dvitpol155 wrote: 其實NO3係咪對鱼無損?唔可以講無損,只可以講較低.一樣有上限指標 新開缸須要用嗎?用乜?除紅苔劑?無紅苔用黎做乜?有都唔洗用 我個缸開左兩個月,近期破近啡台,有殺菌燈都無用! 應如何處個理?開缸兩個月爆啡苔可能都係正常...N-cycle完成未?
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