Results 91 to 100 of about 1,190 (202)

OCCURRENCE OF THE PEA APHID, ACYRTHOSIPHON PISUM (HARRIS) (HOMOP-TERA: APHIDIDAE) ON WILD LEGUMINOUS PLANTS IN WEST GOJAM, ETHIOPIA

open access: yes, 2023
The occurrence of pea aphid, Acyrthosiphon pisum (Harris) (Homoptera: Aphididae), on wild annual and perennial leguminous plants was studied at two locations (Adet and Wondata) in West Gojam, Ethiopia in 1999/2000 seasons. Annual and perennial leguminous
Jembere, Bekele   +2 more
core  

Learning is involved in the response of parasitic wasps Aphidius ervi (Haliday) (Hymenoptera: Braconidae) to volatiles from a broad bean plant, Vicia faba (Fabaceae), infested by aphids Acyrthosiphon pisum (Harris) (Homoptera: Aphididae) [PDF]

open access: yes, 2009
It has been reported that volatiles from broad bean plants, Vicia faba (cv. ‘the Sutton’) infested by the pea aphid, Acyrthosiphon pisum, attract a specialist parasitoid Aphidius ervi, collected from populations in England, Italy and Bulgaria, which had ...
Pickett, J. A.   +5 more
core   +1 more source

Bioactivity of essential oils from leaves and bark of Laurelia sempervirens and Drimys winteri against Acyrthosiphon pisum

open access: yes, 2010
peer reviewedBACKGROUND: The pea aphid, Acyrthosiphon pisum (Harris), is a cosmopolitan pest that attacks a wide range of legume crops and vectors important plant virus diseases.
Georges Lognay   +6 more
core   +1 more source

Seasonal food of Ceratomegilla notata (Coleoptera: Coccinellidae) in mountain environments of Northern Italian Alps

open access: yesEuropean Journal of Entomology, 2005
The aim of this study was to clarify the diet of Ceratomegilla notata (Laicharting), a common species in different mountain habitats of the Palearctic region. In Italy it is found only in alpine ecosystems between 800-1700 m. In these areas, up to 1200 m,
Carlo RICCI, Luigi PONTI
doaj   +1 more source

Short Communication: Occurrence of the pea aphid, <i>Acyrthosiphon pisum</i> (Harris) (Homoptera: Aphididae) on wild leguminous plants in West Gojam, Ethiopia

open access: yes, 2004
The occurrence of pea aphid, Acyrthosiphon pisum (Harris) (Homoptera: Aphididae), on wild annual and perennial leguminous plants was studied at two locations (Adet and Wondata) in West Gojam, Ethiopia in 1999/2000 seasons. Annual and perennial leguminous
Jembere, Bekele   +5 more
core   +1 more source

Factors affecting population dynamic and preference of Acyrthosiphon pisum Harris in winter pea lines

open access: yesJournal of BioScience and Biotechnology, 2019
Population dynamics and preference of Acyrthosiphon pisum Harris on six winter pea lines in field conditions were studied. Aphid number was recorded on marked plants by counting.
Ivelina Nikolova
doaj  

Método de crianza de "Aphidius ervi" (Hymenoptera: Aphidiidae) sobre "Acyrthosiphon pisum" (Homoptera: Aphididae)

open access: yes, 2000
Se describe un método de crianza del microhimenóptero Aphidius ervi Haliday, parasitando al áfido Acyrthosiphon pisum (Harris) sobre plantas de habas, Vicia faba L., en tiestos.
Araya, Jaime E.   +2 more
core  

Rapid identification of Acyrthosiphon pisum (Harris) (Homoptera Aphidoidea) larval instars

open access: yes
Viene presentata una chiave per il riconoscimento degli stadi giovanili di Acyrthosiphon pisum (Harris). I caratteri presi in esame sono facilmente osservabili negli afidi vivi sul loro substrato abituale.
Digilio, Maria Cristina
core  

Alterazioni fisiologiche nel sistema ospite-parassitoide Acyrthosiphon pisum - Aphidius ervi

open access: yes, 2010
Nella presente review vengono illustrati alcuni aspetti dell’interazione fisiologica che intercorre fra il parassitoide Aphidius ervi (Haliday) (Hymenoptera, Braconidae) e il suo ospite, Acyrthosiphon pisum (Harris) (Homoptera, Aphididae), in particolare
FANTI, Paolo   +2 more
core  

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