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isu712 · 05-05-2008, 06:38 PM

I think you're right there. How about some sort of crushed shell for Ca?

05-05-2008, 06:38 PM	#7 (permalink)
isu712 Algae Grower (View User Tanks) PTrader: (1) Join Date: Jan 2008 Location: St. Paul, MN Posts: 128	I think you're right there. How about some sort of crushed shell for Ca?