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Old 05-05-2011, 12:48 AM
ScubaSteve ScubaSteve is offline
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Quote:
Originally Posted by therealshark View Post
What is the VSV?
Vodka, sugar, vinegar. Helps prevent bacterial monocultures that arise out of carbon dosing. The theory goes that certain bacterial strains utilize different carbon sources. If You dose only one carbon source (like biopellets) then the bacterial strain that specializes or is more dominant in utilizing that source dominates and a monoculture arises. By adding fresh bacteria regularly and dosing multiple carbon sources you avoid this issue. By preventing monocultures you, in theory, won't need to dose bacteria (such as zeobak or MB7) as regularly to keep bacterial biodiversity.
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