Results 61 to 70 of about 43,020 (198)

Cannibalism and Predation by Aphids [PDF]

open access: yesNature, 1968
APHIDS are usually regarded as feeding exclusively on plant sap which they ingest through stylet-like mouth parts, but they have occasionally been seen to feed on animal food. During feeding on a turgid plant, they do not have to suck but depend chiefly on the pressure of the sap for ingestion.
Banks, C. J.   +2 more
openaire   +1 more source

Gall midges (dipt., Cecidomyidae) as enemies of aphids

open access: yes, 1929
The larvae of certain gall midges have been known for a long time to prey on Aphids ; in fact Rondani in 1847 described a midge, now known as Phaenobremia aphidimyza, Rond., whose larvae fed on Aphids on fruit trees.
Barnes, H. F.
core   +1 more source

Biodiversity and biological control [PDF]

open access: yes, 2011
Agricultural intensity on the local field or farm scale and on the regional landscape scale affects the organisms utilizing the arable landscape, and may affect ecosystem services and functions.
Winqvist, Camilla
core   +1 more source

Infectivity of aphids bred on virus-infected cauliflower plants

open access: yes, 1960
Caged cauliflower plants infected with either cabbage black ring spot virus (CBRSV) or cauliflower mosaic virus (ClMV) were colonized with Myzus persicae or Brevicoryne brassicae.
Broadbent, L.
core   +1 more source

Aphids (Aphididae) and their parasitoids in selected vegetable ecosystems in Slovenia

open access: yesActa Agriculturae Slovenica, 2008
Sucking insects, which representatives are also aphids, can cause important economic damage on cultivated and wild-growing plants in vegetable ecosystems.
Katarina KOS   +5 more
doaj   +1 more source

Aphid Alarm Pheromone as a Cue for Ants to Locate Aphid Partners

open access: yesPLoS ONE, 2012
The mutualistic relationships that occur between myrmecophilous aphids and ants are based on the rich food supply that honeydew represents for ants and on the protection they provide against aphid natural enemies. While aphid predators and parasitoids actively forage for oviposition sites by using aphid semiochemicals, scouts of aphid-tending ant ...
Verheggen, François   +6 more
openaire   +6 more sources

Conifer-feeding aphids (Insecta: Hemiptera: Aphididae) of India, Bhutan and Nepal with descriptions of three new species of the genus Cinara

open access: yesThe European Zoological Journal, 2020
Here, we present a review of the conifer-feeding aphids of India, Bhutan and Nepal, which includes 30 species. Three new species, viz., Cinara (Cinara) bhutanica sp.
S. Chakrabarti   +2 more
doaj   +1 more source

Opto-acoustic audio recordings of aphids and beetles

open access: yes, 2020
Opto-acoustic recorders have been utilised to record the flight of weak-flying insects including aphids (Hemiptera: Aphididae) and beetles (Coleoptera).
Bell, J. R., Dye, A., Hassall, K. L.
core   +1 more source

The Aphid Genus Forda [PDF]

open access: yesPsyche: A Journal of Entomology, 1908
(Uploaded by Plazi from the Biodiversity Heritage Library) No abstract provided.
openaire   +3 more sources

Studies on polyphagous predators of cereal aphids

open access: yes, 1979
1. Experiments were done in fields of winter wheat at North Farm, West Sussex, and at Rothamsted in 1978 to investigate the effect of predation by carabid beetles and other polyphagous preadtors on populations of cereal aphids. 2.
Sunderland, K. D.   +2 more
core   +1 more source

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