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NFI2

forest area: stand with old timber · economic region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
grid:
state 1993/95
stand with old timber
n/ano (DBHdom up to 50 cm)yes (DBHdom over 50 cm)total
economic region1000 ha± %1000 ha± %1000 ha± %1000 ha± %
Western Jura2.538118.8327.511148.92
Eastern Jura2.04437.557.52147.03
Western Plateau1.64933.6711.91747.24
Central Plateau1.35043.8623.6968.72
Eastern Plateau4.32872.9432.99110.12
Western Pre-Alps0.77030.0710.41741.14
Central Pre-Alps1.84561.3531.5994.72
Eastern Pre-Alps2.53747.1619.31268.93
Northwestern Alps2.93536.1715.71354.74
Central Alps1.05713.8137.22022.18
Northeastern Alps0.77118.6109.31728.76
Southwestern Alps4.12972.4517.11393.73
Southeastern Alps2.14186.0430.910119.03
Southern Alps2.83598.0418.413119.33
Switzerland30.511770.11263.331063.91

calculated by unit of reference: economic region

© WSL, Swiss National Forest Inventory, 07.11.2014 #149392/135773

NFI2

forest area: dominant diameter (class size 10cm) · biogeographical region
unit: %
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
grid:
state 1993/95
biogeographical region
JuraPlateauNorthern AlpsWestern Central-AlpsEastern Central-AlpsSouthern AlpsSwitzerland
dominant diameter (class size 10cm) %± %± %± %± %± %± %±
n/a1.70.63.30.73.50.63.71.21.10.62.60.92.90.3
12-20 cm3.00.85.60.92.80.67.31.75.01.37.21.44.60.4
21-30 cm9.91.38.51.011.31.118.62.59.81.828.52.412.80.6
31-40 cm32.82.120.51.522.51.428.32.925.52.623.82.324.70.8
41-50 cm34.32.130.51.731.91.623.52.731.12.822.42.330.20.8
51-60 cm16.01.626.71.722.01.414.22.222.32.510.51.720.10.7
61-70 cm2.30.74.30.85.10.73.61.24.71.32.60.94.00.4
71-80 cm..0.60.30.80.30.80.60.40.41.20.60.60.1
over 80 cm..........1.20.60.10.1
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, 07.11.2014 #149393/135774

NFI2

forest area: dominant diameter (class size 10cm) · biogeographical region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
grid:
state 1993/95
biogeographical region
JuraPlateauNorthern AlpsWestern Central-AlpsEastern Central-AlpsSouthern AlpsSwitzerland
dominant diameter (class size 10cm)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
n/a3.2338.52011.1183.1331.1583.23330.311
12-20 cm5.82514.1158.9206.2234.9268.92048.78
21-30 cm18.71321.61235.61015.8149.51934.99136.15
31-40 cm62.0652.0770.9624.01124.71129.110262.63
41-50 cm64.8677.56100.4519.91230.0927.410320.03
51-60 cm30.31067.9669.2612.01621.61212.816213.74
61-70 cm4.32911.01816.0153.1334.6273.23342.29
71-80 cm..1.4502.5380.7710.41001.4506.424
over 80 cm..........1.4501.450
total189.11253.91314.6284.6496.73122.431061.31

