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région de forêt protectrice | |||||||||||||||
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Plateau/Jura | Nord des Alpes ouest | Nord des Alpes est | Sud-ouest des Alpes | Sud-est des Alpes | Sud des Alpes | Suisse | |||||||||
nombre d'essences dans la strate supérieure | formations forestières NaiS (10 classes) | % | ± | % | ± | % | ± | % | ± | % | ± | % | ± | % | ± |
pas d'indication | pas d'indication | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . |
hêtraies | 0.9 | 0.3 | 0.2 | 0.2 | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.3 | 0.1 | |
hêtraies à sapin | 0.1 | 0.1 | 0.2 | 0.2 | 0.3 | 0.3 | 0.3 | 0.3 | 0.0 | . | 0.0 | . | 0.1 | 0.1 | |
autres forêts de feuillus | 0.2 | 0.1 | 0.2 | 0.2 | 0.0 | . | 0.0 | . | 0.0 | . | 0.2 | 0.2 | 0.1 | 0.1 | |
pessières-sapinières | 0.0 | . | 0.5 | 0.3 | 0.8 | 0.4 | 0.0 | . | 1.3 | 0.5 | 0.2 | 0.2 | 0.4 | 0.1 | |
pessières | 0.0 | . | 0.5 | 0.3 | 0.2 | 0.2 | 1.1 | 0.6 | 2.0 | 0.7 | 0.4 | 0.3 | 0.5 | 0.1 | |
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 | . | 0.2 | 0.2 | 0.0 | 0.0 | |
forêts buissonnantes* | 0.0 | . | 0.0 | . | 0.5 | 0.4 | 0.0 | . | 0.0 | . | 0.0 | . | 0.1 | 0.0 | |
hors forêt* | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | |
total | 1.2 | 0.3 | 1.5 | 0.5 | 1.8 | 0.7 | 1.4 | 0.6 | 3.3 | 0.8 | 1.1 | 0.5 | 1.6 | 0.2 | |
1 | pas d'indication | 0.3 | 0.1 | 0.7 | 0.3 | 0.8 | 0.5 | 0.6 | 0.4 | 1.4 | 0.6 | 0.7 | 0.4 | 0.6 | 0.1 |
hêtraies | 4.1 | 0.6 | 1.6 | 0.5 | 0.7 | 0.4 | 0.3 | 0.3 | 0.0 | . | 4.4 | 1.0 | 2.4 | 0.3 | |
hêtraies à sapin | 1.6 | 0.4 | 2.7 | 0.6 | 4.0 | 1.0 | 0.0 | . | 1.1 | 0.5 | 0.0 | . | 1.6 | 0.2 | |
autres forêts de feuillus | 0.2 | 0.1 | 0.3 | 0.2 | 1.3 | 0.6 | 0.3 | 0.3 | 0.5 | 0.3 | 2.3 | 0.7 | 0.7 | 0.1 | |
pessières-sapinières | 0.4 | 0.2 | 6.1 | 1.0 | 4.8 | 1.1 | 1.2 | 0.6 | 5.7 | 1.1 | 4.5 | 1.0 | 3.2 | 0.3 | |
pessières | 0.0 | . | 8.9 | 1.2 | 6.4 | 1.2 | 6.4 | 1.3 | 15.2 | 1.7 | 3.2 | 0.8 | 5.3 | 0.4 | |
