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NFI4
forest area
urgency of next treatment (interview survey) · lower/higher altitudinal zones
unit of reference: production region
unit: 1000 ha
unit of evaluation: accessible forest without shrub forest NFI3/NFI4
grid: 1.4 x 1.4 km grid
state2009/17
production region
JuraPlateauPre-AlpsAlpsSouthern Alps Switzerland
urgency of next treatment (interview survey)lower/higher altitudinal zones1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
0-1 yearlowlands17.41029.185.4204.5211.73558.16
high altitude areas8.7150.21009.01510.2141.83329.98
total26.1829.3814.41214.7113.42488.05
2-5 yearslowlands40.6694.3420.6913.2123.923172.53
high altitude areas20.091.73123.2928.986.31780.15
total60.7595.9443.8642.1610.114252.62
6-10 yearslowlands35.9764.2530.4711.5138.015150.03
high altitude areas19.491.83332.6741.576.716102.04
total55.3566.0563.0553.0614.811252.02
11-20 yearslowlands17.21018.21013.21212.2128.01568.85
high altitude areas10.1141.43532.6746.767.41698.24
total27.3819.61045.7658.9515.411166.93
> 20 yearslowlands16.91013.7128.61533.5743.66116.24
high altitude areas10.8131.24139.66168.7362.74283.02
total27.7814.91148.26202.22106.23399.22
totallowlands128.02219.4178.1474.8465.14565.61
high altitude areas69.146.315136.92296.0284.83593.11
total197.11225.71215.11370.81150.021158.71
© WSL, Swiss National Forest Inventory, 22.06.2020 #799065/265397
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