8 daughter colonies of the 4a were tested:
DE-4-273-1-2006 DE-4-273-2-2006 DE-4-273-3-2006 DE-4-273-4-2006 DE-4-273-5-2006 DE-4-273-6-2006 DE-4-273-7-2006 DE-4-273-8-2006
11 tested queens were mated at the mating station:
DE-4-273-12-2009 DE-4-273-13-2009 DE-4-273-14-2009 DE-4-273-15-2009 DE-4-273-22-2009 DE-4-279-6-2009 DE-4-279-61-2009 DE-4-279-62-2009 DE-4-279-63-2009 DE-4-279-65-2009 DE-4-279-104-2009
No daughter colonies from colonies mated at the station were tested yet.