Fairview College in Alberta did some experiments with overwintering 6 frame nucs with success. Seemingly the infested bees and most of the parasites get left with the parent colony. There is a beekeeper in Fairview that overwinters only nucs, around 4,000 l think. Peter Keating ----- Original Message ----- From: "Michael Palmer" > > When Acarapis was devastating out colonies, Webster found that his over > wintered nucs wintered better than the parent colonies. It seemed that it > was something about the nature of these small colonies. -- Visit www.honeybeeworld.com/bee-l for rules, FAQ and other info ---