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NFI4b

forest area: time of last treatment (classes of 10 years) · lower/higher altitudinal zones · protection forest region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
grid:
state 2009/13
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern AlpsSwitzerland
time of last treatment (classes of 10 years)lower/higher altitudinal zones1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
less than 10 years agolowlands244.3326.31122.4115.5257.4218.120314.03
high altitude areas34.01053.7723.21114.41520.7125.026151.04
total278.3280.1545.6719.91228.11013.116465.02
11-20 years agolowlands61.2713.01611.0172.4373.2334.32995.06
high altitude areas17.21429.91016.41413.01522.1125.325104.06
total78.4642.9827.41015.41425.3119.619199.04
21-30 years agolowlands20.0136.1244.8261.4502.5383.53138.49
high altitude areas7.52215.1157.6216.92215.0154.62756.88
total27.51121.31212.4168.22017.5138.12095.16
31-40 years agolowlands8.9203.6314.128..4.2283.23324.112
high altitude areas6.4239.7195.0274.1288.4202.83536.510
total15.41513.3169.1194.12812.7166.02460.67
41-50 years agolowlands7.5221.1580.7711.7441.8455.72518.414
high altitude areas1.84510.5185.5256.2236.0243.13333.110
total9.31911.5176.2237.9207.7218.82051.58
over 50 years agolowlands11.4174.7273.4318.2203.53131.11062.57
high altitude areas1.84516.61412.41629.8924.21142.58127.35
total13.21621.31215.91438.1827.71073.65189.84
totallowlands353.4254.8746.6719.21222.51255.97552.42
high altitude areas68.77135.6370.1574.5596.5463.46508.82
total422.11190.42116.7393.73119.03119.331061.21

calculated by unit of reference: protection forest region

© WSL, Swiss National Forest Inventory, 07.11.2014 #143955/130328
search result: 1 entry on 1 page

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