Search legacy data

back

search result: 1 entry on 1 page
NFI4
number of forest plots
rockfall SilvaProtect · area of largest gap (aerial photo, 5 classes)
unit of reference: protection forest region
unit: %
unit of evaluation: accessible forest without shrub forest
grid: 1.4 x 1.4 km grid
state2009/17
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
rockfall SilvaProtectarea of largest gap (aerial photo, 5 classes) %± %± %± %± %± %± %±
n/ano gap38.41.124.92.028.12.516.52.614.71.928.43.331.20.8
small gap37.51.131.22.131.32.626.83.126.52.424.23.133.50.8
medium gap11.50.720.51.815.72.121.62.921.42.219.82.915.30.6
large gap11.30.722.61.923.22.434.63.435.72.626.63.218.80.7
very large gap1.30.30.80.41.70.70.50.51.70.71.00.71.30.2
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
inside perimeterno gap19.68.856.310.522.26.618.96.417.88.133.56.428.03.2
small gap25.79.913.37.229.57.223.87.023.59.232.26.326.33.1
medium gap44.911.117.27.925.87.022.06.931.39.914.54.823.43.0
large gap9.76.613.37.220.26.432.77.822.89.019.75.420.82.9
very large gap0.0.0.0.2.32.32.62.64.64.50.0.1.50.8
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
outside perimeterno gap41.13.022.91.828.72.514.91.814.01.732.52.025.20.9
small gap40.53.035.82.135.42.634.62.525.22.233.82.033.91.0
medium gap9.71.819.61.714.82.019.72.121.92.114.51.517.10.8
large gap8.31.720.31.719.92.228.62.336.02.418.51.622.30.8
very large gap0.40.41.50.51.20.62.20.82.90.90.70.41.50.2
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
totalno gap38.51.024.51.328.01.715.61.514.41.331.61.628.70.6
small gap37.81.033.11.533.21.831.41.925.81.631.41.633.50.6
medium gap11.60.720.01.215.91.420.51.621.91.515.71.316.30.5
large gap10.90.721.21.221.41.630.91.935.51.720.51.420.30.5
very large gap1.20.21.20.31.50.51.70.52.40.60.70.31.40.2
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 10.07.2020 #875955/342287
search result: 1 entry on 1 page

back