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NFI4b

forest area: urgency of next treatment (interview survey) · lower/higher altitudinal zones · stage of stand development
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
grid:
state 2009/13
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/a..1.8450.771..0.31002.835
young growth/ thicket11.01820.9137.1221.8456.32447.18
poletimber7.42230.81028.2118.12121.91296.56
young timber7.12220.01319.21313.51619.01378.96
medium timber10.01929.61137.7919.3139.619106.25
old timber15.91552.5833.41015.0158.420125.35
mixed10.81818.11424.31214.21627.71195.06
total62.37173.74150.6471.9793.36551.82
high altitude areasn/a0.41001.1581.1583.9308.52014.815
young growth/ thicket3.2337.9215.7252.83512.81732.310
poletimber2.1414.6289.9198.82027.61153.08
young timber3.2336.4248.1218.12121.71347.68
medium timber5.02712.81717.41415.51527.31178.06
old timber10.41824.11226.21121.91332.010114.65
mixed5.02720.61328.91135.31078.56168.34
total29.31177.5797.3696.36208.44508.82
totaln/a0.41002.8351.8453.9308.82017.714
young growth/ thicket14.21628.81112.8174.52819.11479.46
poletimber9.51935.41038.11016.91449.68149.55
young timber10.31826.41127.41121.61340.89126.55
medium timber15.01542.4955.1834.81036.810184.24
old timber26.41176.7759.6836.81040.59240.03
mixed15.81538.8953.1849.58106.15263.33
total91.66251.33247.93168.14301.731060.61

calculated by unit of reference: production region

© WSL, Swiss National Forest Inventory, 07.11.2014 #143933/130306
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