.09.5..........0.90.9
plentering..............
thinning of mountain forest....4.54.48.35.6..3.43.43.61.8
coppice cut..............
conversion..............
transformation..............
sanitary felling..............
plentering in broadleaf forest..............
tending of forest edge..............
planting..............
agrosilvicultural treatments..............
total30.014.5..4.54.48.35.616.715.23.43.47.42.5
2-5 yearsno treatment..............
tending..23.510.3..4.24.116.715.2..5.62.2
thinning10.09.55.95.7......3.43.42.81.6
establishment cut....9.16.14.24.1....2.71.5
removal cut....4.54.4......0.90.9
plentering..............
thinning of mountain forest....4.54.44.24.1..6.94.73.71.8
coppice cut..............
conversion..............
transformation..............
sanitary felling..............
plentering in broadleaf forest..............
tending of forest edge..............
planting..............
agrosilvicultural treatments..............
total10.09.529.411.118.28.212.56.716.715.210.35.715.83.5
6-10 yearsno treatment..............
tending10.09.5..4.54.4......1.91.3
thinning10.09.55.95.7..4.24.1....2.81.6
establishment cut10.09.5..........0.90.9
removal cut..............
plentering..............
thinning of mountain forest10.09.517.69.327.39.58.35.616.715.26.94.713.83.3
coppice cut..........3.43.40.90.9
conversion..............
transformation..............
sanitary felling..............
plentering in broadleaf forest..............
tending of forest edge..............
planting..............
agrosilvicultural treatments..............
total39.915.523.510.331.89.912.56.716.715.210.35.720.43.9
11-20 yearsno treatment..............
tending..............
thinning..11.87.8..4.24.1....2.81.6
establishment cut10.09.5......16.715.2..1.91.3
removal cut..............
plentering..............
thinning of mountain forest..17.69.318.28.28.35.6..10.35.711.13.0
coppice cut..............
conversion..............
transformation..............
sanitary felling..............
plentering in broadleaf forest....4.54.4......0.90.9
tending of forest edge..............
planting..............
agrosilvicultural treatments..............
total10.09.529.411.122.78.912.56.716.715.210.35.716.73.6
> 20 yearsno treatment10.19.617.69.322.78.954.310.233.319.365.68.839.84.7
tending..............
thinning..............
establishment cut..............
removal cut..............
plentering..............
thinning of mountain forest..............
coppice cut..............
conversion..............
transformation..............
sanitary felling..............
plentering in broadleaf forest..............
tending of forest edge..............
planting..............
agrosilvicultural treatments..............
total10.19.617.69.322.78.954.310.233.319.365.68.839.84.7
totalno treatment10.19.617.69.322.78.954.310.233.319.365.68.839.84.7
tending10.09.523.510.34.54.44.24.116.715.2..7.52.5
thinning30.014.523.510.3..8.35.6..3.43.49.42.8
establishment cut30.014.5..9.16.14.24.133.319.3..7.42.5
removal cut10.09.5..4.54.4......1.91.3
plentering..............
thinning of mountain forest10.09.535.311.654.510.629.19.316.715.227.58.332.34.5
coppice cut..........3.43.40.90.9
conversion..............
transformation..............
sanitary felling..............
plentering in broadleaf forest....4.54.4......0.90.9
tending of forest edge..............
planting..............
agrosilvicultural treatments..............
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.

