chauym
        
文章: 14
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于 2003-09-23 23:55 
Hi I have my tanke set up for two month, using a large bio wheel ext hiltration undergravel filtration and using a external filter, the NO2 was decrease after the first rise up, now all thing seem to settle down... but Now suddenly a crisis of white dot disease occur, i want to ask is it save to put some over the counter medication from fish shop to the tank? ... is it will also kill my good bacteria in the wheel ? any one have any exp ? thank s lot Stanley Cha FM HKEC
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