Recherche dans d'anciens sets de données
Résultat de la recherche: 1 inscription 1 page
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 | |||||||||
Surface de la plus grande trouée d'après la photo aérienne (5 classes) | étage de végétation (forêt) | % | ± | % | ± | % | ± | % | ± | % | ± | % | ± | % | ± |
pas de trouée (< 100 m2) | subalpin supérieur | 0.0 | . | 0.0 | . | 0.3 | 0.3 | 0.5 | 0.4 | 1.2 | 0.5 | 0.3 | 0.2 | 0.4 | 0.1 |
subalpin inférieur | 0.0 | . | 3.7 | 0.8 | 2.6 | 0.8 | 1.9 | 0.7 | 3.0 | 0.9 | 2.1 | 0.6 | 2.4 | 0.3 | |
montagnard supérieur | 5.9 | 1.4 | 9.7 | 1.3 | 11.5 | 1.7 | 6.1 | 1.2 | 4.8 | 1.1 | 9.3 | 1.2 | 8.1 | 0.5 | |
montagnard inférieur | 17.9 | 2.2 | 7.4 | 1.1 | 8.9 | 1.5 | 3.2 | 0.9 | 2.4 | 0.8 | 7.3 | 1.1 | 7.3 | 0.5 | |
collinéen/submontagnard | 15.8 | 2.1 | 3.3 | 0.8 | 4.7 | 1.1 | 3.2 | 0.9 | 1.7 | 0.6 | 13.3 | 1.3 | 6.9 | 0.5 | |
total | 39.6 | 2.9 | 24.1 | 1.9 | 27.9 | 2.4 | 15.0 | 1.8 | 13.2 | 1.7 | 32.3 | 1.9 | 25.2 | 0.8 | |
petite trouée (100 à 500 m2) | subalpin supérieur | 0.0 | . | 0.6 | 0.3 | 0.3 | 0.3 | 4.5 | 1.0 | 2.7 | 0.8 | 2.6 | 0.6 | 1.9 | 0.3 |
subalpin inférieur | 1.1 | 0.6 | 8.2 | 1.2 | 4.8 | 1.1 | 11.6 | 1.6 | 10.5 | 1.5 | 4.8 | 0.9 | 7.0 | 0.5 | |
montagnard supérieur | 5.3 | 1.3 | 16.4 | 1.6 | 15.5 | 1.9 | 9.5 | 1.4 | 8.1 | 1.4 | 10.3 | 1.2 | 11.3 | 0.6 | |
montagnard inférieur | 17.1 | 2.2 | 8.3 | 1.2 | 10.9 | 1.6 | 4.8 | 1.0 | 3.5 | 0.9 | 6.4 | 1.0 | 7.9 | 0.5 | |
collinéen/submontagnard | 15.9 | 2.1 | 1.8 | 0.6 | 3.7 | 1.0 | 3.2 | 0.9 | 0.5 | 0.4 | 9.4 | 1.2 | 5.4 | 0.4 | |
total | 39.4 | 2.8 | 35.2 | 2.1 | 35.2 | 2.5 | 33.7 | 2.3 | 25.3 | 2.2 | 33.5 | 1.9 | 33.5 | 0.9 | |
trouée moyenne (500 à 1'000 m2) | subalpin supérieur | 0.0 | . | 0.4 | 0.3 | 0.0 | . | 5.0 | 1.1 | 4.6 | 1.0 | 2.0 | 0.6 | 2.0 | 0.3 |
subalpin inférieur | 0.4 | 0.4 | 8.0 | 1.1 | 3.6 | 1.0 | 10.1 | 1.5 | 7.7 | 1.3 | 4.1 | 0.8 | 5.9 | 0.5 | |
montagnard supérieur | 2.1 | 0.8 | 7.9 | 1.2 | 5.1 | 1.2 | 4.2 | 1.0 | 8.1 | 1.4 | 5.5 | 0.9 | 5.8 | 0.5 | |
montagnard inférieur | 5.7 | 1.3 | 2.5 | 0.7 | 4.5 | 1.1 | 0.3 | 0.3 | 2.0 | 0.7 | 1.2 | 0.5 | 2.4 | 0.3 | |