calculated by unit of reference: protection forest region

© WSL, Swiss National Forest Inventory, 03.11.2014 #168898/155281

NFI2

forest area: degree of mixture · crown closure · economic region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
restriction: avalanches SilvaProtect, modelled and assigned = inside perimeter
grid:
state 1993/95
degree of mixture
n/apure conifer forestmixed conifer forestmixed broadleaf forestpure broadleaf foresttotal
economic regioncrown closure1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
Western Juran/a............
crowded....0.4100....0.4100
normal..0.41000.7710.771..1.845
loose....1.1580.771..1.845
open............
scattered....0.41000.4100..0.771
grouped crowded............
grouped normal............
heterogeneous............
total..0.41002.5381.845..4.627
Eastern Juran/a............
crowded............
normal............
loose............
open............
scattered............
grouped crowded............
grouped normal............
heterogeneous............
total............
Western Plateaun/a............
crowded............
normal............
loose............
open............
scattered............
grouped crowded............
grouped normal............
heterogeneous............
total............
Central Plateaun/a............
crowded............
normal............
loose............
open............
scattered............
grouped crowded............
grouped normal............
heterogeneous............
total............
Eastern Plateaun/a............
crowded............
normal............
loose............
open............
scattered............
grouped crowded............
grouped normal............
heterogeneous............
total............
Western Pre-Alpsn/a............
crowded..1.1580.4100....1.550
normal....0.4100....0.4100
loose..0.4100......0.4100
open......0.4100..0.4100
scattered..0.4100......0.4100
grouped crowded............
grouped normal............
heterogeneous............
total..1.8440.7700.4100..2.935
Central Pre-Alpsn/a............
crowded..1.450..0.7710.41002.537
normal....0.4100....0.4100
loose..0.41001.158....1.450
open..0.41000.41000.771..1.450
scattered............
grouped crowded..0.4100......0.4100
grouped normal..0.771......0.771
heterogeneous............
total..3.2331.8441.4500.41006.822
Eastern Pre-Alpsn/a............
crowded..0.41000.41000.4100..1.157
normal..0.771....0.41001.157
loose............
open..0.4100..0.4100..0.771
scattered............
grouped crowded............
grouped normal............
heterogeneous............
total..1.4500.41000.7710.41002.935
Northwestern Alpsn/a............
crowded..1.8440.41001.157..3.233
normal..1.8440.7710.4100..2.935
loose..1.1570.7710.4100..2.140
open..1.157......1.157
scattered..0.4100......0.4100
grouped crowded..0.4100......0.4100
grouped normal............
heterogeneous..0.4100......0.4100
total..6.8221.8441.844..10.417
Central Alpsn/a0.3100........0.3100
crowded..0.770......0.770
normal..1.4491.057....2.437
loose..0.31000.3100....0.770
open............
scattered..0.770......0.770
grouped crowded............
grouped normal............
heterogeneous............
total0.31003.1321.449....4.825
Northeastern Alpsn/a............
crowded..0.7700.41000.770..1.844
normal..0.7700.4100..0.41001.449
loose..1.157......1.157
open........0.41000.4100
scattered..0.4100......0.4100
grouped crowded..0.4100......0.4100
grouped normal..0.41000.4100....0.770
heterogeneous............
total..3.6301.1570.7700.7706.122
Southwestern Alpsn/a0.771........0.771
crowded..2.7350.31000.3100..3.431
normal..4.128..0.3100..4.527
loose..5.1250.3100..0.31005.824
open..5.8241.058....6.922
scattered..1.058....0.31001.450
grouped crowded..0.3100......0.3100
grouped normal..0.771......0.771
heterogeneous..0.771......0.771
total0.77120.6121.7440.7710.77124.411
Southeastern Alpsn/a............
crowded..1.845....0.41002.141
normal..2.5380.771..0.41003.531
loose..2.1410.41000.41000.41003.233
open..3.5310.4100....3.930
scattered..1.450......1.450
grouped crowded..0.4100....0.41000.771
grouped normal..0.4100......0.4100
heterogeneous..0.4100......0.4100
total..12.3161.4500.41001.45015.514
Southern Alpsn/a............
crowded..0.41000.4100..0.41001.158
normal..1.8450.4100..0.41002.538
loose..1.845....0.41002.141
open..2.141......2.141
scattered..1.450......1.450
grouped crowded..0.771......0.771
grouped normal..1.158......1.158
heterogeneous..1.450......1.450
total..10.6180.771..1.15812.416
Switzerlandn/a1.158........1.158
crowded..10.9182.5383.2331.15817.714
normal..13.3164.6281.4501.45020.713
loose..12.3173.9301.4501.05818.614
open..13.3161.7451.4500.410016.814
scattered..5.6250.41000.41000.31006.723
grouped crowded..2.538....0.41002.835
grouped normal..3.2330.4100....3.532
heterogeneous..2.835......2.835
total1.15863.8713.5167.8214.62890.86

calculated by unit of reference: economic region

© WSL, Swiss National Forest Inventory, 03.11.2014 #168899/155282

NFI4b

forest area: urgency of next treatment (interview survey) · type of next treatment (interview survey) · protection forest region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
restriction: rockfall SilvaProtect, modelled and assigned = inside perimeter
grid:
state 2009/13
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern AlpsSwitzerland
urgency of next treatment (interview survey)type of next treatment (interview survey)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
0-1 yearno treatment..............
tending..............
thinning0.4100..........0.4100
establishment cut0.4100......0.4100..0.771
removal cut0.4100..........0.4100
plentering..............
thinning of mountain forest....0.31000.771..0.41001.450
coppice cut..............
conversion..............
transformation..............
sanitary felling..............
plentering in broadleaf forest..............
tending of forest edge..............
planting..............
agrosilvicultural treatments..............
total1.158..0.31000.7710.41000.41002.835
2-5 yearsno treatment..............
tending..1.450..0.31000.4100..2.141
thinning0.41000.4100......0.41001.158
establishment cut....0.7710.3100....1.058
removal cut....0.3100......0.3100
plentering..............
thinning of mountain forest....0.31000.3100..0.7711.450
coppice cut..............
conversion..............
transformation..............
sanitary felling..............
plentering in broadleaf forest..............
tending of forest edge..............
planting..............
agrosilvicultural treatments..............
total0.41001.8451.4501.0580.41001.1586.024
6-10 yearsno treatment..............
tending0.4100..0.3100......0.771
thinning0.41000.4100..0.3100....1.158
establishment cut0.4100..........0.4100
removal cut..............
plentering..............
thinning of mountain forest0.41001.1582.1410.7710.41000.7715.326
coppice cut..........0.41000.4100
conversion..............
transformation..............
sanitary felling..............
plentering in broadleaf forest..............
tending of forest edge..............
planting..............
agrosilvicultural treatments..............
total1.4501.4502.4381.0580.41001.1587.721
11-20 yearsno treatment..............
tending..............
thinning..0.771..0.3100....1.158
establishment cut0.4100......0.4100..0.771
removal cut..............
plentering..............
thinning of mountain forest..1.1581.4500.771..1.1584.229
coppice cut..............
conversion..............
transformation..............
sanitary felling..............
plentering in broadleaf forest....0.3100......0.3100
tending of forest edge..............
planting..............
agrosilvicultural treatments..............
total0.41001.8451.7441.0580.41001.1586.324
> 20 yearsno treatment0.41001.1581.7444.5270.7716.72315.115
tending..............
thinning..............
establishment cut..............
removal cut..............
plentering..............
thinning of mountain forest..............
coppice cut..............
conversion..............
transformation..............
sanitary felling..............
plentering in broadleaf forest..............
tending of forest edge..............
planting..............
agrosilvicultural treatments..............
total0.41001.1581.7444.5270.7716.72315.115
totalno treatment0.41001.1581.7444.5270.7716.72315.115
tending0.41001.4500.31000.31000.4100..2.835
thinning1.1581.450..0.771..0.41003.632
establishment cut1.158..0.7710.31000.771..2.835
removal cut0.4100..0.3100......0.771
plentering..............
thinning of mountain forest0.41002.2414.1282.4370.41002.83512.217
coppice cut..........0.41000.4100
conversion..............
transformation..............
sanitary felling..............
plentering in broadleaf forest....0.3100......0.3100
tending of forest edge..............
planting..............
agrosilvicultural treatments..............
total3.6326.1247.6218.2202.14110.31837.99