calculated by unit of reference: biogeographical region

© WSL, Swiss National Forest Inventory, 07.11.2014 #149394/135775

NFI2

forest area: dominant diameter (class size 10cm) · canton
unit: %
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
grid:
state 1993/95
dominant diameter (class size 10cm)
n/a12-20 cm21-30 cm31-40 cm41-50 cm51-60 cm61-70 cm71-80 cmover 80 cmtotal
canton %± %± %± %± %± %± %± %± %± %±
AG3.31.68.32.56.62.326.44.027.34.122.33.85.82.1....100.0.
AI......20.010.646.713.220.010.613.39.0....100.0.
AR4.04.04.04.04.04.028.09.132.09.528.09.1......100.0.
BE2.10.71.50.69.11.320.41.933.52.229.32.14.00.9....100.0.
BL/BS2.12.12.12.112.84.933.87.032.06.910.74.64.33.02.12.1..100.0.
FR1.81.32.71.610.93.024.64.135.44.619.13.83.61.81.81.3..100.0.
GE....62.922.321.019.9..16.214.4......100.0.
GL..9.84.714.65.617.15.919.56.226.87.07.34.14.93.4..100.0.
GR1.70.64.61.011.01.626.52.230.92.318.91.95.41.11.00.5..100.0.
JU1.21.22.31.65.82.528.84.935.75.123.04.53.31.9....100.0.
LU..5.62.16.52.226.33.931.34.226.33.94.01.8....100.0.
NE5.02.41.21.210.53.333.95.129.55.017.64.12.31.6....100.0.
NW....35.311.811.88.047.112.35.95.8......100.0.
OW5.73.25.93.313.74.919.65.629.56.423.66.02.02.0....100.0.
SG4.41.73.71.68.82.426.33.830.74.015.33.18.02.32.91.4..100.0.
SH5.63.95.63.98.34.722.27.050.08.48.34.7......100.0.
SO1.21.26.02.610.83.430.15.132.55.216.94.12.41.7....100.0.
SZ2.82.01.41.48.43.318.34.636.65.826.85.35.62.8....100.0.
TG5.72.88.53.412.84.017.14.527.05.323.25.14.32.41.41.4..100.0.
TI2.61.07.81.631.82.823.42.620.62.59.31.82.20.90.70.51.50.7100.0.
UR4.63.2..16.85.827.66.823.46.523.06.44.63.2....100.0.
VD3.71.25.31.412.22.129.32.929.62.917.12.42.91.1....100.0.
VS4.41.27.01.518.02.328.22.724.22.613.92.13.71.10.70.5..100.0.
ZG..7.77.723.112.115.410.446.214.37.77.7......100.0.
ZH4.91.84.91.88.42.316.83.132.93.929.43.82.81.4....100.0.
Switzerland2.80.34.60.412.90.624.80.830.10.820.00.74.00.40.60.10.10.1100.0.

calculated by unit of reference: canton

© WSL, Swiss National Forest Inventory, 07.11.2014 #149395/135776

NFI2

forest area: dominant diameter (class size 10cm) · canton
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
grid:
state 1993/95
dominant diameter (class size 10cm)
n/a12-20 cm21-30 cm31-40 cm41-50 cm51-60 cm61-70 cm71-80 cmover 80 cmtotal
canton1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
AG1.6494.0303.23412.91513.31510.9172.837....48.72
AI......1.0542.3301.0540.669....4.811
AR0.31000.31000.31002.2332.6302.233......8.05
BE3.5312.43814.71533.2954.4747.676.523....162.32
BL/BS0.41000.41002.4396.4226.1222.0430.8700.4100..19.16
FR0.7701.1574.52810.11714.6137.8201.5490.770..41.13
GE....1.4480.5100..0.4100......2.234
GL..1.5492.3392.7363.1334.2271.2570.870..15.88
GR2.4386.62315.71437.7944.0826.9117.7211.450..142.33
JU0.41000.8701.9449.71712.1157.8201.158....33.93
LU..2.2372.63510.41512.31410.4151.644....39.33
NE1.4500.31002.9329.3158.1184.8240.670....27.44
NW....2.3360.8693.1290.4100......6.513
OW1.1571.1572.6363.7295.6224.5260.4100....19.04
SG2.2411.8444.32813.01515.2147.6214.0291.450..49.54
SH0.7700.7701.1562.8326.4171.156......12.83
SO0.41001.9443.4329.51710.2165.3250.870....31.44
SZ0.7700.41002.2404.7269.4176.9201.449....25.75
TG1.2491.8392.7313.6275.7204.9230.9570.3100..21.04
TI2.5387.52130.51022.51219.7139.0192.1410.7711.45095.94
UR0.770..2.4374.0273.3303.3300.770....14.311
VD3.4334.92711.41727.31027.61015.9142.737....93.23
VS4.1296.52216.81326.41022.71113.0153.4310.771..93.73
ZG..0.41001.3530.9682.6320.4100......5.69
ZH2.5372.5374.2288.51916.61214.8131.449....50.42
Switzerland30.21149.28137.25263.63320.73213.0442.296.5241.4501064.01