arolières et mélézins | 0.0 | . | 0.0 | . | 0.0 | . | 0.9 | 0.5 | 2.3 | 0.7 | 3.5 | 0.8 | 0.8 | 0.2 | |
pinèdes | 0.1 | 0.1 | 0.6 | 0.3 | 0.5 | 0.4 | 0.3 | 0.3 | 1.6 | 0.6 | 0.0 | . | 0.4 | 0.1 | |
forêts pionnières | 0.0 | . | 0.2 | 0.2 | 0.0 | . | 0.0 | . | 0.5 | 0.3 | 1.8 | 0.6 | 0.3 | 0.1 | |
forêts buissonnantes* | 0.0 | . | 0.3 | 0.2 | 0.2 | 0.2 | 0.0 | . | 0.7 | 0.4 | 0.5 | 0.3 | 0.2 | 0.1 | |
hors forêt* | 0.5 | 0.2 | 2.1 | 0.6 | 0.8 | 0.5 | 1.2 | 0.6 | 0.7 | 0.4 | 0.2 | 0.2 | 0.9 | 0.2 | |
total | 7.2 | 0.7 | 23.4 | 1.7 | 19.6 | 2.0 | 11.0 | 1.7 | 29.7 | 2.2 | 20.9 | 1.9 | 16.5 | 0.6 | |
2 | pas d'indication | 0.3 | 0.2 | 0.6 | 0.3 | 0.3 | 0.3 | 2.9 | 0.9 | 0.7 | 0.4 | 0.0 | . | 0.6 | 0.1 |
hêtraies | 9.3 | 0.8 | 4.6 | 0.9 | 2.9 | 0.9 | 0.0 | . | 1.2 | 0.5 | 4.9 | 1.0 | 5.2 | 0.4 | |
hêtraies à sapin | 3.1 | 0.5 | 4.8 | 0.9 | 5.0 | 1.1 | 0.6 | 0.4 | 2.1 | 0.7 | 1.2 | 0.5 | 3.0 | 0.3 | |
autres forêts de feuillus | 1.3 | 0.3 | 2.0 | 0.6 | 0.8 | 0.5 | 1.4 | 0.6 | 0.7 | 0.4 | 5.9 | 1.1 | 1.9 | 0.2 | |
pessières-sapinières | 0.8 | 0.3 | 5.8 | 0.9 | 3.8 | 1.0 | 2.4 | 0.8 | 5.3 | 1.1 | 4.2 | 0.9 | 3.2 | 0.3 | |
pessières | 0.1 | 0.1 | 2.6 | 0.7 | 2.6 | 0.8 | 18.9 | 2.1 | 15.0 | 1.7 | 9.8 | 1.4 | 5.9 | 0.4 | |
arolières et mélézins | 0.0 | . | 0.0 | . | 0.0 | . | 4.9 | 1.2 | 7.4 | 1.3 | 2.1 | 0.7 | 1.7 | 0.2 | |
pinèdes | 0.0 | . | 0.5 | 0.3 | 0.2 | 0.2 | 2.5 | 0.8 | 1.2 | 0.5 | 0.2 | 0.2 | 0.5 | 0.1 | |
forêts pionnières | 0.0 | . | 0.0 | . | 0.3 | 0.3 | 0.9 | 0.5 | 1.1 | 0.5 | 1.9 | 0.6 | 0.5 | 0.1 | |
forêts buissonnantes* | 0.0 | . | 0.5 | 0.3 | 0.8 | 0.4 | 1.5 | 0.6 | 0.7 | 0.4 | 0.7 | 0.4 | 0.5 | 0.1 | |
hors forêt* | 0.3 | 0.2 | 1.4 | 0.5 | 0.9 | 0.5 | 1.7 | 0.7 | 1.2 | 0.5 | 2.0 | 0.6 | 1.1 | 0.2 | |
total | 15.3 | 1.0 | 22.9 | 1.7 | 17.5 | 1.9 | 37.8 | 2.6 | 36.4 | 2.3 | 32.8 | 2.2 | 24.1 | 0.7 | |
3 | pas d'indication | 0.2 | 0.1 | 0.6 | 0.3 | 1.1 | 0.5 | 0.0 | . | 0.5 | 0.3 | 0.9 | 0.4 | 0.5 | 0.1 |
