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>Date: Tue, 14 Sep 1999 13:59:01 -0700
>From: Robert H <robertph at best_com>
>the only one that contained a significant proportion of viable bacteria<<
>It would appear then that Hovanecs studies do suggest that the "Cycle"
>product is effective to some degree, and at the least isnt such a cut and
>dry issue as some would so quickly suggest.
Although some commercially available products may be effective (to some
degree), it's hard to imagine them being cost effective compared to gravel
or water from an established tank. If you can get a cup or two of gravel
from an established tank to use as filter media in your new tank you'll be
YMMV, IMO, etc.