calculated by unit of reference: canton

© WSL, Swiss National Forest Inventory, 07.11.2014 #149396/135777

NFI2

forest area: dominant diameter (class size 10cm) · production region
unit: %
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
grid:
state 1993/95
production region
JuraPlateauPre-AlpsAlpsSouthern AlpsSwitzerland
dominant diameter (class size 10cm) %± %± %± %± %± %±
n/a2.20.63.10.72.50.73.40.62.40.82.80.3
12-20 cm3.40.85.70.92.10.65.10.77.41.44.60.4
21-30 cm9.91.39.21.19.31.213.51.128.82.512.80.6
31-40 cm33.82.019.41.622.91.824.71.423.72.324.80.8
41-50 cm32.82.032.01.833.32.028.11.522.32.330.20.8
51-60 cm15.51.626.21.724.11.819.71.310.41.720.10.7
61-70 cm2.20.63.90.85.51.04.60.72.70.94.00.4
71-80 cm0.20.20.50.30.40.20.90.31.20.60.60.1
over 80 cm........1.20.60.10.1
total100.0.100.0.100.0.100.0.100.0.100.0.

calculated by unit of reference: production region

© WSL, Swiss National Forest Inventory, 07.11.2014 #149397/135778

NFI2

forest area: dominant diameter (class size 10cm) · production region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
grid:
state 1993/95
production region
JuraPlateauPre-AlpsAlpsSouthern AlpsSwitzerland
dominant diameter (class size 10cm)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
n/a4.4297.0225.02710.8182.83530.111
12-20 cm6.62313.0164.32915.9148.82048.68
21-30 cm19.41320.71219.11342.3934.49135.95
31-40 cm66.1643.9846.9877.8628.210262.93
41-50 cm64.3672.4668.1688.6626.611319.93
51-60 cm30.31059.4749.4861.9712.416213.44
61-70 cm4.4298.82011.21814.5153.23342.09
71-80 cm0.41001.1580.7712.8351.4506.324
over 80 cm........1.4501.450
total195.71226.31204.72314.62119.331060.61

calculated by unit of reference: production region

© WSL, Swiss National Forest Inventory, 07.11.2014 #149398/135779

NFI2

forest area: dominant diameter (class size 10cm) · protection forest region
unit: %
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
grid:
state 1993/95
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern AlpsSwitzerland
dominant diameter (class size 10cm) %± %± %± %± %± %± %±
n/a2.70.52.80.73.61.04.41.21.80.72.40.82.80.3
12-20 cm4.70.62.50.73.31.07.01.54.41.17.41.44.60.4
21-30 cm9.50.911.01.410.61.718.02.39.71.628.82.512.80.6
31-40 cm25.91.321.01.822.52.328.22.726.82.423.72.324.70.8
41-50 cm32.41.432.42.030.22.524.22.631.32.522.32.330.20.8
51-60 cm21.41.226.11.921.62.213.92.119.82.210.41.720.20.7
61-70 cm3.10.54.20.96.51.33.71.15.61.32.70.94.00.4
71-80 cm0.30.2..1.80.70.70.50.60.41.20.60.60.1
over 80 cm..........1.20.60.10.1
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, 07.11.2014 #149399/135780

NFI2

forest area: dominant diameter (class size 10cm) · protection forest region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
grid:
state 1993/95
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern AlpsSwitzerland
dominant diameter (class size 10cm)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
n/a11.5175.4264.2294.1292.1412.83530.111
12-20 cm19.7134.7273.8306.5225.2258.82048.78
21-30 cm40.1920.91312.41616.81311.61734.49136.25
31-40 cm109.5540.0926.21026.41032.0928.210262.33
41-50 cm136.6461.7735.2922.71137.2826.611320.03
51-60 cm90.1649.8825.21113.01523.61112.416214.14
61-70 cm13.2167.9217.6213.4316.7223.23342.09
71-80 cm1.450..2.1410.7710.7711.4506.324
over 80 cm..........1.4501.450
total422.11190.42116.7393.73119.03119.331061.21

