Low numbers are acid, high numbers alkaline. 7.0
is distilled water. Each unit is a power of ten
difference.
See:
http://www.agnr.umd.edu/users/agron/nutrient/Factshee/Lime/pHscale1.html
Tom - N1MM
-----Original Message-----
From: Bob Wanderer <aa0cy@nwrain.com>
To: 'Barry Kutner' <w2up@itw.com>
Cc: 'Tower Reflector' <towertalk@contesting.com>
To: <towertalk@contesting.com>
Date: Saturday, June 20, 1998 11:18 PM
Subject: RE: [TowerTalk] Aluminum in the ground
>
>No, they don't contradict each other, I just wasn't clear.
>Let's start over.
>
>1. If your soil is acidic, you want to go with
aluminum/tinned/galvanized.
>2. If your soil is neutral or alkaline, you want to go with copper.
>3. The more acidic or alkaline your soil is (w/respect to a pH=7 or
neutral),
>the quicker the material will be zapped.
>
>If I remember correctly ph=7 is neutral, numbers
>below 7 (6~0) is alkaline, and
>numbers above 7 (8~14) means
>acidic [the absolute numbers are,
>I believe, correct, but I
>may have which is acidic and
>which is alkaline {or base} reversed]. So if your
>soil pH is 5 or 6, the copper will last much
>longer than if the pH was 1 or 0. Ditto
>for the acid side. The crux of the issue
>is that you don't want to use copper if the
>pH=8; aluminum/tinned/galvanized will last
> far longer than copper in that
>environment.
>
>Make sense now?
>
>73,
>Bob AA0CY
>
>
>----------
>From: Barry Kutner[SMTP:w2up@itw.com]
>Sent: Saturday, June 20, 1998 4:07 AM
>To: Bob Wanderer
>Subject: RE: [TowerTalk] Aluminum in the ground
>
>On 19 Jun 98, Bob Wanderer <aa0cy@nwrain.com> wrote:
>
>
>>
>> Well, the more acid it is the quicker the
>> aluminum/tinned/galvanized will be zapped;
>> ditto the copper in alkaline soil. Howewver, yes,
>> if your soil is acidic go with aluminum tinned or
>> galvanized material and if your soil is neutral or
>> alkaline (base) go with copper based amterial.
>>
>Bob - Pse reread your note. I think your two statements contradict
>each other. Tnx/Barry
>--
>Barry Kutner, W2UP Internet: w2up@itw.com
>Newtown, PA FRC alternate: barry@w2up.wells.com
>
>
>
>--
>FAQ on WWW: http://www.contesting.com/towertalkfaq.html
>Submissions: towertalk@contesting.com
>Administrative requests: towertalk-REQUEST@contesting.com
>Problems: owner-towertalk@contesting.com
>Search: http://www.contesting.com/km9p/search.htm
>
--
FAQ on WWW: http://www.contesting.com/towertalkfaq.html
Submissions: towertalk@contesting.com
Administrative requests: towertalk-REQUEST@contesting.com
Problems: owner-towertalk@contesting.com
Search: http://www.contesting.com/km9p/search.htm
|