DIALEURODES CITRI PDF

Host plants: Dialeurodes citri is polyphagous; among citrus species and varieties it prefers orange and easy peeler cultivars. Morphology: The. Dialeurodes citri (Riley et Howard) (Coutin R. / OPIE) Damage on lemon Leaves are curved and the underside is coated with honeydew and sooty moulds. Dialeurodes citri first appeared in California in , but never became a serious pest (Kennett et al. ). Citrus whitefly was found in France around

Author: Zululmaran Yogore
Country: Papua New Guinea
Language: English (Spanish)
Genre: Finance
Published (Last): 2 April 2018
Pages: 142
PDF File Size: 15.21 Mb
ePub File Size: 17.64 Mb
ISBN: 241-2-79387-141-3
Downloads: 5748
Price: Free* [*Free Regsitration Required]
Uploader: Mooguk

Distribution Maps of Pests, series A, Yoldas Z; Oncuer C, Studies carried out in the Republic of Georgia, record C. Adult The body is creamy-yellow, with white wings that are 0.

Dialeurodes citri (DIALCI)[Overview]| EPPO Global Database

Outside of this zone, infestations by Djaleurodes. Aphelinidaea parasite of Dialeurodes citri Ashm. A median brown patch usually occurs in D. Tracheal folds are evident. Several parasites and predators attack the citrus whitefly.

Forest Pest Insects in North America: a Photographic Guide

Original publication date June Sooty mold growing on honeydew produced by citrus whitefly. Environmental Entomology, 15 3: The whitefly adult is slate blue in color, eggs are present and laid in spirals.

  CATALOGO PETZL 2014 PDF

On the Black Sea coasts of the Caucasus, S. A native of India, it appears diwleurodes have been introduced into Florida sometime between and Morrill and Back The operculum almost fills the vasiform orifice, concealing the tip of the lingula. Patti I; Rapisarda C, Nevertheless, it is still a serious pest in Florida. Whiteflies become a problem when dialeuroddes continually sap the plant of energy needed for growth.

Infested plants are frequently covered in copious quantities of sticky and transparent honeydew, covering the leaf areas where the whitefly occurs and dropping onto the upper surface of underlying leaves. Insects of Citrus and Other Subtropical Fruits.

EPPO Global Database

Click the contributor’s name for licensing and usage information. Dialeurodes citri Ashmead Taxonomic placing: Investigations of the taxonomic characters, damage, biology, ecology and control citgi the citrus whitefly Dialeurodes citri Ashmead Homoptera: Gargani noted three yearly generations on privet but only one on persimmon.

The sootymold can be washed away with soaps ctiri marketing. Thresholds for the application of an artificial control are generally considered within the European Dialeurodez as the occurrence of whitefly nymphs per leaf on orange and lemon, and of whitefly nymphs per leaf on mandarin or mandarin-like citrus species.

  DRULAK TEORIE MEZINARODNICH VZTAHU PDF

Insects of Citrus and Other Subtropical Fruits. Insecta, HemimetabolaHemipteraSternorrhyncha, Aleyrodidae. Barbagallo S; Patti I, Morphology, biology and utilisation of Prospaltella lahorensis How.

Central America and Caribbean: Investigations on the biology and control of citrus whitefly Dialeurodes citri Ashmead injurious in citrus orchards in the Mediterranean region of Turkey.

The antennae and legs are reduced. Report of a trip to India and the Orient in search of the natural enemies of the citrus cigri fly.

Generate a print friendly version containing only the sections you need.