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NFI4b

forest area: time of last treatment (classes of 10 years) · lower/higher altitudinal zones · biogeographical region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI3/NFI4 combined
grid:
state 2009/13
biogeographical region
JuraPlateauNorthern AlpsWestern Central-AlpsEastern Central-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 agolowlands67.76191.0241.994.8264.2288.520318.12
high altitude areas33.1104.62881.3616.41322.3126.823164.64
total100.94195.62123.2421.21226.51015.315482.72
11-20 years agolowlands28.41035.7924.1122.1412.1414.62797.16
high altitude areas18.4131.15854.0812.01619.8126.423111.75
total46.8836.8978.1614.01521.91211.117208.84
21-30 years agolowlands9.41912.41713.1161.0581.1584.62741.69
high altitude areas8.3200.410029.3117.22117.2139.61971.97
total17.71412.71642.498.22018.21314.215113.55
31-40 years agolowlands5.4254.6288.520..3.2334.62726.311
high altitude areas6.5230.410019.2136.2239.9187.42149.48
total11.9175.02727.7116.22313.01612.01775.87
41-50 years agolowlands4.7282.8353.5312.1411.1585.72519.913
high altitude areas2.241..19.6136.5225.6254.22938.29
total6.9232.83523.2128.6196.7229.91858.18
over 50 years agolowlands7.9214.2299.6197.9202.53833.4965.57
high altitude areas1.845..40.7931.5927.01054.17155.14
total9.7194.22950.3839.4829.51087.55220.63
totallowlands123.63250.71100.7517.81314.11561.66568.52
high altitude areas70.366.423244.2279.84101.8388.45590.82
total193.81257.11344.9197.63115.92150.021159.41

calculated by unit of reference: biogeographical region

© WSL, Swiss National Forest Inventory, 08.11.2014 #143545/129918
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