No daughter colonies of the 4a were tested yet.
6 tested queens were mated at the mating station:
DE-16-58-11-1975 DE-16-58-13-1975 DE-16-58-15-1975 DE-16-58-17-1975 DE-16-58-18-1975 DE-16-58-22-1975
No daughter colonies from colonies mated at the station were tested yet.