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From The Aquarium Wiki

Contents 1 Poor Man's Dosing Drops 2 Reference 3 Links 3.1 PMDD supplies in the UK 3.2 PMDD supplies in Canada 3.3 PMDD Supplies in the USA 3.4 Dosage Calculator

[edit] Poor Man's Dosing Drops

A Plant Fertilizer Recipe for the Control of Algae in Planted Aquaria:
by Conlin and Sears

• 1 Tbsp (~9g) Chelated Trace Element Mix (7% Fe, 1.3% B, 2% Mn, 0.06% Mo, 0.4% Zn, 0.1% Cu, EDTA, DTPA)
• 2 Tsp (~14g) K2SO4 (Potassium sulphate)
• 1 Tsp (~6g) KNO3 (Potassium nitrate)
• 2.5 Tbsp (~33g) MgSO4.7H2O (fully hydrated magnesium sulphate, aka epsom salts; omit if already present in trace element mix)
• 300ml distilled/de-ionized or RO H2O water
• 0.5ml 9Molar (HCl) Hydrogen chloride (optional). See Molar solution.

[edit] Reference

• The Krib - How PMDD came about

• Practical PMDD Information (Sources and Doses)

[edit] Links

• See article Plant nutrients.

[edit] PMDD supplies in the UK

• Aqua Essentials
• Garden Direct
• Fluidsensor online

[edit] PMDD supplies in Canada

• Hydroponics

[edit] PMDD Supplies in the USA

• Aquarium Fertilizer
• PlantGuild Chemicals
• Rex Ferts

[edit] Dosage Calculator

• Chucks Planted Aquarium Calculator