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NFI4b

forest area: rockfall SilvaProtect, modelled and assigned · crown closure · biogeographical region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest
grid:
state 2009/13
biogeographical region
JuraPlateauNorthern AlpsWestern Central-AlpsEastern Central-AlpsSouthern AlpsSwitzerland
rockfall SilvaProtect, modelled and assignedcrown closure1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
inside perimetern/a..0.4100..0.4100..0.41001.158
crowded1.450..4.6282.437..4.32912.717
normal1.1580.41004.6280.31001.4503.23311.018
loose....1.4501.4500.41000.7713.930
open0.4100..1.8451.4500.41000.7714.628
scattered....0.7711.0580.41001.1583.233
grouped crowded....0.7710.3100..0.7711.845
grouped normal0.4100..0.771..0.41000.7712.141
heterogeneous....0.41001.0580.7710.41002.438
total3.2330.77114.9158.2203.53112.11742.79
outside perimetern/a1.1581.8457.2222.4373.5311.84517.714
crowded57.6778.5688.7617.4138.92046.78297.83
normal61.26102.2573.8613.31511.61724.111286.33
loose19.81332.21027.3117.62112.0168.220107.16
open26.31128.71150.9816.81327.21018.613168.44
scattered10.1198.12131.51015.51420.81219.513105.56
grouped crowded1.4500.77125.9114.12810.51811.81754.58
grouped normal3.3331.45022.9123.13319.71311.71762.17
heterogeneous11.9174.22917.11413.1155.3253.63155.28
total192.82257.91345.1293.33119.53145.931154.51
totaln/a1.1582.1417.2222.8353.5312.14118.814
crowded59.1778.5693.3519.8128.92050.97310.53
normal62.36102.6578.4613.71513.01627.411297.33
loose19.81332.21028.7118.91912.4168.919111.05
open26.71128.71152.6818.21327.51019.313172.94
scattered10.1198.12132.21016.51421.21220.513108.65
grouped crowded1.4500.77126.6114.52710.51812.51656.28
grouped normal3.6321.45023.6123.13320.11212.41664.27
heterogeneous11.9174.22917.51414.1156.0243.93057.68
total196.01258.61360.01101.53123.02158.021197.21

calculated by unit of reference: biogeographical region

© WSL, Swiss National Forest Inventory, 03.11.2014 #162212/148591
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