No daughter colonies of the 4a were tested yet.
3 tested queens were mated at the mating station:
DE-16-73-960-1967 DE-16-73-967-1967 DE-16-73-968-1967
9 daughter colonies of queens mated at the mating station were tested:
DE-16-8-202-1970 DE-16-8-203-1970 DE-16-8-208-1970 DE-16-8-211-1970 DE-16-8-215-1970 DE-16-8-216-1970 DE-16-8-217-1970 DE-16-8-218-1970 DE-16-8-219-1970