Betekenis van:
aeration

Voorbeeldzinnen

1. De-aeration apparatus
2. C = porous aeration vessel;
3. Aeration or oxygenation using gaseous oxygen
4. Where necessary supplementary aeration of water should be provided.
5. Where necessary, supplementary aeration of tank water shall be provided.
6. At high temperatures it may be necessary to provide supplementary aeration of enclosure water.
7. Care is needed to ensure that aeration does not cause injury to the animals.
8. The water sample should be kept at 4 °C with aeration until use.
9. Adequate alarm systems are recommended if circulation systems are used and/or aeration is required.
10. the risk to operators and the risk to workers, such as when re-entering a fumigated structure after aeration.
11. Adequate alarm systems should be provided if water circulation systems are used and/or aeration is required.
12. Oxygen concentration shall be appropriate to the species and to the context in which the fish are held. Where necessary, supplementary aeration of tank water shall be provided.
13. The sediment sample should be suspended in the test water at a ratio of 1:10 and kept at 4 °C with aeration until use.
14. Incubate for 72 hours at 27 to 30 °C in shaking culture or static culture with caps loosely- fitted to permit aeration.
15. Aeration is permitted to ensure animal welfare and health, under the condition that mechanical aerators are preferably powered by renewable energy sources.