# Billede:Aquarium-NitrogenCycle.png

### Fra Wikipedia, den frie encyklopædi

- Billede
- Billedhistorik
- Billedehenvisninger

Download en version i høj opløsning (2388x1541, 760 KB)

| Denne fil er fra Wikimedia Commons, en samling af åbent indhold som Wikimedia Foundation er vært for. Beskrivelsen fra siden med beskrivelse af billedet er vist nedenfor.

## [edit] Summary

Aquarium cycles

This is a mulitlingual version. You can add descriptions in your own language here:

English

Nitrogen Cycle

- 1. Addition of food and nutrients
- 2. Production of Urea and Ammonia by Fish
- 3. Ammonia is converted to Nitrites by beneficial Nitrosomonas bacteria
- 4. Nitrites are converted to Nitrates by beneficial Nitrospira bacteria
  - Less toxic Nitrates are removed by plants and periodic water changes.
- 5. Evaporation
- 6. Light
- Oxygen Cycle
- 8. CO2 produced by Fish
- 9. O2 produced by plants

## [edit] Licensing

I, the author of this work, hereby publish it under the following licenses:

| Permission is granted to copy, distribute and/or modify this document under the terms of the GNU Free Documentation License, Version 1.2 or any later version published by the Free Software Foundation; with no Invariant Sections, no Front-Cover Texts, and no Back-Cover Texts. A copy of the license is included in the section entitled "GNU Free Documentation License".

العربية | Deutsch | English | Español | Français | Italiano | 日本語 | 한국어 | Nederlands | Polski | Português | Slovenčina | Svenska | עברית +/-

| This file is licensed under Creative Commons Attribution 2.5 License

You may select the license of your choice.

test

## Billedehenvisninger

De følgende sider henviser til dette billede:

- Akvarium

Hentet fra "http://da.wikipedia.org../../../a/q/u/Billede%7EAquarium-NitrogenCycle.png_6698.html"

##### Views

- Billede
- Diskussion
- Nuværende version

##### Søg