calculated by unit of reference: protection forest region

© WSL, Swiss National Forest Inventory, 07.11.2014 #149400/135781

NFI2

forest area: dominant diameter (class size 10cm) · economic region
unit: %
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
grid:
state 1993/95
dominant diameter (class size 10cm)
n/a12-20 cm21-30 cm31-40 cm41-50 cm51-60 cm61-70 cm71-80 cmover 80 cmtotal
economic region %± %± %± %± %± %± %± %± %± %±
Western Jura1.70.62.90.810.51.534.02.332.42.316.11.82.40.8....100.0.
Eastern Jura4.21.85.02.07.62.432.74.334.54.413.53.11.71.20.80.8..100.0.
Western Plateau3.51.75.22.111.43.020.03.734.74.520.03.73.51.71.71.2..100.0.
Central Plateau1.90.94.51.48.21.920.32.730.83.130.73.13.61.3....100.0.
Eastern Plateau3.91.16.81.49.11.618.52.231.82.625.32.54.21.10.30.3..100.0.
Western Pre-Alps1.81.30.90.912.63.226.14.233.34.522.54.02.71.5....100.0.
Central Pre-Alps1.90.82.71.08.31.721.62.532.22.928.42.84.91.3....100.0.
Eastern Pre-Alps3.61.32.11.08.82.022.83.034.73.419.22.87.81.91.00.7..100.0.
Northwestern Alps5.21.83.31.414.42.816.33.032.03.824.83.53.91.6....100.0.
Central Alps4.72.6..12.74.221.85.228.15.628.05.64.72.6....100.0.
Northeastern Alps2.51.88.73.212.53.722.54.721.24.622.54.75.02.45.02.4..100.0.
Southwestern Alps4.41.27.01.518.02.328.22.724.22.613.92.13.71.10.70.5..100.0.
Southeastern Alps1.80.74.41.19.71.626.82.431.32.519.82.25.61.30.60.4..100.0.
Southern Alps2.40.87.41.428.82.523.72.322.32.310.41.72.70.91.20.61.20.6100.0.
Switzerland2.90.34.60.412.80.624.80.830.20.820.00.74.00.40.60.10.10.1100.0.

calculated by unit of reference: economic region

© WSL, Swiss National Forest Inventory, 07.11.2014 #149401/135782

NFI2

forest area: dominant diameter (class size 10cm) · economic region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
grid:
state 1993/95
dominant diameter (class size 10cm)
n/a12-20 cm21-30 cm31-40 cm41-50 cm51-60 cm61-70 cm71-80 cmover 80 cmtotal
economic region1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
Western Jura2.5384.32915.71450.7748.2723.9113.631....148.92
Eastern Jura2.0442.4403.63215.41416.2136.3230.8700.4100..47.03
Western Plateau1.6492.5405.4269.41916.4139.4191.6490.870..47.24
Central Plateau1.3503.1315.62313.91321.11021.1102.535....68.72
Eastern Plateau4.3287.52110.01820.41235.0827.9104.6270.4100..110.12
Western Pre-Alps0.7700.41005.22610.71713.7149.3181.157....41.14
Central Pre-Alps1.8452.5377.92120.41230.5926.9104.727....94.72
Eastern Pre-Alps2.5371.4506.12315.71423.91013.2155.4250.771..68.93
Northwestern Alps2.9351.8447.9208.91917.51313.6152.140....54.74
Central Alps1.057..2.8354.8256.2226.2221.057....22.18
Northeastern Alps0.7712.5373.6306.4226.1226.4221.4491.450..28.76
Southwestern Alps4.1296.52216.81326.41022.71113.0153.4310.771..93.73
Southeastern Alps2.1415.22511.61732.0937.2823.6116.7220.771..119.03
Southern Alps2.8358.82034.4928.21026.61112.4163.2331.4501.450119.33
Switzerland30.51148.98136.45263.53321.43213.2442.296.5241.4501063.91

