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What do your experts think about use of the “Redfield ratio” as a metric to guide water chemistry for the control of algae?

April 26, 2017algae Chemistry CONTROL experts guide metric think water

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What do your experts think about use of the “Redfield ratio” as a metric to guide water chemistry for the control of algae?

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I have a 110 gal planted freshwater tank that’s been up and running for 9 months. I use RO water to replace evaporation and to keep GH and KH where I want them. I inject CO2 to control pH and nourish plants. I rarely change water, but I have zero measurable ammonia, nitrate or nitrite. I have never tested for phosphates. Plants and livestock are doing well. I do have to work to keep algae under control. I’ve reduced lighting — which helped. I still get hair algae which I remove manually as best I can; what I think is black algae which grows in clumps and seems to like my bogwood; and the uniform short green “fur” that grows on flat surfaces under direct light. What I’ve read about Redfield ratio seems to make sense. I haven’t seen any specific guidelines for how to keep the nitrate: phosphate ratio at 16:1 whi