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 | entière | |||||||||
| classe de diamètre(DHP) | essence principale | n/ha | ± % | n/ha | ± % | n/ha | ± % | n/ha | ± % | n/ha | ± % | n/ha | ± % | n/ha | ± % |
| 12,0 à 15,9 cm | épicéa | 24 | 9 | 39 | 9 | 27 | 11 | 35 | 12 | 55 | 9 | 15 | 15 | 31 | 4 |
| sapin | 14 | 9 | 16 | 12 | 11 | 17 | 3 | 35 | 1 | 66 | 2 | 33 | 10 | 6 | |
| pin | 1 | 55 | 1 | 59 | 1 | 65 | 10 | 31 | 8 | 26 | 0 | 100 | 2 | 17 | |
| mélèze | 1 | 79 | 1 | 51 | 1 | 55 | 11 | 17 | 6 | 21 | 10 | 20 | 4 | 12 | |
| arole | . | . | . | . | . | . | 2 | 42 | 3 | 31 | 0 | 100 | 1 | 24 | |
| autres résineux | 2 | 29 | 1 | 58 | 1 | 60 | 1 | 61 | 3 | 36 | . | . | 1 | 19 | |
| hêtre | 22 | 6 | 14 | 13 | 18 | 15 | 5 | 32 | 2 | 36 | 21 | 15 | 16 | 5 | |
| érable | 7 | 12 | 8 | 18 | 6 | 24 | 6 | 26 | 2 | 40 | 3 | 39 | 6 | 9 | |
| frêne | 6 | 14 | 4 | 25 | 5 | 24 | 2 | 33 | 2 | 43 | 5 | 26 | 5 | 9 | |
| chêne | 2 | 40 | 0 | 66 | 0 | 58 | 5 | 37 | . | . | 3 | 33 | 2 | 22 | |
| châtaignier | 0 | 100 | . | . | . | . | 1 | 100 | . | . | 19 | 22 | 2 | 22 | |
| autres feuillus | 10 | 10 | 13 | 15 | 14 | 20 | 20 | 16 | 15 | 23 | 39 | 13 | 16 | 6 | |
| total | 87 | 4 | 98 | 5 | 86 | 7 | 99 | 7 | 96 | 7 | 118 | 7 | 95 | 2 | |
| 16,0 à 23,9 cm | épicéa | 30 | 8 | 51 | 8 | 53 | 10 | 48 | 12 | 68 | 8 | 20 | 15 | 41 | 4 |
| sapin | 18 | 9 | 19 | 11 | 12 | 17 | 3 | 29 | 2 | 35 | 3 | 34 | 12 | 6 | |
| pin | 1 | 40 | 1 | 67 | 2 | 56 | 20 | 24 | 11 | 25 | 0 | 100 | 4 | 15 | |
| mélèze | 1 | 41 | 1 | 45 | 1 | 54 | 21 | 15 | 7 | 22 | 14 | 18 | 5 | 9 | |
| arole | . | . | . | . | . | . | 5 | 26 | 7 | 24 | 0 | 100 | 1 | 18 | |
| autres résineux | 1 | 24 | 1 | 85 | 1 | 41 | 1 | 60 | 1 | 40 | . | . | 1 | 18 | |
| hêtre | 29 | 6 | 22 | 12 | 25 | 13 | 7 | 31 | 3 | 33 | 31 | 15 | 22 | 5 | |
| érable | 10 | 11 | 11 | 15 | 10 | 18 | 5 | 27 | 1 | 40 | 4 | 32 | 8 | 7 | |
| frêne | 6 | 13 | 4 | 20 | 10 | 21 | 5 | 36 | 3 | 47 | 5 | 30 | 6 | 9 | |
| chêne | 3 | 24 | 1 | 48 | 0 | 100 | 3 | 37 | 0 | 100 | 5 | 34 | 2 | 17 | |
| châtaignier | . | . | . | . | . | . | 1 | 100 | . | . | 32 | 18 | 4 | 17 | |
