Re: [compost_tea] Strawberries and Salts

From: Anthony Quinlan <boofq_at_wn.com.au>
Date: Wed, 29 Oct 2003 07:47:47 +0800

Chris
my experience with interpreting organic matter test results are anything
below 3% is considered to low and for our conditions i basically halve the
result shown by the lab because half of what they are reading is OC from the
charcoal from clearfelling which is about as available as a diamond!
----- Original Message -----
From: "chris reid" <reidchris_at_earthlink.net>
To: "Compost Tea" <compost_tea_at_yahoogroups.com>
Sent: Tuesday, October 28, 2003 8:49 PM
Subject: [compost_tea] Strawberries and Salts


> Mike Harvey's post on high salt levels/low organic matter in soil was very
> interesting and useful. This is an area I haven't seen talked about much
on
> the list -- considerations on the soil condition that affect how and what
> you apply. Past conversations have touched on compaction in a quite
useful
> way -- maybe I haven't read far enough in the archives, but I haven't come
> across this discussion of salts and organic matter in soil before.
>
> Mike, if you happen to have the details, when you say high salt levels,
how
> high? And when you say low organic matter, how low? And by low organic
> matter are you referring to active or passive fraction (what I mean to say
> is new or more permanent organic matter)? Was any food put down with the
> tea prior to considering molasses, or was it straight tea?
>
> I just read a statement in an old meeting transcript (that touched on
> minerals and pest control) this weekend in which Elliot Coleman was saying
> that the "organic matter" rating or numbers on typical soil tests is
useless
> (his word) to organic farmers, because it does not refer to the fresh
> organic matter put down but the more permanently held organic matter.
>
> I am going to ask the lab that does my tests what their "organic matter"
> term means. I had been (mis)using it to indicate that there was
sufficient
> organic matter in the soil -- not necessarily so. I put down an organic
> mulch but no compost on a test that came back "medium high". Hmmm. How
far
> will my fish hydrolysate, kelp and humic acid carry that soil and tea?
>
> Chris Reid
>
>
>
>
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Received on Tue Oct 28 2003 - 19:05:47 EST

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