3 daughter colonies of the 4a were tested:
CH-50-6-454-2010 CH-50-60-60235-2011 CH-50-60-60240-2011
9 tested queens were mated at the mating station:
CH-50-91-60188-2013 CH-50-91-60189-2013 CH-50-91-60191-2013 CH-50-91-60192-2013 CH-50-91-60193-2013 CH-50-91-60196-2013 CH-50-91-60201-2013 CH-50-126-60018-2013 CH-50-126-60031-2013
14 daughter colonies of queens mated at the mating station were tested:
CH-50-60-60039-2015 CH-50-60-60040-2015 CH-50-60-60041-2015 CH-50-60-60042-2015 CH-50-60-60045-2015 CH-50-60-60053-2015 CH-50-60-60057-2015 CH-50-60-60059-2015 CH-50-126-30105-2015 CH-50-126-30106-2015 CH-50-126-30110-2015 CH-50-126-30112-2015 CH-50-126-30114-2015 CH-50-126-30116-2015