Re: NO3 toxicity and it's application to planted tank dosing via KNO3

In article <f8fsqa$6s6$01$1@[EMAIL PROTECTED]
>,
Marco Schwarz  <marco_s@[EMAIL PROTECTED]
> wrote:
>Hi..
>
>> By accident I once subjected a tankfull of plants and
>> Ammano shrimp to 200ppm nitrate for 3 week. No ill effects
>> whatsoever.
>
>200 ppm == 200 milligrams per litre
>
>Richard, sorry but what shall it show us..?
>
>Amano shrimps are brackish shrimps and brackish animals are
>well known to be very very very tolerant relating to high
>leveled NH4+, NO2-, NO3-- ..!!!

At 0.5ppm NH4+ half of my ammanos died. 



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