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Water Management
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05-28-2006, 09:16 AM
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Jufri
NAC 054
Join Date: Sep 2005
Location: Jpn
Posts: 796
Re: Water Management
menurut yang saya pernah dengar,ph 7-8 bagus kok buat RTG.
kalo dah 3-4 bulanan filter makin matang ph turun dikit dikit juga
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