calculated by unit of reference: protection forest region

© WSL, Swiss National Forest Inventory, 03.11.2014 #168900/155283

NFI4b

forest area: urgency of next treatment (interview survey) · type of next treatment (interview survey) · economic region
unit: %
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
restriction: rockfall SilvaProtect, modelled and assigned = inside perimeter
grid:
state 2009/13
economic region
Western JuraEastern JuraWestern PlateauCentral PlateauEastern PlateauWestern Pre-AlpsCentral Pre-AlpsEastern Pre-AlpsNorthwestern AlpsCentral AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern AlpsSwitzerland
urgency of next treatment (interview survey)type of next treatment (interview survey) %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
0-1 yearno treatment..............................
tending..............................
thinning12.411.7..........................0.90.9
establishment cut12.411.7......................16.715.2..1.91.3
removal cut12.411.7..........................0.90.9
plentering..............................
thinning of mountain forest..................10.09.5..8.35.6..3.43.43.61.8
coppice cut..............................
conversion..............................
transformation..............................
sanitary felling..............................
plentering in broadleaf forest..............................
tending of forest edge..............................
planting..............................
agrosilvicultural treatments..............................
total37.317.1................10.09.5..8.35.616.715.23.43.47.42.5
2-5 yearsno treatment..............................
tending............25.021.7..25.012.5....4.24.116.715.2..5.62.2
thinning12.411.7..............8.38.0........3.43.42.81.6
establishment cut..............66.727.3......4.24.1....2.81.6
removal cut..................10.09.5........0.90.9
plentering..............................
thinning of mountain forest..................10.09.5..4.24.1..6.94.73.71.8
coppice cut..............................
conversion..............................
transformation..............................
sanitary felling..............................
plentering in broadleaf forest..............................
tending of forest edge..............................
planting..............................
agrosilvicultural treatments..............................
total12.411.7..........25.021.766.727.333.313.620.012.7..12.56.716.715.210.35.715.73.5
6-10 yearsno treatment..............................
tending......100.0.............11.110.5......1.81.2
thinning..100.0.............8.38.0....4.24.1....2.91.6
establishment cut12.411.7..........................0.90.9
removal cut..............................
plentering..............................
thinning of mountain forest12.411.7..........25.021.7..16.710.820.012.744.416.68.35.616.715.26.94.713.93.3
coppice cut..........................3.43.40.90.9
conversion..............................
transformation..............................
sanitary felling..............................
plentering in broadleaf forest..............................
tending of forest edge..............................
planting..............................
agrosilvicultural treatments..............................
total24.915.3100.0...100.0.....25.021.7..25.012.520.012.755.616.612.56.716.715.210.35.720.43.9
11-20 yearsno treatment..............................
tending..............................
thinning............25.021.7..8.38.0....4.24.1....2.81.6
establishment cut12.411.7......................16.715.2..1.91.3
removal cut..............................
plentering..............................
thinning of mountain forest..........100.0.25.021.7..8.38.030.014.611.110.58.35.6..10.35.711.13.0
coppice cut..............................
conversion..............................
transformation..............................
sanitary felling..............................
plentering in broadleaf forest..............33.327.3............0.90.9
tending of forest edge..............................
planting..............................
agrosilvicultural treatments..............................
total12.411.7........100.0.50.025.033.327.316.710.830.014.611.110.512.56.716.715.210.35.716.73.6
> 20 yearsno treatment12.912.0..............25.012.520.012.733.315.854.310.233.319.365.68.839.84.7
tending..............................
thinning..............................
establishment cut..............................
removal cut..............................
plentering..............................
thinning of mountain forest..............................
coppice cut..............................
conversion..............................
transformation..............................
sanitary felling..............................
plentering in broadleaf forest..............................
tending of forest edge..............................
planting..............................
agrosilvicultural treatments..............................
total12.912.0..............25.012.520.012.733.315.854.310.233.319.365.68.839.84.7
totalno treatment12.912.0..............25.012.520.012.733.315.854.310.233.319.365.68.839.84.7
tending......100.0.....25.021.7..25.012.5..11.110.54.24.116.715.2..7.32.5
thinning24.915.3100.0.........25.021.7..25.012.5....8.35.6..3.43.49.42.8
establishment cut37.317.1............66.727.3......4.24.133.319.3..7.42.5
removal cut12.411.7................10.09.5........1.81.3
plentering..............................
thinning of mountain forest12.411.7........100.0.50.025.0..25.012.570.014.555.616.629.19.316.715.227.58.332.34.5
coppice cut..........................3.43.40.90.9
conversion..............................
transformation..............................
sanitary felling..............................
plentering in broadleaf forest..............33.327.3............0.90.9
tending of forest edge..............................
planting..............................
agrosilvicultural treatments..............................
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.

