APHIS SPIRAECOLA PDF

Aphis spiraecola. is a nearly worldwide and highly polyphagous aphid species. Common names. Spirea aphid, Green citrus aphid. Distribution. This aphid is. Aphis spiraecola Patch, green citrus aphid, spirea aphid. polyphagous. parasite. Apterae mm, bright greenish yellow to apple green with brown head . Page 1 of FERA – UK PRA for Aphis spiraecola. Rapid Pest Risk Analysis ( PRA) for. Aphis spiraecola. STAGE 1: INITIATION. 1. What is the name of the pest ?.

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Citrus and apple are the most important crop hosts Blackman and Eastop, aphia, although grapefruit is almost immune to attack Heinze, For example, Furk described A. Impact Top of page A. In Japan, aphids overwintering on citrus and Spiraea represent two distinct biotypes of A. Occurrence of and damage by Aphis spiraecola Patch in Hungary. On apples Aphis spiraecola has displaced Aphis pomi De Geer as the dominant aphid on its leaves.

Aphis spiraecola

Accidental spread has resulted in it being introduced into countries worldwide. This may be true for a number of generalist parasites observed ovipositing in this aphid, because of its relatively small size. Epidemiology of Plum pox virus in Japanese plums spirraecola Spain. On apple, aphids cause abnormal growth of terminal shoots, and by reducing photosynthesis, reduce the greenness and quality of young apple leaves Kaakeh et al.

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Spatial and temporal heterogeneity in population dynamics of citrus aphids at a regional scale.

Agricultural Research Journal of Kerala, 25 2: Aphis spiraecola Spirea aphid ; female vivipara. Redescription of Trioxys nepalensis Takada and new host records of some aphid parasitoids Hymenoptera: Annali dell’Istituto Sperimentale per l’Agrumicoltura,xphis Brown and Brown and Miller described predators of A. Host plant, Vanhoutte spiraea Spiraea x vanhouttei Briot Carr.

Reproductive biology Where it is holocyclic and produces sexual morphs, the primary hosts are Spiraea or Citrus.

Formosan Entomologist, 21 4: It is very similar to Aphelinus gossypii, and Evans et al. Eastop and Hille Ris Lambers listed synonyms but under the name citricola van der Groot.

Eggs or colonies can be spread in trade on planting material or fruits especially citrus and apple.

Applied Entomology and Zoology, 40 1: Note on some aphids affecting economically important plants in Sikkim. Annals of the Entomological Society of America, 93 4: Summary of Invasiveness Top of page A. Great Lakes Entomologist, 25 1: Such behavior is exacerbated on parched trees, uncommon on well-irrigated trees.

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Aphis spiraecola – Wikipedia

The natural enemy complex of the tea and green citrus aphids on citrus in Adzharia. Prevention and Control Top of page Chemical Control A number of insecticide regimes have been recommended to control A.

Pest or symptoms not visible to the naked eye but usually visible under light microscope. Philippine Entomologist, 9 1: Journal of Economic Entomology, 90 1: Review of Nicaraguan Entomology, 5: Symptoms Top of page Leaves rolled tightly, sometimes almost spirally, inwards from the tip, in response to aphid feeding.

The aphid cannot feed on citrus leaves that become hardened after the first growth ‘flush’. New records of host plants and natural enemies of Aphis citricola van der Goot Aphididae: This is now the accepted name. The species now has a worldwide distribution in temperate and tropical regions. Sooty moulds, which thrive on aphid honeydew, contribute to the cosmetic damage of fruit, reducing its marketable value.

Revista de la Sociedad Entomologica Argentina, a;his Title Apterous vivipara Caption Aphis spiraecola Spirea aphid ; apterous vivipara, ventral view.