calculated by unit of reference: economic region

© WSL, Swiss National Forest Inventory, 07.11.2014 #149402/135783

NFI2

forest area: stand density index (SDI) · canton
unit: %
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
grid:
state 1993/95
stand density index (SDI)
to 400 (open to scattered)401-800 (normal to loose)801-1200 (dense)over 1200 (very dense)total
canton %± %± %± %± %±
AG28.14.155.44.514.93.21.71.2100.0.
AI6.76.640.013.046.713.26.76.6100.0.
AR16.07.544.010.124.08.716.07.5100.0.
BE21.51.951.72.322.61.94.20.9100.0.
BL/BS32.06.949.17.317.15.51.71.7100.0.
FR18.23.744.54.830.94.46.42.3100.0.
GE..83.814.216.214.4..100.0.
GL39.07.731.77.317.15.912.25.2100.0.
GR34.32.447.32.516.71.81.70.6100.0.
JU20.74.452.95.421.84.44.62.3100.0.
LU19.93.644.84.527.14.08.12.5100.0.
NE29.55.059.95.39.43.21.21.2100.0.
NW11.88.070.611.217.69.4..100.0.
OW35.26.733.46.621.65.89.84.2100.0.
SG27.73.835.14.124.83.712.42.8100.0.
SH25.07.355.68.316.76.32.82.8100.0.
SO20.54.463.95.315.74.0..100.0.
SZ18.34.657.75.919.74.84.22.4100.0.
TG24.25.160.25.911.43.84.32.4100.0.
TI47.43.139.53.012.02.01.10.6100.0.
UR21.46.346.47.725.36.66.93.9100.0.
VD34.13.045.63.215.12.35.31.4100.0.
VS41.43.039.93.014.72.14.01.2100.0.
ZG30.813.269.213.1....100.0.
ZH25.93.758.04.114.02.92.11.2100.0.
Switzerland29.70.848.00.918.20.74.10.4100.0.

calculated by unit of reference: canton

© WSL, Swiss National Forest Inventory, 07.11.2014 #149403/135784

NFI2

forest area: stand density index (SDI) · canton
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
grid:
state 1993/95
stand density index (SDI)
to 400 (open to scattered)401-800 (normal to loose)801-1200 (dense)over 1200 (very dense)total
canton1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
AG13.71527.097.2220.87048.72
AI0.31001.9342.3300.31004.811
AR1.3473.5231.9361.3478.05
BE34.9983.8536.696.922162.32
BL/BS6.1229.4163.3330.310019.16
FR7.52118.31112.7152.63741.13
GE..1.8360.4100..2.234
GL6.2215.0242.7361.94315.88
GR48.8767.4623.7112.438142.33
JU7.02117.9107.4211.64933.93
LU7.81817.61110.7153.23139.33
NE8.11816.4102.6340.310027.44
NW0.8694.6201.255..6.513
OW6.7206.4204.1271.94319.04
SG13.71517.41212.3156.12349.54
SH3.2297.1152.1380.410012.83
SO6.42220.194.926..31.44
SZ4.72614.8115.1251.15725.75
TG5.12112.6112.4340.95721.04
TI45.4737.9811.5171.15895.94
UR3.1326.6203.6281.05714.311
VD31.7942.5714.1154.92793.23
VS38.8837.4813.7153.83093.73
ZG1.7443.921....5.69
ZH13.01429.377.0211.15750.42
Switzerland316.13510.72193.4443.891064.01

calculated by unit of reference: canton

© WSL, Swiss National Forest Inventory, 07.11.2014 #149404/135785

NFI2

forest area: stand density index (SDI) · production region
unit: %
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
grid:
state 1993/95
production region
JuraPlateauPre-AlpsAlpsSouthern AlpsSwitzerland
stand density index (SDI) %± %± %± %± %± %±
to 400 (open to scattered)24.61.924.21.721.31.736.01.645.12.729.60.8
401-800 (normal to loose)58.62.152.02.044.72.143.21.641.52.748.00.9
801-1200 (dense)14.91.520.21.625.71.816.41.212.21.818.20.7
over 1200 (very dense)1.90.63.60.78.31.24.40.71.20.64.10.4
total100.0.100.0.100.0.100.0.100.0.100.0.

calculated by unit of reference: production region

© WSL, Swiss National Forest Inventory, 07.11.2014 #149405/135786

NFI2

forest area: stand density index (SDI) · production region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
grid:
state 1993/95
production region
JuraPlateauPre-AlpsAlpsSouthern AlpsSwitzerland
stand density index (SDI)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
to 400 (open to scattered)48.2854.8743.68113.4553.87313.83
401-800 (normal to loose)114.64117.7491.65135.9449.57509.32
801-1200 (dense)29.21045.7852.6751.5814.515193.54
over 1200 (very dense)3.6318.12116.91413.9161.45044.09
total195.71226.31204.72314.62119.331060.61

calculated by unit of reference: production region

© WSL, Swiss National Forest Inventory, 07.11.2014 #149406/135787

NFI2

forest area: stand density index (SDI) · protection forest region
unit: %
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
grid:
state 1993/95
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern AlpsSwitzerland
stand density index (SDI) %± %± %± %± %± %± %±
to 400 (open to scattered)24.41.325.91.924.92.441.43.033.92.645.12.729.60.8
401-800 (normal to loose)55.01.444.12.243.22.739.93.047.02.741.52.748.00.9
801-1200 (dense)17.81.123.51.821.32.214.72.117.42.112.21.818.20.7
over 1200 (very dense)2.80.56.41.110.71.74.01.21.80.71.20.64.10.4
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, 07.11.2014 #149407/135788

