Results 41 to 50 of about 721 (171)

Biologia di Xylocopa (Xylocopa) violacea (L., 1758): specie di fiori visitate dalla femmina (Hymenoptera: Apidae) [PDF]

open access: yes, 2016
BIOLOGY OF XYLOCOPA (XYLOCOPA) VIOLACEA (L., 1758): FEMALE FEEDING FLOWERS (HYMENOPTERA: APIDAE) Forty-two species and varieties of flowers on which X. violacea usually forage were identified.
Vicidomini, Salvatore
core   +2 more sources

Descriptions of new gynandromorphs of Xylocopa augusti Lepeletier (Hymenoptera: Apidae: Xylocopini) from Argentina [PDF]

open access: yes, 2022
Gynandromorphs are individuals that display both male and female features throughout the body and are rarely found in nature. We document and describe two new gynandromorphs of the large carpenter bee Xylocopa (Neoxylocopa) augusti reared from a trap ...
Almada, Valentín   +4 more
core   +3 more sources

Biological Flora of Britain and Ireland: Cytisus scoparius*

open access: yesJournal of Ecology, Volume 113, Issue 7, Page 1877-1933, July 2025.
Broom is an attractive and common native plant across Britain, Ireland and most of Europe, and yet it is considered a harmful and invasive weed around the rest of the world. This is aided by broom thriving on poor dry soils, helped by using green stems for photosynthesis and having root nodules to fix nitrogen.
Peter A. Thomas   +9 more
wiley   +1 more source

Xylocopa violacea

open access: yes, 2011
Xylocopa (s.str.) violacea (LINNAEUS 1758) D i s t r i b u t i o n: North Africa, Southern and Central Europe, Iran, Iraq, Turkey (WARNCKE 1982b), Cyprus, Syria (SCHEDL 2007), Turkey: Antalya, Bursa, Isparta, Hakkari, Niğde, İçel, Konya (WARNCKE 1982b).
openaire   +1 more source

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 [PDF]

open access: yes, 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 ...
Acharya, Shelley   +2 more
core   +2 more sources

Landscape influence on pollinator population genetic connectivity

open access: yesInsect Conservation and Diversity, Volume 18, Issue 3, Page 285-302, May 2025.
We analysed 113 studies from 59 countries, covering 96 bee and 21 hoverfly species, to review the evidence of environmental and landscape effects on the population genetic connectivity in pollinators. Environmental conditions (precipitation and temperature), topography (elevation and sea), and land use (agriculture, deforestation, urbanisation) were ...
Anna Schleimer, Alain C. Frantz
wiley   +1 more source

Xylocopa violacea

open access: yes, 2018
Published as part of Schedl, Wolfgang, 2018, Ergänzungen zur Holzbienenfauna Kärntens (Hymenoptera: Apidae, Xylocopinae), pp.
openaire   +2 more sources

Un ginandromorfo de Xylocopa nigrocincta Smith (Hymenoptera: Apidae) [PDF]

open access: yes, 2009
We describe a mixed gynandromorph of Xylocopa (Neoxylocopa) nigrocincta from a single specimen from Argentina. The specimen presents bilateral asymmetry, with the right half of its head displaying male characters and the left half displaying female ...
Abrahamovich, Alberto Horacio   +2 more
core   +2 more sources

REVISION OF THE GENUS XYLOCOPALATREILLE, 1802 (HYMENOPTERA,APIDAE) WITH A NEW RECORD OF SPECIES IN IRAQ [PDF]

open access: yes, 2023
In this study, the genus XylocopaLatreille, 1802(Hymenoptera: Apidae) was revised. There were 4 species registered in our investigations:X.hottentottaSmith, 1854; X. olivieriLepeletier, 1841; X.pubescensSpinola, 1838 and X. valgaGerstäcker,
Feryal Bahjat Hermize   +2 more
core   +2 more sources

Pollinator diversity of the food‐deceptive orchids in southern Italy

open access: yesPlant Biology, Volume 26, Issue 7, Page 1144-1153, December 2024.
Pollinator diversity plays an important role in the survival of food‐deceptive orchids and expands the limited knowledge about the pollination processes of Euro‐Mediterranean orchids. Abstract The orchid family is renowned for its enormous diversity in pollination biology.
F. Carlomagno   +4 more
wiley   +1 more source

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