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Fw: fire ants and carbon dioxide


-----Original Message-----
From: Geoffrey Stanford <gstanf@swbell.net>
To: Mary Thorpe PARKER <mtprkr@quixnet.net>; Marcia HERMANN
<hermann@wildflower.org>; Arnold G DAVIS <agdprairie@aol.com>; Lee (h) STONE
<leeprairie@austin.rr.com>; Evelyn MERZ <elmerz@hal-pc.org>; Gene HEINEMANN
<Prairie65@aol.com>; Suzanne TUTTLE <tuttles@ci.fort-worth.tx.us>; Brooks&
Sylvia BRADLEY <liatris@flash.net>; Lysle & Dick MOCKLER <rtmockler@aol.com>
Date: Wednesday, October 13, 1999 12:47 PM
Subject: fire ants and carbon dioxide


>no, i can give no references to publications about this, for i am not an
>insectologer.  i recall that co2 is anaesthetic to insects, and preferable
>to chloroform or ether.  about 5% is said to be all that is needed to kill
>over time, so it would not take a large lump of co2 snow to work.  it
should
>seep down to any depth which is tunnelled.   does anyone have any published
>references to give us?
>
>it has always seemed to me that the practice of using smoke to manage
>bee-hives is a misunderstanding:  attributed to the carbon particles, it is
>actually the co2 that is doing the job.. do any beekeepers have hard
>experimtal work which investigates this?
>
>beneath this enquiry is a mildly paranoid suspicion that co2 is pooh-poohed
>by pestide manufacturer interest.  it would be good to have the topic, um,
>ventilated.
>
>please respond with proven facts, experimental enquiry reports.
>
>geoff
>

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