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IFN4
surface forestière
âge moyen des 100 plus gros arbres · étage de végétation (3 classes)
unité d'interprétation: région économique
unité: 1000 ha
ensemble analysé: forêt accessible sans la forêt buissonnante IFN1/IFN2/IFN3/IFN4
réseau: réseau 1,4 x 1,4 km
état2009/17
âge moyen des 100 plus gros arbres
pas d'indicationjusqu¿à 4041 à 8081 à 120121 à 160plus de 160total
région économiqueétage de végétation (3 classes)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
ouest du Jurasubalpin0.6570.6581.4385.4196.7173.22518.010
montagnard1.7356.11718.21045.8521.392.23095.33
collinéen/submontagnard0.6572.52811.81213.2113.3240.0.31.57
total3.0269.21431.4764.4431.375.419144.81
est du Jurasubalpin0.0.0.0.0.0.0.0.0.0.0.0.0.0.
montagnard0.21000.7571.8325.2193.0260.0.11.012
collinéen/submontagnard2.9245.8179.21412.2114.1210.47034.74
total3.1226.61511.01217.587.2160.47045.72
ouest du Plateausubalpin0.0.0.0.0.0.0.4700.8501.1442.330
montagnard1.2397.1156.5178.0141.8330.210024.77
collinéen/submontagnard0.4702.6289.1145.6182.0310.210020.08
total1.6339.81215.61014.0104.6201.53747.02
centre du Plateausubalpin0.0.0.0.0.0.0.0.0.0.0.0.0.0.
montagnard0.4715.5176.0178.3143.3240.0.23.68
collinéen/submontagnard2.7268.51316.0914.0104.1210.210045.44
total3.12414.0922.0822.377.4150.210069.01
est du Plateausubalpin0.0.0.0.0.0.0.0.0.0.0.0.0.0.
montagnard0.4714.6196.91610.0132.7270.210024.88
collinéen/submontagnard2.72717.0927.3728.774.9200.210080.93
total3.12521.6734.2638.757.6150.470105.61
ouest des Préalpessubalpin1.3441.0491.3444.1224.6201.63313.810
montagnard0.21002.1326.41710.6123.7221.24124.26
collinéen/submontagnard0.0.0.0.0.6581.2440.4700.21002.330
total1.4413.1268.21515.998.7142.92540.33
centre des Préalpessubalpin0.4701.5353.2235.3188.2154.02122.58
montagnard1.1403.42314.31126.3816.5102.52964.23
collinéen/submontagnard0.21001.9332.2312.0332.0330.21008.515
total1.7326.81619.6933.5626.876.71795.12
est des Préalpessubalpin1.1441.1441.6372.6273.7222.22812.311
montagnard1.4385.21910.81318.599.3130.85045.95
collinéen/submontagnard0.0.0.5703.0264.6201.5350.0.9.513
total2.5286.81715.31025.6714.5103.02567.73
nord-ouest des Alpessubalpin1.2401.2403.5234.0228.4155.91824.37
montagnard0.6571.8335.3197.3155.5182.42823.08
collinéen/submontagnard0.0.0.4711.1442.2280.21000.0.3.821
total1.8323.5239.91313.51114.1108.31551.13
centre des Alpessubalpin0.21000.4710.8491.4362.7251.9307.414
montagnard0.0.0.8503.0252.7263.8201.14011.310
collinéen/submontagnard0.0.0.21000.4711.6310.0.0.0.2.226
total0.21001.4374.2205.7176.5153.02320.95
nord-est des Alpessubalpin0.8500.6581.4371.0452.8272.0328.414
montagnard0.21002.6263.4235.8174.1191.14117.28
collinéen/submontagnard0.0.0.21000.21000.7480.0.0.0.1.040
total0.9443.3224.9197.5146.9153.12526.65
sud-ouest des Alpessubalpin0.8501.5384.32111.01313.01123.1853.75
montagnard0.6573.62310.71310.3136.3172.72634.36
collinéen/submontagnard0.6571.5385.2192.5271.2410.0.11.013
total2.1316.61720.2923.8820.6925.7799.02
sud-est des Alpessubalpin0.8502.0316.21813.51222.4923.7868.74
montagnard0.4713.7239.71415.31110.9135.51845.45
collinéen/submontagnard0.0.1.4382.0312.8240.6580.4717.215
total1.2417.21617.81031.6733.9729.67121.32
Sud des Alpessubalpin0.4711.0442.9264.7207.91511.01327.98
montagnard0.4714.32122.4915.0119.5144.42155.94
collinéen/submontagnard0.21004.22222.888.6152.5291.04539.35
total1.0449.41448.1528.2819.9916.410123.12
Suissesubalpin7.61710.91426.5953.3681.3579.65259.22
montagnard8.81551.76125.34188.93101.8424.29500.81
collinéen/submontagnard10.41346.76110.7499.9426.882.827297.32
total26.88109.34262.52342.22210.03106.741057.41
© WSL, Inventaire forestier national suisse, 09.06.2020 #817886/284217
Résultat de la recherche: 1 inscription 1 page

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