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Chapter topics:
- Ökosüsteemid on terviklikud
- 1. Sissejuhatus
- 2. Ökosüsteemi põhikomponendid
- 3. Toiduahelad ja toiduvõrgud
- 4. Ökoloogiline tasakaal ja terviklikkus
- 5. Kokkuvõte
- Lisamaterjal
- Tunni kirjeldus ja kodutöö
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