See the thread=> About Magnesiumgollum456 said:i have looked at james planted tank andhe doesnt say anything about the mgSo4. what is that one? magnesium sulphate? what is it for?
It's to do with both fish and plants. Check the following threads;gollum456 said:also why the 50% water changes? is it to do with the fish?
As the links above discuss, it's not a good idea to ignore water changes in a CO2 enriched tanks regardless of what nutrient products are being used. There is no relation to fungus though.gollum456 said:...and lastly i have been adding tropica tpn+ should i have been doing 50% changes with this too? would it explain why i'm having some fungus problems with the fish, as i only do a w/c once a fortnight. (now once a week).