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NFI3

forest area: primary forest function NFI4: nature protection · altitudinal vegetation zone (3 classes) · time of last treatment (classes of 10 years)
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
grid:
state 2004/06
primary forest function NFI4: nature protection
yesnototal
altitudinal vegetation zone (3 classes)time of last treatment (classes of 10 years)1000 ha± %1000 ha± %1000 ha± %
subalpineless than 10 years ago4.92762.7767.77
11-20 years ago3.93038.3942.19
21-30 years ago3.63225.31228.911
31-40 years ago2.14117.61419.713
41-50 years ago2.14115.81517.914
over 50 years ago14.71566.2780.96
total31.310225.93257.13
montaneless than 10 years ago7.522240.73248.23
11-20 years ago5.02781.8686.86
21-30 years ago2.53846.0948.68
31-40 years ago2.53830.41132.910
41-50 years ago1.45020.41321.813
over 50 years ago6.02459.5765.57
total25.012478.72503.72
colline/submontaneless than 10 years ago17.014167.54184.64
11-20 years ago4.62836.11040.79
21-30 years ago3.93020.71324.612
31-40 years ago1.1586.7237.821
41-50 years ago2.2417.4229.619
over 50 years ago3.23329.21132.410
total32.010267.73299.83
totalless than 10 years ago29.511471.02500.42
11-20 years ago13.516156.14169.74
21-30 years ago10.01992.16102.16
31-40 years ago5.72554.7860.47
41-50 years ago5.72543.6949.38
over 50 years ago23.912154.94178.84
total88.36972.311060.61

calculated by unit of reference: production region

© WSL, Swiss National Forest Inventory, 07.11.2014 #149922/136303
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