Quote:
Originally Posted by speedstar
If you want to increase Nitrates to pull out PO4, I would remove the macro algae so it doesn't take up instantly the No3. Then start the vodka method to pull both the nitrate and Phosphate out together in ratio.
hope that made sense
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Does not make sense!
When phytoplankton grows it absorbs C/N/P in the ratio of 116/16/1.
When macro grows, it absorbs C/N/P in the ratio of 560/30/1. So, when macro absorbs ammonia it also must absorb phosphate and carbon in those ratios.