The Planted Tank Forum - View Single Post - Questions about EI Dosing, nitrates, fish health
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Old 01-03-2013, 01:18 AM   #32
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I do not dose for GH, my levels are already high for that and for KH as I am in a very hard water area. Potassium level is usually around 5 per my calibrated test kit, but that is the reading I am getting from my previous fert dosing of KNO3 and KH2P04.
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