No daughter colonies of the 4a were tested yet.
8 tested queens were mated at the mating station:
DE-4-91-277-1971 DE-4-91-278-1971 DE-4-91-279-1971 DE-4-91-280-1971 DE-4-91-281-1971 DE-4-91-282-1971 DE-4-91-283-1971 DE-4-91-284-1971
7 daughter colonies of queens mated at the mating station were tested:
DE-4-91-408-1975 DE-4-91-409-1975 DE-4-91-411-1975 DE-4-91-412-1975 DE-4-91-414-1975 DE-4-91-417-1975 DE-4-91-418-1975