Results 21 to 30 of about 6,035 (199)

Preference of two populations of Propylea quatuordecimpunctata (Coleoptera: Coccinellidae) for Aphis fabae and Aphis gossypii (Homoptera: Aphididae)

open access: yesEuropean Journal of Entomology, 2015
Prey preference of natural enemies is an important parameter used in studies on their efficiency. Feeding preferences of individuals from two populations of Propylea quatuordecimpunctata (L.) (Coleoptera: Coccinellidae) for the essential prey items ...
Maryam KESHAVARZ   +2 more
doaj   +1 more source

The Spatiotemporal Distribution, Abundance, and Seasonal Dynamics of Cotton-Infesting Aphids in the Southern U.S.

open access: yesInsects, 2023
Cotton leafroll dwarf virus (CLRDV) is an emerging aphid-borne pathogen infecting cotton, Gossypium hirsutum L., in the southern United States (U.S.).
John W. Mahas   +17 more
doaj   +1 more source

Hoverfly (Diptera: Syrphidae) diversity in Tapada da Ajuda, Lisbon - a preliminary study [PDF]

open access: yes, 2018
Hoverflies are holometabolic insects, whose adults are pollinators feeding on nectar and pollen. Frequently, they are confused with wasps, bees and bumblebees.
Espírito Santo, Gonçalo   +2 more
core   +1 more source

THE EFFECT OF AGRO-ECOLOGICAL ZONES ON THE INCIDENCE AND DISTRIBUTION OF APHID VECTORS OF PEPPER VEINAL MOTTLE VIRUS, ON CULTIVATED PEPPER (CAPSICUM ANNUUM L.) IN NIGERIA [PDF]

open access: yesJournal of Central European Agriculture, 2011
The distribution of aphid vectors of Pepper veinal mottle virus (PVMV) was studied on cultivated pepper between 2003 and 2005 in the major pepper producing areas of the six agro-ecological zones in Nigeria.
A.A. FAJINMI, C.A. ODEBODE, O.B. FAJINMI
doaj   +1 more source

Contrasting effects of necrotrophic and biotrophic plant pathogens on the aphid Aphis fabae [PDF]

open access: yes, 2013
Phytophagous insects have to contend with a wide variation in food quality brought about by a variety of factors intrinsic and extrinsic to the plant. One of the most important factors is infection by plant pathogenic fungi.
Banks   +56 more
core   +1 more source

دراسة موسمیة للطفیل Aphidius matricariae ( Haliday ) وحشرتی مَنﱢ الخوخ الأخضر Myzus persicae ومَنﱢ الباقلاء الأسود Aphis fabae وتأثیر عوامل المناخ علیها فی محافظة نینوى [PDF]

open access: yesمجلة جامعة الانبار للعلوم الصرفة, 2017
The results shown by the study that aphids were present in varying numbers Fadiliyah area fields and the Faculty of Agriculture and Forestry / University of Mosul fields.
Waad Awad, Juhaina Mohammed
doaj   +1 more source

Host choice and host leaving in Rhopalosiphum padi (Hemiptera: Aphididae) emigrants and repellency of aphid colonies on the winter host [PDF]

open access: yes, 2000
Host choice and winter-host leaving in emigrants of bird cherry–oat aphid, Rhopalosiphum padi (Linnaeus), were investigated in the laboratory. In settling choice tests, emigrants collected from the winter host, Prunus padus, preferred this plant over ...
Glinwood, Robert, Petersson, J.
core   +1 more source

Enzymes mediating resistance to chlorpyriphos in Aphis fabae (Homoptera: Aphididae)

open access: yesEcotoxicology and Environmental Safety, 2020
The black bean aphid, Aphis fabae (Homoptera: Aphididae), is a widespread pest that has more than 200 hosts in the world. Insecticide resistance (IR) due to frequent applications is the major limitation in integrated pest management programs. Biochemical resistance is a common type of IR in which the insecticide is detoxified by one or more enzymes of ...
Farideh, Khan Mirza   +3 more
openaire   +2 more sources

Observations on the Interrelationships among Ants, Aphids, and Aphid Predators [PDF]

open access: yes, 2017
Excerpt: The literature concerning the interactions of these insect groups is as interesting as it is extensive. It has generally been accepted that the relationship between ants and aphids has been one of mutualism in which ants derive all or a large ...
Glass, Arthur W   +2 more
core   +3 more sources

Molecular identification of two entomopathogenic fungus Clonostachys rosea strains and their efficacy against two aphid species in Iraq

open access: yesJournal of Genetic Engineering and Biotechnology, 2022
Background The green peach aphid, Myzus persicae Sulzer, and the bean aphid, Aphis fabae Scopoli (both Hemiptera: Aphididae), are serious pests of greenhouse vegetable crops in Iraq and other regions of the globe.
Akram A. Mohammed   +4 more
doaj   +1 more source

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