Jean-Pierre LE PABIC wrote>
> Have a look at http://www.apiculture.com/plateau-anti-varroas/ (text in
> French, English and German).

As I recall, this device is a hive floor constructed of closely spaced metal
tubes, which allow the mites to fall through.
My question is: does this have any advantages over the mesh varroa floor
used without a bottom board, as discussed in posts earlier this year?

John Burgess, Editor Gwenynwyr Cymru/The Welsh Beekeeper