Brew12
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My Tank Thread
The best target I can give you is 16:1 N to P. But remember this is N to P, not NO3 to PO4. I feel there is value in understanding this ratio and its role in aquatic life but I know of no practical use since we can't measure all of the N and P sources in our tank.Fair enough. Then, you should have about the same of each. With the caveat that "about the same" is fuzzy, bit it's not 0:0.1, or 10:0.03. Or 20 and 1.5. As long as your system doesn't look out of whack.