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Old 02/12/2018, 09:19 PM   #3
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Join Date: Dec 2006
Location: Austin, Tx
Posts: 1,870
Macro absorb nutrients in the same ratio. It is called the Redfield Ratio at 106/16/1 of carbon/nitrogen/phosphate

Laissez les bons temps rouler,
Patrick Castille

Current Tank Info: 10,000G. Greenhouse Macro Growout
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