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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Most of the other species are of similar size and appearance. Taylor states that there are 20 new species in the genus awaiting description in Australia. Notes on Natural Enemies Top of page In California and elsewhere, the introduction of the natural enemy Psyllaephagus pilosus, an Encyrtid wasp, has resulted eucalpyti the effective classical biological control of the blue gum psyllid Dahlsten et al.
blue gum psyllid – Ctenarytaina eucalypti –
Biology and Ecology Top of page The current status of the blue gum psyllid has been thoroughly reviewed by Hodkinsonespecially regarding biocontrol efforts. Transactions of the New Zealand Institute, Mercier L; Poisson R, cttenarytaina How to cite this article.
In this study, interviews with plantation owners suggested that the size of the plantings of Eucalyptus pulverulenta ranged from The companies pleaded guilty to charges laid… Pre application consultation has begun for a new potential biological control introduction to control Eucalyptus tortoise beetle, Paropsis charybdis Monday, April 09, Background The Farm Forestry Association, and Scion have been collaborating for the last 5 years on a project to get a new biological control agent into New Zealand to control… New free online forest productivity calculator for small growers Sunday, March 25, A new online calculator for radiata pine and Douglas-fir productivity is now available, free of charge.
Growth Stages Top of page Vegetative growing stage. Biological control of the blue gum psyllid, Ctenarytaina eucalypti, in California.
(Psyllidae) Ctenarytaina eucalypti
Datasheet Ctenarytaina eucalypti blue gum psyllid. Title Eggs and early instar nymphs Caption Close-up of eggs and early instar nymphs of the blue gum psyllid, C. In all cases, the generations are continuous and usually overlapping, with apparently no winter diapause.
Conversely, the related species, Ctenarytaina spatulata prefers the older leaves of E. Australian Journal of Zoology, 3: Ctenarytaina eucalypti Maskell Hemiptera, Psylloidea new for central Europe and observations on the psyllid fauna of Eucalyptus. Bulletin of Entomological Research, 92 2: Occurrence of Ctenarytaina eucalypti Maskell Hemiptera: In addition, the nymphs produce a large amount of honeydew, which interferes with the harvesting, preparation and packaging of the product.
Parasitoid wasp controls blue gum psyllid. Click the contributor’s name for licensing and usage information. Upcoming Events Discussioninsects and people from the BugGuide Gathering in VirginiaJuly Photos of insects and people from the gathering in WisconsinJuly Photos of insects and people from the gathering in VirginiaJune Psyllidaeplaga del eucalipto en Argentina.
Brown in Australia and California. Environmental Entomology, 30 6: Ctenarytalna pests Forestry diseases Pests of timber Pests and diseases by tree species Tree and wood decay fungi Ducalypti pests and diseases Beneficial organisms. Distribution Table Top of page The distribution in this summary table is based on all the information available.
Adults These are approximately 2 mm long from the head to the wing tips. It was also introduced into France and South Africa about the same time Hodkinson, The monophagous endoparasitoid Psyllaephagus pilosus Noyes was also observed parasitizing nymphs of C.
The psyllids encompass approximately species worldwide. Title Eggs and early instar nymphs Caption Eggs and early instar nymphs of the blue gum psyllid, C. The blue gum psyllid, Ctenarytaina…. Rev Chil Entomol Singular adults like this one found most common on the shoots, with mating pairs mostly found on the leaves.
Please consider a year-end gift to BugGuide! Proximity of two new enemies of Eucalyptus in Spain. Encyrtidae em Eucalyptus globulus no Rio Grande do Sul.
Taylor and Burckhardt et al.
Farm Forestry New Zealand
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Close-up of eggs and early instar nymphs of the blue gum psyllid, C. Right tree, right place, right purpose”. Insects to the aid of eucalypts. New records of jumping plant-lice from Hungary Hemiptera: Life history and phenology of the eucalyptus psyllid, Ctenarytaina eucalypti in Ireland.
If you would like to, you can learn more about the cookies we use. Hodkinson suggested that a second major introduction of blue gum psyllid into the British Isles occurred when eucalypts were recently brought into Britain directly from Australia for the Liverpool Festival.
In particular, Hodkinson has thoroughly commented on the status of this species as it existed as a pest over the last few years or so prior to Numerous authors allude to its occasional devastating effects. European and Mediterranean Plant Protection Organization. Outside Australia it generally should not be confused with any other species on eucalyptus.