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NFI4b

forest area: time of last treatment (classes of 10 years) · site quality · protection forest region
unit: %
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
grid:
state 2009/13
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern AlpsSwitzerland
time of last treatment (classes of 10 years)site quality %± %± %± %± %± %± %±
less than 10 years agolow3.50.55.71.03.51.01.50.72.10.80.30.33.20.3
moderate3.70.611.41.46.51.418.32.317.72.13.00.98.20.5
good19.31.120.31.822.22.30.70.53.81.07.71.515.10.6
very good39.41.44.70.96.81.40.70.5....17.30.6
total65.91.442.02.139.12.721.22.523.62.311.01.743.80.8
11-20 years agolow1.60.43.60.82.70.90.70.53.51.0..2.00.3
moderate1.70.44.70.95.81.314.32.113.01.83.00.95.20.4
good7.10.710.81.412.71.81.10.64.71.25.01.27.40.5
very good8.10.83.40.82.40.80.40.4....4.10.4
total18.61.122.51.823.52.316.52.221.32.28.01.518.80.7
21-30 years agolow0.40.22.70.71.50.71.80.83.21.00.30.31.40.2
moderate0.80.34.40.91.80.76.61.59.41.63.31.03.30.3
good2.40.43.40.85.61.30.40.42.10.83.00.92.80.3
very good3.00.50.80.41.80.7....0.30.31.50.2
total6.50.711.21.410.71.78.81.714.71.96.81.49.00.5
31-40 years agolow0.60.21.30.50.90.51.80.81.50.7..0.90.2
moderate0.80.32.80.71.30.72.20.97.41.42.70.92.30.3
good1.30.32.30.64.11.10.40.41.80.72.40.81.90.2
very good0.90.30.60.31.50.7......0.60.1
total3.60.57.01.17.81.54.41.210.61.75.01.25.70.4
41-50 years agolow0.40.21.30.51.50.72.20.90.90.5..0.90.2
moderate0.10.13.40.80.60.45.51.44.41.13.51.02.10.3
good0.80.30.90.43.00.90.70.51.20.63.91.11.40.2
very good0.90.30.40.30.30.3......0.50.1
total2.20.46.11.05.31.28.51.76.51.37.41.44.90.4
over 50 years agolow1.30.33.80.84.71.28.01.611.81.73.00.94.10.4
moderate0.20.14.50.93.31.031.92.89.21.630.22.58.50.5
good1.00.32.50.75.01.20.40.42.40.827.92.44.80.4
very good0.70.20.40.30.60.40.40.4..0.60.40.50.1
total3.10.511.21.413.61.940.63.023.32.361.72.717.90.6
totallow7.80.818.41.714.81.916.12.222.92.33.61.012.40.6
moderate7.30.831.32.019.22.278.82.561.12.745.62.729.60.7
good31.91.440.22.152.72.73.71.115.92.049.92.733.40.8
very good53.01.510.21.313.31.91.50.7..0.90.524.60.7
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.

calculated by unit of reference: protection forest region

© WSL, Swiss National Forest Inventory, 07.11.2014 #143942/130315
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