Re: Aquatic Plants Digest V2 #115

>        I have received e-mail from the U.K. which gave municipal water
>analysis with potassium, sulphate and nitrate concentrations that
>were so high (thanks to agricultural contamination of groundwater) that
>the sender would never have to bother with anything but trace element
>addition to his tank, provided he did water changes.  The fish seem
>to survive.
>Paul Sears    Ottawa, Canada
Years ago, I took a "farm pond management" course. We were taught to add
fertilizer (regular old 5-10-5) to pond water. The result was more and
bigger fish.

Do we worry too much about nitrates etc?

-Bill Brady