Aquaponics Digest - Thu 12/30/99

Message   1: Re: Expanded clay
             from Raul Vergueiro Martins 

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Subject: Re: Expanded clay
From:    Raul Vergueiro Martins 
Date:    Wed, 29 Dec 1999 18:20:08 +1300

Mark Brotman wrote:

> CropKing uses the expanded clay in the aquaponic beds with excellent
> results.  The pebbles are well rounded and have better capillary properties
> than gravel due to the porous texture, thus delivering better flow to roots.
> It is also lighter than gravel per unit of volume.  Drawback is that it is
> more expensive than gravel, and for aquaponics, the inert nature won't help
> the plants micronutrients or buffer the pH at all.  That all said, we prefer
> it for it's mechanical advantages head and shoulders above other media.
>
> Mark at CropKing
>
> Raul Vergueiro Martins wrote:
>
> > Vik Olliver wrote:
> >
> > > Raul Vergueiro Martins wrote:
> > > > Anybody in the list had experience with expanded clay instead of pea
> > > > gravel in the Speraneo System?
> > >
> > > I've used it as a support medium for NFT hydroponics and small agregate
> > > tubs - I'm happy to share my findings with you if you like. I've not
> > > used the Speraneo System though.
> > >
> > > Vik :v)
> > > --
> > > A member of The Olliver Family http://olliver.penguinpowered.com
> >
> >  Hello Vick:
> >
> > Merry Christmas.
> > Thanks to your answer.
> > Would like to know your results about expanded clay in aquaponics.
> > Looking in hearing from you briefly,
> >
> > Raul Vergueiro Martins
> > rvm@sti.com.br
>
> --
> Mark J. Brotman
> Aquaculturist
> CropKing
> 5050 Greenwich Rd.
> Seville, OH  44273
> Tel: 330/769-2002, Fax: 330/769-2616
> Email: mbrotman@cropking.com
> On the web at http://www.cropking.com
>
>   ------------------------------------------------------------------------
>
>   Mark Brotman 
>   Aquaculturist
>   [Image] CropKing.com
>
>   Mark Brotman
>   Aquaculturist         
>   [Image] CropKing.com
>
>   CropKing.com          Work: 330-769-2002, ext. 113
>   5050 Greenwich Rd.    Fax: 330-769-2616
>   Seville               Netscape Conference Address
>   OH                    Netscape Conference DLS Server
>   44273
>   USA
>   Additional Information:
>   Last Name     Brotman
>   First Name    Mark
>   Version       2.1

Hello Mark:

Thanks for your information about expanded clay.

Raul Vergueiro Martins
rvm@sti.com.br