CTENARYTAINA EUCALYPTI PDF

Ctenarytaina eucalypti Eucalyptus psyllid. Family: Psyllidae A very distinctive species, and the only member of its genus known to be established in the UK. Eucalypt psyllids put their feet up. From Forest Health News , April The blue gum psyllid, Ctenarytaina eucalypti, fancies the juvenile leaves of its host. Ctenarytaina eucalypti is a species from southeast Australia (Santana & Burckhardt ) that has been introduced into Europe and South Africa ( Ouvrard.

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Ctenarytaina eucalypti (Maskell, )

Adelaide, South Australia; Handbooks Committee, pp. Please consider a year-end gift to BugGuide! Hodkinson lists the following countries currently infested: Dedicated naturalists volunteer their time and resources here to provide this service. The distribution in this summary table is based on all the information available. Distribution Top of page The blue gum psyllid has been introduced into most of the eucalyptus-growing areas of the world.

Bol Pesq Florest Noyes J S Encyrtidae Insecta: In ctenaryfaina, the nymphs produce a large amount of honeydew, which interferes with the harvesting, preparation and packaging of the product. The primary hosts of the blue gum psyllid outside Eucalgpti are E. Mitteilungen der Entomologischen Gesellschaft Basel, 48 2: Impact Top of page The blue gum psyllid has primarily been a pest in eucalypt plantations outside Australia, where it has been introduced in the absence ctenaryfaina natural controls.

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Psyllidaeplaga del eucalipto en Argentina. Nymphs There are four nymphal stages or instars. Continuing to use www.

Further details may be available for individual references in the Distribution Table Details section which can be selected by going to Generate Report. Numerous authors allude to ctenarytauna occasional devastating effects.

Morgan suggested that eucalypts grown in commercial nurseries in South Australia had been transferred to many exotic places.

Austral Ecology, 26 5: Taylor states that there are 20 new species in the genus awaiting description in Australia. Damage is probably most severe in the plantations where the trees are grown for the floral trade.

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blue gum psyllid (Ctenarytaina eucalypti)

Title Eggs and early instar nymphs Caption Eggs and early instar nymphs of the blue gum psyllid, C. Some of the morphological characteristics that separate the genus Ctenarytaina from other psyllid genera include: Em ambos os casos, o ataque foi constatado em plantios de E. One of the first decisions you have to… NZ Institute of Forestry launches new National Forest Policy Sunday, July 08, New Zealand forestry professionals meeting for their annual conference in Nelson today will receive and discuss a new national forest policy.

The psyllids encompass approximately species worldwide. The blue gum psyllid. Don’t need the entire report? Contributed by Eddie Dunbar on 4 June, – 3: Economic Impact Top of page The blue gum psyllid has primarily been a pest in eucalypt plantations outside Australia, where it has been introduced in the absence of natural controls.

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The blue gum psyllid has six life stages: Handbooks for the Identification of British Insects, 2 5 a: Some plantations were actually destroyed by the growers because of the cost of treatments and losses due to ruined products.

Farm Forestry New Zealand

Taylor and Burckhardt et al. Insecticidal sprays were ineffective and costly. Very little upkeep was ctenagytaina and few pest problems occurred before the blue gum psyllid was introduced. The species was described from specimens collected from Eucalyptus globulus in New Zealand.

Psyllidaepest of eucalyptus in Argentina. Ctenarytaina eucalypti Maskell Hemiptera, Psylloidea new for central Europe and observations on the psyllid fauna of Eucalyptus. Damage is probably most severe in the plantations where the trees are grown for the floral trade. Click the contributor’s name for licensing and usage information.

The number of generations per year varies with temperature. More information about modern web browsers can be found at http: Annals of Applied Biology, 3: