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Re: NFC: Algae control

>I have are the Black Brush (BBA) and  minor growth of some  filamentous,
>green stuff.

Seems like someone said that black stuff is promoted by Phosphorus.  Matt,
you out there?  I can't remember.  Maybe check with Matt Mason,
mason.163 at osu_edu

Mark Binkley
Columbus Ohio USA          <))><
mbinkley at earthling_net