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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
restriction: protection forest perimeter SilvaProtect = 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..0.7711.4500.3100..2.538
thinning1.1581.8451.4500.7710.41005.326
establishment cut1.5500.41002.5384.129..8.520
removal cut0.4100....1.4500.7712.538
plentering0.771..1.845....2.538
thinning of mountain forest0.7710.41001.4502.4382.1417.122
coppice cut............
conversion......0.3100..0.3100
transformation............
sanitary felling0.4100..0.41000.771..1.450
plentering in broadleaf forest......0.3100..0.3100
tending of forest edge..0.4100....0.41000.771
planting............
agrosilvicultural treatments0.4100........0.4100
total5.1263.5319.02010.4183.53131.510
2-5 yearsno treatment............
tending0.41001.1583.6315.2261.15811.318
thinning2.9351.8454.3292.4382.14113.516
establishment cut1.8452.5385.0265.9241.84517.014
removal cut1.158..1.1580.7710.7713.632
plentering1.550..3.6310.3100..5.426
thinning of mountain forest0.771..4.0309.7193.23317.614
coppice cut........0.7710.771
conversion....0.4100....0.4100
transformation............
sanitary felling0.771....0.3100..1.158
plentering in broadleaf forest0.7710.41002.2411.058..4.329
tending of forest edge....1.1581.058..2.141
planting............
agrosilvicultural treatments............
total9.9195.62525.21126.6119.61976.97
6-10 yearsno treatment............
tending0.41000.41003.6314.5281.1589.919
thinning4.0301.8457.6216.6232.53822.412
establishment cut1.5501.1582.5388.3201.45014.715
removal cut0.41000.41000.7711.4501.1583.930
plentering1.1580.41006.8230.31000.41009.020
thinning of mountain forest0.771..9.41914.9153.53128.511
coppice cut0.771......1.8452.538
conversion........0.41000.4100
transformation............
sanitary felling......0.31000.41000.771
plentering in broadleaf forest0.41001.8452.538....4.628
tending of forest edge....0.771....0.771
planting............
agrosilvicultural treatments0.771..1.1580.31000.41002.538
total9.9195.62535.0936.7912.81699.96
11-20 yearsno treatment............
tending0.41000.7711.1584.528..6.623
thinning2.2410.41003.2336.2232.53814.516
establishment cut2.6380.7714.3298.6202.14118.314
removal cut0.41000.41001.1581.4500.7713.930
plentering..0.41002.5381.450..4.329
thinning of mountain forest1.550..9.41925.2118.52044.59
coppice cut........2.5382.538
conversion........0.7710.771
transformation....0.771....0.771
sanitary felling....0.7710.4100..1.158
plentering in broadleaf forest..0.41001.1580.3100..1.845
tending of forest edge......0.3100..0.3100
planting............
agrosilvicultural treatments0.4100....1.4500.41002.141
total7.3222.83524.11249.8817.414101.46
> 20 yearsno treatment6.2240.410020.913109.5574.35211.33
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............
total6.2240.410020.913109.5574.35211.33
totalno treatment6.2240.410020.913109.5574.35211.33
tending1.1582.8359.71914.5152.14130.311
thinning10.2185.62516.61416.0147.42155.88
establishment cut7.3224.62714.41526.9115.32558.68
removal cut2.2410.7712.9354.8273.23313.816
plentering3.3330.77114.8152.1410.410021.213
thinning of mountain forest3.6310.410024.11252.2817.41497.76
coppice cut0.771......5.0265.725
conversion....0.41000.31001.1581.845
transformation....0.771....0.771
sanitary felling1.158..1.1581.7450.41004.329
plentering in broadleaf forest1.1582.5385.8251.745..11.018
tending of forest edge..0.41001.8451.4500.41003.930
planting............
agrosilvicultural treatments1.550..1.1581.7450.7715.027
total38.3917.914114.34233.03117.53521.02

calculated by unit of reference: production region

© WSL, Swiss National Forest Inventory, 03.11.2014 #170829/157212
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