Re: PPM Calculations
Vince,
Ask Mike Golat.
Meanwhile, izzint it about time for everyone to tell what they're planting
this year?
Thanks!
Kathie
--
----------
>From: vince <anaid_tecuod@yahoo.com>
>To: pumpkins@hort.net
>Subject: PPM Calculations
>Date: Thu, Apr 28, 2005, 9:18 AM
>
> Ok, I've seen the posts on how to do this but I need a
> simplified version. Here's my question. My soil test says that
> I have 20 ppm nitrogen. I want to bump it to 60 ppm. How many
> pounds of 21% nitrogen fertilizer do I put per 100 square feet
> to add 40 ppm of n to my soil???
>
> This is a test of your math agility.
>
> Now can you give me a single equation to solve this generally
> in the form of
>
> (Number of ppm of amendment you want to add)
> Times
> (Strength of Ferilizer in Percent}
> Times
> (Conversion Factor)
>
> Equals
> = Number of pounds fertilizer/100Sq ft.
>
> This is really testing those brain cells.....
>
> vince
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>
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