Evaluation of some biofilter substrates in freshwater recirculation system
The nitrifying bacteria acting on various biofilter substrates including: scoria, P.V.C., marble and zeolite were evaluated. The experiment started with manufacture of a recirculation system with 130 liter fresh water volume in 7 l.min-1 flow rate in 3 replicate for every treatment. The volume of...
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Format: | Article |
Language: | fas |
Published: |
Iranian Fisheries Research Organization
2012-01-01
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Series: | Majallah-i ̒Ilmī-i Shīlāt-i Īrān |
Subjects: | |
Online Access: | http://isfj.areo.ir/article_110078_en.html |