[compost_tea] Re: Pumping air in is not the best way to aerate your tea

From: gardenerjeff <jeff_at_gardener.com> <jeff_at_gardener.com>
Date: Tue, 25 Feb 2003 05:19:59 -0000

--- In compost_tea_at_yahoogroups.com, "elprune <elprune_at_y...>"
<elprune_at_y...> wrote:
> Very little oxygen is actually dissolved from the air bubbles. Most
> exchange takes place at the top where the air/water interface is.
> This is done from movement of the water at the top and that's where
> most of the dissolved oxygen is.
>
> When a fish in a poorly aerated tank is gasping for air, why do you
> think it goes to the top.


Ah, but if the tank is well aearated, the fish doesn't go to the top..

Jeff L


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Received on Tue Feb 25 2003 - 00:53:02 EST

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