[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

Re: Re: BBA, Help



Ed wrote:

> >> Might I suggest a different solution....
> >>
> >>
> >> 1.    Remove as much algae as possible manually.
> >> 2.    Remove plant parts that are heavily affected
> >> 3.    Remove and clean top layer of gravel (if affected)
> >> 4.    Reduce Fertilizing
>
> This seems to be the norm from ppl on this list :)  cept I would go abit
> further and state clean ALL the substrate especially if you have
> something that burrows in the substrate as the smaller stuff will filter
> to the bottom and cause a bigh headache later.
>
> >> 5.    Add Azolla carolinia, this floating plant will shade your tank,
> and totally strip the water
> >>  of nutrients.
>
> Azolla Carolinia strips the water of nutrients?  Uhm, correct me if i'm
> wrong but doesn't all plants do that?  I have no exposure to this
> species and havn't heard anything like this before.

Hehe - of course you're right . The interesting fact, however, is that
leaves of Azolla holds
cyanobacterias that can fix atmosferic N.
I suspect it will keep growing - even in a N-limited situation (which my
tank is).


>
>
> >> 6.    Weekly 50% waterchanges if you have nutrient-poor tapwater,
> otherwise as usual
> >> 7.    Keep this going until algae turns white and dies
> >>
>
> Sounds like good prevention for nitrates and phosphates :)
>
> >> I used this method in my tank - and all algae except a few are now
> >> EXTINCT!
> >> Some old leaves on Hygrophila angusti.... turned yellow and fell off,
>
> >> but it was worth it :)
>
> hehe taking a wild stab here I would guess it turned yellow from lack of
> nutrients (namely iron)
> As has been stated before get control over the tank and there will be
> few problems :)
>
> Ed

--
Morten Karlsen,          mailto:markii at online_no