Chris Wave wrote: I have been unsuccessful in locating any information on the subject. on varroa and drugs see http://www.xs4all.nl/~jtemp/dronemethod.html greeting jan -- Jan Tempelman Kerkstraat 53 NL 7471 AG GOOR tel: xx.31.(0)547-275788 -- http://www.xs4all.nl/~jtemp/index3.html mailto:[log in to unmask] --