| autres feuillus | 9 | 11 | 9 | 17 | 14 | 21 | 19 | 17 | 17 | 25 | 42 | 12 | 15 | 7 | |
| total | 107 | 4 | 120 | 5 | 127 | 6 | 138 | 6 | 120 | 6 | 156 | 6 | 122 | 2 | |
| 24,0 à 35,9 cm | épicéa | 27 | 8 | 57 | 8 | 53 | 10 | 42 | 11 | 58 | 8 | 20 | 14 | 40 | 4 |
| sapin | 14 | 9 | 17 | 12 | 11 | 16 | 3 | 33 | 1 | 47 | 2 | 37 | 10 | 6 | |
| pin | 3 | 21 | 2 | 73 | 2 | 49 | 13 | 21 | 8 | 25 | 1 | 66 | 4 | 13 | |
| mélèze | 1 | 37 | 1 | 50 | 0 | 74 | 18 | 14 | 9 | 17 | 16 | 15 | 5 | 8 | |
| arole | . | . | . | . | . | . | 5 | 29 | 8 | 22 | . | . | 1 | 18 | |
| autres résineux | 1 | 30 | 0 | 79 | 0 | 100 | 0 | . | 0 | 100 | . | . | 0 | 27 | |
| hêtre | 30 | 6 | 19 | 11 | 24 | 12 | 6 | 31 | 4 | 30 | 21 | 15 | 21 | 5 | |
| érable | 7 | 10 | 10 | 15 | 13 | 16 | 2 | 37 | 1 | 35 | 1 | 37 | 6 | 7 | |
| frêne | 6 | 12 | 6 | 23 | 10 | 18 | 4 | 53 | 1 | 57 | 2 | 37 | 5 | 9 | |
| chêne | 4 | 17 | 1 | 54 | 0 | 100 | 1 | 46 | 0 | 100 | 5 | 25 | 2 | 13 | |
| châtaignier | . | . | . | . | . | . | 1 | 71 | 0 | 100 | 20 | 17 | 3 | 16 | |
| autres feuillus | 5 | 12 | 3 | 25 | 5 | 22 | 5 | 24 | 3 | 33 | 22 | 14 | 6 | 8 | |
| total | 97 | 3 | 115 | 5 | 119 | 6 | 99 | 6 | 92 | 6 | 110 | 5 | 104 | 2 | |
| 36,0 à 51,9 cm | épicéa | 20 | 6 | 44 | 6 | 42 | 8 | 27 | 10 | 43 | 7 | 16 | 13 | 30 | 3 |
| sapin | 12 | 7 | 11 | 9 | 12 | 12 | 3 | 33 | 1 | 30 | 2 | 27 | 8 | 5 | |
| pin | 4 | 12 | 1 | 47 | 1 | 37 | 5 | 22 | 4 | 21 | 0 | 46 | 3 | 9 | |
| mélèze | 0 | 27 | 0 | 55 | 1 | 53 | 16 | 13 | 10 | 13 | 9 | 14 | 4 | 7 | |
| arole | . | . | 0 | 100 | . | . | 2 | 28 | 3 | 22 | . | . | 1 | 17 | |
| autres résineux | 0 | 37 | 0 | 100 | . | . | . | . | . | . | 0 | 100 | 0 | 35 | |
| hêtre | 22 | 5 | 12 | 12 | 18 | 11 | 1 | 47 | 3 | 31 | 7 | 15 | 14 | 4 | |
| érable | 3 | 10 | 3 | 17 | 5 | 14 | 1 | 56 | 0 | 55 | 0 | 47 | 2 | 7 | |
| frêne | 5 | 11 | 2 | 22 | 5 | 18 | 1 | 68 | 0 | 50 | 1 | 38 | 3 | 9 | |
| chêne | 3 | 13 | 0 | 42 | 0 | 49 | 0 | 62 | 0 | 72 | 2 | 29 | 1 | 11 | |
| châtaignier | 0 | 100 | 0 | 100 | . | . | 0 | 71 | 0 | 100 | 6 | 18 | 1 | 18 | |
| autres feuillus | 2 | 15 | 1 | 28 | 1 | 33 | 2 | 33 | 1 | 34 | 5 | 15 | 2 | 9 | |
