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Re: K2SO4 - NO3 relationship
Kelly Beard writes:
> I can't hold out any longer...
> I've read numerous times here about folks adding K2SO4 to reduce
> nitrates. How does this work? In all of my adventures at The Krib,
> I've never run across this (not that it isn't there). I don't
> understand the relationship.
> I know someone out there can help.
When the tank is K limited, N will build up. Add some K, and overall
metabolism of plants increases. This causes them to use up more nitrogen.
It's not a chemical reaction between the NO3 and the K2SO4. It is just that
the plants will take up more of it.