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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 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..0.7713.233
young growth/ thicket11.01822.0127.1221.8458.82050.68
poletimber7.42231.21028.2118.12124.71299.66
young timber7.52220.01319.21313.51619.71380.06
medium timber10.01930.31138.1920.0139.919108.35
old timber16.31554.4833.41015.3158.420127.95
mixed10.81819.21325.01214.51629.81199.26
total63.07178.74151.6473.37102.16568.72
high altitude areasn/a0.41001.1581.1583.9309.22015.515
young growth/ thicket3.2337.9217.1223.83023.61245.79
poletimber3.5326.42410.61810.91849.8881.26
young timber3.2336.4248.9208.52025.21252.28
medium timber5.02712.81717.41415.51529.71180.56
old timber10.81824.51226.61123.61234.810120.35
mixed5.42622.11331.31137.8997.56194.14
total31.51081.16103.06104.06270.03589.52
totaln/a0.41002.8351.8453.9309.91918.714
young growth/ thicket14.21629.81114.2165.62532.51096.36
poletimber10.91837.6938.8919.01374.67180.94
young timber10.71826.41128.11122.01345.09132.15
medium timber15.01543.1955.5835.51039.79188.84
old timber27.11178.8660.0739.0943.39248.13
mixed16.21541.3956.3852.38127.35293.33
total94.56259.83254.63177.34372.121158.21

calculated by unit of reference: production region

© WSL, Swiss National Forest Inventory, 08.11.2014 #143531/129904
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