Is this a trick question????
Well it would seem that zero would mean that nothing was living in the tank or the test kit was bad and you need a new one. ANd i am guessing 5 might be too high and you need a water change or some plants to suck up the nitrates. Course I never measure any of these things except the incoming water.
Well it would seem that zero would mean that nothing was living in the tank or the test kit was bad and you need a new one. ANd i am guessing 5 might be too high and you need a water change or some plants to suck up the nitrates. Course I never measure any of these things except the incoming water.
