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NFI3
forest area
avalanches SilvaProtect · degree of cover of regeneration (7 classes)
unit of reference: protection forest region
unit: 1000 ha
unit of evaluation: accessible forest without shrub forest
grid: 1.4 x 1.4 km grid
state2004/06
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
avalanches SilvaProtectdegree of cover of regeneration (7 classes)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
n/a< 1%16.1112.4292.7260.21001.0450.65823.09
1-4%26.4811.0137.3163.5239.7143.82361.76
5-9%41.9715.01110.2147.21612.5126.11893.04
10-25%93.8430.4816.71012.61221.8911.613187.13
26-50%76.3522.3912.4127.81611.5137.716138.14
51-75%57.558.8155.4193.2255.4192.82783.15
76-100%58.254.9204.1210.6583.2251.04572.15
total370.3194.9458.8535.3765.1533.67658.11
inside perimeter< 1%0.6580.4711.0450.6571.1410.21003.922
1-4%0.6582.6282.5282.9253.6232.13014.412
5-9%0.6584.1222.6287.2163.4243.12521.09
10-25%1.0446.6173.5237.7155.8184.72029.48
26-50%1.0444.2222.8264.1214.1222.52818.710
51-75%0.6581.2411.8331.0451.1411.0456.817
76-100%0.21001.5380.4710.21000.21000.21002.728
total4.72020.6914.61123.7819.4913.81196.84
outside perimeter< 1%2.2303.3252.2302.2303.5242.23015.411
1-4%3.4246.2187.2166.01810.41315.81149.06
5-9%4.32112.1137.81512.81211.71323.5972.25
10-25%15.11133.4715.01119.1918.81037.96139.43
26-50%14.91121.1913.91111.21312.01215.81188.95
51-75%7.3168.0166.2183.6233.0267.61635.77
76-100%5.2206.1184.7201.0451.7333.42422.19
total52.4690.1457.0555.8461.15106.33422.72
total< 1%18.9106.1185.8182.9265.6193.02642.37
1-4%30.4819.91017.01012.41223.7821.79125.14
5-9%46.8631.3820.6927.2827.5832.87186.23
10-25%110.0470.4535.3739.5646.5654.25355.82
26-50%92.2447.6629.1723.1827.6826.18245.83
51-75%65.4518.01013.4127.8169.51411.413125.54
76-100%63.6512.4139.3141.8335.2194.62196.84
total427.31205.61130.42114.82145.62153.721177.51
© WSL, Swiss National Forest Inventory, 18.06.2020 #862852/329183
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