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Informed Discussion of Beekeeping Issues and Bee Biology

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Informed Discussion of Beekeeping Issues and Bee Biology <[log in to unmask]>
Date:
Wed, 10 Oct 2001 16:16:19 +0200
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> But nobody
> said what they do. What is their effect in a *real world* situation and
> how do we know if this effect is due to the screens? Have they made
> possiblen any other changes in management technique? Comments?
>

For the benefits of screened bottoms see
http://www.xs4all.nl/~jtemp/bodem.html
for a study of Helmut Horn on the subject.

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