hêtraies | 19.0 | 1.1 | 4.9 | 0.9 | 7.0 | 1.3 | 1.4 | 0.6 | 0.5 | 0.3 | 2.1 | 0.7 | 8.8 | 0.5 | |
hêtraies à sapin | 4.9 | 0.6 | 9.3 | 1.2 | 11.0 | 1.5 | 0.6 | 0.4 | 2.3 | 0.7 | 1.6 | 0.6 | 5.2 | 0.4 | |
autres forêts de feuillus | 2.1 | 0.4 | 2.2 | 0.6 | 2.4 | 0.8 | 2.0 | 0.8 | 0.2 | 0.2 | 6.7 | 1.2 | 2.5 | 0.3 | |
pessières-sapinières | 0.3 | 0.2 | 4.1 | 0.8 | 1.9 | 0.7 | 4.8 | 1.1 | 3.7 | 0.9 | 2.5 | 0.7 | 2.3 | 0.3 | |
pessières | 0.0 | . | 1.4 | 0.5 | 0.0 | . | 12.6 | 1.8 | 8.8 | 1.4 | 1.6 | 0.6 | 2.8 | 0.3 | |
arolières et mélézins | 0.0 | . | 0.0 | . | 0.0 | . | 2.6 | 0.8 | 3.2 | 0.8 | 0.0 | . | 0.7 | 0.1 | |
pinèdes | 0.0 | . | 0.3 | 0.2 | 0.5 | 0.4 | 2.0 | 0.7 | 0.9 | 0.4 | 0.2 | 0.2 | 0.5 | 0.1 | |
forêts pionnières | 0.0 | . | 0.2 | 0.2 | 0.3 | 0.3 | 1.4 | 0.6 | 1.4 | 0.6 | 2.4 | 0.7 | 0.7 | 0.1 | |
forêts buissonnantes* | 0.0 | . | 0.7 | 0.4 | 0.5 | 0.4 | 0.9 | 0.5 | 0.7 | 0.4 | 1.7 | 0.6 | 0.6 | 0.1 | |
hors forêt* | 0.4 | 0.2 | 1.6 | 0.5 | 0.0 | . | 0.9 | 0.5 | 0.2 | 0.2 | 0.8 | 0.4 | 0.6 | 0.1 | |
total | 27.0 | 1.3 | 25.3 | 1.8 | 24.7 | 2.2 | 29.1 | 2.4 | 22.4 | 2.0 | 20.5 | 1.9 | 25.2 | 0.7 | |
4 | pas d'indication | 0.1 | 0.1 | 0.4 | 0.3 | 0.0 | . | 0.6 | 0.4 | 0.2 | 0.2 | 0.2 | 0.2 | 0.2 | 0.1 |
hêtraies | 16.6 | 1.1 | 5.7 | 1.0 | 6.6 | 1.3 | 2.0 | 0.7 | 1.1 | 0.5 | 1.4 | 0.6 | 8.1 | 0.5 | |
hêtraies à sapin | 4.7 | 0.6 | 3.0 | 0.7 | 7.7 | 1.3 | 0.5 | 0.4 | 0.7 | 0.4 | 1.1 | 0.5 | 3.4 | 0.3 | |
autres forêts de feuillus | 1.6 | 0.4 | 1.6 | 0.5 | 1.3 | 0.6 | 2.6 | 0.9 | 0.5 | 0.3 | 7.3 | 1.2 | 2.3 | 0.3 | |
pessières-sapinières | 0.2 | 0.1 | 0.9 | 0.4 | 0.4 | 0.3 | 1.7 | 0.7 | 0.2 | 0.2 | 0.9 | 0.4 | 0.6 | 0.1 | |
pessières | 0.0 | . | 0.8 | 0.4 | 0.7 | 0.4 | 0.6 | 0.4 | 0.9 | 0.5 | 0.0 | . | 0.4 | 0.1 | |
arolières et mélézins | 0.0 | . | 0.0 | . | 0.0 | . | 0.6 | 0.4 | 0.0 | . | 0.0 | . | 0.1 | 0.0 | |
pinèdes | 0.1 | 0.1 | 0.0 | . | 0.3 | 0.3 | 0.3 | 0.3 | 0.5 | 0.3 | 0.2 | 0.2 | 0.2 | 0.1 | |
