The Planted Tank Forum - View Single Post - The "One-Two Punch" Whole Tank Algae Treatment
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post #112 of (permalink) Old 03-05-2013, 10:12 PM Thread Starter
Planted Tank Guru
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Oh, one more thing! Using CaNO3 instead of KNO3 removes your primary source of potassium. The potassium from KH2PO4 is much smaller, and not enough. And I don't see where you've replaced the missing potassium with something like K2SO4.
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