Instrumental insemination of Apis mellifera queens with hetero- and conspecific spermatozoa results in different sperm survival Mananya Phiancharoen, Siriwat Wongsiri, Nikolaus Koeniger and Gudrun KoenigerApidologie, 35 5 (2004) 503-511DOI: https://doi.org/10.1051/apido:2004043