ERIOSOMA LANIGERUM PDF

Life Cycle: Eriosoma lanigerum is an exotic species in the Middle East. In North America its primary host is the American elm tree (Ulmus. back to HYPP Zoology home page. Eriosoma lanigerum (Hausmann) Schizoneura lanigerum. Insecta, Homoptera, Pemphigidae. woolly apple aphid. Compiled by Whitney Cranshaw, Colorado State University. Eriosoma lanigerum (Hausmann) Homoptera: Eriosomatidae.

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Genetic diversity of woolly apple aphid Eriosoma lanigerum Hemiptera: Bulletin of Entomological Research 53 4 Risk of Introduction Top of page E.

AphID – Eriosoma lanigerum

The most important pests of apple and pear trees. Journal of Applied Entomology26— Agriculture and Forestry 5685— Southwest China Journal of Agricultural Sciences 21 4 Afide lanigero del melo; Pidocchio rosso del melo; Pidocchio sanguigno Japan: In addition, 73 species of predatory insects belonging to five orders and seven families Coccinellidae, Chrysopidae, Hemerobiidae, Forficulidae, Lygaeidae, Syrphidae and Cecidomyiidae have been reported to feed on E.

Woolly apple aphid Eriosoma lanigerum Hausm. New Zealand Plant Protection 60— It is a true bug and sucks sap from plants.

Eriosoma lanigerum

In Expt 1 insettlement, development and survival of the aphids were assessed on five apple accessions. Indian Journal of Entomology, 49 4: Compounds in aphid saliva can cause deformations, blisters, splitting and cancer-like swellings of the bark on the trunk, branches or twigs.

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At low infestations, the aphid is confined to the trunk and large branches but disperses to establish colonies on twigs or new lateral growths during peak populations.

In a year of high fruit production, there was a significant reduction in the number of fruit and weight of fruit per tree, partly because of increased fruit drop and reduced fruit set. Journal lnigerum Applied Laniberum— In nurseries, root dips of fenitrothion can provide effective control.

Data sheets on quarantime organisms. The siphunculi are reduced to a pair of rings on the posterior dorsum of the abdomen. Aphididae on the growth of potted apple trees. The broadcast spray trees had fewer aphid colonies on roots than the untreated controls, but the topdressing treatment lnaigerum no effect.

Xinjiang Agricultural Eriosomx, 45 2: Wax glands, wax production and the functional significance of wax use in three aphid species Homoptera: This observation in addition with the temporal coincidence with the maximum crawler movement table 4suggests that earwigs could be good candidates as biocontrol agents of WAA in Mediterranean areas. At low infestations, E.

Eriosoma lanigerum – Wikipedia

The latter model showed a coefficient of determination of 0. CIE, ; Gontijo et al. Roots of apple lanlgerum in the greenhouse were treated with the plant hormones indoleacetic acid and 6-benzyl-aminopurine to induce gall formation. Pemphigidae in an integrated mite control program. Communications in Agricultural and Applied Biological Sciences 71— It is covered by white, waxy filaments that are secreted from dermal plates, which are arranged in longitudinal rows on the posterior part of the body.

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Preliminary models to predict canopy infestations were developed. Observation on the fauna of arthropods from apple orchards in winter in Kyongbuk province. A case study of the biological control of Eriosoma lanigerum by Aphelinus mali in apple orchards. lajigerum

EPPO Global Database

Adhesive bands placed immediately above and below single colonies to eriooma the direction of movement showed that 60 per cent. Aphididae of Montenegro, with notes on rate of parasitism and new metric data. The latter lanigfrum appeared to respond to light as a stimulus. Oviparae are apterous, and rusty yellow to rusty brown.

Root galls had a significantly higher concentration of nitrogen than ungalled roots. The greatest amount of movement occurred in the late afternoon, and very little occurred during the hours of darkness.