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NFI4b

forest area: avalanches SilvaProtect, modelled and assigned · type of next treatment (interview survey) · biogeographical region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI3/NFI4 combined
grid:
state 2009/13
biogeographical region
JuraPlateauNorthern AlpsWestern Central-AlpsEastern Central-AlpsSouthern AlpsSwitzerland
avalanches SilvaProtect, modelled and assignedtype of next treatment (interview survey)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
inside perimeterno treatment1.450..9.2199.9188.5208.92038.09
tending....2.5380.31001.450..4.229
thinning0.4100..4.6280.7710.4100..6.024
establishment cut1.158..3.5312.4372.1410.41009.519
removal cut0.4100..1.8450.3100..0.41002.835
plentering0.771..1.158......1.845
thinning of mountain forest0.771..16.3149.6182.5374.62733.710
coppice cut..............
conversion..............
transformation..............
sanitary felling..............
plentering in broadleaf forest..............
tending of forest edge..............
planting..............
agrosilvicultural treatments..........0.41000.4100
total4.727..39.0923.31114.81514.61596.46
outside perimeterno treatment23.41211.31797.2546.2764.3693.34335.83
tending15.11538.2924.9124.5275.7242.14190.56
thinning50.1792.0544.782.4373.5318.919201.64
establishment cut26.71142.1839.094.12811.3176.124129.25
removal cut10.41815.6158.5200.7711.1583.23339.59
plentering24.1128.12118.1140.31002.1410.410053.28
thinning of mountain forest3.631..52.2814.4159.91813.91593.96
coppice cut0.7711.450......5.3257.522
conversion..2.8351.450....1.1585.326
transformation..1.1580.4100......1.450
sanitary felling3.6314.2292.8351.058..0.410012.117
plentering in broadleaf forest13.71635.797.821......57.27
tending of forest edge1.8454.2293.632..1.4500.410011.418
planting0.4100..........0.4100
agrosilvicultural treatments15.5150.41005.3260.7711.8450.410024.012
total189.22257.11305.9274.34101.13135.431062.91
totalno treatment24.91111.317106.5556.2672.85102.34373.92
tending15.11538.2927.4114.8267.1222.14194.76
thinning50.4792.0549.383.1333.9308.919207.64
establishment cut27.71142.1842.596.52213.4156.423138.75
removal cut10.81815.61510.3181.0581.1583.63142.39
plentering24.9118.12119.1130.31002.1410.410054.98
thinning of mountain forest4.329..68.5724.01112.41618.513127.65
coppice cut0.7711.450......5.3257.522
conversion..2.8351.450....1.1585.326
transformation..1.1580.4100......1.450
sanitary felling3.6314.2292.8351.058..0.410012.117
plentering in broadleaf forest13.71635.797.821......57.27
tending of forest edge1.8454.2293.632..1.4500.410011.418
planting0.4100..........0.4100
agrosilvicultural treatments15.5150.41005.3260.7711.8450.77124.412
total193.81257.11344.9197.63115.92150.021159.41

calculated by unit of reference: biogeographical region

© WSL, Swiss National Forest Inventory, 03.11.2014 #164860/151242
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