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NFI3

forest area: protection forest perimeter SilvaProtect · time of last treatment (classes of 10 years) · economic region
unit: %
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
grid:
state 2004/06
protection forest perimeter SilvaProtect
inside perimeteroutside of perimetertotal
economic regiontime of last treatment (classes of 10 years) %± %± %±
Western Juraless than 10 years ago46.15.359.42.756.62.4
11-20 years ago18.04.117.12.117.31.9
21-30 years ago19.14.214.31.915.41.8
31-40 years ago3.41.95.21.24.81.0
41-50 years ago6.72.71.80.72.90.8
over 50 years ago6.72.72.10.83.10.9
total100.0.100.0.100.0.
Eastern Juraless than 10 years ago50.013.468.74.566.54.3
11-20 years ago14.39.417.23.716.83.4
21-30 years ago14.39.48.62.79.32.7
31-40 years ago14.39.41.81.23.21.6
41-50 years ago7.16.92.91.63.41.7
over 50 years ago..1.01.00.80.8
total100.0.100.0.100.0.
Western Plateauless than 10 years ago74.712.773.84.373.94.1
11-20 years ago8.48.19.62.99.52.7
21-30 years ago..5.92.35.22.1
31-40 years ago8.48.12.91.73.51.7
41-50 years ago8.48.13.91.94.41.9
over 50 years ago..3.91.93.51.7
total100.0.100.0.100.0.
Central Plateauless than 10 years ago45.510.674.73.171.83.0
11-20 years ago31.89.916.12.617.72.6
21-30 years ago13.67.37.11.87.81.8
31-40 years ago......
41-50 years ago......
over 50 years ago9.16.12.01.02.71.1
total100.0.100.0.100.0.
Eastern Plateauless than 10 years ago47.112.178.02.476.32.4
11-20 years ago29.411.113.72.014.62.0
21-30 years ago5.95.75.81.45.81.3
31-40 years ago5.95.72.10.82.30.9
41-50 years ago5.95.70.30.30.60.5
over 50 years ago5.95.7..0.30.3
total100.0.100.0.100.0.
Western Pre-Alpsless than 10 years ago45.56.155.87.649.54.8
11-20 years ago10.23.721.06.214.43.3
21-30 years ago11.83.97.03.99.92.8
31-40 years ago11.83.911.64.911.73.1
41-50 years ago8.83.5..5.42.2
over 50 years ago11.83.94.73.29.02.7
total100.0.100.0.100.0.
Central Pre-Alpsless than 10 years ago58.94.351.14.354.93.1
11-20 years ago20.23.516.33.218.22.4
21-30 years ago5.42.016.33.211.01.9
31-40 years ago4.71.98.12.46.41.5
41-50 years ago2.31.31.51.01.90.8
over 50 years ago8.52.56.72.17.61.6
total100.0.100.0.100.0.
Eastern Pre-Alpsless than 10 years ago50.04.851.85.550.83.6
11-20 years ago20.03.819.34.319.72.9
21-30 years ago12.73.210.83.411.92.3
31-40 years ago7.32.52.41.75.21.6
41-50 years ago2.71.64.82.43.61.3
over 50 years ago7.32.510.83.48.82.0
total100.0.100.0.100.0.
Northwestern Alpsless than 10 years ago32.04.634.06.732.73.8
11-20 years ago23.34.218.05.421.63.3
21-30 years ago11.63.28.03.810.42.5
31-40 years ago9.72.910.04.29.82.4
41-50 years ago8.72.86.03.47.82.2
over 50 years ago14.63.524.06.117.73.1
total100.0.100.0.100.0.
Central Alpsless than 10 years ago40.48.129.88.835.96.0
11-20 years ago19.16.511.06.015.74.6
21-30 years ago5.43.73.73.64.72.6
31-40 years ago10.85.115.06.912.64.2
41-50 years ago8.14.57.45.07.83.4
over 50 years ago16.26.133.19.123.35.3
total100.0.100.0.100.0.
Northeastern Alpsless than 10 years ago39.76.531.810.037.55.4
11-20 years ago22.45.518.28.321.34.6
21-30 years ago12.14.313.67.312.53.7
31-40 years ago6.93.39.16.27.53.0
41-50 years ago6.93.34.54.56.22.7
over 50 years ago12.14.322.79.015.04.0
total100.0.100.0.100.0.
Southwestern Alpsless than 10 years ago24.53.029.65.925.72.6
11-20 years ago11.82.214.74.512.42.0
21-30 years ago6.11.68.23.56.61.5
31-40 years ago7.61.81.61.66.21.5
41-50 years ago12.72.36.63.211.41.9
over 50 years ago37.33.339.26.337.72.9
total100.0.100.0.100.0.
Southeastern Alpsless than 10 years ago26.83.234.64.030.12.5
11-20 years ago25.83.115.13.021.22.2
21-30 years ago9.32.113.82.911.21.7
31-40 years ago10.82.26.22.08.91.5
41-50 years ago5.21.64.81.85.01.2
over 50 years ago22.23.025.53.623.62.3
total100.0.100.0.100.0.
Southern Alpsless than 10 years ago11.21.917.75.412.21.8
11-20 years ago7.01.57.93.87.11.4
21-30 years ago7.31.53.92.76.81.4
31-40 years ago5.21.39.84.25.91.3
41-50 years ago9.11.75.93.38.61.5
over 50 years ago60.22.954.87.059.32.7
total100.0.100.0.100.0.
Switzerlandless than 10 years ago33.01.358.71.247.20.9
11-20 years ago16.61.015.40.916.00.7
21-30 years ago9.30.89.90.79.60.5
31-40 years ago7.30.74.40.55.70.4
41-50 years ago7.40.72.50.44.70.4
over 50 years ago26.31.19.10.716.80.6
total100.0.100.0.100.0.

calculated by unit of reference: economic region

© WSL, Swiss National Forest Inventory, 03.11.2014 #159587/145966
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