Results 41 to 50 of about 14,562 (200)

Noncanonical Nucleotides in the Genome Around the Maternal‐Zygotic Transition

open access: yesJournal of Experimental Zoology Part B: Molecular and Developmental Evolution, EarlyView.
In this paper, Kazzazi et al. provide a comprehensive review of the dynamics of nonconventional nucleotides in the genome during early developmental stages, hypothesizing a potential role for these nucleotides in the activation of the zygotic genome. ABSTRACT From the very moment of fertilization and throughout development, the cells of animal embryos ...
Latifa Kazzazy   +7 more
wiley   +1 more source

Do honeybees detect colour targets using serial or parallel visual search? [PDF]

open access: yes, 2006
In humans, visual search tasks are commonly used to address the question of how visual attention is allocated in a specific task and how individuals search for a specific object ("target") among other objects ("distractors") that vary in number and ...
Spaethe, Johannes (University of Vienna)   +5 more
core   +1 more source

Honeybees attractant in hybrid colored sunflower seed production crop/
Atrativo para abelhas em campos de produção de sementes de girassol colorido híbrido

open access: yesSemina: Ciências Agrárias, 2005
Africanized honeybee (Apis mellifera), in sunflower (Helianthus annuus) seed production crop, show male-fertile head preference, which decreases seed production.
José Lopes   +2 more
doaj   +1 more source

Epidemiology of envenomation by Africanized honeybees in the state of Rio Grande do Norte, Northeastern Brazil [PDF]

open access: yesRevista Brasileira de Epidemiologia, 2020
: Introduction: In the American continent, accidents caused by honeybees are a public health problem due to the high incidence and severity of the cases.
Michael Radan de Vasconcelos Marques   +4 more
doaj   +1 more source

Perceptions of nativeness shift quite rapidly over time

open access: yesPeople and Nature, EarlyView.
Abstract The spread of non‐native species has emerged as one of the most pressing challenges for conservation and ecosystem management. Yet attitudes towards species change, making it possible for non‐native species to be perceived as native after some time.
Alex J. Jensen   +2 more
wiley   +1 more source

Reproductive ability and level of infestation of the Varroa destructor mite in Apis mellifera apiaries in Blumenau, State of Santa Catarina, Brazil - doi: 10.4025/actascibiolsci.v36i1.20366

open access: yesActa Scientiarum: Biological Sciences, 2013
Varroa destructor mite causes mortality of Apis mellifera bees throughout the world. Its greatest damage to these colonies has been reported in European countries and North America.
Francisco Estevão Carneiro   +3 more
doaj   +1 more source

Impact of Environmental Microparticles on Insect Olfaction

open access: yesEnvironmental Toxicology, EarlyView.
ABSTRACT Terrestrial insects underpin key ecosystem services, including pollination, herbivory regulation, decomposition, nutrient cycling, and disease control. These functions depend on chemical communication that guides insects to food, mates, hosts, shelters, and oviposition sites while helping them avoid threats.
Steve B. S. Baleba   +9 more
wiley   +1 more source

Climatic Limits of Tropical African Honeybees in the Americas [PDF]

open access: yesBee World, 1984
(1984). Climatic Limits of Tropical African Honeybees in the Americas. Bee World: Vol. 65, No. 1, pp. 38-47.
Orley, Taylor R., Jr., Spivak, Marla
openaire   +2 more sources

Route‐Dependent Toxicity and Ecological Selectivity of Melaleuca alternifolia Essential Oil in Apis mellifera Linnaeus, 1758 (Hymenoptera: Apidae)

open access: yesEnvironmental Toxicology, EarlyView.
ABSTRACT The intensification of agricultural practices has led to an increase in the use of insecticides, raising concerns about the exposure of non‐target organisms, particularly pollinators. In this context, plant‐derived essential oils have been proposed as environmentally friendlier alternatives due to their low persistence; however, their ...
Silvane Zancanaro de Oliveira   +11 more
wiley   +1 more source

Reproduction of Varroa destructor in sealed worker bee brood cells of Apis mellifera carnica and Apis mellifera syriaca in Jordan [PDF]

open access: yes, 2008
The reproduction of the honey bee mite, Varroa destructor in sealed worker bee brood cells represents an important factor for the population development of this parasite in honey bee colonies.
Alattal, Yehya Zaki Khalid al-   +2 more
core  

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