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Re: Interesting Tank Parameters

At 03:48 PM 8/6/99 -0400, you wrote:
>From: Gerry Skau <gerry at ans_net>
>Subject: Re: Interesting Tank Parameters
>         But my question is-from time to time I have seen statements that
>aquarium plants won't utilize nitrates, that they will only utilize
>various forms of ammonia. Can anyone say definitively that aquatic plants
>will use nitrate?

I, like many others on this list, add nitrate as part of our PMDD 
fertilizer daily to my tank.  My nitrate tests always show 0 or 
indistinguishably close to it.  So the plants must be using the nitrate 
directly or indirectly through some other process.