calculated by unit of reference: economic region

© WSL, Swiss National Forest Inventory, 04.11.2014 #168901/155284

NFI2

forest area: altitudinal vegetation zone · degree of cover (aerial photo, 5 classes) · biogeographical region
unit: %
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
restriction: avalanches SilvaProtect, modelled and assigned = inside perimeter
grid:
state 1993/95
biogeographical region
JuraPlateauNorthern AlpsWestern Central-AlpsEastern Central-AlpsSouthern AlpsSwitzerland
altitudinal vegetation zonedegree of cover (aerial photo, 5 classes) %± %± %± %± %± %± %±
upper subalpine0-20%..............
21-40%......33.315.7..40.021.922.68.9
41-60%....100.0.33.315.771.417.160.021.954.810.6
61-80%......33.315.728.617.1..22.58.9
over 80%..............
total....100.0.100.0.100.0.100.0.100.0.
lower subalpine0-20%......5.13.5....2.01.4
21-40%....19.27.713.05.417.69.314.59.515.43.7
41-60%50.435.4..30.89.117.96.129.411.135.612.826.64.5
61-80%....46.29.846.18.047.112.135.612.843.85.0
over 80%49.635.4..3.83.817.96.15.95.714.29.312.23.3
total100.0...100.0.100.0.100.0.100.0.100.0.
upper montane0-20%........8.38.0..0.90.9
21-40%16.715.2..5.22.9..8.38.0..4.52.0
41-60%....15.54.838.911.58.38.038.811.521.33.9
61-80%50.020.4..32.86.233.311.150.014.539.011.536.74.6
over 80%33.319.3..46.66.627.810.625.012.522.29.836.64.6
total100.0...100.0.100.0.100.0.100.0.100.0.
lower montane0-20%..............
21-40%........100.0...4.34.2
41-60%....11.87.8......8.75.9
61-80%....35.311.6......26.09.1
over 80%100.0...52.912.1......61.010.2
total100.0...100.0...100.0...100.0.
colline/submontane0-20%..............
21-40%..............
41-60%......100.0.....32.326.8
61-80%....50.535.4......34.227.6
over 80%....49.535.4......33.527.3
total....100.0.100.0.....100.0.
total0-20%......3.02.12.72.7..1.10.7
21-40%7.77.4..7.72.612.04.013.55.610.95.110.11.9
41-60%7.87.5..19.23.926.85.429.77.540.48.125.22.7
61-80%23.011.7..36.64.740.36.043.28.232.57.737.23.0
over 80%61.513.5..36.54.717.94.710.85.116.26.126.42.7
total100.0...100.0.100.0.100.0.100.0.100.0.

