Sep 13, 2021 Career by admin

I. purchasi belongs to the scale insect family Monophlebidae, the giant scales. The genus Icerya has been poorly studied and it is possible that. Icerya purchasi (Hemiptera: Margarodidae) . How to manage pests citrus cottony cushion scale, scientific name: Icerya purchasi. Univ. Calif. IPM Pest. Icerya purchasi Maskell trials with Cryptochetum iceryae and Rodolia iceryae for improved biological control of Icerya purchasi in Israel.

Author: Dujar Mezisida
Country: Jordan
Language: English (Spanish)
Genre: Technology
Published (Last): 2 September 2007
Pages: 266
PDF File Size: 4.24 Mb
ePub File Size: 20.37 Mb
ISBN: 785-8-38792-571-6
Downloads: 2309
Price: Free* [*Free Regsitration Required]
Uploader: Gagrel

If the insect inserts its stylets into the phloem, the plant vessels for transmitting sap from the leaves to other parts of the plant.

The exception being the use of insecticides against ants see under Chemical Control. The pest can destroy entire orchards. The origin of I. Coccinellidae feeding on cottony cushion scale, Icerya purchasi Hemiptera: The second and third instars are reddish-brown and covered with tufts of glassy setae, black hairs and yellow and white wax. Icerya purchasi Icerya purchasifemale Scientific classification Kingdom: Pathogenicity of Metarhizium anisoplip and its use in forest pest control.


Coccidae, Pseudococcidae, Ortheziidae, and Monophlebidae Hemiptera: Adult males are uncommon and do not live long. Plant Protection Science, 52 3: In addition, the ovisac of I. Males are rare and exist in the species to allow the scale to reproduce sexually producing both females and males. In addition, the use of insecticides prevents regulation by natural enemies, which has proved to be highly successful with this species.

As with all scale insects, the females do not produce wings and look similar to the immature stages. Choate, University of Florida.

File:Icerya purchasi 1.JPG

Scale insects Citrus pests Agricultural pest insects Insects described in Hemiptera of Australia Incestuous animals Insects in culture. This reduces photosynthesis and the productivity of fruit and forest trees, and disfigures ornamental plants and fruit.

In other projects Wikimedia Commons Pufchasi. A second biological control, the parasitic fly Cryptochetum iceryae has also been introduced to California as an additional control vector. Chemical Control All life stages of I.

Citrus Pests

Click the contributor’s name for licensing and usage information. Shortly after settling they begin to secrete white wax, first as isolated plates and later as a total cover.


It is rarely a pest because numbers are kept low though biological control. The egg sac contains about red eggs Gossard From Wikipedia, the free encyclopedia.

Monophlebidaethe black arrow points to ladybird icegya. Biological Control The regulation of I.

cottony cushion scale (Icerya purchasi) – Icerya purchasi –

In areas with extreme winters, which kill off the vedalia populations, periodic re-introduction has been necessary. This tool is part of the Citrus Resource.

It has one pair of black antennae and three pairs of black legs. Cottony-cushion scale, fluted scale. The timestamp is only as accurate as the clock in the camera, and it may be purcjasi wrong. Tanaka Rutaceae 10 cultivated Citrus Citrus sp. Meshram PB; Vijayaraghavan A,