No daughter colonies of the 4a were tested yet.
16 tested queens were mated at the mating station:
DE-13-9-729-1972 DE-13-9-730-1972 DE-13-9-733-1972 DE-13-9-734-1972 DE-13-9-735-1972 DE-13-9-736-1972 DE-13-9-737-1972 DE-13-9-738-1972 DE-13-9-739-1972 DE-13-60-97-1972 DE-13-60-99-1972 DE-13-60-100-1972 DE-13-60-101-1972 DE-13-60-102-1972 DE-13-60-103-1972 DE-13-60-105-1972
20 daughter colonies of queens mated at the mating station were tested:
DE-13-60-107-1974 DE-13-60-109-1974 DE-13-60-110-1974 DE-13-60-111-1974 DE-13-60-113-1974 DE-13-60-114-1974 DE-13-60-115-1974 DE-13-60-115-1975 DE-13-60-118-1975 DE-13-60-121-1975 DE-13-60-122-1975 DE-13-60-125-1975 DE-13-60-127-1975 DE-13-92-1-1975 DE-13-92-2-1975 DE-13-92-4-1975 DE-13-92-5-1975 DE-13-92-6-1975 DE-13-92-7-1975 DE-13-92-8-1975