Re: Helping a friend out and Alternative source of CO2
>From: "shaji (s.) bhaskar" <bhaskar at bnr_ca>
>The FAQ contains lots of useful information about growing plants.
>Some of the material may be a bit intimidating for a beginner, but
>remember that you don't need to go totally high-tech. 3 watts per
>gallon of lighting, and CO2 with the yeast method are what I'd
>recommend for someone just starting out.
Actually, I noticed that the watt-per-gallon light requirement is not linear.
From Amano's Nature Aquarium World, I saw he used fewer watts per gallon for
larger aquaria. I don't have the book right here, but I remember that for
large aquaria, it dropped down to under 2 W/gallon.
>From: krombhol at freud_inst.com (Paul Krombholz)
>Subject: Re: Alternative source of CO2
>What with all the stories exploding fermenter bottles and rocketing CO2
>tanks, you may want to consider another CO2 source---yourself. You breathe
>out two or three percent CO2 all the time, and it can be collected and
>bubbled into the tank with an airstone. I breathe into a plastic garbage
>bag, and then pump the air into my plant tanks every other day. The pH
>typically goes down to 6.5 to 6.7. One bag does 3 fifteen gallon tanks.
>The CO2 is free, and you can't overdose your tanks, at least, I have never
>seen any ill effects on livebearers and zebrafish.