NFI2

forest area: stand density index (SDI) · protection forest region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
grid:
state 1993/95
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern AlpsSwitzerland
stand density index (SDI)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
to 400 (open to scattered)103.0549.4829.01038.8840.3853.87314.43
401-800 (normal to loose)232.1384.0550.4737.4855.9649.57509.32
801-1200 (dense)75.1644.7824.81113.71520.71214.515193.74
over 1200 (very dense)11.81712.31712.4163.8302.1411.45043.89
total422.11190.42116.7393.73119.03119.331061.21

calculated by unit of reference: protection forest region

© WSL, Swiss National Forest Inventory, 07.11.2014 #149408/135789

NFI2

forest area: stand density index (SDI) · economic region
unit: %
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
grid:
state 1993/95
stand density index (SDI)
to 400 (open to scattered)401-800 (normal to loose)801-1200 (dense)over 1200 (very dense)total
economic region %± %± %± %± %±
Western Jura24.02.159.22.414.91.71.90.7100.0.
Eastern Jura26.94.156.44.515.13.31.61.1100.0.
Western Plateau20.73.847.14.726.14.16.12.2100.0.
Central Plateau23.22.951.03.321.72.84.21.4100.0.
Eastern Plateau26.32.554.52.816.92.12.30.9100.0.
Western Pre-Alps23.44.038.74.627.94.39.92.9100.0.
Central Pre-Alps21.62.547.33.125.82.75.31.4100.0.
Eastern Pre-Alps19.72.944.63.624.43.111.42.3100.0.
Northwestern Alps35.33.942.54.016.33.05.91.9100.0.
Central Alps20.55.149.96.321.85.27.83.4100.0.
Northeastern Alps40.05.535.05.413.73.911.33.5100.0.
Southwestern Alps41.43.039.93.014.72.14.01.2100.0.
Southeastern Alps33.92.647.02.717.42.11.80.7100.0.
Southern Alps45.12.741.52.712.21.81.20.6100.0.
Switzerland29.60.848.00.918.30.74.20.4100.0.

calculated by unit of reference: economic region

© WSL, Swiss National Forest Inventory, 07.11.2014 #149409/135790

NFI2

forest area: stand density index (SDI) · economic region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
grid:
state 1993/95
stand density index (SDI)
to 400 (open to scattered)401-800 (normal to loose)801-1200 (dense)over 1200 (very dense)total
economic region1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
Western Jura35.7988.2422.1122.935148.92
Eastern Jura12.71526.587.1220.77147.03
Western Plateau9.81922.21012.3162.93747.24
Central Plateau15.91335.0714.9132.93368.72
Eastern Plateau29.01060.1518.6132.537110.12
Western Pre-Alps9.61815.91311.5164.12941.14
Central Pre-Alps20.41244.8724.4115.02694.72
Eastern Pre-Alps13.61530.7816.8137.92068.93
Northwestern Alps19.31223.2108.9193.23354.74
Central Alps4.52711.0154.8251.74422.18
Northeastern Alps11.51510.0163.9293.23228.76
Southwestern Alps38.8837.4813.7153.83093.73
Southeastern Alps40.3855.9620.7122.141119.03
Southern Alps53.8749.5714.5151.450119.33
Switzerland314.93510.42194.3444.391063.91

