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NFI4b
forest area
predominant tree species · stand age (classes of 40 years)
unit of reference: protection forest region
unit: 1000 ha
unit of evaluation: accessible forest without shrub forest
grid: grid NFI4 2009-2013
state 2009/13
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern AlpsSwitzerland
predominant tree speciesstand age (classes of 40 years)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
n/a0 (unstocked)..1.1581.8451.4500.7711.1586.024
1-4010.4184.0305.2274.5272.8353.03329.911
41-800.41000.771......0.7711.845
81-1200.4100..........0.4100
121-160..............
over 160....0.3100......0.3100
uneven-aged0.7710.41000.31000.3100..0.7712.538
total11.8176.1247.7226.3233.5315.52540.99
spruce0 (unstocked)0.41002.2410.31000.31001.8450.7715.725
1-4030.81014.11610.2185.22511.9173.93076.17
41-8021.51314.1168.1213.8307.0223.23357.68
81-12024.71216.21414.9154.8269.5193.93074.07
121-16018.61414.41513.8157.52116.2144.62775.27
over 1604.32911.5177.3215.52513.4165.02646.98
uneven-aged25.11240.8915.31515.11425.31111.017132.55
total125.25113.2469.9542.2885.0532.310467.92
fir0 (unstocked)..0.4100........0.4100
1-4011.4173.6312.438..0.4100..17.814
41-807.2222.9351.4500.31000.41000.77112.817
81-12018.2148.3204.8260.31000.41000.410032.410
121-16017.9146.9233.1330.31000.41000.77129.211
over 1602.1412.9350.31000.31000.7710.41006.823
uneven-aged16.81412.3173.8302.1410.7712.14137.710
total73.7637.1915.9143.4312.8354.329137.25
pine0 (unstocked)..............
1-402.1410.41000.31000.7711.158..4.628
41-802.1410.7711.1583.1332.438..9.419
81-1203.6320.41000.31001.0582.835..8.121
121-1600.7710.4100..0.7712.141..3.930
over 160......0.771....0.771
uneven-aged1.8451.1581.4502.4371.1580.7718.420
total10.4182.9353.1338.6199.4190.77135.110
larch0 (unstocked)0.4100....0.31001.450..2.141
1-402.1411.450..4.5273.5312.53814.016
41-801.158....2.1413.2335.62512.017
81-1200.4100..0.7711.7442.5382.4387.721
121-160......2.8351.4501.8456.024
over 160....0.31005.5255.3253.93015.015
uneven-aged0.41000.4100..12.7166.72311.31731.410
total4.3291.8451.05829.61023.91127.51188.16
stone pine0 (unstocked)......0.3100....0.3100
1-40........0.771..0.771
41-80..............
81-120........1.158..1.158
121-160........1.158..1.158
over 160......1.4501.450..2.835
uneven-aged......3.1334.229..7.322
total......4.8268.420..13.216
other conifers0 (unstocked)..............
1-400.4100..........0.4100
41-800.7710.4100....0.3100..1.450
81-1201.158..........1.158
121-160..............
over 160..............
uneven-aged0.4100..........0.4100
total2.5380.4100....0.3100..3.233
beech0 (unstocked)1.4500.4100....0.4100..2.141
1-4021.5132.2412.835....2.14128.511
41-8024.3122.2413.8302.141..9.61941.99
81-12055.188.7207.2210.31001.1582.53874.97
121-16011.1184.3291.7440.31001.4500.77119.613
over 1602.1410.41001.058....0.7714.229
uneven-aged19.31311.5174.5271.4501.4508.52046.69
total134.9429.61021.1124.1284.22824.011217.94
maple0 (unstocked)0.4100..0.3100......0.771
1-407.2221.8453.1331.7440.41001.45015.515
41-803.6322.9351.158....1.4508.920
81-1202.5380.41000.771......3.632
121-1600.771..........0.771
over 160..............
uneven-aged2.1411.4500.7710.31001.1580.7716.424
total16.5156.5235.9242.1411.4503.53135.810
ash0 (unstocked)..............
1-406.1241.1581.7441.0581.1580.410011.418
41-806.8231.8452.4380.31000.41001.45013.116
81-1203.9300.41002.141....0.41006.723
121-1601.4500.41000.3100..0.4100..2.538
over 160..............
uneven-aged3.9300.41001.0581.0580.7710.7717.821
total22.2124.0307.6212.4382.5382.83541.59
oak0 (unstocked)0.4100..........0.4100
1-402.538..........2.538
41-804.6280.4100..1.058..1.4507.522
81-1204.329....0.31000.41000.41005.326
121-1601.158..........1.158
over 160..............
uneven-aged2.5380.4100..1.4500.41001.8456.424
total15.4150.771..2.7350.7713.53123.112
chestnut0 (unstocked)..............
1-40......0.3100..3.5313.930
41-80..........7.8217.821
81-120......0.3100..1.4501.745
121-160..........0.41000.4100
over 160..........0.7710.771
uneven-aged......0.771..8.5209.219
total......1.450..22.31223.611
other broadleaves0 (unstocked)0.4100..........0.4100
1-406.4235.4262.9363.8304.52711.71734.810
41-803.6320.41000.31002.4371.84511.01719.413
81-1202.9350.4100........3.233
121-160..............
over 160..............
uneven-aged3.9300.7711.1580.7710.41004.62711.418
total17.2146.9234.3296.9226.72327.31169.17
total0 (unstocked)3.2334.0302.4382.4384.2281.84518.014
1-40100.9533.91028.71021.71226.21128.510240.04
41-8075.8626.31118.11315.11415.41442.98193.74
81-120117.0534.6930.798.91917.51311.317220.04
121-16051.5826.31119.01311.71622.9118.220139.55
over 1608.62014.8159.31913.41520.71210.61877.56
uneven-aged76.9669.2628.11041.2841.8850.67307.93
total434.01209.22136.52114.43148.92153.821196.71
© WSL, Swiss National Forest Inventory, 27.06.2015 #201530/187764
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