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Nematology 100

Nematology 100. Lecture 12 Slides. Aphelenchoides besseyi -rice. Aphelenchoides fragariae -lily. Aphelenchoides ritzemabosi -chrysanthemum. Aphelenchoides fragariae - Hosta. Aphelenchoides sp. - Verbena. Aphelenchoides fragariae - Carnation. Aphelenchoides fragariae - Weigelia.

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Nematology 100

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  1. Nematology 100 Lecture 12 Slides

  2. Aphelenchoides besseyi -rice Aphelenchoides fragariae -lily Aphelenchoides ritzemabosi -chrysanthemum

  3. Aphelenchoides fragariae - Hosta Aphelenchoides sp. - Verbena Aphelenchoides fragariae - Carnation Aphelenchoides fragariae - Weigelia

  4. Bursaphelenchus cocophilus - palm

  5. Bursaphelenchus cocophilus – “little leaf” symptoms

  6. insecticide traps with pheromone attractant Bursaphelenchus cocophilus – vector control

  7. Bursaphelenchus xylophilus – pine wilt

  8. the evolution of plant parasitism Aphelenchoidea fungus Bursaphelenchus xylophilus horizontal gene transfer- HGT cellulases – GHF45- glycoside hydrolase family

  9. Bursaphelenchus xylophilus – vector, Monochamus sp.

  10. Searching for Bursaphelenchus spp.: – gray pine, El Dorado County - found mainly bacterial- and fungal-feeders

  11. Signs of bark-beetle damage to Monterey Pine (Pinus radiata) Laimaphelenchus sp. is detected in samples of bark with exuding resin feeding on fungi or algae? or…?

  12. From tree in foreground: Laimaphelenchus sp. – Monterey Pine, El Dorado County Laimaphelenchus sp. feeding on fungi or algae? or…?

  13. Another aphelench: Seinura sp. – a predator

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