Results 101 to 110 of about 5,915 (222)

Occurrence of deformed wing virus variants in the stingless Melipona subnitida and honey Apis mellifera bee populations in North Eastern Brazil [PDF]

open access: yes, 2019
Deformed wing virus (DWV) is now a global insect pathogen. Brazilian stingless bees are a diverse group often managed in close proximity to honey bees. We investigated the prevalence and load of DWV in 33 stingless bees (Melipona subnitida) and 12 honey
Correia-Oliveira, ME   +4 more
core   +2 more sources

Atividade externa e coleta de recursos em ninhos naturais por campeiras da abelha canudo Scaptotrigona bipunctata (Hymenoptera, Apidae, Meliponini). [PDF]

open access: yes, 2018
O objetivo desse trabalho foi investigar a atividade externa e a coleta de recursos por campeiras da abelha canudo (Scaptotrigona bipunctata), a partir de dois ninhos naturais.
FREITAS, B. M.   +5 more
core  

Body size variation, abundance and control techniques of Pseudohypocera kerteszi, a plague of stingless bee keeping. [PDF]

open access: yes, 2015
A common technique used to control phorid fly infestations on stingless bee?s nests is the use of traps with commercial vinegars, especially the red wine vinegar, which is stated to be more efficient than the white wine vinegar.
CONTRERA, F. A. L.   +2 more
core  

Una especie nueva de Trigonisca y nuevos registros de abejas sin aguijón para la Argentina (Hymenoptera: Apidae)

open access: yesCaldasia, 2018
Una especie nueva de Trigonisca es descrita para el Noroeste de Argentina, Trigonisca sachamiski sp. nov., la cual se distribuye en las provincias de Salta y Jujuy. Se presentan también mapas de distribución, notas comparativas y sinopsis de las especies
Leopoldo Jesus Alvarez, Mariano Lucia
doaj   +1 more source

Notas sistemáticas sobre abejas Meliponini del Chaco (Hymenoptera, Apidae) Systematic notes on Meliponini bees of the Chaco Region (Hymenoptera, Apidae)

open access: yesRevista del Museo Argentino de Ciencias Naturales, 2010
Se tratan dos especies características de la Región Chaqueña: Scaptotrigona jujuyensis (Schrottky) y Lestrimelitta chacoana n. sp. Se clarifica la identidad de Trigona jujuyensis Schrottky, 1911, y se le designa un neotipo. Se presentan descripciones, ilustraciones y datos de distribución para cada especie.Two species characteristic of the Chaco region
openaire   +2 more sources

Olfactory learning in the stingless bee Tetragonisca angustula (Hymenoptera, Apidae, Meliponini)

open access: yesJournal of Comparative Physiology A, 2010
Tetragonisca angustula stingless bees are considered as solitary foragers that lack specific communication strategies. In their orientation towards a food source, these social bees use chemical cues left by co-specifics and the information obtained in previous foraging trips by the association of visual stimuli with the food reward.
Mc Cabe, Sofia Ines   +1 more
openaire   +3 more sources

Taxonomic notes with update of records of Trigona (Dichrotrigona) Engel, 2021 (Hymenoptera: Apidae: Meliponini)

open access: yesEntomoBrasilis
In this paper, we provide taxonomic notes for species of the Trigona (Dichrotrigona) Engel, 2021, with additional photographs. An identification key and a distribution map of the species of this subgenus is also provided here.
Cristiano Feitosa Ribeiro   +2 more
doaj   +1 more source

Coleta de recursos e atividade externa de abelhas campeiras de Scaptotrigona sp. e Plebeia aff. flavocincta (Hymenoptera, Apidae, Meliponini) no Semiárido da Caatinga. [PDF]

open access: yes, 2015
Este trabalho avaliou a qualidade de recursos e a atividade externa de abelhas campeiras de Scaptotrigona sp. e Plebeia aff.
FELIPE NETO, C. A. L.   +6 more
core  

Polinização de pepino, Cucumis sativus L. (Cucurbitales: Cucurbitaceae), pelas abelhas sem ferrão Scaptotrigona aff. depilis moure e Nannotrigona testaceicornis lepeletier (Hymenoptera: Meliponini) em casas de vegetação [PDF]

open access: yes
When for a successful fruit development the fertilization of flowers is necessary, bees can be used as crop-pollinators in greenhouses. In the present study, we investigated the effectiveness of the stingless bees Scaptotrigona aff.
BEGO, Luci R.   +2 more
core   +1 more source

Comparação entre o volume e número de grãos de pólen na determinação floral do mel coletado de Scaptotrigona bipunctata (Hymenoptera, Apidae, Meliponini) em diferentes períodos do ano em Fortaleza, Ceará. [PDF]

open access: yes, 2016
A abelha sem ferrão Scaptotrigona bipunctata é uma abelha pouco conhecida tanto em seu comportamento alimentar quanto na sua biologia gera l. O objetivo desse trabalho foi comparar o número e o volume de grãos de pólen encontrados em amostras de mel ...
ALVES, J. E.   +3 more
core  

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