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NFI4b

forest area: avalanches SilvaProtect, modelled and assigned · degree of cover of regeneration (7 classes) · production region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI3/NFI4 combined
grid:
state 2009/13
production region
JuraPlateauPre-AlpsAlpsSouthern AlpsSwitzerland
avalanches SilvaProtect, modelled and assigneddegree of cover of regeneration (7 classes)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
inside perimeter< 1%....1.4506.2230.41008.021
1-4%....2.24112.8165.02619.913
5-9%1.845..2.53811.1172.14117.614
10-25%1.158..3.63121.8123.53130.011
26-50%0.4100..1.8457.6212.53812.317
51-75%0.4100..0.41003.531..4.229
76-100%1.158..1.1581.4500.41003.930
total4.727..13.01664.3713.81595.96
outside perimeter< 1%5.5267.7219.71918.3139.21950.58
1-4%16.11514.41526.71156.8726.911140.85
5-9%23.41220.01327.71156.8733.79161.64
10-25%46.4850.6769.2691.9535.09293.13
26-50%40.2948.5838.6950.4818.713196.24
51-75%31.81042.9819.51319.5135.924119.55
76-100%32.91045.0811.5178.7202.538100.66
total196.01229.11202.92302.42131.931062.41
total< 1%5.5267.72111.21824.5129.61958.58
1-4%16.11514.41528.81169.6631.910160.84
5-9%25.21120.01330.31067.9735.89179.24
10-25%47.5850.6772.86113.6538.68323.13
26-50%40.5948.5840.4958.0721.212208.54
51-75%32.11042.9819.81323.0125.924123.75
76-100%34.0945.0812.61610.1182.835104.55
total200.81229.11215.92366.71145.721158.21

calculated by unit of reference: production region

© WSL, Swiss National Forest Inventory, 03.11.2014 #164811/151193
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