No daughter colonies of the 4a were tested yet.
17 tested queens were mated at the mating station:
DE-15-64-1-2008 DE-15-64-2-2008 DE-15-64-3-2008 DE-15-64-4-2008 DE-15-64-5-2008 DE-15-64-6-2008 DE-15-75-2-2008 DE-15-75-3-2008 DE-15-75-4-2008 DE-15-75-7-2008 DE-15-75-11-2008 DE-15-75-14-2008 DE-15-75-15-2008 DE-15-97-7-2008 DE-15-97-12-2008 DE-15-97-13-2008 BE-1-903-4-2008
15 daughter colonies of queens mated at the mating station were tested:
DE-15-64-9-2010 DE-15-64-10-2010 DE-15-64-11-2010 DE-15-64-13-2010 DE-15-64-14-2010 DE-15-64-15-2010 DE-15-64-16-2010 BE-1-903-2-2009 BE-1-903-11-2009 BE-1-903-13-2009 BE-1-903-14-2009 BE-1-903-20-2009 BE-1-903-21-2009 BE-1-903-42-2009 BE-1-903-52-2009