Results 41 to 50 of about 181,142 (211)

Endemics Versus Newcomers: The Ladybird Beetle (Coleoptera: Coccinellidae) Fauna of Gran Canaria

open access: yesInsects, 2020
Research on the fauna of beetles (Coleoptera) of the Canary Islands has a long tradition, which enables tracking changes in their species composition and arrival of new species.
Jerzy Romanowski   +4 more
doaj   +1 more source

Olfactory cues from plants infected by powdery mildew guide foraging by a mycophagous ladybird beetle. [PDF]

open access: yesPLoS ONE, 2011
Powdery mildews (Erysiphales) are economically important plant pathogens that attack many agricultural crops. Conventional management strategies involving fungicide application face challenges, including the evolution of resistance and concerns over ...
Jun Tabata   +2 more
doaj   +1 more source

The dynamics of wild populations of Henosepilachna vigintioctomaculata Motch. (Coleoptera:Coccinellidae) in Primorsky Krai

open access: yesОвощи России, 2023
Relevance. Population dynamics (population waves) is an intrinsic quality of population systems. These fluctuations can be induced by various factors, e.g.
N. V. Matsishina   +3 more
doaj   +1 more source

Parasitylenchus bifurcatus n. sp. (Tylenchida: Allantonematidae) parasitizing Harmonia axyridis (Coleoptera: Coccinellidae)

open access: yesParasites & Vectors, 2012
Background The harlequin ladybird, Harmonia axyridis Pallas (Coleoptera: Coccinellidae) is native to central and eastern Asia and was purposely introduced into Europe to control aphids.
Poinar George O, Steenberg Tove
doaj   +1 more source

Unconditioned and conditioned responses to colour in the predatory coccinellid, Harmonia axyridis (Coleoptera: Coccinellidae)

open access: yesEuropean Journal of Entomology, 2000
We determined if mature ladybirds use colour to initially find suitable host plants. We also determined whether ladybird beetles are capable of associating characteristics such as colour with the presence of prey.
Edward B. MONDOR, Jessie L. WARREN
doaj   +1 more source

Spiroplasma infection in Harmonia axyridis - Diversity and multiple infection. [PDF]

open access: yesPLoS ONE, 2018
The heritable endosymbiotic bacterium Spiroplasma is found in the harlequin ladybird Harmonia axyridis. The proportion of beetles infected with Spiroplasma in different native H. axyridis populations varies from 2% to 49%.
Irina Goryacheva   +4 more
doaj   +1 more source

Satellitome Analysis in the Ladybird Beetle Hippodamia variegata (Coleoptera, Coccinellidae) [PDF]

open access: yesGenes, 2020
Hippodamia variegata is one of the most commercialized ladybirds used for the biological control of aphid pest species in many economically important crops. This species is the first Coccinellidae whose satellitome has been studied by applying new sequencing technologies and bioinformatics tools. We found that 47% of the H. variegata genome is composed
Pablo Mora   +6 more
openaire   +3 more sources

BOOK REVIEW: Hodek I., van Emden H.F. & Honěk A. (eds): ECOLOGY AND BEHAVIOUR OF THE LADYBIRD BEETLES (COCCINELLIDAE).

open access: yesEuropean Journal of Entomology, 2013
Hodek I., van Emden H.F. & Honěk A. (eds): ECOLOGY AND BEHAVIOUR OF THE LADYBIRD BEETLES (COCCINELLIDAE). Wiley-Blackwell, Oxford, 2012, 561 pp. ISBN 978-1-4051-8422-9. Price GBP 120.00, EUR 143.50.
G. BURGIO
doaj   +1 more source

The potato ladybird beetle Henosepilachna vigintioctomaculata (Motsch.): classification, morphology and harmfulness (review)

open access: yesОвощи России, 2022
The 28-spotted potato ladybird beetle belongs to the subfamily Epilachninae, which is comprised exclusively by phytophagous insects. The potato ladybird beetle is a dangerous pest of potato in the south of the Russian Far East.
M. V. Ermak, N. V. Matsishina
doaj   +1 more source

Social feeding in ladybird beetles: adaptive significance and mechanism [PDF]

open access: yesChemoecology, 2000
Young larvae of Adalia bipunctata search an area more intensively when exposed to the odour from other larvae feeding on aphids than when exposed only to the odour of aphids. In an olfactometer young larvae were significantly attracted either to the odour of crushed aphids or larvae feeding on aphids, but not to that of aphids, larvae, larvae plus ...
Hemptinne, Jl.   +3 more
openaire   +2 more sources

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