Results 101 to 110 of about 5,670 (235)

Response of coccinellid community to the dimethoate application in olive groves in northeastern Portugal [PDF]

open access: yes, 2010
In this work we assessed the effects of the application of dimethoate on the coccinellid community. The field work was carried out on a weekly basis, in two different olive groves, from April to November of 2002 and 2003 and captured coccinellids were ...
Nogueira, AJA   +4 more
core   +3 more sources

Avoidance of a generalist entomopathogenic fungus by the ladybird, Coccinella septempunctata.

open access: yesFEMS microbiology ecology, 2011
Fungal entomopathogens are ubiquitous within the environment and susceptible insects are predicted to be under strong selection pressure to detect and avoid virulent isolates. Beauveria bassiana is an entomopathogenic fungus with a wide host range including coccinellids.
Ormond, Emma L.   +4 more
openaire   +3 more sources

Olfactory orientation of the seven-spot ladybird beetle, Coccinella septempunctata (Coleoptera: Coccinellidae): Attraction of adults to plants and conspecific females

open access: yesEuropean Journal of Entomology, 2000
The olfactory orientation of the aphidophagous ladybird Coccinella septempunctata L. was assessed in a Y-tube olfactometer and a choice arena. The response of the predator to 22 plants, aphid prey and conspecifics was tested.
Mara SCHALLER, Wolfgang NENTWIG
doaj   +1 more source

Synthèse bibliographique : l'écologie chimique des coccinelles [PDF]

open access: yes, 2010
Review: chemical ecology of ladybird beetles. This paper reviews the chemical ecology of ladybird beetles (Coleoptera: Coccinellidae) to present the role of semiochemicals involved in plant-ladybird, prey-ladybird and predator-ladybird interactions ...
Durieux, D.   +4 more
core  

Diagnostic PCR assays to unravel food web interactions in cereal crops with focus on biological control of aphids [PDF]

open access: yes, 2015
Successful biological control of agricultural pests is dependent on a thorough understanding of the underlying trophic interactions between predators and prey.
Jonsson, Mattias   +2 more
core   +1 more source

Видов състав на хищници Coccinellidae (Coleoptera), хранещи се с Myzus persicae Sulzer (Hemiptera; Aphididae) в агроценоза с ориенталски тютюн

open access: yesПочвознание, агрохимия и екология, 2022
Целта на настоящото изследване беше да се определи видовият състав на хищниците Coccinellidae (Coleoptera) в агроценоза на ориенталски тютюн и тяхната популационна динамика в зависимост от Myzus persicae Sulzer (Hemiptera; Aphididae).
Жеко Радев
doaj  

Influence des facteurs abiotiques du milieu sur la croissance et la reproduction de deux coccinelles aphidiphages Coccinella septempunctata et Adonia variegata Goeze (Col., Coccinellidae). [PDF]

open access: yes, 1984
Rapport du stage effectué à Station de Zoologie et de Lutte Biologique (I.N.R.A.) d'Antibes du 1.10.1984 au 31.12.1984.[...]. Le travail presénté ci-dessous s'insere dans ie cadre d'un programme de recherches assuré par plusieurs scientifiques de la ...
Furtado, Maria R.
core  

Faunistic Structure of Coccinelidae (Coleoptera) of Pepper Crop in Strumica Region

open access: yesJournal of Agriculture and Plant Sciences, 2013
Quality and quantity analysis were conducted during the three yearsexaminations (2000-2002) of Coccinellidae (Coleoptera). Two species wereidentified: Coccinella septempunctata L., and Adonia variegata Gz.The examinations were conducted on three ...
Dusan Spasov
doaj  

A swarm of the seven-spot ladybird Coccinella septempunctata (Coleoptera: Coccinellidae) carried on a cruise ship

open access: yesEuropean Journal of Entomology, 2010
Several thousands of the seven-spot ladybird Coccinella septempunctata L., descended upon a cruise ship over several hours in daylight while in port in Morocco in April 2009. The ship had recently arrived from South America.
Dan MINCHIN
doaj   +1 more source

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