Results 21 to 30 of about 7,099 (237)

Evidence for multiple mating by female eastern carpenter bees, Xylocopa virginica (Hymenoptera: Apidae)

open access: yesCanadian Entomologist, 2023
Relatedness within groups is influenced by the mating patterns of founders: the more parents that contribute to a group, the lower the relatedness of their offspring.
Lyndon B. Duff   +3 more
semanticscholar   +1 more source

The Recent Spread of the Carpenter Bee Xylocopa pubescens (Hymenoptera, Apidae) in Europe, and First Record for the Aegean Archipelago

open access: yesSociobiology, 2023
The African species Xylocopa pubescens Spinola (Hymenoptera, Apidae) has recently stabilized in some European countries such as Cyprus, Greece, and Spain.
R. Catania
semanticscholar   +1 more source

Identification and Morphological Description of Xylocopa species (Xylocopidae: Hymenoptera) in North East of Libya

open access: yesمجلة المختار للعلوم, 2019
The paper aimed to identify and describe the taxonomic morphological structure of Xylocopa species in North Eastern Libya. The samples were collected from different natural sites of Aljabal Alakhder region, identified, and morphological description and ...
Marwa Y. H. Elmabruk, Ali A. Bataw
doaj   +1 more source

Temporal variation in flower-visiting insects of Calotropis gigantea in the Southern Province of Sri Lanka

open access: yesRuhuna Journal of Science, 2022
Calotropis gigantea (Giant milkweed) is a medicinal plant native to a few Asian countries including Sri Lanka. However, the plant is considered invasive in countries such as Australia, the USA and Brazil.
W.P.S.N. Wijeweera   +3 more
doaj   +1 more source

Studies on diversity, abundance and pollination efficiency of insect pollinators and pollination mechanism involved in sunnhemp (Crotalaria juncea L.)

open access: yesElectronic Journal of Plant Breeding, 2019
Biodiversity of insect pollinator’s species visiting sunnhemp crop was studied in TNAU Coimbatore, India. Fifteen insect species belonging to four orders were recorded from sunnhemp flowers, of which nine belongs to order Hymenoptera, two to ...
S.R. Rakesh   +3 more
doaj   +1 more source

A importância da abelha mamangava (Xylocopa) para a polinização da flor do maracujá-amarelo (Passiflora eduli).

open access: yesDiversitas Journal, 2023
Atualmente, o Brasil é considerado o maior produtor de maracujá-amarelo do mundo. A polinização do maracujazeiro é efetivada unicamente pela abelha do gênero (Xylocopa spp.), mais conhecida por mamangava, mangangá ou vespa-de-rodeio.
Juliana Dantas dos Santos, K. S. Bezerra
semanticscholar   +1 more source

Pollination of Sedirea japonica (Orchidaceae) by Bombus diversus diversus (Hymenoptera: Apidae)

open access: yesEuropean Journal of Entomology, 2013
There are no records of the pollinators of many orchids even though the Orchidaceae are often cited as the example of an intimate relationship between plants and their pollinators.
Kenji SUETSUGU, Koji TANAKA
doaj   +1 more source

Plant-Pollinator Interaction Rewiring Boosts Year-to-Year Community Persistence. [PDF]

open access: yesEcol Lett
Our study shows that year‐to‐year changes in plant–pollinator interactions are not random but structured to enhance pollinator persistence, buffering communities against environmental fluctuations. Using a uniquely resolved 8‐year dataset from 12 sites, we reveal that these shifts are primarily driven by changes in phenology and abundance of the ...
Domínguez-Garcia V   +4 more
europepmc   +2 more sources

Carpenter Bees (Xylocopa) Harbor a Distinctive Gut Microbiome Related to That of Honey Bees and Bumble Bees

open access: yesApplied and Environmental Microbiology, 2022
Gut microbiomes from social bees, such as honey bees and bumble bees, are conserved and consist of host-restricted bacteria that are transmitted among sterile female workers within a colony and that are important to the health of these key insect ...
Jo-anne C. Holley   +4 more
semanticscholar   +1 more source

A new species of the carpenter bee genus Xylocopa from the Sarawat Mountains in southwestern Saudi Arabia (Hymenoptera, Apidae)

open access: yesZooKeys, 2017
A new species of the carpenter bee genus Xylocopa Latreille (Xylocopinae: Xylocopini) is described and figured from two localities in southern Saudi Arabia. Xylocopa (Koptortosoma) sarawatica Engel, sp. n.
Michael S. Engel   +4 more
doaj   +3 more sources

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