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NFI4b

forest area: urgency of next treatment (interview survey) · time of last treatment (classes of 10 years) · biogeographical region
unit: %
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
grid:
state 2009/13
biogeographical region
JuraPlateauNorthern AlpsWestern Central-AlpsEastern Central-AlpsSouthern AlpsSwitzerland
urgency of next treatment (interview survey)time of last treatment (classes of 10 years) %± %± %± %± %± %± %±
0-1 yearless than 10 years ago8.41.210.01.12.60.5....0.90.54.80.4
11-20 years ago3.60.83.20.71.60.40.40.40.40.40.30.32.00.3
21-30 years ago1.00.40.40.21.10.40.40.40.70.50.60.40.80.2
31-40 years ago0.20.20.30.20.30.2..0.70.5..0.30.1
41-50 years ago0.40.3..0.30.20.40.40.40.40.30.30.30.1
over 50 years ago0.80.4..0.30.21.60.80.70.51.20.60.60.1
total14.31.513.91.36.30.82.81.12.91.03.21.08.60.5
2-5 yearsless than 10 years ago17.51.733.81.87.80.92.00.91.80.81.70.714.10.6
11-20 years ago8.61.25.70.96.20.80.80.62.91.00.60.45.10.4
21-30 years ago3.20.81.40.42.30.51.20.71.50.71.20.61.90.3
31-40 years ago1.10.50.40.21.70.40.40.41.10.60.60.41.00.2
41-50 years ago..0.10.10.70.30.40.40.70.50.90.50.40.1
over 50 years ago....0.80.34.01.31.80.83.21.01.10.2
total30.52.041.51.819.41.38.91.89.91.88.11.523.70.8
6-10 yearsless than 10 years ago17.31.724.41.610.41.02.41.04.01.22.60.912.90.6
11-20 years ago5.91.03.80.77.00.92.91.14.01.20.90.54.70.4
21-30 years ago2.10.61.70.53.40.60.80.62.20.90.60.42.10.3
31-40 years ago1.50.50.70.31.80.40.40.41.10.60.60.41.20.2
41-50 years ago0.80.40.30.21.20.40.40.4..1.20.60.70.2
over 50 years ago0.40.30.60.31.40.45.31.41.50.74.91.21.70.2
total28.02.031.31.725.11.512.22.112.82.010.81.723.30.8
11-20 yearsless than 10 years ago8.21.26.80.98.91.03.31.16.61.50.30.36.60.5
11-20 years ago2.90.71.40.45.20.76.91.62.61.01.70.73.40.3
21-30 years ago1.10.50.40.22.30.52.41.02.20.92.00.81.60.2
31-40 years ago0.60.3..1.00.30.80.61.50.71.20.60.70.2
41-50 years ago1.00.4..1.70.41.60.8..0.60.40.90.2
over 50 years ago0.40.30.30.22.40.57.71.71.80.89.01.52.70.3
total14.11.58.91.121.41.422.72.714.62.114.81.915.80.7
> 20 yearsless than 10 years ago1.10.51.10.47.30.913.32.211.31.95.81.35.40.4
11-20 years ago2.90.70.40.23.50.65.31.410.61.94.71.13.60.3
21-30 years ago1.30.50.80.32.70.63.21.18.71.72.30.82.60.3
31-40 years ago2.90.70.40.23.10.62.81.15.51.42.60.92.50.3
41-50 years ago1.30.50.70.32.70.54.91.44.71.34.61.12.60.3
over 50 years ago3.60.80.80.38.40.923.92.719.02.443.02.711.90.6
total13.11.54.30.827.71.553.43.259.83.063.12.628.60.8
totalless than 10 years ago52.62.276.21.637.01.621.12.623.72.611.41.743.70.8
11-20 years ago23.81.914.51.323.51.416.22.320.52.48.21.518.80.7
21-30 years ago8.81.24.70.811.81.18.11.715.32.26.71.39.00.5
31-40 years ago6.31.11.80.57.90.94.41.39.91.84.91.25.70.4
41-50 years ago3.40.81.10.46.70.87.71.75.81.47.51.44.90.4
over 50 years ago5.11.01.70.513.21.142.53.124.82.661.32.618.00.6
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.

calculated by unit of reference: biogeographical region

© WSL, Swiss National Forest Inventory, 07.11.2014 #143896/130269
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