forêts pionnières | 0.0 | . | 0.2 | 0.2 | 0.3 | 0.3 | 2.0 | 0.7 | 0.7 | 0.4 | 1.7 | 0.6 | 0.6 | 0.1 | |
forêts buissonnantes* | 0.1 | 0.1 | 0.3 | 0.2 | 0.2 | 0.2 | 0.9 | 0.5 | 0.0 | . | 0.4 | 0.3 | 0.3 | 0.1 | |
hors forêt* | 0.8 | 0.3 | 0.5 | 0.3 | 1.2 | 0.5 | 0.6 | 0.4 | 0.0 | . | 0.9 | 0.5 | 0.7 | 0.1 | |
total | 24.2 | 1.2 | 13.5 | 1.4 | 18.9 | 2.0 | 12.3 | 1.8 | 4.8 | 1.0 | 14.2 | 1.7 | 16.7 | 0.6 | |
5 | pas d'indication | 0.1 | 0.1 | 0.2 | 0.2 | 0.2 | 0.2 | 0.6 | 0.4 | 0.0 | . | 0.2 | 0.2 | 0.2 | 0.1 |
hêtraies | 10.9 | 0.9 | 2.6 | 0.7 | 4.1 | 1.0 | 0.0 | . | 0.6 | 0.4 | 0.2 | 0.2 | 4.9 | 0.4 | |
hêtraies à sapin | 1.2 | 0.3 | 1.4 | 0.5 | 3.6 | 0.9 | 0.2 | 0.2 | 0.0 | . | 0.5 | 0.3 | 1.1 | 0.2 | |
autres forêts de feuillus | 1.6 | 0.4 | 1.2 | 0.5 | 2.0 | 0.7 | 1.1 | 0.6 | 0.4 | 0.3 | 4.0 | 0.9 | 1.7 | 0.2 | |
pessières-sapinières | 0.0 | . | 0.5 | 0.3 | 0.3 | 0.3 | 1.2 | 0.6 | 0.5 | 0.3 | 0.2 | 0.2 | 0.3 | 0.1 | |
pessières | 0.0 | . | 0.2 | 0.2 | 0.0 | . | 0.0 | . | 0.2 | 0.2 | 0.0 | . | 0.1 | 0.0 | |
arolières et mélézins | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | |
pinèdes | 0.1 | 0.1 | 0.3 | 0.2 | 0.0 | . | 0.6 | 0.4 | 0.0 | . | 0.0 | . | 0.1 | 0.1 | |
forêts pionnières | 0.0 | . | 0.0 | . | 0.3 | 0.3 | 0.3 | 0.3 | 0.2 | 0.2 | 1.2 | 0.5 | 0.2 | 0.1 | |
forêts buissonnantes* | 0.0 | . | 0.2 | 0.2 | 0.5 | 0.4 | 0.3 | 0.3 | 0.0 | . | 0.2 | 0.2 | 0.2 | 0.1 | |
hors forêt* | 0.3 | 0.2 | 0.3 | 0.2 | 0.3 | 0.3 | 0.6 | 0.4 | 0.0 | . | 0.4 | 0.3 | 0.3 | 0.1 | |
total | 14.1 | 1.0 | 7.0 | 1.1 | 11.3 | 1.6 | 4.9 | 1.2 | 2.0 | 0.6 | 7.1 | 1.2 | 9.1 | 0.5 | |
6 ou plus | pas d'indication | 0.1 | 0.1 | 0.0 | . | 0.5 | 0.4 | 0.3 | 0.3 | 0.2 | 0.2 | 0.0 | . | 0.1 | 0.1 |
hêtraies | 9.1 | 0.8 | 3.2 | 0.7 | 2.9 | 0.8 | 0.9 | 0.5 | 0.4 | 0.3 | 0.7 | 0.4 | 4.3 | 0.3 | |
hêtraies à sapin | 0.5 | 0.2 | 1.4 | 0.5 | 0.8 | 0.5 | 0.0 | . | 0.0 | . | 0.2 | 0.2 | 0.5 | 0.1 | |
autres forêts de feuillus | 1.2 | 0.3 | 1.1 | 0.5 | 1.6 | 0.7 | 1.7 | 0.7 | 0.0 | . | 1.8 | 0.6 | 1.2 | 0.2 | |