collinéen/submontagnard | 4.0 | 1.1 | 0.8 | 0.4 | 2.4 | 0.8 | 0.7 | 0.4 | 0.5 | 0.4 | 2.1 | 0.6 | 1.6 | 0.3 | |
total | 12.2 | 1.9 | 19.5 | 1.7 | 15.6 | 1.9 | 20.3 | 2.0 | 22.9 | 2.1 | 14.8 | 1.5 | 17.7 | 0.7 | |
grande trouée (1'000 à 5'000 m2) | subalpin supérieur | 0.0 | . | 0.2 | 0.2 | 0.0 | . | 5.5 | 1.1 | 7.5 | 1.3 | 2.5 | 0.6 | 2.6 | 0.3 |
subalpin inférieur | 0.0 | . | 9.2 | 1.2 | 5.9 | 1.2 | 13.9 | 1.7 | 17.0 | 1.9 | 5.4 | 0.9 | 8.8 | 0.5 | |
montagnard supérieur | 1.8 | 0.8 | 6.6 | 1.1 | 6.8 | 1.3 | 5.4 | 1.1 | 9.2 | 1.4 | 6.1 | 1.0 | 6.2 | 0.5 | |
montagnard inférieur | 2.6 | 0.9 | 2.1 | 0.6 | 6.1 | 1.3 | 2.2 | 0.7 | 1.4 | 0.6 | 2.2 | 0.6 | 2.6 | 0.3 | |
collinéen/submontagnard | 4.0 | 1.1 | 1.6 | 0.5 | 1.1 | 0.5 | 2.1 | 0.7 | 0.5 | 0.3 | 2.6 | 0.7 | 1.9 | 0.3 | |
total | 8.5 | 1.6 | 19.7 | 1.7 | 19.9 | 2.1 | 29.0 | 2.3 | 35.5 | 2.4 | 18.7 | 1.6 | 22.1 | 0.8 | |
très grande trouée (>5'000 m2) | subalpin supérieur | 0.0 | . | 0.0 | . | 0.0 | . | 0.3 | 0.3 | 0.0 | . | 0.2 | 0.2 | 0.1 | 0.1 |
subalpin inférieur | 0.0 | . | 0.7 | 0.4 | 0.6 | 0.4 | 1.5 | 0.6 | 1.3 | 0.6 | 0.2 | 0.2 | 0.7 | 0.2 | |
montagnard supérieur | 0.0 | . | 0.5 | 0.3 | 0.5 | 0.4 | 0.3 | 0.3 | 1.1 | 0.5 | 0.2 | 0.2 | 0.4 | 0.1 | |
montagnard inférieur | 0.0 | . | 0.2 | 0.2 | 0.3 | 0.3 | 0.0 | . | 0.5 | 0.4 | 0.0 | . | 0.2 | 0.1 | |
collinéen/submontagnard | 0.4 | 0.4 | 0.0 | . | 0.0 | . | 0.0 | . | 0.3 | 0.3 | 0.2 | 0.2 | 0.1 | 0.1 | |
total | 0.4 | 0.4 | 1.5 | 0.5 | 1.4 | 0.6 | 2.0 | 0.7 | 3.1 | 0.9 | 0.7 | 0.3 | 1.5 | 0.2 | |
total | subalpin supérieur | 0.0 | . | 1.1 | 0.5 | 0.6 | 0.4 | 15.8 | 1.8 | 16.0 | 1.8 | 7.5 | 1.0 | 7.0 | 0.5 |
subalpin inférieur | 1.4 | 0.7 | 29.8 | 1.9 | 17.5 | 2.0 | 39.0 | 2.3 | 39.5 | 2.4 | 16.6 | 1.5 | 24.8 | 0.8 | |
montagnard supérieur | 15.1 | 2.1 | 41.1 | 2.1 | 39.4 | 2.5 | 25.5 | 2.1 | 31.2 | 2.3 | 31.3 | 1.8 | 31.7 | 0.9 | |
montagnard inférieur | 43.4 | 2.9 | 20.6 | 1.7 | 30.7 | 2.4 | 10.5 | 1.5 | 9.8 | 1.5 | 17.1 | 1.5 | 20.5 | 0.8 | |
collinéen/submontagnard | 40.1 | 2.8 | 7.4 | 1.1 | 11.8 | 1.7 | 9.3 | 1.4 | 3.5 | 0.9 | 27.5 | 1.6 | 16.0 | 0.7 | |
total | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . |
Résultat de la recherche: 1 inscription 1 page