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région de forêt protectrice | |||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Plateau/Jura | Nord des Alpes ouest | Nord des Alpes est | Sud-ouest des Alpes | Sud-est des Alpes | Sud des Alpes | Suisse | |||||||||
dominance d'espèces ligneuses exotiques (néophytes; 3 classes; à partir de l'IFN3) | formations forestières NaiS (10 classes) | 1000 ha | ±% | 1000 ha | ±% | 1000 ha | ±% | 1000 ha | ±% | 1000 ha | ±% | 1000 ha | ±% | 1000 ha | ±% |
pas d'indication | pas d'indication | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . |
hêtraies | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | |
hêtraies à sapin | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | |
autres forêts de feuillus | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | |
pessières-sapinières | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | |
pessières | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | |
arolières et mélézins | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | |
pinèdes | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | |
forêts pionnières | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | |
forêts buissonnantes* | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | |
hors forêt* | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | |
total | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | |
pas dominé par des espèces ligneuses exotiques | pas d'indication | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . |
hêtraies | 299.6 | 1 | 49.3 | 6 | 34.1 | 7 | 6.2 | 17 | 5.5 | 18 | 23.2 | 9 | 417.9 | 1 | |
hêtraies à sapin | 71.5 | 4 | 51.0 | 6 | 43.7 | 6 | 3.6 | 23 | 8.5 | 15 | 7.1 | 16 | 185.3 | 3 | |
autres forêts de feuillus | 31.6 | 8 | 15.4 | 11 | 12.5 | 13 | 10.8 | 13 | 3.3 | 24 | 44.5 | 5 | 118.2 | 4 | |
pessières-sapinières | 6.1 | 18 | 39.4 | 7 | 18.5 | 10 | 13.4 | 12 | 25.3 | 9 | 21.0 | 9 | 123.6 | 4 | |
pessières | 0.6 | 58 | 27.4 | 8 | 13.8 | 12 | 50.0 | 6 | 70.3 | 5 | 22.4 | 9 | 184.4 | 3 | |
arolières et mélézins | 0.0 | . | 0.0 | . | 0.4 | 71 | 15.7 | 11 | 17.9 | 10 | 9.6 | 14 | 43.6 | 6 | |
pinèdes | 0.8 | 50 | 3.3 | 25 | 2.2 | 30 | 7.6 | 16 | 6.7 | 17 | 0.6 | 58 | 21.2 | 10 | |
forêts pionnières | 0.0 | . | 1.2 | 41 | 1.2 | 41 | 6.0 | 18 | 5.8 | 18 | 16.8 | 10 | 31.1 | 8 | |
forêts buissonnantes* | 0.6 | 58 | 3.6 | 24 | 3.5 | 24 | 2.4 | 29 | 2.2 | 30 | 4.3 | 21 | 16.6 | 11 | |
hors forêt* | 12.5 | 12 | 15.2 | 11 | 6.5 | 18 | 5.8 | 18 | 6.3 | 18 | 7.9 | 15 | 54.2 | 6 | |
total | 423.2 | 1 | 206.0 | 2 | 136.4 | 3 | 121.5 | 3 | 151.8 | 3 | 157.2 | 2 | 1196.2 | 1 | |
dominé par des espèces ligneuses exotiques non envahissantes | pas d'indication | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . |
hêtraies | 2.9 | 26 | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 2.9 | 26 | |
hêtraies à sapin | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | |
autres forêts de feuillus | 1.0 | 45 | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 1.0 | 45 | |
pessières-sapinières | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | |
pessières | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | |
arolières et mélézins | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | |
pinèdes | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | |
forêts pionnières | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | |
forêts buissonnantes* | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | |
hors forêt* | 0.2 | 100 | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.2 | 100 | |
total | 4.1 | 22 | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 4.1 | 22 | |
dominé par des espèces ligneuses exotiques envahissantes | pas d'indication | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . |
hêtraies | 0.6 | 58 | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.2 | 100 | 0.8 | 50 | |
hêtraies à sapin | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | |
autres forêts de feuillus | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.6 | 58 | 0.6 | 58 | |
pessières-sapinières | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | |
pessières | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | |
arolières et mélézins | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | |
pinèdes | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | |
forêts pionnières | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | |
forêts buissonnantes* | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | |
hors forêt* | 0.0 | . | 0.0 | . | 0.0 | . | 0.2 | 100 | 0.0 | . | 0.2 | 100 | 0.4 | 71 | |
total | 0.6 | 58 | 0.0 | . | 0.0 | . | 0.2 | 100 | 0.0 | . | 1.0 | 45 | 1.8 | 33 | |
total | pas d'indication | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . |
hêtraies | 303.1 | 1 | 49.3 | 6 | 34.1 | 7 | 6.2 | 17 | 5.5 | 18 | 23.4 | 8 | 421.6 | 1 | |
hêtraies à sapin | 71.5 | 4 | 51.0 | 6 | 43.7 | 6 | 3.6 | 23 | 8.5 | 15 | 7.1 | 16 | 185.3 | 3 | |
autres forêts de feuillus | 32.5 | 7 | 15.4 | 11 | 12.5 | 13 | 10.8 | 13 | 3.3 | 24 | 45.1 | 5 | 119.8 | 4 | |
pessières-sapinières | 6.1 | 18 | 39.4 | 7 | 18.5 | 10 | 13.4 | 12 | 25.3 | 9 | 21.0 | 9 | 123.6 | 4 | |
pessières | 0.6 | 58 | 27.4 | 8 | 13.8 | 12 | 50.0 | 6 | 70.3 | 5 | 22.4 | 9 | 184.4 | 3 | |
arolières et mélézins | 0.0 | . | 0.0 | . | 0.4 | 71 | 15.7 | 11 | 17.9 | 10 | 9.6 | 14 | 43.6 | 6 | |
pinèdes | 0.8 | 50 | 3.3 | 25 | 2.2 | 30 | 7.6 | 16 | 6.7 | 17 | 0.6 | 58 | 21.2 | 10 | |
forêts pionnières | 0.0 | . | 1.2 | 41 | 1.2 | 41 | 6.0 | 18 | 5.8 | 18 | 16.8 | 10 | 31.1 | 8 | |
forêts buissonnantes* | 0.6 | 58 | 3.6 | 24 | 3.5 | 24 | 2.4 | 29 | 2.2 | 30 | 4.3 | 21 | 16.6 | 11 | |
hors forêt* | 12.7 | 12 | 15.2 | 11 | 6.5 | 18 | 6.0 | 18 | 6.3 | 18 | 8.1 | 15 | 54.8 | 6 | |
total | 427.9 | 1 | 206.0 | 2 | 136.4 | 3 | 121.7 | 3 | 151.8 | 3 | 158.3 | 2 | 1202.2 | 1 |
Table citation
Abegg, M.; Ahles, P.; Allgaier Leuch, B.; Cioldi, F.; Didion, M.; Düggelin, C.; Fischer, C.; Herold, A.; Meile, R.; Rohner, B.; Rösler, E.; Speich, S.; Temperli, C.; Traub, B.,
2023: Swiss national forest inventory - Result table No. 1341560. Birmensdorf, Swiss Federal Research Institute WSL