Re: [AGA-Member] Possibilities of Sozo Haishoku

["S. Hieber" <shieber@yahoo.com>]

Yes, let'snot confuse technique and  method with scientific
priciples.

Soil-underlayment tanks have reportedly worn out, according
to several of those that use such set-ups. I the Substrate
is the source of nutrition and it is not replenished, its
performance can deteriorate. I doubt that a
perfectionist/artist like Amano would tolerate much
deterioration.

sh

--- Cheryl Rogers <cheryl@wilstream.com> wrote:

> Maybe it's just that their strategy is different. They
> *want* to break 
> down and start over. They *like* it. Longevity of an
> aquascape isn't 
> necessarily valued.
> 
> Cheryl
> 
> 
> 
> Livay Aviel-R51374 wrote:
> > So sounds like their strategy is to provide us with a
> very nutritious substrate that runs out after a year or
> two 
> > and if we adhere to the lean water column doctrine then
> it is then that we need to buy some more substrate... 
> > 
> > So not only that this substrate is very expensive but
> also we spend all of those $$$ for something that runs 
> > out after 2 years?
> > 
> > Aviel.
> > 
> > -----Original Message-----
> > From: aga-member-bounces@thekrib.com
> [mailto:aga-member-bounces@thekrib.com] On Behalf Of
> Tomoko Schum
> > Sent: Tuesday, July 12, 2005 8:52 PM
> > To: Aquatic Gardeners Association Member Chat
> > Subject: Re: [AGA-Member] Possibilities of Sozo
> Haishoku 
> > 
> > 
> > 
> >>>But one thing that he said is "news" for me - He said
> > 
> > that there's a time limit for an aquarium and at some
> point
> > one has to replace the substrate and "renew" the tank.
> I thought that a reasonable substrate runs out of
> nutrients (except iron) in about a year or so however it
> should still absorb some nutrients from the water and my
> impression was that water column is the king as far as
> fertilization so no need to care so much about substrate
> anyway.<<
> > 
> > When it comes to fertilization, ADA's method is quite
> > different from the popular approach among AGA members. 
> You might have noticed from the data sections in their
> articles that ADA keeps the water column very lean.
> > 
> > Tomoko
> > 
> > 
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