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Re: Re: seedling mulch

Acid rain will leach certain chemicals out of things like oyster shells,
even various rock ores. Neutral pH rain wouldn't trigger that reaction.

Pam Evans
Kemp, TX
zone 8A
----- Original Message -----
From: Marge Talt
Sent: 8/8/2004 12:27:14 AM
To: gardenchat@hort.net
Subject: Re: [CHAT] seedling mulch

> Let's try this one more time - for some reason my reply arrived in my
> inbox truncated.....
> ----------
> > From: Marge Talt <mtalt@hort.net>
> > > From: Kitty <kmrsy@comcast.net>
> > > Could you explain?  If acid rain is acidic (low pH) why would it
> > cause
> > > oyster shells (pH unknown) to RAISE the pH?
> > calcite..think that's the word.  Chemical reaction.
> This should have said:  The acid releases calcite - think that's the
> word. Chemical reaction.
> Hope that makes marginally more sense:-)
> Marge Talt, zone 7 Maryland
> mtalt@hort.net
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