calculated by unit of reference: biogeographical region

© WSL, Swiss National Forest Inventory, 03.11.2014 #168902/155285

NFI4b

forest area: urgency of next treatment (interview survey) · type of next treatment (interview survey) · economic region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
restriction: rockfall SilvaProtect, modelled and assigned = inside perimeter
grid:
state 2009/13
urgency of next treatment (interview survey)
0-1 year2-5 years6-10 years11-20 years> 20 yearstotal
economic regiontype of next treatment (interview survey)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
Western Jurano treatment........0.41000.4100
tending............
thinning0.41000.4100......0.771
establishment cut0.4100..0.41000.4100..1.158
removal cut0.4100........0.4100
plentering............
thinning of mountain forest....0.4100....0.4100
coppice cut............
conversion............
transformation............
sanitary felling............
plentering in broadleaf forest............
tending of forest edge............
planting............
agrosilvicultural treatments............
total1.1580.41000.7710.41000.41002.935
Eastern Jurano treatment............
tending............
thinning....0.4100....0.4100
establishment cut............
removal cut............
plentering............
thinning of mountain forest............
coppice cut............
conversion............
transformation............
sanitary felling............
plentering in broadleaf forest............
tending of forest edge............
planting............
agrosilvicultural treatments............
total....0.4100....0.4100
Western Plateauno treatment............
tending............
thinning............
establishment cut............
removal cut............
plentering............
thinning of mountain forest............
coppice cut............
conversion............
transformation............
sanitary felling............
plentering in broadleaf forest............
tending of forest edge............
planting............
agrosilvicultural treatments............
total............
Central Plateauno treatment............
tending....0.3100....0.3100
thinning............
establishment cut............
removal cut............
plentering............
thinning of mountain forest............
coppice cut............
conversion............
transformation............
sanitary felling............
plentering in broadleaf forest............
tending of forest edge............
planting............
agrosilvicultural treatments............
total....0.3100....0.3100
Eastern Plateauno treatment............
tending............
thinning............
establishment cut............
removal cut............
plentering............
thinning of mountain forest............
coppice cut............
conversion............
transformation............
sanitary felling............
plentering in broadleaf forest............
tending of forest edge............
planting............
agrosilvicultural treatments............
total............
Western Pre-Alpsno treatment............
tending............
thinning............
establishment cut............
removal cut............
plentering............
thinning of mountain forest......0.4100..0.4100
coppice cut............
conversion............
transformation............
sanitary felling............
plentering in broadleaf forest............
tending of forest edge............
planting............
agrosilvicultural treatments............
total......0.4100..0.4100
Central Pre-Alpsno treatment............
tending..0.4100......0.4100
thinning......0.4100..0.4100
establishment cut............
removal cut............
plentering............
thinning of mountain forest....0.41000.4100..0.771
coppice cut............
conversion............
transformation............
sanitary felling............
plentering in broadleaf forest............
tending of forest edge............
planting............
agrosilvicultural treatments............
total..0.41000.41000.771..1.450
Eastern Pre-Alpsno treatment............
tending............
thinning............
establishment cut..0.771......0.771
removal cut............
plentering............
thinning of mountain forest............
coppice cut............
conversion............
transformation............
sanitary felling............
plentering in broadleaf forest......0.4100..0.4100
tending of forest edge............
planting............
agrosilvicultural treatments............
total..0.771..0.4100..1.157
Northwestern Alpsno treatment........1.1571.157
tending..1.157......1.157
thinning..0.41000.41000.4100..1.157
establishment cut............
removal cut............
plentering............
thinning of mountain forest....0.7710.4100..1.157
coppice cut............
conversion............
transformation............
sanitary felling............
plentering in broadleaf forest............
tending of forest edge............
planting............
agrosilvicultural treatments............
total..1.4501.1570.7711.1574.328
Central Alpsno treatment........0.7700.770
tending............
thinning............
establishment cut............
removal cut..0.3100......0.3100
plentering............
thinning of mountain forest0.31000.31000.7701.057..2.437
coppice cut............
conversion............
transformation............
sanitary felling............
plentering in broadleaf forest............
tending of forest edge............
planting............
agrosilvicultural treatments............
total0.31000.7700.7701.0570.7703.430
Northeastern Alpsno treatment........1.1571.157
tending....0.4100....0.4100
thinning............
establishment cut............
removal cut............
plentering............
thinning of mountain forest....1.4490.4100..1.844
coppice cut............
conversion............
transformation............
sanitary felling............
plentering in broadleaf forest............
tending of forest edge............
planting............
agrosilvicultural treatments............
total....1.8440.41001.1573.232
Southwestern Alpsno treatment........4.5274.527
tending..0.3100......0.3100
thinning....0.31000.3100..0.771
establishment cut..0.3100......0.3100
removal cut............
plentering............
thinning of mountain forest0.7710.31000.7710.771..2.437
coppice cut............
conversion............
transformation............
sanitary felling............
plentering in broadleaf forest............
tending of forest edge............
planting............
agrosilvicultural treatments............
total0.7711.0581.0581.0584.5278.220
Southeastern Alpsno treatment........0.7710.771
tending..0.4100......0.4100
thinning............
establishment cut0.4100....0.4100..0.771
removal cut............
plentering............
thinning of mountain forest....0.4100....0.4100
coppice cut............
conversion............
transformation............
sanitary felling............
plentering in broadleaf forest............
tending of forest edge............
planting............
agrosilvicultural treatments............
total0.41000.41000.41000.41000.7712.141
Southern Alpsno treatment........6.7236.723
tending............
thinning..0.4100......0.4100
establishment cut............
removal cut............
plentering............
thinning of mountain forest0.41000.7710.7711.158..2.835
coppice cut....0.4100....0.4100
conversion............
transformation............
sanitary felling............
plentering in broadleaf forest............
tending of forest edge............
planting............
agrosilvicultural treatments............
total0.41001.1581.1581.1586.72310.318
Switzerlandno treatment........15.11515.115
tending..2.1410.771....2.835
thinning0.41001.1581.1581.158..3.632
establishment cut0.7711.1580.41000.771..2.835
removal cut0.41000.3100......0.771
plentering............
thinning of mountain forest1.4501.4505.3264.229..12.317
coppice cut....0.4100....0.4100
conversion............
transformation............
sanitary felling............
plentering in broadleaf forest......0.4100..0.4100
tending of forest edge............
planting............
agrosilvicultural treatments............
total2.8356.0247.8216.32415.11538.09

