How much to dose for 3ft by 1.5ft by 1.5ft?

[genes]

Hi all

How much K2SO4, KNO3, KH2PO4 should i be dosing for a 3ft by 1.5 by 1.5ft tank? And how often should i dose as well? Using ada amazonia as gravel.

Thanks in advance!

Regards
Gene

[barmby]

Try using the Chuck's fertilizer calculator. ADA soil affect your pH reading as it brings down your pH to low level. Watch it as you might be supplying much less C02 than you should. Overdozing the C02 - the critters may suffer. You need experience in dealing with ADA soil with highly lit tanks.