9 daughter colonies of the 4a were tested:
DE-4-49-6-1975 DE-4-49-11-1975 DE-4-49-19-1975 DE-4-49-47-1975 DE-4-49-50-1975 DE-4-49-52-1975 DE-4-49-55-1975 DE-4-49-62-1975 DE-4-49-83-1975
17 tested queens were mated at the mating station:
DE-4-91-496-1978 DE-4-91-497-1978 DE-4-91-498-1978 DE-4-91-499-1978 DE-4-91-504-1978 DE-4-91-505-1978 DE-4-91-506-1978 DE-4-91-507-1978 DE-4-91-520-1978 DE-4-91-523-1978 DE-4-100-193-1978 DE-4-100-194-1978 DE-4-100-195-1978 DE-4-100-196-1978 DE-4-100-197-1978 DE-4-100-198-1978 DE-4-100-199-1978
17 daughter colonies of queens mated at the mating station were tested:
DE-4-91-602-1981 DE-4-91-603-1981 DE-4-91-605-1981 DE-4-91-607-1981 DE-4-91-608-1981 DE-4-91-609-1981 DE-4-91-610-1981 DE-4-91-611-1981 DE-4-100-201-1979 DE-4-100-202-1979 DE-4-100-203-1979 DE-4-100-205-1979 DE-4-100-208-1979 DE-4-100-209-1979 DE-4-100-212-1979 DE-4-100-214-1979 DE-4-100-218-1979