| total | 72 | 3 | 75 | 4 | 83 | 5 | 57 | 6 | 66 | 5 | 48 | 6 | 68 | 2 | |
| >= 52,0 cm | épicéa | 10 | 6 | 24 | 7 | 27 | 8 | 13 | 13 | 18 | 9 | 10 | 13 | 16 | 3 |
| sapin | 8 | 8 | 9 | 10 | 7 | 14 | 1 | 36 | 1 | 29 | 1 | 28 | 5 | 5 | |
| pin | 1 | 16 | 0 | 56 | 0 | 58 | 1 | 50 | 2 | 24 | 0 | 74 | 1 | 12 | |
| mélèze | 0 | 28 | 0 | 50 | 0 | 42 | 12 | 12 | 7 | 14 | 5 | 14 | 3 | 7 | |
| arole | . | . | . | . | . | . | 1 | 33 | 1 | 29 | . | . | 0 | 22 | |
| autres résineux | 0 | 41 | 0 | 100 | . | . | . | . | . | . | 0 | 100 | 0 | 39 | |
| hêtre | 8 | 7 | 4 | 15 | 6 | 15 | 1 | 51 | 1 | 39 | 3 | 17 | 5 | 5 | |
| érable | 0 | 21 | 0 | 31 | 1 | 29 | . | . | 0 | 61 | 0 | 100 | 0 | 14 | |
| frêne | 2 | 14 | 0 | 40 | 1 | 32 | 0 | 100 | 0 | 100 | 0 | 72 | 1 | 12 | |
| chêne | 1 | 17 | . | . | 0 | 58 | 0 | 100 | 0 | 79 | 0 | 60 | 1 | 16 | |
| châtaignier | . | . | . | . | . | . | 0 | 70 | 0 | 100 | 3 | 21 | 0 | 20 | |
| autres feuillus | 1 | 27 | 1 | 53 | 1 | 43 | 0 | 58 | 0 | 71 | 0 | 38 | 0 | 20 | |
| total | 32 | 3 | 39 | 5 | 43 | 6 | 29 | 8 | 30 | 6 | 23 | 7 | 33 | 2 | |
| total | épicéa | 111 | 5 | 217 | 5 | 202 | 6 | 165 | 9 | 242 | 6 | 80 | 10 | 157 | 3 |
| sapin | 65 | 6 | 72 | 8 | 51 | 11 | 12 | 25 | 6 | 27 | 10 | 26 | 46 | 4 | |
| pin | 9 | 13 | 5 | 51 | 6 | 40 | 48 | 20 | 32 | 18 | 2 | 64 | 14 | 10 | |
| mélèze | 3 | 30 | 3 | 34 | 4 | 43 | 79 | 10 | 37 | 11 | 54 | 12 | 21 | 6 | |
| arole | . | . | 0 | 100 | . | . | 15 | 22 | 22 | 19 | 0 | 100 | 4 | 14 | |
| autres résineux | 4 | 18 | 1 | 69 | 2 | 40 | 1 | 53 | 5 | 34 | 0 | 100 | 3 | 15 | |
| hêtre | 111 | 4 | 71 | 9 | 91 | 9 | 21 | 27 | 12 | 24 | 83 | 13 | 78 | 3 | |
| érable | 28 | 7 | 32 | 12 | 35 | 12 | 13 | 22 | 5 | 30 | 8 | 29 | 23 | 5 | |
| frêne | 25 | 8 | 16 | 16 | 31 | 15 | 12 | 31 | 6 | 42 | 14 | 25 | 19 | 6 | |
| chêne | 14 | 14 | 2 | 37 | 1 | 35 | 10 | 31 | 1 | 73 | 15 | 24 | 8 | 11 | |
| châtaignier | 0 | 77 | 0 | 100 | . | . | 3 | 76 | 0 | 100 | 80 | 14 | 10 | 14 | |
| autres feuillus | 26 | 8 | 27 | 13 | 35 | 17 | 45 | 14 | 36 | 21 | 109 | 10 | 40 | 5 | |
| total | 395 | 2 | 447 | 3 | 458 | 4 | 423 | 4 | 404 | 4 | 455 | 4 | 423 | 1 | |
Résultat de la recherche: 1 inscription 1 page