calculated by unit of reference: economic region

© WSL, Swiss National Forest Inventory, 03.11.2014 #168903/155286

NFI2

forest area: altitudinal vegetation zone · degree of cover (aerial photo, 5 classes) · biogeographical region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
restriction: avalanches SilvaProtect, modelled and assigned = inside perimeter
grid:
state 1993/95
biogeographical region
JuraPlateauNorthern AlpsWestern Central-AlpsEastern Central-AlpsSouthern AlpsSwitzerland
altitudinal vegetation zonedegree of cover (aerial photo, 5 classes)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
upper subalpine0-20%..............
21-40%......1.058..0.7711.745
41-60%....0.41001.0581.8441.1584.229
61-80%......1.0580.771..1.745
over 80%..............
total....0.41003.1332.5371.8457.721
lower subalpine0-20%......0.771....0.771
21-40%....1.8451.7451.1580.7715.326
41-60%0.4100..2.8352.4371.8441.8459.120
61-80%....4.3296.2232.8351.84515.015
over 80%0.4100..0.41002.4370.41000.7714.229
total0.771..9.21913.4156.0245.02634.310
upper montane0-20%........0.4100..0.4100
21-40%0.4100..1.158..0.4100..1.845
41-60%....3.2332.4370.41002.5388.420
61-80%1.158..6.7232.1412.1412.53814.516
over 80%0.771..9.6191.7441.1581.45014.515
total2.241..20.6136.2234.2286.42339.59
lower montane0-20%..............
21-40%........0.4100..0.4100
41-60%....0.771......0.771
61-80%....2.141......2.141
over 80%1.845..3.233......5.027
total1.845..6.024..0.4100..8.221
colline/submontane0-20%..............
21-40%..............
41-60%......0.3100....0.3100
61-80%....0.4100......0.4100
over 80%....0.4100......0.4100
total....0.7710.3100....1.158
total0-20%......0.7710.4100..1.058
21-40%0.4100..2.8352.8351.8441.4509.220
41-60%0.4100..7.1226.2233.9305.32522.812
61-80%1.158..13.5169.2185.7244.32933.710
over 80%2.935..13.5164.1281.4502.14124.012
total4.727..36.9922.91113.11613.21690.86

calculated by unit of reference: biogeographical region

© WSL, Swiss National Forest Inventory, 03.11.2014 #168904/155287

NFI4b

forest area: degree of mixture · crown closure · economic region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
restriction: rockfall SilvaProtect, modelled and assigned = inside perimeter
grid:
state 2009/13
degree of mixture
n/apure conifer forestmixed conifer forestmixed broadleaf forestpure broadleaf foresttotal
economic regioncrown closure1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
Western Juran/a............
crowded....0.4100..0.7711.158
normal......0.41000.7711.158
loose............
open..0.4100......0.4100
scattered............
grouped crowded............
grouped normal....0.4100....0.4100
heterogeneous............
total..0.41000.7710.41001.4502.935
Eastern Juran/a............
crowded..0.4100......0.4100
normal............
loose............
open............
scattered............
grouped crowded............
grouped normal............
heterogeneous............
total..0.4100......0.4100
Western Plateaun/a............
crowded............
normal............
loose............
open............
scattered............
grouped crowded............
grouped normal............
heterogeneous............
total............
Central Plateaun/a0.3100........0.3100
crowded............
normal............
loose............
open............
scattered............
grouped crowded............
grouped normal............
heterogeneous............
total0.3100........0.3100
Eastern Plateaun/a............
crowded............
normal............
loose............
open............
scattered............
grouped crowded............
grouped normal............
heterogeneous............
total............
Western Pre-Alpsn/a............
crowded............
normal............
loose............
open............
scattered............
grouped crowded............
grouped normal............
heterogeneous....0.4100....0.4100
total....0.4100....0.4100
Central Pre-Alpsn/a............
crowded..0.4100....0.41000.771
normal............
loose......0.4100..0.4100
open........0.41000.4100
scattered............
grouped crowded............
grouped normal............
heterogeneous............
total..0.4100..0.41000.7711.450
Eastern Pre-Alpsn/a............
crowded............
normal........1.1571.157
loose............
open............
scattered............
grouped crowded............
grouped normal............
heterogeneous............
total........1.1571.157
Northwestern Alpsn/a............
crowded....0.7710.41001.1572.140
normal....0.41000.41000.7711.450
loose............
open............
scattered............
grouped crowded..0.4100......0.4100
grouped normal..0.4100......0.4100
heterogeneous............
total..0.7711.1570.7711.8444.328
Central Alpsn/a............
crowded..0.3100......0.3100
normal..1.4490.3100..0.31002.140
loose..0.3100......0.3100
open..0.3100......0.3100
scattered..0.3100......0.3100
grouped crowded............
grouped normal............
heterogeneous............
total..2.7340.3100..0.31003.430
Northeastern Alpsn/a............
crowded....0.4100..1.1571.449
normal....0.4100....0.4100
loose......0.4100..0.4100
open........0.41000.4100
scattered..0.4100......0.4100
grouped crowded............
grouped normal......0.4100..0.4100
heterogeneous............
total..0.41000.7700.7701.4493.232
Southwestern Alpsn/a0.4100........0.4100
crowded..1.0580.771..0.7712.437
normal..0.3100......0.3100
loose..1.058....0.31001.450
open..0.3100..0.31000.7711.450
scattered..1.058......1.058
grouped crowded..0.3100......0.3100
grouped normal............
heterogeneous..1.058......1.058
total0.41005.1250.7710.31001.7448.220
Southeastern Alpsn/a............
crowded............
normal..0.7710.4100....1.158
loose..0.4100......0.4100
open............
scattered..0.4100......0.4100
grouped crowded............
grouped normal............
heterogeneous..0.4100......0.4100
total..1.8450.4100....2.141
Southern Alpsn/a............
crowded..0.4100..0.41003.5314.329
normal..1.1580.771..1.4503.233
loose............
open..0.4100....0.41000.771
scattered..0.4100....0.41000.771
grouped crowded........0.41000.4100
grouped normal........0.7710.771
heterogeneous..0.4100......0.4100
total..2.5380.7710.41006.72210.318
Switzerlandn/a0.771........0.771
crowded..2.5382.1410.7717.42212.817
normal..3.5312.1410.7714.32910.618
loose..1.745..0.7710.31002.835
open..1.450..0.31001.8453.532
scattered..2.438....0.41002.835
grouped crowded..0.771....0.41001.158
grouped normal..0.41000.41000.41000.7711.845
heterogeneous..1.7450.4100....2.141
total0.77114.3155.0272.83515.21538.09

