Tree-dimensional resources: hedgerow and orchard pollen for bumble bees

Intensive landscape modifications have led to the loss of floral resources, partly in early spring when bumble bee queens need suitable pollen to establish their brood. Adequate floral resources are also crucial to mitigate parasite infection, a stress compromising reproductive success. Among early...

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Main Authors: Gekière, Antoine, Michel, Apolline, Semay, Irène, Tourbez, Clément, Begou, Martin, Michez, Denis, Gerbaux, Pascal, Vanderplanck, Maryse
Format: Article
Language:English
Published: Académie des sciences 2023-06-01
Series:Comptes Rendus. Chimie
Subjects:
Online Access:https://comptes-rendus.academie-sciences.fr/chimie/articles/10.5802/crchim.231/
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author Gekière, Antoine
Michel, Apolline
Semay, Irène
Tourbez, Clément
Begou, Martin
Michez, Denis
Gerbaux, Pascal
Vanderplanck, Maryse
author_facet Gekière, Antoine
Michel, Apolline
Semay, Irène
Tourbez, Clément
Begou, Martin
Michez, Denis
Gerbaux, Pascal
Vanderplanck, Maryse
author_sort Gekière, Antoine
collection DOAJ
description Intensive landscape modifications have led to the loss of floral resources, partly in early spring when bumble bee queens need suitable pollen to establish their brood. Adequate floral resources are also crucial to mitigate parasite infection, a stress compromising reproductive success. Among early blooming trees, willows represent an important and highly suitable pollen resource. Alas, riparian areas and their associated willows have been declining. In this study, we found that hedgerow and orchard pollen were at least as suitable as willow pollen for bumble bee survival and microcolony development. Moreover, orchard pollen seemed an interesting candidate to help reduce parasite infection, but unlikely due to its flavonoids. Such non-willow trees could then be favoured in agri-environmental schemes implemented in bee conservation strategies, but pollen chemicals underlying beneficial effects remain to be determined.
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spelling doaj.art-0971ac1fff844dcdb7c42cffe7ce766e2025-02-07T13:38:15ZengAcadémie des sciencesComptes Rendus. Chimie1878-15432023-06-0126S218920310.5802/crchim.23110.5802/crchim.231Tree-dimensional resources: hedgerow and orchard pollen for bumble beesGekière, Antoine0https://orcid.org/0000-0001-5337-1305Michel, Apolline1Semay, Irène2https://orcid.org/0000-0002-4197-0316Tourbez, Clément3https://orcid.org/0000-0003-1783-5824Begou, Martin4Michez, Denis5https://orcid.org/0000-0001-8880-1838Gerbaux, Pascal6https://orcid.org/0000-0001-5114-4352Vanderplanck, Maryse7https://orcid.org/0000-0002-0110-8019Laboratory of Zoology, Research Institute for Biosciences, University of Mons, Mons, BelgiumLaboratory of Zoology, Research institute for Biosciences, University of Mons, Mons, BelgiumOrganic Synthesis and Mass Spectrometry Laboratory, Research Institute for Biosciences, University of Mons, Mons, BelgiumLaboratory of Zoology, Research institute for Biosciences, University of Mons, Mons, BelgiumLaboratory of Zoology, Research institute for Biosciences, University of Mons, Mons, BelgiumLaboratory of Zoology, Research institute for Biosciences, University of Mons, Mons, BelgiumOrganic Synthesis and Mass Spectrometry Laboratory, Research Institute for Biosciences, University of Mons, Mons, BelgiumCEFE, Univ Montpellier, CNRS, EPHE, IRD, Montpellier, FranceIntensive landscape modifications have led to the loss of floral resources, partly in early spring when bumble bee queens need suitable pollen to establish their brood. Adequate floral resources are also crucial to mitigate parasite infection, a stress compromising reproductive success. Among early blooming trees, willows represent an important and highly suitable pollen resource. Alas, riparian areas and their associated willows have been declining. In this study, we found that hedgerow and orchard pollen were at least as suitable as willow pollen for bumble bee survival and microcolony development. Moreover, orchard pollen seemed an interesting candidate to help reduce parasite infection, but unlikely due to its flavonoids. Such non-willow trees could then be favoured in agri-environmental schemes implemented in bee conservation strategies, but pollen chemicals underlying beneficial effects remain to be determined.https://comptes-rendus.academie-sciences.fr/chimie/articles/10.5802/crchim.231/Tree pollenWillowBumble beeParasiteOrchardHedgerowFlavonoids
spellingShingle Gekière, Antoine
Michel, Apolline
Semay, Irène
Tourbez, Clément
Begou, Martin
Michez, Denis
Gerbaux, Pascal
Vanderplanck, Maryse
Tree-dimensional resources: hedgerow and orchard pollen for bumble bees
Comptes Rendus. Chimie
Tree pollen
Willow
Bumble bee
Parasite
Orchard
Hedgerow
Flavonoids
title Tree-dimensional resources: hedgerow and orchard pollen for bumble bees
title_full Tree-dimensional resources: hedgerow and orchard pollen for bumble bees
title_fullStr Tree-dimensional resources: hedgerow and orchard pollen for bumble bees
title_full_unstemmed Tree-dimensional resources: hedgerow and orchard pollen for bumble bees
title_short Tree-dimensional resources: hedgerow and orchard pollen for bumble bees
title_sort tree dimensional resources hedgerow and orchard pollen for bumble bees
topic Tree pollen
Willow
Bumble bee
Parasite
Orchard
Hedgerow
Flavonoids
url https://comptes-rendus.academie-sciences.fr/chimie/articles/10.5802/crchim.231/
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