range of light attraction

[Charles Bordelon]

Ask Ken Philip for a copy of his article on this subject in the Southern
LepSoc, or refer to ATTRACTION OF MOTHS TO LIGHT AND TO IR.  (Henry S.
Hsiao, San Francisco Press 1972).  cb
----- Original Message -----
From: "Robert Dana" <robert.dana at dnr.state.mn.us>
To: <leps-l at lists.yale.edu>
Sent: Monday, August 18, 2003 10:16 AM
Subject: range of light attraction


> Hello all:
>
> Can anyone point me to research on the distance at which lights elicit
> phototaxis in moths? I recently saw a newspaper article in which it was
> reported that pollination rates for the western prairie fringed orchid,
> Platanthera praeclara, were enhanced by placing black lights near them.
> This plant is effectively pollinated only by sphinx moths and it
> produces an intense fragrance from just before sundown until ?. I would
> think this odor would be a much more effective long-distance attractant
> than a black light. Also, if moths are drawn to the black light, I would
> expect this to interfere with flower visiting. (I don't have any details
> about the "experimental" set up--what the specs for the light were, just
> how it was placed relative to the plants, etc.) Any thoughts from those
> with experience attracting moths with lights?
>
> Robert
>
> *************************************************************
> Robert Dana, Ph.D.
> MN DNR
> Natural Heritage and Nongame Research Program
> 500 Lafayette Rd, Box 25
> St. Paul, MN 55155
> 651 297-2367
> Email: robert.dana at dnr.state.mn.us
> *************************************************************
>
>
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