calculated by unit of reference: economic region

© WSL, Swiss National Forest Inventory, 07.11.2014 #149410/135791

NFI2

forest area: dominant diameter (class size 10cm) · economic region
unit: %
unit of evaluation: accessible forest excluding shrub forest
grid: terrestrial grid NFI2
state 1993/95
dominant diameter (class size 10cm)
n/a12-20 cm21-30 cm31-40 cm41-50 cm51-60 cm61-70 cm71-80 cmover 80 cmtotal
economic region %± %± %± %± %± %± %± %± %± %±
Western Jura1.40.43.50.610.21.032.41.633.41.616.21.32.90.6....100.0.
Eastern Jura2.81.04.91.48.61.830.42.935.83.115.12.32.00.90.40.4..100.0.
Western Plateau5.81.44.71.310.21.825.52.630.92.817.82.34.41.20.70.5..100.0.
Central Plateau2.00.75.31.110.21.520.62.027.42.229.62.34.81.1....100.0.
Eastern Plateau3.40.76.61.012.81.318.01.532.11.923.11.73.40.70.30.20.30.2100.0.
Western Pre-Alps1.30.72.91.110.42.023.32.731.73.022.92.75.81.51.30.70.40.4100.0.
Central Pre-Alps3.00.73.20.77.31.121.51.732.72.027.71.94.10.80.50.3..100.0.
Eastern Pre-Alps2.70.82.70.810.11.521.52.034.82.319.62.07.71.31.00.5..100.0.
Northwestern Alps5.01.34.31.213.52.021.22.429.52.621.22.44.91.20.30.3..100.0.
Central Alps5.41.94.71.818.93.222.33.425.03.618.93.24.71.8....100.0.
Northeastern Alps6.91.98.02.110.82.323.93.226.63.316.42.84.51.62.91.3..100.0.
Southwestern Alps4.40.87.01.017.71.528.31.823.51.714.01.43.90.80.80.40.30.2100.0.
Southeastern Alps3.60.76.20.912.71.225.81.627.91.617.81.45.20.80.60.30.10.1100.0.
Southern Alps3.90.77.10.927.41.627.11.618.21.411.41.12.60.60.60.31.60.4100.0.
Switzerland3.40.25.20.313.60.425.10.528.90.619.00.54.10.20.60.10.30.1100.0.

calculated by unit of reference: economic region

© WSL, Swiss National Forest Inventory, 07.11.2014 #149411/135792

NFI2

forest area: dominant diameter (class size 10cm) · economic region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest
grid: terrestrial grid NFI2
state 1993/95
dominant diameter (class size 10cm)
n/a12-20 cm21-30 cm31-40 cm41-50 cm51-60 cm61-70 cm71-80 cmover 80 cmtotal
economic region1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
Western Jura2.1295.31815.51049.5550.9524.884.520....152.61
Eastern Jura1.3382.3284.12114.51017.097.2150.9450.2100..47.52
Western Plateau2.9242.3275.11812.61115.498.9132.2280.471..49.73
Central Plateau1.4353.7217.11514.21018.9820.583.422....69.12
Eastern Plateau3.7227.31514.21119.9935.6625.773.7210.4710.471111.02
Western Pre-Alps0.5581.3374.51910.11213.7109.9122.5260.5580.210043.23
Central Pre-Alps3.0243.2237.31521.5832.7627.774.1200.558..100.12
Eastern Pre-Alps1.9301.9307.31515.51025.0714.1105.6170.750..72.02
Northwestern Alps2.8252.4277.61511.91216.6911.9122.8250.2100..56.13
Central Alps1.4351.3375.0186.0166.7155.1181.337....26.85
Northeastern Alps2.1292.4263.2227.2148.0134.9171.4350.945..30.15
Southwestern Alps4.6197.31518.2929.2724.3814.5104.0200.8450.371103.32
Southeastern Alps4.9198.31417.11034.8637.6624.087.0160.9450.2100134.82
Southern Alps5.3189.61337.2636.8624.7815.5103.5220.9452.129135.82
Switzerland38.0758.75153.53283.82327.22214.5346.866.3173.2231132.01

calculated by unit of reference: economic region

© WSL, Swiss National Forest Inventory, 07.11.2014 #149412/135793

NFI2

forest area: time of last treatment (classes of 10 years) · biogeographical region
unit: %
unit of evaluation: accessible forest excluding shrub forest
grid: terrestrial grid NFI2
state 1993/95
biogeographical region
JuraPlateauNorthern AlpsWestern Central-AlpsEastern Central-AlpsSouthern AlpsSwitzerland
time of last treatment (classes of 10 years) %± %± %± %± %± %± %±
n/a10.80.911.70.813.40.813.01.412.21.311.51.112.20.4
less than 10 years ago47.91.560.41.334.71.116.81.628.11.810.61.137.70.6
11-20 years ago24.01.319.71.021.60.913.31.520.91.610.51.119.50.5
21-30 years ago8.30.84.50.510.90.711.91.49.21.18.21.08.60.3
31-40 years ago4.00.61.40.35.40.512.11.46.91.09.21.05.40.3
41-50 years ago1.30.30.80.23.80.49.11.23.80.812.81.24.20.2
over 50 years ago3.60.61.60.310.20.723.71.818.91.637.11.712.40.4
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, 07.11.2014 #149413/135794

