In message <[log in to unmask]>, "Roger W Burns (St Thomas' Surgery)" <[log in to unmask]> writes >I am a new addressee, who has been initiated into beekeeping by my two >teenage sons. >We have Apistan solution as Klartan, bought in France 2y ago. >How do we prepare to treat our bees? What dilution is needed? >We live in West Wales (pembrokeshire). I STRONGLY suggest that you get in contact with your local Bee-Keepers' Association. They will be best able to advise on local conditions, climatic considerations etc. etc. Chemical treatment for varroa is only likely to be effective if co-ordinated between local bee-keepers, otherwise you may increase resistance. Mail me again if you need contacts or addresses. -- Alyn W. Ashworth Lancashire & North-West Bee-Keepers' Association. UK. (but I don't speak on their bee-half)