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NFI4
forest area
degree of cover of assured regeneration · altitudinal vegetation zone
unit of reference: production region
unit: 1000 ha
unit of evaluation: protection forest perimeter SilvaProtect: access. forest without shrub forest NFI3/NFI4
grid: 1.4 x 1.4 km grid
state2009/17
production region
JuraPlateauPre-AlpsAlpsSouthern Alps Switzerland
degree of cover of assured regenerationaltitudinal vegetation zone1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
less than 1%upper subalpine0.0.0.0.0.4714.8200.8506.018
lower subalpine0.21000.0.2.62710.8132.52816.211
upper montane0.4700.0.3.2247.6164.92016.211
lower montane0.4710.0.1.0451.9311.8335.120
colline/submontane0.0.0.6580.0.0.4712.3303.325
total1.0450.6587.21625.5812.31246.76
1-4%upper subalpine0.0.0.0.0.0.9.5144.02113.512
lower subalpine0.21000.0.4.92020.4105.21930.78
upper montane0.6580.0.5.81812.8129.21428.38
lower montane1.5350.6583.4255.4196.41717.411
colline/submontane1.2410.6580.8502.4296.51711.413
total3.5231.24114.91150.4631.37101.44
5-9%upper subalpine0.0.0.0.0.0.4.6212.5277.117
lower subalpine0.21000.0.4.62017.6104.32126.88
upper montane1.6350.0.7.01612.4127.61628.78
lower montane3.3240.6582.9274.7205.11916.711
colline/submontane2.7271.2411.3412.4298.31515.911
total7.9161.83315.91141.7727.9895.14
10-25%upper subalpine0.0.0.0.0.21006.5171.2417.916
lower subalpine0.21000.0.7.01722.994.32134.37
upper montane1.9330.47116.91022.3910.01351.46
lower montane6.2172.23010.41410.3134.62133.78
colline/submontane2.9264.5214.6215.51910.41328.08
total11.2137.11639.1767.4530.47155.33
26-50%upper subalpine0.0.0.0.0.0.0.8500.4711.241
lower subalpine0.0.0.0.2.23010.0141.93114.112
upper montane2.0310.21008.61511.5133.72326.19
lower montane3.1252.7276.5185.8181.83319.910
colline/submontane1.2412.9263.0263.6233.32514.012
total6.3175.91820.41031.7811.11375.35
51-75%upper subalpine0.0.0.0.0.0.0.21000.0.0.2100
lower subalpine0.0.0.0.1.0442.8271.1415.020
upper montane1.0450.0.2.4293.8231.2418.415
lower montane2.6280.6583.3251.6350.21008.316
colline/submontane1.8332.8271.3410.4710.8507.017
total5.4193.4248.0168.9153.32429.08
76-100%upper subalpine0.0.0.0.0.0.0.0.0.0.0.0.
lower subalpine0.0.0.0.0.21000.4710.21000.850
upper montane0.4700.21001.6350.6580.4713.225
lower montane1.4380.0.1.8331.2410.21004.621
colline/submontane0.6580.4710.9500.4710.8503.026
total2.4290.6584.5212.6281.63511.613
totalupper subalpine0.0.0.0.0.65826.488.91435.97
lower subalpine0.8500.0.22.6984.9419.59127.94
upper montane8.0150.85045.5671.0536.96162.33
lower montane18.5106.71729.4830.9720.19105.74
colline/submontane10.41313.01211.81315.11132.5682.74
total37.7620.59110.03228.32117.92514.41
© WSL, Swiss National Forest Inventory, 11.07.2020 #845147/311478
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