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Apple Fruit moth ( Argyresthia conjugella )

Apple Fruit moth ( Argyresthia conjugella ). By: Rachel Yoo. Argyresthia conjugella. Naturally distributed in temperate climates Depends on climatic factors and occurrence of primary host ( ruwan tree) Parasite: Braconid wasp Wingspan: 10-14 mm. Life Cycle. Egg (June/July-July)

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Apple Fruit moth ( Argyresthia conjugella )

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  1. Apple Fruit moth(Argyresthiaconjugella) By: Rachel Yoo

  2. Argyresthiaconjugella • Naturally distributed in temperate climates • Depends on climatic factors and occurrence of primary host (ruwan tree) • Parasite: Braconid wasp • Wingspan: 10-14 mm

  3. Life Cycle • Egg (June/July-July) • On fruit of rowan or apple • Larva (July-Aug/Sept) • In seeds of rowan or in apple fruits • Pupa (Aug/Sept-May/June) • On the ground beneath the tree • Adult (May/June-June/July) • Flying

  4. Where? • North America (introduced from Europe in 1897) • New York- Mt. Marcy, Trenton Falls • California- Fieldbrook • Europe • Asia Minor/Central Asia/Japan • Siberia • Far East

  5. Problem? • Strongly damages apples/Mountain Ash • Affected fruits show premature reddening, weak fruitage, and damaged fruit

  6. How it attacks… • Larva makes tunnel into apple (search for seeds) • More than one larva can attack at once • Sometimes pupates in seed area • Apple rots in advance

  7. Current Methods of Control • Autumn interrow treatment of ground to destroy pupae • Thinning of crowns • Insectide treatment

  8. Bibliography • "Species Page - Argyresthiaconjugella ." Entomology Collection. Museums and Collections Services, n.d. Web. 21 Sept. 2011. <http://www.entomology.ualberta.ca/searching_species_detai ls.php?s=4693>. • "Pests: Argyresthiaconjugella Zeller - Apple Fruit Miner ." Interactive Agricultural Ecologival Atlas of Russia and Neighboring Countries. Project «Interactive Agricultural Ecological Atl, n.d. Web. 21 Sept. 2011. <http://www.agroatlas.ru/en/content/pests/Argyresthia_conj ugella/>. • Furenhed, Sara. "Ground-living predators of the apple fruit moth Argyresthiaconjugella (Zell.)." SvergesLantbruksUniversitat, n.d. Web. 21 Sept. 2011. <http://exepsilon.slu.se:8080/archive/00001362/01/exjobb. sara.final_epsilon.pdf>.

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