<abstract xmlns="http://www.w3.org/1999/xhtml">

<p>Two different levels of diversity within a colony were compared for the prevalence of pathogens and diseases. Lower genetic diversity was obtained in the colonies in which the queens were inseminated with semen collected from drones originating from a single colony, while greater was obtained in the colonies with queens inseminated with semen from drones of thirty different colonies. Bees were tested for <italic>Varroa destructor</italic> infestation, microsporidia <italic>Vairimorpha</italic> spp. infection, acute bee paralysis virus (ABPV) and deformed wing virus (DWV). Colonies with a greater genetic diversity of workers in colonies were more infested with <italic>Varroa</italic> mites than genetically uniform colonies. <italic>Varroa</italic> infestation was not found to be associated directly with the weakening of bee colonies after winter. The two experimental groups had a similar number of colonies infected with <italic>Vairimorpha</italic>, and viruses. Intensity of <italic>Varroa</italic> infestation and <italic>Vairimorpha</italic> infection did not significantly affect the overwintering of bee colonies. Colonies in which DWV was detected significantly weakened during overwintering.</p>
</abstract>

Two different levels of diversity within a colony were compared for the prevalence of pathogens and diseases. Lower genetic diversity was obtained in the colonies in which the queens were inseminated with semen collected from drones originating from a single colony, while greater was obtained in the colonies with queens inseminated with semen from drones of thirty different colonies. Bees were tested for Varroa destructor infestation, microsporidia Vairimorpha spp. infection, acute bee paralysis virus (ABPV) and deformed wing virus (DWV). Colonies with a greater genetic diversity of workers in colonies were more infested with Varroa mites than genetically uniform colonies. Varroa infestation was not found to be associated directly with the weakening of bee colonies after winter. The two experimental groups had a similar number of colonies infected with Vairimorpha, and viruses. Intensity of Varroa infestation and Vairimorpha infection did not significantly affect the overwintering of bee colonies. Colonies in which DWV was detected significantly weakened during overwintering.

Health Status of Honeybee Colonies Differing in Genetic Intra-Colonial Diversity

Journal of Apicultural Science

This work is licensed under the Creative Commons Attribution 4.0 International License.

{"article-title":"Health Status of Honeybee Colonies Differing in Genetic Intra-Colonial Diversity"}

Two different levels of diversity within a colony were compared for the prevalence of pathogens and diseases. Lower genetic diversity was obtained in the...

Health Status of Honeybee Colonies Differing in Genetic Intra-Colonial Diversity

Article Category: Original Article

Publié en ligne: 30 juin 2023

Pages: 15 - 26

Reçu: 02 déc. 2022

Accepté: 22 mars 2023

DOI: https://doi.org/10.2478/jas-2023-0002

Mots clés
ABPV, DWV, genetic diversity, polyandry,

© 2023 Dariusz Gerula, published by Sciendo

This work is licensed under the Creative Commons Attribution 4.0 International License.

Health Status of Honeybee Colonies Differing in Genetic Intra-Colonial Diversity

Article Category: Original Article

Publié en ligne: 30 juin 2023

Pages: 15 - 26

Reçu: 02 déc. 2022

Accepté: 22 mars 2023

DOI: https://doi.org/10.2478/jas-2023-0002

Mots clésABPV, DWV, genetic diversity, polyandry,

© 2023 Dariusz Gerula, published by Sciendo

This work is licensed under the Creative Commons Attribution 4.0 International License.

Mots clés
ABPV, DWV, genetic diversity, polyandry,