requeen

Verb

 * 1)  To change or replace the queen bee of a colony of bees.
 * 2) * 1917 Dadant, C. P., First Lessons in Beekeeping; revised & rewritten edition, 1968, by M. G. Dadant and J. C. Dadant, p 93:
 * Requeening means changing the queen of a colony, either to secure better stock, or to replace a queen which...cannot furnish the eggs necessary to the development of a normal colony.