[NAFEX] Manganese in Greensand
ernestplutko at wiktel.com
Tue Jun 23 12:23:55 EDT 2009
Use manure or ground fish guts. Soil chemistry is complex.
---- Original Message ----
From: jimfruth at charter.net
To: nafex at lists.ibiblio.org
Subject: RE: [NAFEX] Manganese in Greensand
Date: Tue, 23 Jun 2009 09:56:03 -0500
>Mathew Waehner asked, "It seems that a lot of people use greensand
>effects. Any documentation, beyond your own soil tests?"
> My information mainly comes from what my soils people tell me when
>in a soil sample from my raspberry beds. I've got raspberry plants
>exhibit the chlorosis normally seen in plants that were sprayed with
>Up. Some time in the past, greensand was broadcast in that area. I
>normally would not expect manganese to be a problem until the pH
>5 but some other, unknown, mechanism seems to be at play. Removing
>spent canes away from that area is slowly lowering the incidence of
> I'm glad you asked the question because, after checking online,
>appears there are two compounds called "greensand", greensand and
>greensand. The person who broadcast "greensand" here bought his
>from a water filtration business, a company that uses manganese
>Checking my Handbook of Chemistry, I learned that the other greensand
>not contain manganese. So it is me that was confused and if you
>asked the question, I'd still be confused.
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