9 daughter colonies of the 4a were tested:
DE-13-91-205-1978 DE-13-91-206-1978 DE-13-91-207-1978 DE-13-91-208-1978 DE-13-91-209-1978 DE-13-91-216-1978 DE-13-91-217-1978 DE-13-91-218-1978 DE-13-91-249-1979
26 tested queens were mated at the mating station:
DE-13-91-269-1980 DE-13-91-270-1980 DE-13-91-271-1980 DE-13-91-272-1980 DE-13-91-273-1980 DE-13-91-274-1980 DE-13-91-276-1980 DE-13-91-277-1980 DE-13-91-278-1980 DE-13-91-279-1980 DE-13-91-280-1980 DE-13-91-281-1980 DE-13-91-282-1980 DE-16-8-840-1980 DE-16-8-842-1980 DE-16-8-843-1980 DE-16-8-846-1980 DE-16-8-847-1980 DE-16-8-848-1980 DE-16-29-1125-1980 DE-16-29-1132-1980 DE-16-29-1133-1980 DE-16-29-1134-1980 DE-16-29-1135-1980 DE-16-29-1136-1980 DE-16-29-1138-1980
15 daughter colonies of queens mated at the mating station were tested:
DE-13-91-284-1981 DE-13-91-286-1981 DE-13-91-287-1981 DE-13-91-288-1981 DE-13-91-289-1981 DE-13-91-297-1981 DE-16-29-1249-1982 DE-16-29-1285-1983 DE-16-29-1291-1983 DE-16-29-1294-1983 DE-16-29-1310-1983 DE-16-29-1314-1983 DE-16-29-1316-1983 DE-16-29-1317-1983 DE-16-29-1320-1983