by John Smith <assemblywizard@[EMAIL PROTECTED]
>
Jul 5, 2008 at 08:22 AM
Gerardus wrote:
> 7.88 ppm ?
>
>
> Gerardus
This is not that much help; but, if we knew the average ratio of calcium
to magnesium in plant tissue, perhaps this would be a guide of the ppm
Mg to maintain in relation to ppm of Ca ...
Regards,
JS
