Yea algae consumes nit/po4 at a 10:1 ratio called redfield ratio as I recall. I think bacteria might also follow this but I'm not positive. I just use a little gfo to get rid of the excess build up. But adding nitrate can work as well.
Sent from my Vortex using Tapatalk 2
Sent from my Vortex using Tapatalk 2