 |
| |||
| total amount; total amount of ozone; total ozone; total ozone amount | |||
|
quantite totale : 23 phrases, 8 sujets |
| Bioénergie | 4 |
| Échange international | 1 |
| Environnement | 6 |
| Finances | 2 |
| Hydrologie | 2 |
| Informatique | 5 |
| Pisciculture pisciculture | 1 |
| Sciences de la vie | 2 |