Keith, Another soulution perhaps could be Artificial Insemination from the drones you capture whenever they are abundant: catch them, milk them, and freeze- store it until you thaw and use it. [Check the net about the detail] Perhaps this procedure will mainatain the gene/stock you desire. Yoon Caught in the transitional hell winds Republic of Oklahoma :::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::: -- Visit www.honeybeeworld.com/BEE-L for rules, FAQ and other info --- ::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::