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NFI4b

forest area: avalanches SilvaProtect, modelled and assigned · stem count/ha (DBH >= 12cm, classified) · biogeographical region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest
grid:
state 2009/13
biogeographical region
JuraPlateauNorthern AlpsWestern Central-AlpsEastern Central-AlpsSouthern AlpsSwitzerland
avalanches SilvaProtect, modelled and assignedstem count/ha (DBH >= 12cm, classified)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
inside perimeter0-100 stems/ha....3.5311.4501.1581.8457.821
101-200 stems/ha....5.0271.0582.1413.23311.318
201-300 stems/ha0.771..6.4235.8244.2281.84518.913
301-400 stems/ha0.771..5.3263.8301.8442.53814.116
401-500 stems/ha0.771..6.7234.8261.8441.15815.115
501-600 stems/ha0.771..3.2331.0582.1411.4508.520
more than 600 stems/ha1.845..9.9195.5242.5372.83522.512
total4.727..40.1923.31115.61414.61598.26
outside perimeter0-100 stems/ha16.61426.91140.0915.81416.51423.212139.05
101-200 stems/ha29.21042.5836.6912.41616.91417.014154.45
201-300 stems/ha28.11146.7850.5811.61618.31316.714172.04
301-400 stems/ha33.9945.6849.086.52212.01619.613166.54
401-500 stems/ha24.51132.51037.799.31914.51516.414134.85
501-600 stems/ha20.91224.11231.7105.5247.82112.816102.86
more than 600 stems/ha38.2940.3974.5617.11321.51237.79229.44
total191.32258.61319.9278.24107.53143.431098.91
total0-100 stems/ha16.61426.91143.5917.21317.61325.011146.85
101-200 stems/ha29.21042.5841.5913.41519.01320.213165.84
201-300 stems/ha28.81046.7856.9717.51322.61218.513190.94
301-400 stems/ha34.6945.6854.3810.31813.81522.012180.64
401-500 stems/ha25.21132.51044.4814.01516.21417.414149.95
501-600 stems/ha21.61224.11234.9106.5229.91814.315111.25
more than 600 stems/ha40.0940.3984.5622.61124.01140.68252.03
total196.01258.61360.01101.53123.02158.021197.21

calculated by unit of reference: biogeographical region

© WSL, Swiss National Forest Inventory, 07.11.2014 #162012/148391
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