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Honey bee colony loss rates in 37 countries using the COLOSS survey for winter 2019–2020: the combined effects of operation size, migration and queen replacement

dc.contributor.authorGray, Alison
dc.contributor.authorAdjlane, Noureddine
dc.contributor.authorArab, Alireza
dc.contributor.authorBallis, Alexis
dc.contributor.authorBrusbardis, Valters
dc.contributor.authorBugeja Douglas, Adrian
dc.contributor.authorCadahía, Luis
dc.contributor.authorCharrière, Jean-Daniel
dc.contributor.authorChlebo, Robert
dc.contributor.authorCoffey, Mary F.
dc.contributor.authorCornelissen, Bram
dc.contributor.authorCosta, Cristina Amaro Da
dc.contributor.authorDanneels, Ellen
dc.contributor.authorDanihlík, Jiří
dc.contributor.authorDobrescu, Constantin
dc.contributor.authorEvans, Garth
dc.contributor.authorFedoriak, Mariia
dc.contributor.authorForsythe, Ivan
dc.contributor.authorGregorc, Aleš
dc.contributor.authorIlieva Arakelyan, Iliyana
dc.contributor.authorJohannesen, Jes
dc.contributor.authorKauko, Lassi
dc.contributor.authorKristiansen, Preben
dc.contributor.authorMartikkala, Maritta
dc.contributor.authorMartín-Hernández, Raquel
dc.contributor.authorMazur, Ewa
dc.contributor.authorMedina-Flores, Carlos Aurelio
dc.contributor.authorMutinelli, Franco
dc.contributor.authorOmar, Eslam M.
dc.contributor.authorPatalano, Solenn
dc.contributor.authorRaudmets, Aivar
dc.contributor.authorSan Martin, Gilles
dc.contributor.authorSoroker, Victoria
dc.contributor.authorStahlmann-Brown, Philip
dc.contributor.authorStevanovic, Jevrosima
dc.contributor.authorUzunov, Aleksandar
dc.contributor.authorVejsnaes, Flemming
dc.contributor.authorWilliams, Anthony
dc.contributor.authorBrodschneider, Robert
dc.date.accessioned2023-01-04T12:00:46Z
dc.date.available2023-01-04T12:00:46Z
dc.date.issued2022
dc.description.abstractThis article presents managed honey bee colony loss rates over winter 2019/20 resulting from using the standardised COLOSS questionnaire in 37 countries. Six countries were from outside Europe, including, for the first time in this series of articles, New Zealand. The 30,491 beekeepers outside New Zealand reported 4.5% of colonies with unsolvable queen problems, 11.1% of colonies dead after winter and 2.6% lost through natural disaster. This gave an overall colony winter loss rate of 18.1%, higher than in the previous year. The winter loss rates varied greatly between countries, from 7.4% to 36.5%. 3216 beekeepers from New Zealand managing 297,345 colonies reported 10.5% losses for their 2019 winter (six months earlier than for other, Northern Hemisphere, countries). We modelled the risk of loss as a dead/empty colony or from unresolvable queen problems, for all countries except New Zealand. Overall, larger beekeeping operations with more than 50 colonies experienced significantly lower losses (p < 0.001). Migration was also highly significant (p < 0.001), with lower loss rates for operations migrating their colonies in the previous season. A higher proportion of new queens reduced the risk of colony winter loss (p < 0.001), suggesting that more queen replacement is better. All three factors, operation size, migration and proportion of young queens, were also included in a multivariable main effects quasi-binomial GLM and all three remained highly significant (p < 0.001). Detailed results for each country and overall are given in a table, and a map shows relative risks of winter loss at the regional level.pt_PT
dc.description.versioninfo:eu-repo/semantics/publishedVersionpt_PT
dc.identifier.citationGray, Alison, Noureddine Adjlane, Alireza Arab, Alexis Ballis, Valters Brusbardis, Adrian Bugeja Douglas, Luis Cadahía, et al. «Honey Bee Colony Loss Rates in 37 Countries Using the COLOSS Survey for Winter 2019–2020: The Combined Effects of Operation Size, Migration and Queen Replacement». Journal of Apicultural Research, 6 de setembro de 2022, 1–7. https://doi.org/10.1080/00218839.2022.2113329.pt_PT
dc.identifier.doi10.1080/00218839.2022.2113329pt_PT
dc.identifier.urihttp://hdl.handle.net/10400.19/7485
dc.language.isoengpt_PT
dc.peerreviewedyespt_PT
dc.subjectApis melliferapt_PT
dc.subjectcitizen sciencept_PT
dc.subjectmortalitypt_PT
dc.subjectrisk factorspt_PT
dc.subjectmonitoring surveyspt_PT
dc.titleHoney bee colony loss rates in 37 countries using the COLOSS survey for winter 2019–2020: the combined effects of operation size, migration and queen replacementpt_PT
dc.typejournal article
dspace.entity.typePublication
oaire.citation.endPage7pt_PT
oaire.citation.startPage1pt_PT
oaire.citation.titleJournal of Apicultural Researchpt_PT
person.familyNameAmaro da Costa
person.givenNameCristina Isabel
person.identifier.ciencia-id4B16-176A-223A
person.identifier.orcid0000-0001-8625-2206
rcaap.rightsopenAccesspt_PT
rcaap.typearticlept_PT
relation.isAuthorOfPublicationd58c2d3b-f869-429d-9152-89f5b03bd781
relation.isAuthorOfPublication.latestForDiscoveryd58c2d3b-f869-429d-9152-89f5b03bd781

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