Results 11 to 20 of about 7,637 (280)

The First Record of Calvolia summersi (Mostafa, 1970) (Acari: Winterschmidtiidae) from the Oriental Region and a new record of host association with Xylocopa (Ctenoxylocopa) fenestrata (Fabricius, 1798) with a review on Xylocopa-mite associations in India

open access: yesSociobiology, 2023
Mites have long been associated with bees, often showing a close relationship with particular taxa, probably due to a co-evolutionary process. The present study is the first confirmation on the occurrence of the mite species Calvolia summersi (Mostafa ...
Dibyajyoti Ghosh   +2 more
doaj   +2 more sources

New locality records for Xylocopa (Hymenoptera: Apidae: Xylocopinae) fauna of Turkey

open access: yesБіологічні студії, 2022
Background. The article presents the results of the research on carpenter bees (Hymenoptera: Apidae: Xylocopinae: Xylocopa) housed in the Lodos Entomological Museum (Ege University, Izmir, Turkey).
S. Tezcan, I. Skyrpan
doaj   +2 more sources

The effects of meliponicultural use of Tetragonula laeviceps on other bee pollinators and pollination efficacy of lemon [PDF]

open access: yesPeerJ
The augmentation of pollination success in lemon (Citrus limon Eureka) flowers remains contingent on the involvement of bee pollinators. With wild bee pollinator populations declining in agroecosystems, meliponiculture has emerged as a potential option ...
Muhamad Aldi Nurdiansyah   +4 more
doaj   +3 more sources

Selectividad polínica de dos especies de abejas solitarias del Género Xylocopa en Argentina (Hymenoptera: Anthophoridae) [PDF]

open access: green, 1991
Fil: Abrahamovich, Alberto H.. División Entomología. Facultad de Ciencias Naturales y Museo. Universidad Nacional de La Plata; ArgentinaFil: Girarde, Susana B.. Cátedra de Palinología. Facultad de Ciencias Naturales y Museo.
Abrahamovich, Alberto H.   +1 more
core   +2 more sources

Estimating body size in the large carpenter bees (<i>Xylocopa</i>)

open access: diamondJournal of Melittology
Body size is a salient functional trait in bees, with implications for reproductive fitness, pollination ecology, and responses to environmental change.
Madeleine M. Ostwald   +4 more
openalex   +3 more sources

Study on Floral Syndrome and Breeding System of an Endangered Species <i>Rhododendron nymphaeoides</i>. [PDF]

open access: yesEcol Evol
This study divided the flowering process of Rhododendron nymphaeoides into five periods and systematically investigated the floral traits, pollen morphology and viability, optimal solid media for in vitro pollen germination, storage temperature screening, pollen–ovule ratio and hybridization index, stigma receptivity, the effects of different ...
Luo J   +9 more
europepmc   +2 more sources

The genome sequence of the Violet Carpenter Bee, Xylocopa violacea (Linnaeus, 1785): a hymenopteran species undergoing range expansion. [PDF]

open access: yesHeredity (Edinb)
We present a reference genome assembly from an individual male Violet Carpenter Bee (Xylocopa violacea, Linnaeus, 1758). The assembly is 1.02 gigabases in span. 48% of the assembly is scaffolded into 17 pseudo-chromosomal units.
Nash WJ   +21 more
europepmc   +3 more sources

Pollinator-dependence and specialization in three sunbird-pollinated, fire-stimulated flowering species. [PDF]

open access: yesPlant Biol (Stuttg)
Through field observations and experimental verification, we found that three bird‐pollinated plant species with fire‐stimulated flowering specialize in, and heavily depend on, sunbirds for pollination and reproduction. Abstract Fires dramatically reduce both floral resources and pollinator abundance, potentially compromising flowering plant ...
Mantintsilili A   +3 more
europepmc   +2 more sources

Fine-tuning the buzz: comparing visitation frequency and pollination effectiveness in plant-pollinator networks. [PDF]

open access: yesNew Phytol
Summary Ecological network approaches have advanced our understanding of how species interactions influence community and evolutionary dynamics. However, a key limitation is that most network analyses rely solely on visitation data, often overlooking functional aspects of interactions.
Valadão-Mendes LB   +4 more
europepmc   +2 more sources

The earliest large carpenter bee (Xylocopa) and its adhering pollen (Araliaceae, Theaceae). [PDF]

open access: yesPaleobiodivers Paleoenviron
The association of pollinators with their host plants is a critical element of ecosystem functioning and one that is usually determined indirectly in the fossil record from specific morphological traits of flowers or putative pollinating animals.
Geier C   +6 more
europepmc   +2 more sources

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