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Re: Magnesium precipitation
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To: Aquatic-Plants at actwin_com
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Subject: Re: Magnesium precipitation
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From: psears at emr_ca (Paul Sears)
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Date: Wed, 27 Sep 1995 08:46:46 -0400 (EDT)
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In-Reply-To: <199509261903.PAA13444 at looney_actwin.com> from "Aquatic-Plants-Owner at actwin_com" at Sep 26, 95 03:03:03 pm
>
> Subject: Re: Frequency of Fe fertilization
>
>
> The use of daily supplements as opposed to weekly or biweekly is
> ok. Fe and Mg both slowly precipitate out of solution as the
> chelating agent breaks down or gets eaten by bacteria. I think it
> is also perfectly fine to use the weekly approach since the plants
> are able to store Fe and Mg in concentrations many times higher
> than their immediate requirements.
>
> Steve Pushak - spush at hcsd_hac.com - Vancouver, BC, Canada
>
What reason do you have for saying that magnesium slowly precipitates
out of solution? What does it come down as? I can't see any reason to
chelate magnesium, are you sure you don't mean manganese (Mn)?
Paul Sears, Ottawa, Canada.