Results 1 to 10 of about 296 (123)

Transgenerational Effects of a Neonicotinoid and a Novel Sulfoximine Insecticide on the Harlequin Ladybird [PDF]

open access: yesInsects, 2021
The harlequin ladybird, Harmonia axyridis Pallas (Coleoptera: Coccinellidae), is a generalist predator and an effective biocontrol agent of various insect pests that has been exploited for the control of aphid pests in the greenhouse and field.
Changchun Dai   +5 more
doaj   +6 more sources

Global patterns of genomic and phenotypic variation in the invasive harlequin ladybird [PDF]

open access: yesBMC Biology, 2023
Background The harlequin ladybird Harmonia axyridis (Coleoptera: Coccinellidae), native to Asia, has been introduced to other major continents where it has caused serious negative impacts on local biodiversity.
Hongran Li   +17 more
doaj   +7 more sources

Bridgehead effect in the worldwide invasion of the biocontrol harlequin ladybird. [PDF]

open access: yesPLoS ONE, 2010
Recent studies of the routes of worldwide introductions of alien organisms suggest that many widespread invasions could have stemmed not from the native range, but from a particularly successful invasive population, which serves as the source of ...
Eric Lombaert   +5 more
doaj   +8 more sources

Developmental correspondence of juvenile stages across the locust, harlequin ladybird, and diamondback moth [PDF]

open access: yesiScience
Summary: Insect metamorphosis is a captivating aspect of animal research. To address the controversy regarding the developmental correspondence between hemimetabolous and holometabolous insects, we utilized non-destructive micro-computed tomography (CT ...
Hang Zhou   +9 more
doaj   +4 more sources

Exotic predators are not better biocontrol agents: the harlequin ladybird is not the most voracious in Mexico [PDF]

open access: yesPeerJ, 2021
The use of exotic species for pest biocontrol has been a common pathway for introduction and dispersal of invasive species that may have undesired outcomes.
Morelia Camacho-Cervantes   +3 more
doaj   +3 more sources

The genome sequence of the harlequin ladybird, Harmonia axyridis (Pallas, 1773) [version 3; peer review: 1 approved, 2 approved with reservations, 1 not approved] [PDF]

open access: yesWellcome Open Research, 2021
We present a genome assembly from an individual female Harmonia axyridis (the harlequin ladybird; Arthropoda; Insecta; Coleoptera; Coccinellidae). The genome sequence is 426 megabases in span.
Liam M. Crowley, Douglas Boyes
doaj   +2 more sources

The genome sequence of the harlequin ladybird, Harmonia axyridis (Pallas, 1773) [version 2; peer review: 1 approved, 2 approved with reservations, 1 not approved] [PDF]

open access: yesWellcome Open Research, 2021
We present a genome assembly from an individual female Harmonia axyridis (the harlequin ladybird; Arthropoda; Insecta; Coleoptera; Coccinellidae). The genome sequence is 426 megabases in span.
Liam M. Crowley, Douglas Boyes
doaj   +4 more sources

From effective biocontrol agent to successful invader: the harlequin ladybird (Harmonia axyridis) as an example of good ideas that could go wrong [PDF]

open access: yesPeerJ, 2017
The use of biological control agents to control pests is an alternative to pesticides and a tool to manage invasive alien species. However, biocontrol agents can themselves become invasive species under certain conditions.
Morelia Camacho-Cervantes   +2 more
doaj   +3 more sources

The Genomic Basis of Color Pattern Polymorphism in the Harlequin Ladybird. [PDF]

open access: yesCurr Biol, 2018
Many animal species are comprised of discrete phenotypic forms. Understanding the genetic mechanisms generating and maintaining such phenotypic variation within species is essential to comprehending morphological diversity. A common and conspicuous example of discrete phenotypic variation in natural populations of insects is the occurrence of different
Gautier M   +20 more
europepmc   +9 more sources

Fifty Shades of the Harlequin Ladybird and a Sexually Transmitted Fungus. [PDF]

open access: yesJ Insect Sci, 2019
AbstractThe ectoparasitic fungus Hesperomyces virescens was studied on its invasive host, the harlequin ladybird Harmonia axyridis, in the Czech Republic. A primary aim was to examine the relationship between fungal infection and elytral coloration of the ladybird. Furthermore, the role of host sex and mating status of females were analyzed. Beetles (n
Fiedler L, Nedvěd O.
europepmc   +4 more sources

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