>Apparently mite fertility is lower in scuts but why? Possibly a brood factor similar to Dr. Wagoner's findings relative to one aspect of VSH behavior perhaps? https://academic.oup.com/jee/article/111/6/2520/5095208?login=false The other paper that immediately comes to mind is Conlon et al: https://www.researchgate.net/publication/332047687_A_gene_for_resistance_to_the_Varroa_mite_Acari_in_honey_bee_Apis_mellifera_pupae *********************************************** The BEE-L mailing list is powered by L-Soft's renowned LISTSERV(R) list management software. For more information, go to: http://www.lsoft.com/LISTSERV-powered.html