calculated by unit of reference: economic region

© WSL, Swiss National Forest Inventory, 03.11.2014 #168905/155288

NFI4b

forest area: altitudinal vegetation zone · degree of cover (aerial photo, 5 classes) · biogeographical region
unit: %
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
restriction: rockfall SilvaProtect, modelled and assigned = inside perimeter
grid:
state 2009/13
biogeographical region
JuraPlateauNorthern AlpsWestern Central-AlpsEastern Central-AlpsSouthern AlpsSwitzerland
altitudinal vegetation zonedegree of cover (aerial photo, 5 classes) %± %± %± %± %± %± %±
upper subalpine0-20%..............
21-40%..............
41-60%......50.035.4....50.035.4
61-80%......50.035.4....50.035.4
over 80%..............
total......100.0.....100.0.
lower subalpine0-20%..............
21-40%100.0.....10.69.9....11.07.3
41-60%......59.615.6....30.910.5
61-80%....50.020.419.912.6..50.035.431.710.7
over 80%....50.020.49.99.4..50.035.426.510.1
total100.0...100.0.100.0...100.0.100.0.
upper montane0-20%....8.38.0....11.110.46.94.7
21-40%......25.021.7....3.33.3
41-60%....16.710.8..25.021.711.510.814.06.5
61-80%....33.313.650.025.025.021.733.215.734.48.8
over 80%....41.714.225.021.750.025.044.216.641.49.2
total....100.0.100.0.100.0.100.0.100.0.
lower montane0-20%..............
21-40%....7.16.9......4.03.9
41-60%..............
61-80%......33.327.350.035.4..7.95.3
over 80%100.0...92.96.966.727.350.035.4100.0.88.16.4
total100.0...100.0.100.0.100.0.100.0.100.0.
colline/submontane0-20%..............
21-40%..............
41-60%..........7.16.93.03.0
61-80%33.319.350.035.416.715.280.017.9..14.39.430.07.9
over 80%66.719.350.035.483.315.220.017.9..78.611.066.98.2
total100.0.100.0.100.0.100.0...100.0.100.0.
total0-20%....2.62.6....3.43.41.91.3
21-40%11.310.6..2.62.68.65.8....3.71.8
41-60%....5.33.629.19.316.715.27.04.811.03.0
61-80%22.213.950.035.421.16.641.610.133.319.320.77.526.74.2
over 80%66.615.750.035.468.47.520.88.350.020.468.98.656.74.7
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.

calculated by unit of reference: biogeographical region

© WSL, Swiss National Forest Inventory, 03.11.2014 #168906/155289

NFI2

forest area: altitudinal vegetation zone · degree of cover (aerial photo, 5 classes) · production region
unit: %
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
restriction: avalanches SilvaProtect, modelled and assigned = inside perimeter
grid:
state 1993/95
production region
JuraPlateauPre-AlpsAlpsSouthern AlpsSwitzerland
altitudinal vegetation zonedegree of cover (aerial photo, 5 classes) %± %± %± %± %± %±
upper subalpine0-20%............
21-40%......18.89.840.021.922.89.0
41-60%....100.0.50.012.560.021.954.710.6
61-80%......31.311.6..22.68.9
over 80%............
total....100.0.100.0.100.0.100.0.
lower subalpine0-20%......2.71.9..2.01.4
21-40%....12.511.716.34.314.59.515.43.6
41-60%49.735.4..25.015.324.35.035.612.826.64.5
61-80%....62.517.144.65.835.612.843.85.0
over 80%50.335.4....12.23.814.29.312.23.3
total100.0...100.0.100.0.100.0.100.0.
upper montane0-20%......1.41.4..0.90.9
21-40%16.715.2....5.62.7..4.51.9
41-60%....11.17.422.24.937.412.121.33.9
61-80%50.020.4..38.911.533.35.643.912.436.74.6
over 80%33.319.3..50.011.837.55.718.79.736.64.6
total100.0...100.0.100.0.100.0.100.0.
lower montane0-20%............
21-40%......8.38.0..4.24.2
41-60%....16.715.28.38.0..8.75.9
61-80%....16.715.241.714.2..25.79.1
over 80%100.0...66.719.341.714.2..61.410.1
total100.0...100.0.100.0...100.0.
colline/submontane0-20%............
21-40%............
41-60%......100.0...32.526.9
61-80%....49.835.4....33.627.3
over 80%....50.235.4....33.927.4
total....100.0.100.0...100.0.
total0-20%......1.71.0..1.10.7
21-40%7.77.4..2.92.811.52.411.55.410.11.9
41-60%7.67.3..17.16.425.13.339.98.325.12.7
61-80%23.111.7..40.08.338.33.734.38.037.23.0
over 80%61.613.5..40.08.323.43.214.35.926.52.7
total100.0...100.0.100.0.100.0.100.0.

