Results 51 to 60 of about 721 (171)

DNA barcoding insufficiently identifies European wild bees (Hymenoptera, Anthophila) due to undefined species diversity, genus‐specific barcoding gaps and database errors

open access: yesMolecular Ecology Resources, Volume 24, Issue 5, July 2024.
Abstract Recent declines in insect abundances, especially populations of wild pollinators, pose a threat to many natural and agricultural ecosystems. Traditional species monitoring relies on morphological character identification and is inadequate for efficient and standardized surveys.
Šet Janko   +7 more
wiley   +1 more source

Biology ofXylocopa violacea(Hymenoptera): In‐nest ethology [PDF]

open access: yesItalian Journal of Zoology, 1996
Abstract Nest‐building behaviour was studied in Xylocopa violacea, with particular attention to that exhibited in the construction of each cell, from the formation of the pollen paste to the construction of the diaphragm. Seven inside characteristics of 28 nests excavated in dried Arundo donax canes were determined. The cell length ranged from 14 to 20
openaire   +1 more source

Life cycle of Huarpea fallax (Hymenoptera: Sapygidae) in a xeric forest in Argentina [PDF]

open access: yes, 2014
This study describes the life cycle of Huarpea fallax (Hymenoptera: Sapygidae) in a xeric forest in La Pampa province, Argentina. This cleptoparasitic wasp attacks the nests of two species of leaf-cutter bees: Megachile catamarcensis and Anthidium ...
Torretta, Juan Pablo
core   +2 more sources

Biology of Xylocopa (Xylocopa) violacea (L. 1758) (Hymenoptera: Apidae): nest morphology

open access: yes, 1995
(Uploaded by Plazi from the Biodiversity Heritage Library) No abstract provided.
openaire   +1 more source

Conservation Assessment for Whorled Rosinweed (Silphium trifoliatum L.) [PDF]

open access: yes, 2004
issued October 1, 2004Report issued on: October 1, 2004INHS Technical Report prepared for USDA Forest Service, Eastern ...
Molano-Flores, Brenda
core  

Analisi comparata dell’architettura e della costruzione dei nidi negli Xylocopinae (Hymenoptera: Apidae) I: i diaframmi delle celle pedotrofiche [PDF]

open access: yes, 2016
COMPARATIVE ANALYSIS OF NEST ARCHITEPTURE AND CONSTRUCTION IN THE XYLOCOPINAE (HYMENOPTERA: APIDAE) I: PAEDOTROPHIC CELL DIAPHRAGMS The dimensional and qualitative characteristics of paedotrophic cell diaphragms and their construction by Xylocopa ...
Vicidomini, Salvatore
core   +2 more sources

A review of the Xylocopa species (Hymenoptera: Apidae) of Israel [PDF]

open access: yes, 2012
In this paper we list ten Xylocopa species from Israel, X. fenestrata, X. iris, X. olivieri, X. pubescens, X. rufa, X. sulcatipes, X. ustulata, X. valga, X. va­rentzowi and X. violacea.
Guershon, Moshe, Ionescu-Hirsch, Armin
core   +1 more source

Assessment of Bee Diversity and Abundance (Hymenoptera: Apoidea) on Caesalpinia bonduc L. during the Flowering Season in the Southwestern Aravalli Region (Abu Road), Sirohi, Rajasthan, India [PDF]

open access: yes
The aim of the present study was to document the diversity and abundance of bee species visiting Caesalpinia bonduc (Family: Fabaceae), a plant species found in the foothills of the Aravalli range, in the south-western Rajasthan area of Abu Road Tehsil ...
Charan, Santosh Kumar, Devanda, Mahendra
core   +2 more sources

Biology of Xylocopa (Xylocopa) violacea (L. 1758) (Hymenoptera: Apidae): egg

open access: yes, 1997
(Uploaded by Plazi from the Biodiversity Heritage Library) No abstract provided.
openaire   +1 more source

Exploring the Diverse Range of Bee Pollinators Associated with the Medicinal Plant Vitex negundo (Lamiaceae) in West Bengal, India [PDF]

open access: yes
Chinese chaste tree, Vitex negundo L., (family Lamiaceae) is an important medicinal plant. The present study focused on the floral morphology and the diversity of bees pollinating its flowers in three different geographical regions of West Bengal ...
A, Rameshkumar   +6 more
core   +2 more sources

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