No daughter colonies of the 4a were tested yet.
15 tested queens were mated at the mating station:
DE-16-35-1766-1991 DE-16-35-1767-1991 DE-16-35-1768-1991 DE-16-35-1769-1991 DE-16-35-1770-1991 DE-16-35-1771-1991 DE-16-35-1772-1991 DE-16-35-1773-1991 DE-16-35-1774-1991 DE-16-35-1775-1991 DE-16-35-1776-1991 DE-16-35-1777-1991 DE-16-35-1778-1991 DE-16-35-1779-1991 DE-16-35-1780-1991
20 daughter colonies of queens mated at the mating station were tested:
DE-16-35-1791-1993 DE-16-35-1793-1993 DE-16-35-1794-1993 DE-16-35-1797-1993 DE-16-35-1798-1993 DE-16-35-1800-1993 DE-16-35-1801-1993 DE-16-35-1802-1993 DE-16-35-1804-1993 DE-16-35-1813-1995 DE-16-35-1814-1995 DE-16-35-1816-1995 DE-16-35-1820-1995 DE-16-35-1821-1995 DE-16-35-1822-1995 DE-16-35-1824-1995 DE-16-35-1825-1995 DE-16-35-1826-1995 DE-16-35-1834-1995 DE-16-35-1890-1995