30 daughter colonies of the 4a were tested:
DE-4-12-2-1982 DE-4-12-4-1982 DE-4-12-6-1982 DE-4-12-7-1982 DE-4-12-8-1982 DE-4-12-10-1982 DE-4-12-11-1982 DE-4-12-12-1981 DE-4-12-12-1982 DE-4-12-13-1982 DE-4-12-14-1982 DE-4-12-16-1981 DE-4-12-16-1982 DE-4-12-17-1981 DE-4-12-17-1982 DE-4-12-19-1981 DE-4-12-19-1982 DE-4-12-20-1982 DE-4-12-21-1982 DE-4-12-31-1981 DE-4-12-32-1981 DE-4-12-50-1982 DE-4-12-51-1982 DE-4-12-52-1982 DE-4-12-53-1982 DE-4-54-8-1981 DE-4-54-12-1981 DE-4-54-14-1981 DE-4-54-27-1981 DE-4-54-28-1981
8 tested queens were mated at the mating station:
DE-4-12-7-1983 DE-4-12-13-1983 DE-4-12-14-1983 DE-4-12-17-1983 DE-4-12-21-1983 DE-4-12-26-1983 DE-4-12-27-1983 DE-4-12-28-1983
6 daughter colonies of queens mated at the mating station were tested:
DE-4-80-1848-1985 DE-4-80-1852-1985 DE-4-80-1859-1985 DE-4-80-1860-1985 DE-4-80-1866-1985 DE-4-80-1897-1985