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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
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............
tending5.8257.7212.5381.058..17.114
thinning5.5259.1194.3291.4500.410020.713
establishment cut4.4293.5314.3294.129..16.415
removal cut1.5502.5380.41001.4501.1586.723
plentering6.2240.7712.241....9.120
thinning of mountain forest0.7710.41002.5382.8352.1418.520
coppice cut..0.4100......0.4100
conversion......0.3100..0.3100
transformation............
sanitary felling2.2411.4500.7710.3100..4.728
plentering in broadleaf forest0.41003.930..0.771..4.927
tending of forest edge0.41000.771....0.41001.450
planting............
agrosilvicultural treatments1.550........1.550
total28.51130.21016.91412.1173.93091.66
2-5 yearsno treatment............
tending7.72117.2147.2225.9241.15839.09
thinning21.21239.099.7194.1292.14176.26
establishment cut6.92316.2149.4198.3202.14142.99
removal cut4.0305.6251.8451.0580.77113.216
plentering8.8201.4505.4260.771..16.315
thinning of mountain forest1.158..5.42614.5153.23324.212
coppice cut........0.7710.771
conversion0.41001.1580.4100....1.845
transformation............
sanitary felling1.5501.1580.41000.3100..3.233
plentering in broadleaf forest5.52513.7163.6311.450..24.212
tending of forest edge0.41001.4501.4501.058..4.229
planting0.4100........0.4100
agrosilvicultural treatments2.9350.41000.7711.058..5.027
total60.6797.0545.4838.499.918251.33
6-10 yearsno treatment............
tending2.6386.3236.5235.9240.77122.013
thinning18.31427.81115.9159.3192.53873.77
establishment cut9.51912.0178.72011.1171.84542.99
removal cut3.7314.9271.1581.7451.15812.517
plentering8.0211.15810.5180.31000.410020.213
thinning of mountain forest0.771..12.31720.1133.53136.610
coppice cut1.158......2.1413.233
conversion..0.7710.4100..0.41001.450
transformation..0.771......0.771
sanitary felling0.41000.4100..0.7710.41001.845
plentering in broadleaf forest6.22412.6162.5380.3100..21.713
tending of forest edge..0.7711.845....2.538
planting............
agrosilvicultural treatments5.1270.7711.4501.0580.41008.620
total55.5767.9660.9750.5813.116247.93
11-20 yearsno treatment............
tending2.2411.8451.8455.2260.410011.318
thinning8.4215.6257.2227.6212.83531.710
establishment cut7.3225.3267.22211.7172.53834.010
removal cut1.5501.8452.2412.4380.7718.520
plentering1.8450.7714.3292.141..8.920
thinning of mountain forest1.550..14.11630.4108.52054.48
coppice cut..0.771....2.1412.835
conversion..0.771....0.7711.450
transformation....0.771....0.771
sanitary felling..0.41000.7710.4100..1.450
plentering in broadleaf forest1.5501.8452.2410.3100..5.725
tending of forest edge0.7710.7710.41000.3100..2.141
planting............
agrosilvicultural treatments2.6380.41000.41001.4500.41005.027
total27.41119.71341.1961.9718.113168.14
> 20 yearsno treatment23.71211.61740.49151.7474.35301.73
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............
total23.71211.61740.49151.7474.35301.73
totalno treatment23.71211.61740.49151.7474.35301.73
tending18.31433.01018.01418.0142.14189.46
thinning53.3781.5537.1922.5127.821202.34
establishment cut28.11136.9929.61035.296.423136.25
removal cut10.61814.8155.4266.6233.53140.99
plentering24.8113.93022.4123.1330.410054.58
thinning of mountain forest4.0300.410034.21067.8717.414123.75
coppice cut1.1581.158....5.0267.122
conversion0.41002.5380.7710.31001.1585.027
transformation..0.7710.771....1.450
sanitary felling4.0303.2331.8451.7450.410011.118
plentering in broadleaf forest13.51632.0108.3202.835..56.58
tending of forest edge1.5503.5313.6311.4500.410010.318
planting0.4100........0.4100
agrosilvicultural treatments12.0171.4502.5383.5320.77120.113
total195.71226.31204.72314.62119.331060.61

calculated by unit of reference: production region

© WSL, Swiss National Forest Inventory, 07.11.2014 #143915/130288
search result: 1 entry on 1 page

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