No daughter colonies of the 4a were tested yet.
6 tested queens were mated at the mating station:
DE-16-311-30-2011 DE-16-311-31-2011 DE-16-311-32-2011 DE-16-311-131-2011 DE-16-311-133-2011 DE-16-311-230-2011
No daughter colonies from colonies mated at the station were tested yet.