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NFI4b

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 2009/13
protection forest perimeter SilvaProtect
inside perimeteroutside of perimetertotal
economic regiontime of last treatment (classes of 10 years) %± %± %±
Western Juraless than 10 years ago48.35.356.42.754.62.4
11-20 years ago21.44.422.62.322.32.0
21-30 years ago9.03.08.21.58.41.4
31-40 years ago6.72.75.51.35.81.1
41-50 years ago2.21.64.61.24.11.0
over 50 years ago12.33.52.70.94.81.0
total100.0.100.0.100.0.
Eastern Juraless than 10 years ago50.013.455.34.854.74.5
11-20 years ago21.411.031.54.530.34.2
21-30 years ago..5.72.35.02.0
31-40 years ago7.16.92.91.63.41.7
41-50 years ago7.16.91.81.22.41.4
over 50 years ago14.39.42.91.64.21.8
total100.0.100.0.100.0.
Western Plateauless than 10 years ago66.313.764.24.764.44.5
11-20 years ago16.910.915.53.615.63.4
21-30 years ago..8.62.87.72.5
31-40 years ago..3.91.93.51.7
41-50 years ago16.910.92.91.74.41.9
over 50 years ago..4.92.14.41.9
total100.0.100.0.100.0.
Central Plateauless than 10 years ago54.510.680.32.877.72.8
11-20 years ago22.79.014.22.515.12.4
21-30 years ago9.16.12.51.13.21.2
31-40 years ago9.16.11.50.92.31.0
41-50 years ago......
over 50 years ago4.54.51.50.91.80.9
total100.0.100.0.100.0.
Eastern Plateauless than 10 years ago41.211.979.72.477.62.4
11-20 years ago23.510.312.01.912.71.9
21-30 years ago23.510.35.51.36.51.4
31-40 years ago..2.10.82.00.8
41-50 years ago..0.30.30.30.3
over 50 years ago11.87.80.30.31.00.6
total100.0.100.0.100.0.
Western Pre-Alpsless than 10 years ago39.76.044.27.641.54.7
11-20 years ago20.64.927.86.923.44.0
21-30 years ago7.33.29.34.58.12.6
31-40 years ago11.83.99.34.410.83.0
41-50 years ago7.43.27.03.97.22.5
over 50 years ago13.34.12.32.39.02.7
total100.0.100.0.100.0.
Central Pre-Alpsless than 10 years ago49.64.444.44.347.03.1
11-20 years ago24.03.828.13.926.12.7
21-30 years ago10.92.75.92.08.31.7
31-40 years ago2.31.39.62.56.11.5
41-50 years ago3.11.55.92.04.51.3
over 50 years ago10.12.75.92.08.01.7
total100.0.100.0.100.0.
Eastern Pre-Alpsless than 10 years ago46.44.842.25.444.63.6
11-20 years ago25.54.225.34.825.43.1
21-30 years ago7.32.59.63.28.32.0
31-40 years ago9.12.77.22.88.32.0
41-50 years ago5.52.23.62.14.71.5
over 50 years ago6.42.312.13.68.82.0
total100.0.100.0.100.0.
Northwestern Alpsless than 10 years ago33.04.636.06.834.03.8
11-20 years ago16.53.714.04.915.72.9
21-30 years ago20.44.014.04.918.33.1
31-40 years ago6.82.54.02.85.91.9
41-50 years ago6.82.510.04.27.82.2
over 50 years ago16.53.722.05.918.33.1
total100.0.100.0.100.0.
Central Alpsless than 10 years ago37.88.026.18.532.85.9
11-20 years ago18.96.511.06.015.64.5
21-30 years ago11.05.27.45.09.53.7
31-40 years ago10.85.17.45.09.33.6
41-50 years ago5.43.711.36.27.93.4
over 50 years ago16.26.136.89.324.95.4
total100.0.100.0.100.0.
Northeastern Alpsless than 10 years ago32.86.227.39.531.35.2
11-20 years ago25.85.822.79.025.04.9
21-30 years ago17.35.018.28.317.54.3
31-40 years ago5.22.94.54.55.02.4
41-50 years ago3.42.49.16.25.02.4
over 50 years ago15.54.818.28.316.24.1
total100.0.100.0.100.0.
Southwestern Alpsless than 10 years ago21.22.821.35.321.22.5
11-20 years ago16.52.616.44.816.52.2
21-30 years ago9.02.08.23.58.81.7
31-40 years ago4.21.44.92.84.41.2
41-50 years ago9.02.06.63.28.51.7
over 50 years ago40.13.442.56.340.63.0
total100.0.100.0.100.0.
Southeastern Alpsless than 10 years ago20.62.927.63.723.62.3
11-20 years ago23.73.118.03.221.32.2
21-30 years ago16.02.613.02.814.71.9
31-40 years ago10.32.211.12.610.61.7
41-50 years ago7.21.95.51.96.51.3
over 50 years ago22.23.024.83.623.32.3
total100.0.100.0.100.0.
Southern Alpsless than 10 years ago10.91.811.84.511.01.7
11-20 years ago7.31.511.84.58.01.5
21-30 years ago6.61.57.93.86.81.4
31-40 years ago4.91.35.93.35.01.2
41-50 years ago7.31.57.93.87.41.4
over 50 years ago63.02.954.87.061.72.7
total100.0.100.0.100.0.
Switzerlandless than 10 years ago29.91.254.91.243.60.8
11-20 years ago18.31.019.31.018.80.7
21-30 years ago10.70.87.60.79.00.5
31-40 years ago6.40.75.10.55.70.4
41-50 years ago6.30.73.70.54.90.4
over 50 years ago28.41.29.30.717.90.6
total100.0.100.0.100.0.

calculated by unit of reference: economic region

© WSL, Swiss National Forest Inventory, 03.11.2014 #162795/149174
search result: 1 entry on 1 page

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