Results 11 to 20 of about 35,644 (272)

The Pulsatile Vessels in the Legs of Aphididae [PDF]

open access: greenPsyche: A Journal of Entomology, 1918
Volume: 25 ; Start Page: 15 ; End Page ...
Chas H. Richardson
openalex   +6 more sources

The first record of Eotrama tamaricis (Nevsky, 1951) (Hemiptera: Aphididae) in Europe [PDF]

open access: yesКавказский энтомологический бюллетень, 2023
Eotrama tamaricis (Nevsky, 1951) (Hemiptera: Aphididae) is recorded for Europe for the first time. The material was collected in November 2021 on the territory of Donetsk Botanical Garden on Tamarix ramosissima. The species was known from the deserts and
A.I. Gubin
doaj   +1 more source

The Aphids (Homoptera: Aphididae) Associated With Bell Peppers and Surrounding Vegetation in Southern Illinois [PDF]

open access: yes, 2018
Outbreaks of cucumber mosaic virus (CMV) disease, caused by an aphid- transmitted pathogen, greatly reduced yields of bell pepper in southern Illinois in the mid-1990s.
Kagezi, Godfrey H   +2 more
core   +2 more sources

A landscape view of cereal aphid parasitoid dynamics reveals sensitivity to farm- and region-scale vegetation structure

open access: yesEuropean Journal of Entomology, 2008
Functioning of plant-aphid-natural enemy interactions may be associated with the structure and composition of withinfield vegetation, neighborhood fields and field borders, and the regional plant community of cropped and noncropped areas.
Michael J. BREWER   +4 more
doaj   +1 more source

RAPD PCR Confirms Absence of Genetic Variation Between Insecticide Resistant Variants of the Green Peach Aphid, \u3ci\u3eMyzus Persicae\u3c/i\u3e (Homoptera: Aphididae) [PDF]

open access: yes, 2017
Previous allozyme analysis has revealed an apparent absence of enzyme variability in the green peach aphid, Myzus persicae (Sulzer). We are interested in determining the genetic relatedness of individual M persicae clones carrying different numbers of ...
Al-Aboodi, A., Ffrench-Constant, R. H
core   +2 more sources

Partial consumption of different species of aphid prey by the predator Macrolophus pygmaeus (Hemiptera: Miridae)

open access: yesEuropean Journal of Entomology, 2016
The partial consumption of prey refers to when a predator does not consume all the digestible biomass of an animal it has killed. The frequency of partial consumption of prey by the polyphagous predator Macrolophus pygmaeus (Hemiptera: Miridae) was ...
Dionyssios LYKOURESSIS   +2 more
doaj   +1 more source

First Record of \u3ci\u3eAphis Helianthi\u3c/i\u3e (Homoptera: Aphididae) as a Pest of Celery [PDF]

open access: yes, 2017
In 1989, the aphid Aphis helianthi severely damaged five of 10 scouted celery fields in west central Michigan. In 1990 and in 1991, A. helianthi again was a problem. reaching pestiferous levels in three of 10 and two of 10 scouted fields.
Davis, M. G. Kortier, Grafius, E.
core   +2 more sources

Abundance of Cereal Aphids (Homoptera: Aphididae) and Their Predators in Spring Wheat-Alfalfa Intercrops Under Different Crop Management Intensities [PDF]

open access: yes, 2018
Natural infestations of cereal aphids and abundance of their predators were compared from 1990 through 1993 among plots of intercropped spring wheat and alfalfa grown under high, intermediate, or low crop management intensity (CMI).
Evenson, Paul D   +2 more
core   +2 more sources

Aphididae of Persia [PDF]

open access: yesBulletin of Entomological Research, 1920
Head and thorax dark; abdomen pale, apparently pale green, with dark lateral spots. Antennae, cauda and cornicles dark. Legs with mid and hind femora dark, front pair paler; apices of tibiae and the tarsi dark. Antennae shorter than body, rather thick; basal segment larger and paler than second; third much longer than fourth and about as long as the ...
openaire   +3 more sources

The Distribution and Spread of (Homoptera: Aphididae) in the North-Central States with Notes on its Hosts, Biology, and Origin [PDF]

open access: yes, 2017
(excerpt) Hyadaphis tataricae (Aizenberg). an aphid known from eastern Europe, is rapidly becoming a pest on ornamental honeysuckles (Lonicera spp.) throughout the north-central states.
Voegtlin, David
core   +2 more sources

Home - About - Disclaimer - Privacy