NFI2

forest area: time of last treatment (classes of 10 years) · biogeographical region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest
grid: terrestrial grid NFI2
state 1993/95
biogeographical region
JuraPlateauNorthern AlpsWestern Central-AlpsEastern Central-AlpsSouthern AlpsSwitzerland
time of last treatment (classes of 10 years)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
n/a21.0930.0745.3612.11113.41116.110137.93
less than 10 years ago92.73154.92117.1315.61031.0714.910426.22
11-20 years ago46.5650.5572.9412.41123.0814.711220.03
21-30 years ago16.21011.51236.8711.01210.11311.51297.14
31-40 years ago7.7153.52218.41011.2127.71512.91161.45
41-50 years ago2.5272.12912.9128.5144.22017.9948.06
over 50 years ago7.0164.12134.5722.0820.9951.95140.43
total193.61256.61338.0192.72110.42139.821131.11

calculated by unit of reference: biogeographical region

© WSL, Swiss National Forest Inventory, 07.11.2014 #149414/135795

NFI2

forest area: time of last treatment (classes of 10 years) · canton
unit: %
unit of evaluation: accessible forest excluding shrub forest
grid: terrestrial grid NFI2
state 1993/95
time of last treatment (classes of 10 years)
n/aless than 10 years ago11-20 years ago21-30 years ago31-40 years ago41-50 years agoover 50 years agototal
canton %± %± %± %± %± %± %± %±
AG9.11.866.42.916.22.33.81.21.90.81.10.71.50.8100.0.
AI15.66.525.07.731.38.218.87.0..6.34.33.13.1100.0.
AR13.74.842.96.927.86.39.84.22.01.9..3.92.7100.0.
BE11.51.046.11.622.71.48.20.94.10.61.80.45.50.7100.0.
BL/BS10.53.043.34.932.84.65.62.35.82.31.01.01.01.0100.0.
FR11.32.142.83.321.02.712.22.24.41.43.11.15.21.5100.0.
GE28.014.225.313.2..9.39.29.39.228.014.1..100.0.
GL15.73.830.04.823.34.47.82.88.93.03.31.911.13.3100.0.
GR12.71.126.01.419.41.38.90.97.60.95.30.720.11.3100.0.
JU10.52.237.73.530.93.410.52.24.21.52.11.04.21.5100.0.
LU12.72.243.63.228.02.99.71.91.70.8..4.31.3100.0.
NE11.02.565.03.716.02.94.31.61.20.91.20.91.20.9100.0.
NW15.05.744.97.915.05.7....7.54.217.56.1100.0.
OW12.63.231.54.419.83.89.02.76.32.34.52.016.23.5100.0.
SG13.31.936.72.725.32.57.51.54.21.14.21.18.81.6100.0.
SH10.33.755.76.129.45.71.51.51.51.51.51.5..100.0.
SO12.32.453.43.724.23.14.31.53.21.30.50.52.11.1100.0.
SZ12.72.635.43.819.63.29.52.38.22.25.71.88.92.3100.0.
TG8.82.563.14.323.23.83.21.6....1.71.2100.0.
TI11.01.39.51.29.51.28.51.19.21.212.91.439.52.0100.0.
UR18.64.130.84.911.03.314.33.73.31.93.31.918.74.1100.0.
VD13.01.442.72.118.51.711.21.34.20.92.90.77.51.1100.0.
VS13.31.418.51.613.41.412.61.311.41.38.51.122.31.7100.0.
ZG14.36.060.08.217.16.45.74.0....2.92.9100.0.
ZH12.52.065.82.815.32.14.31.21.40.7..0.70.5100.0.
Switzerland12.20.437.70.619.40.58.60.35.40.34.30.212.40.4100.0.

calculated by unit of reference: canton

© WSL, Swiss National Forest Inventory, 07.11.2014 #149415/135796
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