calculated by unit of reference: production region

© WSL, Swiss National Forest Inventory, 03.11.2014 #168907/155290

NFI4b

forest area: altitudinal vegetation zone · degree of cover (aerial photo, 5 classes) · biogeographical region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
restriction: rockfall SilvaProtect, modelled and assigned = inside perimeter
grid:
state 2009/13
biogeographical region
JuraPlateauNorthern AlpsWestern Central-AlpsEastern Central-AlpsSouthern AlpsSwitzerland
altitudinal vegetation zonedegree of cover (aerial photo, 5 classes)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
upper subalpine0-20%..............
21-40%..............
41-60%......0.3100....0.3100
61-80%......0.3100....0.3100
over 80%..............
total......0.771....0.771
lower subalpine0-20%..............
21-40%0.4100....0.4100....0.771
41-60%......2.141....2.141
61-80%....1.1580.771..0.41002.141
over 80%....1.1580.3100..0.41001.845
total0.4100..2.1413.431..0.7716.623
upper montane0-20%....0.4100....0.41000.771
21-40%......0.3100....0.3100
41-60%....0.771..0.41000.41001.450
61-80%....1.4500.7710.41001.1583.532
over 80%....1.8450.31000.7711.4504.229
total....4.3291.4501.4503.23310.318
lower montane0-20%..............
21-40%....0.4100......0.4100
41-60%..............
61-80%......0.31000.4100..0.771
over 80%0.771..4.6280.7710.41001.4507.821
total0.771..5.0271.0580.7711.4508.820
colline/submontane0-20%..............
21-40%..............
41-60%..........0.41000.4100
61-80%0.7710.41000.41001.450..0.7713.532
over 80%1.4500.41001.8450.3100..3.9307.821
total2.2410.7712.1411.744..5.02611.717
total0-20%....0.4100....0.41000.771
21-40%0.4100..0.41000.771....1.450
41-60%....0.7712.4370.41000.7714.229
61-80%0.7710.41002.8353.4310.7712.14110.218
over 80%2.2410.41009.2191.7441.1587.12221.613
total3.2330.77113.5168.2202.14110.31838.19

calculated by unit of reference: biogeographical region

© WSL, Swiss National Forest Inventory, 03.11.2014 #168908/155291

NFI2

forest area: altitudinal vegetation zone · degree of cover (aerial photo, 5 classes) · production region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
restriction: avalanches SilvaProtect, modelled and assigned = inside perimeter
grid:
state 1993/95
production region
JuraPlateauPre-AlpsAlpsSouthern AlpsSwitzerland
altitudinal vegetation zonedegree of cover (aerial photo, 5 classes)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
upper subalpine0-20%............
21-40%......1.0580.7711.745
41-60%....0.41002.8351.1584.229
61-80%......1.745..1.745
over 80%............
total....0.41005.5251.8457.721
lower subalpine0-20%......0.771..0.771
21-40%....0.41004.2290.7715.226
41-60%0.4100..0.7716.2231.8459.119
61-80%....1.84511.4171.84515.015
over 80%0.4100....3.1330.7714.229
total0.771..2.93525.6115.02634.210
upper montane0-20%......0.3100..0.3100
21-40%0.4100....1.450..1.745
41-60%....0.7715.5252.1418.420
61-80%1.158..2.5388.3202.53814.416
over 80%0.771..3.2339.3191.15814.415
total2.241..6.52324.9115.72539.29
lower montane0-20%............
21-40%......0.3100..0.3100
41-60%....0.41000.3100..0.771
61-80%....0.41001.745..2.141
over 80%1.845..1.4501.745..5.027
total1.845..2.2414.129..8.121
colline/submontane0-20%............
21-40%............
41-60%......0.3100..0.3100
61-80%....0.4100....0.4100
over 80%....0.4100....0.4100
total....0.7710.3100..1.158
total0-20%......1.058..1.058
21-40%0.4100..0.41006.9221.4509.120
41-60%0.4100..2.24115.2155.02622.712
61-80%1.158..5.02623.1124.32933.610
over 80%2.935..5.02614.2151.84523.912
total4.727..12.61660.5712.41690.36

calculated by unit of reference: production region

© WSL, Swiss National Forest Inventory, 03.11.2014 #168909/155292
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