Beekeepers know well that queen bees in the first two years of life possess to do well, and families with such uterus quickly grow, keep a working condition during the whole season and collect a lot of honey. Queen bees are more senior than two years usually reduce a yaytsenoskost and, besides, postpone more trutnevy eggs and more often perish in wintering. Families with such uterus are more inclined to swarming, is frequent more weakly than families with a young uterus and therefore use main bribes worse. Need of change of a uterus doesn't raise doubts, however the question of application of these or those methods very isn't certain.Having arisen before beekeepers together with emergence of frame beehives, the question of a way of change of a uterus isn't removed from the agenda and now. The matter is that almost all receptions of change of a uterus are quite often connected with decrease in efficiency of bee families in a year of change.
Therefore annual change of 50 percent of a uterus can lead to shortages of large amounts of honey. Besides, the receptions connected with a conclusion of a uterus, their replanting, check of results of replanting etc., demand big expenses of time that can't but be reflected in labor productivity.