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NFI3
number of forest plots
protection forest perimeter SilvaProtect · area of largest gap (aerial photo, 5 classes)
unit of reference: protection forest region
unit: %
unit of evaluation: accessible forest NFI3/NFI4
grid: 1.4 x 1.4 km grid
state2004/06
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
protection forest perimeter SilvaProtectarea of largest gap (aerial photo, 5 classes) %± %± %± %± %± %± %±
outside of perimeterno gap61.31.137.32.248.42.731.73.337.62.451.13.351.50.8
small gap14.90.821.41.916.92.121.92.914.51.712.82.216.20.6
medium gap10.20.719.41.813.11.821.22.917.31.916.92.513.70.6
large gap12.00.720.21.819.82.224.23.029.32.318.22.517.00.6
very large gap1.70.31.70.61.80.71.00.71.30.61.00.71.60.2
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
inside perimeterno gap60.02.934.62.043.82.625.02.115.71.846.02.037.00.9
small gap17.72.222.71.814.81.928.42.222.42.119.21.621.10.8
medium gap11.21.818.81.717.22.022.12.123.72.113.61.417.80.7
large gap11.21.821.21.820.52.123.72.135.62.419.51.622.20.8
very large gap0.0.2.60.73.61.00.80.52.50.81.70.52.00.3
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
totalno gap61.11.035.91.546.01.927.31.826.61.547.31.745.30.6
small gap15.30.822.11.315.81.426.21.818.51.417.51.318.30.5
medium gap10.30.719.11.215.21.421.81.720.51.414.41.215.40.5
large gap11.90.720.71.320.21.523.91.732.51.619.21.319.20.5
very large gap1.50.32.20.52.80.60.90.41.90.51.50.41.70.2
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 10.07.2020 #885812/352144
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