14 daughter colonies of the 4a were tested:
CH-51-4-1214-1981 CH-51-4-1215-1981 CH-51-4-1216-1981 CH-51-4-1217-1981 CH-51-4-1218-1981 CH-51-4-1367-1981 CH-51-4-1368-1982 CH-51-4-1369-1982 CH-51-4-1370-1982 CH-51-4-1371-1982 CH-51-4-1372-1982 CH-51-4-1387-1982 CH-51-4-1388-1982 CH-51-4-1389-1982
28 tested queens were mated at the mating station:
CH-51-1-1736-1984 CH-51-1-1737-1984 CH-51-1-1738-1984 CH-51-1-1739-1984 CH-51-1-1740-1984 CH-51-4-1751-1984 CH-51-4-1752-1984 CH-51-4-1753-1984 CH-51-4-1754-1984 CH-51-4-1755-1984 CH-51-4-1756-1984 CH-51-4-1757-1984 CH-51-4-1758-1984 CH-51-4-1759-1984 CH-51-4-1881-1984 CH-51-4-1882-1984 CH-51-4-1894-1984 CH-51-5-1838-1984 CH-51-5-2513-1984 CH-51-9-1682-1984 CH-51-9-1684-1984 CH-51-9-1687-1984 CH-51-15-1856-1984 CH-51-130-1890-1984 CH-51-130-1891-1984 CH-51-132-1691-1984 CH-51-132-1692-1984 CH-51-241-2029-1984
26 daughter colonies of queens mated at the mating station were tested:
CH-51-4-1883-1985 CH-51-4-2182-1986 CH-51-8-2180-1986 CH-51-15-2376-1987 CH-51-15-2377-1986 CH-51-15-2378-1986 CH-51-58-2059-1985 CH-51-58-2061-1985 CH-51-58-2062-1985 CH-51-58-2514-1985 CH-51-130-2177-1986 CH-51-130-2301-1986 CH-51-130-2555-1986 CH-51-131-2181-1986 CH-51-131-2565-1986 CH-51-132-2178-1986 CH-51-132-2179-1986 CH-51-132-2299-1986 CH-51-134-2175-1986 CH-51-134-2609-1986 CH-51-135-2275-1986 CH-51-135-2542-1986 CH-51-180-2564-1986 CH-51-181-2176-1986 CH-51-181-2268-1986 CH-51-181-2269-1986