How to make aquarium plant fertiliser using (EI) Estimative Index Salts

  Planted Tank UK
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This guide is to help those of you who have never used Estimative Index Salts see how you mix the solution and to show how easy it is to switch to EI dosing. My Macro Mixture: 500ml cooled boiled water 6tsp Potassium Nitrate 2tsp Potassium Phosphate 12t

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How to make aquarium plant fertiliser using (EI) Estimative Index Salts
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