No daughter colonies of the 4a were tested yet.
13 tested queens were mated at the mating station:
DE-8-73-11-1971 DE-8-73-12-1971 DE-8-73-13-1971 DE-8-73-14-1971 DE-8-73-15-1971 DE-8-73-16-1971 DE-8-73-17-1971 DE-8-73-18-1971 DE-8-73-19-1971 DE-8-73-20-1971 DE-8-73-21-1971 DE-8-73-22-1971 DE-8-73-27-1971
14 daughter colonies of queens mated at the mating station were tested:
DE-8-73-2-1974 DE-8-73-4-1974 DE-8-73-6-1974 DE-8-73-8-1974 DE-8-73-9-1974 DE-8-73-10-1974 DE-8-73-15-1974 DE-8-73-16-1974 DE-8-73-17-1974 DE-8-73-18-1974 DE-8-73-19-1974 DE-8-73-20-1974 DE-8-73-25-1974 DE-8-73-26-1974