5 daughter colonies of the 4a were tested:
CH-51-7-2069-1985 CH-51-7-2070-1985 CH-51-7-2093-1986 CH-51-7-2298-1985 CH-51-7-2551-1985
2 tested queens were mated at the mating station:
CH-51-7-2632-1987 CH-51-7-2633-1987
No daughter colonies from colonies mated at the station were tested yet.