[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
Nutrient Limitation
dave wrote: >>>Diana's systems of course are sediment based and allow
the removal of BOTH N and P from the water column... a strong argument
for fertile substrates in my mind... of course you cant have non-rooted
plants under these conditions.>>>
One of the interesting points about Diana's systems is that she has high
levels of both N and P in the water column of her iron-limited tanks as
I understand it. She doesn't do the water changes that would keep those
nutrients out of the water column and yet she has algae free tanks.
Cheers, Steve Dixon