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#1
July 5th 08, 03:12 PM
posted to rec.aquaria.freshwater.plants
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GH = 6, Ca++ = 30 ppm, Mg = ?
7.88 ppm ?
Gerardus 
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#2
July 5th 08, 04:22 PM
posted to rec.aquaria.freshwater.plants
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GH = 6, Ca++ = 30 ppm, Mg = ?
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
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