No daughter colonies of the 4a were tested yet.
8 tested queens were mated at the mating station:
DE-13-5-9449-1990 DE-13-5-9450-1990 DE-13-5-9451-1990 DE-13-5-9452-1990 DE-13-5-9453-1990 DE-13-5-9454-1990 DE-13-5-9455-1990 DE-13-5-9456-1990
No daughter colonies from colonies mated at the station were tested yet.