5 daughter colonies of the 4a were tested:
CH-51-51-1181-1980 CH-51-51-1182-1980 CH-51-51-1183-1980 CH-51-51-1184-1980 CH-51-51-1185-1980
31 tested queens were mated at the mating station:
CH-51-2-1430-1982 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 CH-51-6-1425-1982 CH-51-13-1195-1982 CH-51-13-1196-1982 CH-51-13-1197-1982 CH-51-13-1198-1982 CH-51-13-1285-1982 CH-51-13-1291-1982 CH-51-51-1354-1982 CH-51-51-1355-1982 CH-51-51-1356-1982 CH-51-51-1364-1982 CH-51-51-1365-1982 CH-51-51-1479-1982 CH-51-51-1480-1982 CH-51-52-1382-1982 CH-51-52-1383-1982 CH-51-52-1384-1982 CH-51-61-1357-1982 CH-51-102-1309-1982 CH-51-134-1282-1982 CH-51-161-1570-1982 CH-51-162-1571-1982
14 daughter colonies of queens mated at the mating station were tested:
CH-51-6-1429-1983 CH-51-6-2036-1984 CH-51-13-1648-1984 CH-51-13-1649-1984 CH-51-13-1650-1984 CH-51-51-1637-1984 CH-51-51-1638-1984 CH-51-51-1639-1984 CH-51-51-1640-1984 CH-51-51-1641-1984 CH-51-52-1636-1984 CH-51-61-1496-1983 CH-51-61-1497-1983 CH-51-61-1498-1983