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Practical insect interrelationships

Practical insect interrelationships. Third year zoology students Faculty of science Tanta university by. Insect interrelationships with. Man. among insects. Plants. Microorganisms. 1-Insects interrelationships with man. Injurious insects.

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Practical insect interrelationships

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  1. Practical insect interrelationships Third year zoology students Faculty of science Tanta university by

  2. Insect interrelationships with Man among insects Plants Microorganisms

  3. 1-Insects interrelationships with man Injurious insects Beneficial insects Direct Indirect

  4. A-Direct injurious insects 1- Entomophobia O: Himptera ex: Lethocerus niloticum

  5. 2- Annoyance O:Diptera ex: calliphorasp (Blue fly)

  6. 3-Evenomization A- stining insects B-vesicating coeloptera O: Hymenoptera Ex: Vespa orientalis O: Coleoptera Ex: Meloesp

  7. Vespaorientalis

  8. Vesicating coleoptera(blistering beetles)

  9. 4-Myiasis o: Diptera ( flies) Enteric myiasis Ex: Musca domistica Ex:Sarcophagasp Traumatic myiasis Ex: calliphorasp

  10. Musca demostica Sarcophagasp

  11. 5- allergy O: Dictyoptera ex: Periplanta americana

  12. ex: Blattela germinca

  13. 6- Dermatosis o: Anopleura (suking louse)ex: Pediculiushumanus( human louse)

  14. 2- Insects as avector of human diseases A- plague disease Agent:Yersinia pestis(bacteria) Vector: o: siphonoptera( fleas) Ex:Xenopsylla cheopis( rat flea)

  15. 2- Filariasis disease Agent : Wucheria bancrofti( nematodes) Vector: o: Diptera ex: female culexsp

  16. 3- Malaria disease Agent: plasmodium sp (protozoa) Vector: o: diptera ex: female anopheles

  17. Indirect injury of insects to man 1- Destruction of growing plants O: Lepidoptera (Moths) Ex: Spodoptera littoralis(cotton leaf worm)

  18. 2- Destruction of stored products O: coleoptera( beetles and weevils) Ex Sitophilus oryzae ( rice weevil)

  19. 3- insects as parasites of domestic animals A- Ectoparasitism 1-O: Mallophaga (chewing lice) Ex: Columbicola columbae (bird lice)

  20. 2- O: Diptera Ex: Stomoxyssp ( stable fly)

  21. B- Endoparasitism O: Diptera Ex Gastrophilus intestinalis( horse bot fly)

  22. B- beneficial insects 1- insect as scavengers O: Isoptera Ex: ants and termits

  23. 2- pollination of crops O: Hymenoptera Ex: Apis mellifera (honey bee)

  24. 3- Production of commercial products as: A- honey O: Hymenoptera B- bees wax Ex: Apis mellifera (honey bee) C-royal jelly D-bee venom

  25. 4- insects as amodel system for scientificpurposes O: Diptera Ex :Drosophilasp

  26. 5- Destruction of human enemies ( biological control) A- Predators O: Odonata Ex: Hemianaxsp (Dragon fly)

  27. 2- O: Neuroptera ex: chrysopasp ( aphid lion) 3-o: coleoptera ex: coccinellasp ( lady bird beetels)

  28. B- Parasitiods O: Diptera Ex: Tachniasp

  29. Interrelation ship of insects and plants Phytophagus insects Entomophagus plants Entomophilus plants Insect transmit plant pathogen

  30. 1-phytophagus insects: A- leaf- feeders O: orthoptera ex schistocercasp (locust)

  31. 2- fruit feeders O: Diptera ex: ceratitis capitata (mediterranean fruit fly)

  32. 3-seed feeders O: coleoptera ex: Bruchussp

  33. 4- Root chewers O: orthoptera ex: Gryllotalpa gryllotalpa ( mole cricket)

  34. B- sucking insects O: Hemiptera ex: Nezara viridula (plant bug)

  35. 2- o: Hemiptera ex aphissp

  36. 2- Entomophagus plants Plants capture insects by structural modifications Ex: pitcher plants

  37. 2- plants entrap insects by special movement of modified leaves Ex: sundew or Droserasp

  38. 3- Entomophilus plants Ex1 : O:Hymenoptera ex: Apis mellifera( honey bees) Ex2: Fig wasp

  39. C-Insect transmit plant pathogens 1- through ovipostion wounds Tree crickt canker of appel

  40. 2- sooty mold

  41. Olive –Kont disease caused by Dacus oleae

  42. 3-interrelationship among insects

  43. 1- parental care O: Dermaptera ex: Labidura riparia (ear wig)

  44. 2-o: Hemiptera Nezara virdula

  45. 2-Gergarious insects O: coleoptera ex: Rodalia cardinalis

  46. 3-Migaratory insectsO: Orthopteraex: schistocerca gergaria

  47. 4-social insectsbees and wasps

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