CINARA CUPRESSI PDF

CINARA CUPRESSI PDF

Cinara cupressi is a brownish soft-bodied insect classified as an aphid. It has been discovered around the world feeding on various trees from. THE EFFICACY OF TREATMENTS WITH WATER EXTRACTS ON Cinara cupressi (Buckton). Conference Paper (PDF Available) ยท August with 34 Reads. Cypress aphid. Cinara cupressi. Cypress aphid | Cinara cupressi. Common name: Cypress aphid. Scientific name: Cinara cupressi. Alternative common names.

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However we have found syrphid larvae consuming them see picture below. A contribution to the occurrence and biology of some species of Cinara in the Rhodopen Bulgaria. A new cinarz to Africa s Forests. Bulletin of Entomological Research.

In colder climates, winged males and sexual females are produced in the autumn, with eggs cunara laid in crevices in the bark to overwinter. Le sous-genre Cupressobium [Hemiptera, Aphididae, Lachninae].

Cinara cupressivora has been recorded from the widest host-plant range, including Callitris calcarata, numerous Cupressus species, Juniperus bermudiana, Juniperus macrocarpa [Juniperus oxycedrus subsp. The saliva they produce is phytotoxic and leads to necrosis in the phloem which subsequently results in the twig withering see pictures below.

Cinara cupressi is a small, soft-bodied insect reaching lengths of between 1. On susceptible hosts such as Cupressus lusitanica, if preventive action is not taken the entire tree may die Ciesla, Cinara cupressi Cypress aphid On this page: Biological control of forest aphid pests in Africa. As the branch tips die, the aphids move inwards, continuing to feed on the living tissue.

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Another study of resistance in 32 families of C. Cinarra sugary honeydew that is excreted coats nearby surfaces including the foliage. With the sap failing to reach the tips of the twigs, they may wither.

Aphididae on cupressaceae, with description of a pest species introduced into Africa. The decline in population density results in some recovery of damaged trees. Any errors in identification or information are ours alone, and we would be very cuprfssi for any corrections. Exotic conifer aphids in Africa: On very tall, narrow species such as Cupressus sempervirens, dieback begins in the outer edges of the lower canopy and spreads upward towards the tip Inserra et al.

In milder climates, Cinara cupressivora and Cinara cupressi Buckton reproduce asexually by parthenogenesis all year round. The role of infestations by the aphid Cinara cupressi Buckton in cypress decline.

cypress aphid Cinara cupressi (Buckton, )

In countries with cold winters at least some populations, e. It occurs in Europe, Asia, Africa and the Americas. They have also cinata observed transporting the aphids from one part of the tree to another, thus creating new areas of infestation.

This page was last edited on 30 Decemberat Homopteran Pests of Conifers in Africa. The wingless adult females of other members of the subgenus Cupressobium can be distinguished from C.

Cinara cupressi – Wikipedia

Taxonomy Populations thought to have originated in the Middle East and introduced to Africa and also the UK were formerly classified using multivariate analysis as a separate species, Cinara cupressivora Watson et al. Lachnidae when bred under laboratory condition.

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Examples culressi natural enemies that may be explored for use as biocontrol agents are Pauesis cupressobii and P. It damages commercial and ornamental plantings. Cinara tujafilina which has the femora pale, and tibiae wholly pale or dark cuprrssi at apices. However, some of these host records may refer to a concept of C.

It was suggested that one cycle of selection might yield a resistant population. In Italy, there are up to 12 generations per year, individual insects living for about 22 days and having an average of 23 offspring.

First report of Cinara cupressi Lachninae: Orondo and Day quanitifed damage to C. It affects the tree by sucking sap from the twigs, which causes yellowing to browning of the foliage on the affected twig.

It has been discovered around the world feeding on various trees from the following genus’: Also the areas of origin of the host-plants that were damaged most seriously, with the slow development of aphids on and serious damage being caused to hosts of New World origin.