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Old 02-13-2005, 09:34 PM   #9 (permalink)
gregwatson
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Quote:
Originally Posted by aviel
What levels are u talking about? Hobbyists her dose 0.1-0.3 ppm per day and sometimes more with no algae issues. How are you sure that this is your problem?

Aviel makes very good observations ... for example, I routinely dose Iron at a level of 1.0 ppm and higher ...

Greg
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