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Effects of peat & tannic acids
> From: stevensj at calshp_cals.wisc.edu
>
> I would like to know what others on this list think of these statements,
> particularly those of you who have used peat in the substrate.
I would speculate that TOA is concerned with reduction of light levels
and getting the water too soft when peat is used to create
"blackwater" type conditions. I would not see peat in the substrate
doing the same things.
> George, you once mentioned that you thought Duplagan might contain hummic
> compounds - why would Dupla put these in Duplagan if the book says they
> are bad? Should I just not be believing everything I read? :-).
Well I don't know. Just making uneducated guesses here. If they told
you Duplagan was just peat water, you probably won't pay $12.98 for
500 ml, would you?
George