Results 61 to 70 of about 30,792 (242)

Identification of africanized honey bee (Hymenoptera: apidae) mitochondrial DNA: validation of a rapid polymerase chain reaction-based assay [PDF]

open access: yes, 2003
Polymerase chain reaction (PCR)-ampliÞed mitochondrialDNA(mtDNA)assays have been used in studies of the Africanization process in neotropical feral and managed honey bee populations.
Coulson, Robert N.   +5 more
core   +1 more source

Do Glycogen Content and Thermal Preference in Worker Bees Vary Depending on Geographical Origin? A Comparison of Carniolan Honeybees, Central European Honeybees and Caucasian Honeybees

open access: yesAgriculture, 2023
Among the honeybee subspecies, Polish beekeepers most commonly rear three of them, i.e., Apis mellifera carnica, A. m. mellifera and A. m. caucasica. They differ in morphological and physiological features.
Przemysław Grodzicki   +3 more
doaj   +1 more source

Juvenile hormone promotes flight activity in drones (Apis mellifera carnica) [PDF]

open access: yesApidologie, 1997
Afin de verifier l'hypothese selon laquelle l'hormone juvenile (JH) stimule l'activite de vol chez les abeilles en general, des mâles âges de 2 a 5 jours ont recu une application de 5 ou de 10 μg de JH III. Les mâles ont ete marques a l'emergence et introduits dans des ruchettes de Kirchhain au sein de petites colonies (2 000 ouvrieres et une reine). L'
S. de Oliveira Tozetto   +2 more
openaire   +1 more source

Effect of season and behavioral activity on the hypopharyngeal glands of three honey bee Apis mellifera L. races under stressful climatic conditions of central Saudi Arabia [PDF]

open access: yesJournal of Hymenoptera Research, 2019
Honey production gains are needed to deal with high demand in Saudi Arabia. The honey bee races are facing stressful hot-arid weather conditions that can affect different aspects of physiology and behavior.
Hussain Ali   +5 more
doaj   +3 more sources

In Search of Apis mellifera pomonella in Kazakhstan

open access: yesLife, 2023
Apis mellifera pomonella is one of two subspecies that represent the eastern limits of honey bee (Apis mellifera) distribution, and it is important to understand its biogeography and evolution. Despite this, A. m. pomonella was not investigated after its
Kamshat Temirbayeva   +4 more
doaj   +1 more source

First record of Neocypholaelaps apicola from beehives in Hungary (Acari: Mesostigmata: Ameroseiidae): re-description and DNA barcoding [PDF]

open access: yes, 2015
Following the first incident in Belgium, the second European record of the honeybee hive inhabiting mite, Neocypholaelaps apicola Delfinado-Baker et Baker, 1983, is presented from Budapest, Hungary.
Bozsik, Gábor   +3 more
core   +1 more source

Body Characteristic of Drones of Different Origin

open access: yesFolia Veterinaria, 2023
Computer-based methods help beekeepers and scientists in apidology and bee research. Using software Optika Vision Pro in this study, three body morphological characteristics has been applied to honeybees’ drones (Apis mellifera carnica) of different ...
Sabo Rastislav   +2 more
doaj   +1 more source

Getting more than a fair share: nutrition of worker larvae related to social parasitism in the Cape honey bee Apis mellifera capensis [PDF]

open access: yes, 2002
Besides activation of ovaries and thelytokous reproduction of Cape workers, larval nutrition is an important aspect in parasitism of the African honey bee.
Allsopp, M.H.   +3 more
core   +2 more sources

The complete mitochondrial genome of the dusky brown-gray–colored honeybee, Apis mellifera (insecta: Hymenoptera: Apidae) of New Zealand

open access: yesMitochondrial DNA. Part B. Resources, 2018
We analyzed the complete mitochondrial genome of the dusky brown-gray–colored honeybee Apis mellifera, collected from North Island, New Zealand. We determined that the mitochondrial genome was a 16,336 bp and predicted 13 protein-coding genes (PCGs), 22 ...
Mito Maeda   +5 more
doaj   +1 more source

Honey bees (Apis mellifera spp.) respond to increased aluminum exposure in their foraging choice, motility, and circadian rhythmicity.

open access: yesPLoS ONE, 2019
Aluminum is increasingly globally bioavailable with acidification from industrial emissions and poor mining practices. This bioavailability increases uptake by flora, contaminating products such as fruit, pollen, and nectar. Concentrations of aluminum in
Ana M Chicas-Mosier   +5 more
doaj   +1 more source

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