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Re: [APD] Aquatic-Plants Digest, Vol 54, Issue 22
At which concentration it is possible to add potassium nitrate whithout
injure fishes ?
Thanks
> Date: Wed, 27 Feb 2008 12:35:30 +0900
> From: Edward Venn <e_venn at hotmail_com>
> Subject: [APD] Black brush Algae
> To: <aquatic-plants at actwin_com>
>
>
> Black brush algae has been plaguing my large aquarium, it's fastened itself to the Anubis and and to the leaves of my Echinodorus sp San Francisco River. It hasn't gotten a foothold on the chain sagitterria. the C spiralis (which survived their trip intact) or the java moss.
>
> Hi Ed;
>
> Flourish Excel. Really. You could add a regular dose of potasssium nitrate.
> They hate
> that and die more quicky than with excel alone. First they turn red - that
> means you've
> killed them, then they turn white and dissolve. At least that's what I've
> noticed.
>
> Cheers,
>
>
>
> --
>
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>
> ------------------------------
>
> Message: 3
> Date: Tue, 26 Feb 2008 23:06:46 -0500 (EST)
> From: "Richard J. Sexton" <richard at aquaria_net>
> Subject: Re: [APD] Tank options
> To: aquatic plants digest <aquatic-plants at actwin_com>
>
>
>> I've seen several other designs that look quite similar in my local
>> stores, but thought I'd check here first to see whether there is a
>> consensus here about the long-term ease of use of any of the others.
>>
>> Diane in Los Angeles
>>
>
> Well... the tank you have is meant for somebody who gets bored with it
> after a year or two and that's that. That stuff is all pretty but
> it's not exactly built to last. You really only have two choices as
> I see it. 1) look around for a commercial product that catches your eye
> and is well made or 2) build your own.
>
> 1) could be tough, 2) - I swear all serious aquarists are frustrated carpenters
> and electricians and small projects like this really are pretty easy.
>
>
>
>
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>
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> ------------------------------
>
> Message: 4
> Date: Wed, 27 Feb 2008 07:27:28 -0800
> From: "John F. Hess" <johnfhess at comcast_net>
> Subject: [APD] it's not pure light and dark?
> To: aquatic-plants at actwin_com
>
> Hi folks,
>
> I had a problem with BBA for several months, and at the same time, had
> plants that just weren't doing well. I read all sorts of stuff and
> asked for help here. I cleaned and dosed and got a pretty good
> culture system for BBA going. The stuff grows pretty fast in the
> right conditions, creeping along the gravel and covering plants. I
> finally came to the conclusion that I was dong everything too much
> except for light. Just after the holidays, I treated the tank with
> erythromycin. I did a 5 day treatment, but actually didn't change any
> water until the 7th day, so erythromycin levels probably remained.
> The BBA is gone. All the fish and shrimps and plants are fine. I
> also bought a new light source, a 4 bulb (54w) T5 housing from
> Catalina Aquarium in Sacramento (this doubled the light on my 55g tank).
>
> With both changes and pretty much no other difference, the plants are
> growing well, truly growing up and bubbling for days after a water
> change. I still have a hairy green thread(?) algae on some wood, but
> I can live with it and the shrimps and Siamese algae eaters seem to
> enjoy it. I also have some algae on the glass but that also doesn't
> bother me, the snails munch on it. I'm fairly satisfied with the whole
> set up and have actually pruned a plant back twice and composted the
> trimmings.
>
> I run a pH meter connected to a CO2 tank. From what I've read, I
> expected CO2 to be off when it's dark, but my solenoid clicks on and
> CO2 is injected at night and early in the AM before it's sunny or the
> lights are on. CO2 on means pH has risen. Plants use CO2 to fix
> carbon and give off O2. If it's late at night, with just a little bit
> of light coming from another room, or early in the AM first thing when
> I get up, what's responsible for the CO2 going on? Any hints?
>
> thanks,
>
> John F. Hess, Davis California johnfhess at comcast_net
>
>
>
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>
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> End of Aquatic-Plants Digest, Vol 54, Issue 22
> **********************************************
>
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>
>
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