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nafex - Re: [NAFEX] Sand as a source of silicon

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  • From: "K Q" <kumquat@operamail.com>
  • To: nafex@lists.ibiblio.org
  • Subject: Re: [NAFEX] Sand as a source of silicon
  • Date: Thu, 03 May 2007 07:26:33 -0800

>From a web based MATERIAL SAFETY DATA SHEET:

Solubility in water: Very slightly soluble. Solubility limit approximately
120 ppm at pH levels below 10.

Do they mean solubility of the whole molecule, or as ions? In one case it
still would not be available to a plant root hair.


> Date: Wed, 02 May 2007 09:03:59 -0500
> From: Lucky Pittman <lucky.pittman@murraystate.edu>
> Subject: Re: [NAFEX] Fwd: Tip for Greenhouse Growers: Add Silicon
> To: North American Fruit Explorers <nafex@lists.ibiblio.org>
> Message-ID: <7.0.0.16.1.20070502090202.01c40b28@murraystate.edu>
> Content-Type: text/plain; charset="us-ascii"; format=flowed
>
> At 08:50 AM 5/2/2007, you wrote:
> > Anyone know of an organic source of silicon? I know biodynamic
> > gardeners use equisetum for a source of silicon. Anything else?
>
> How about....SAND.
> It's not organic, since it's not a carbon-based molecule, but it is
> 'natural'. SiO2.


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  • Re: [NAFEX] Sand as a source of silicon, K Q, 05/03/2007

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