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NFI4
forest area
urgency of next treatment (interview survey) · lower/higher altitudinal zones · stage of stand development
unit of reference: economic region
unit: 1000 ha
unit of evaluation: accessible forest without shrub forest
grid: 1.4 x 1.4 km grid
state2009/17
urgency of next treatment (interview survey)
0-1 year2-5 years6-10 years11-20 years> 20 yearstotal
lower/higher altitudinal zonesstage of stand development1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
lowlandsn/a0.21002.4280.4710.4711.3384.820
young growth/ thicket10.31423.598.6152.4297.61652.56
poletimber8.31531.6726.886.71729.68103.14
young timber5.71920.01021.6912.31320.71080.25
medium timber9.81428.1833.5717.81014.611103.94
old timber15.91150.2638.6714.91113.612133.23
mixed8.61518.81022.3915.31133.0898.04
total58.76174.73151.9369.95120.54575.71
high altitude areasn/a0.7581.4381.5353.2258.61515.511
young growth/ thicket2.9276.2189.1156.81732.8857.86
poletimber4.3228.71510.6148.71557.8690.14
young timber2.6287.0169.2149.71424.7953.36
medium timber5.12011.41318.31014.51132.3881.65
old timber10.71425.1925.2923.6943.57128.04
mixed4.92022.0931.0833.47108.64199.93
total31.0881.85105.04100.04308.42626.21
totaln/a0.9503.8232.0323.72410.01420.310
young growth/ thicket13.21229.7817.8119.21540.47110.24
poletimber12.61340.4737.4715.41187.44193.23
young timber8.21527.0830.8822.0945.46133.54
medium timber14.91139.5751.8632.4847.06185.53
old timber26.5975.2563.8538.5757.16261.22
mixed13.51240.8753.3648.76141.74298.02
total89.85256.52256.82169.93428.921201.91
© WSL, Swiss National Forest Inventory, 22.06.2020 #799008/265340
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