pessières-sapinières | 0.0 | . | 0.2 | 0.2 | 0.3 | 0.3 | 0.0 | . | 0.5 | 0.3 | 0.0 | . | 0.1 | 0.1 | |
pessières | 0.0 | . | 0.3 | 0.2 | 0.0 | . | 0.3 | 0.3 | 0.0 | . | 0.2 | 0.2 | 0.1 | 0.1 | |
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 | . | 0.3 | 0.3 | 0.0 | . | 0.2 | 0.2 | 0.1 | 0.0 | |
forêts buissonnantes* | 0.0 | . | 0.2 | 0.2 | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | 0.0 | |
hors forêt* | 0.2 | 0.1 | 0.2 | 0.2 | 0.3 | 0.3 | 0.0 | . | 0.2 | 0.2 | 0.2 | 0.2 | 0.2 | 0.1 | |
total | 11.1 | 0.9 | 6.6 | 1.0 | 6.4 | 1.3 | 3.4 | 1.0 | 1.4 | 0.6 | 3.4 | 0.9 | 6.7 | 0.4 | |
total | pas d'indication | 1.0 | 0.3 | 2.5 | 0.6 | 2.8 | 0.8 | 5.0 | 1.2 | 3.1 | 0.8 | 2.0 | 0.6 | 2.3 | 0.3 |
hêtraies | 69.9 | 1.2 | 22.8 | 1.6 | 24.2 | 2.1 | 4.5 | 1.1 | 3.9 | 0.9 | 13.8 | 1.6 | 34.0 | 0.6 | |
hêtraies à sapin | 16.1 | 0.9 | 22.7 | 1.7 | 32.3 | 2.3 | 2.3 | 0.8 | 6.1 | 1.1 | 4.6 | 1.0 | 14.9 | 0.6 | |
autres forêts de feuillus | 8.4 | 0.8 | 8.7 | 1.2 | 9.5 | 1.5 | 9.2 | 1.6 | 2.3 | 0.7 | 28.3 | 2.0 | 10.5 | 0.5 | |
pessières-sapinières | 1.7 | 0.4 | 18.1 | 1.6 | 12.3 | 1.7 | 11.3 | 1.7 | 17.2 | 1.8 | 12.5 | 1.5 | 10.1 | 0.5 | |
pessières | 0.1 | 0.1 | 14.6 | 1.4 | 10.0 | 1.5 | 39.9 | 2.6 | 42.2 | 2.4 | 15.2 | 1.7 | 15.1 | 0.6 | |
arolières et mélézins | 0.0 | . | 0.0 | . | 0.0 | . | 8.9 | 1.5 | 12.9 | 1.6 | 5.6 | 1.0 | 3.3 | 0.3 | |
pinèdes | 0.2 | 0.1 | 1.7 | 0.5 | 1.5 | 0.6 | 5.6 | 1.2 | 4.1 | 1.0 | 0.6 | 0.4 | 1.7 | 0.2 | |
forêts pionnières | 0.0 | . | 0.5 | 0.3 | 1.1 | 0.5 | 4.9 | 1.1 | 3.9 | 0.9 | 9.5 | 1.3 | 2.4 | 0.3 | |
forêts buissonnantes* | 0.1 | 0.1 | 2.2 | 0.6 | 2.8 | 0.8 | 3.5 | 1.0 | 2.1 | 0.7 | 3.5 | 0.8 | 1.8 | 0.2 | |
hors forêt* | 2.5 | 0.5 | 6.2 | 1.0 | 3.5 | 1.0 | 4.9 | 1.2 | 2.3 | 0.7 | 4.5 | 1.0 | 3.8 | 0.3 | |
total | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . |
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. 1292451. Birmensdorf, Swiss Federal Research Institute WSL