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Abutilon theophrasti a new host for Orobanche aegyptiaca in Israel

Abutilon theophrasti a new host for Orobanche aegyptiaca in Israel. EWRS, 2 nd International Conference Weed Management in Arid Ecosystems Santorini (Santorini) 2009 T. Yaacoby, Y. Goldwasser, and B. Rubin T. Yaacoby, Y. Goldwasser, and B. Rubin

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Abutilon theophrasti a new host for Orobanche aegyptiaca in Israel

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  1. Abutilon theophrasti a new host for Orobanche aegyptiaca in Israel EWRS, 2nd International Conference Weed Management in Arid Ecosystems Santorini(Santorini) 2009 T. Yaacoby,Y. Goldwasser, and B. Rubin T. Yaacoby,Y. Goldwasser, and B. Rubin R.H. Smith Faculty of Agriculture, Food & EnvironmentThe Hebrew University of Jerusalem, Rehovot 76100, Israel

  2. Egyptian broomrape (Orobanche aegyptiaca)parasitizes a broad host rang of agricultural crops: • Legumes • Solanaceae (eggplant, tomato, tobacco, potato and capsicum peppers) • Umbellifferae (carrot, parsley, celery) • Cruciferae (oil seed rape, cabbage) lettuce • Compositae (sunflower)

  3. In summer 2006 we found that O. aegyptiaca is capable to parasitize Abutilon theophrasti, a Malvaceae specie never before mentioned as a host in literature

  4. Tomato 2006

  5. Maize 2006 Tomato 2006

  6. Maize 2006

  7. Maize 2006

  8. From the field to the greenhouse O. aegyptiaca

  9. Abutilon2007

  10. O. aegyptiaca on Abutilon theophrasti in green house 2007

  11. O. aegyptiaca on Tomato 2007

  12. Abutilon2007

  13. Abutilon and tomato2009

  14. Same location (2008) - Sunflower infested with A. theophrasti and O. aegyptiaca O. aegyptiaca

  15. 2008 same location – Watermelon remain infested with A. theophrasti and O. aegyptiaca O. aegyptiaca

  16. Tabor mountain August 2008

  17. On summer 2009 we found in Olive orchard with a history of high infestation of O. aegyptiaca that Malva nicaeensis could be another Malvaceae host too!

  18. O. Aegyptiaca on Solanum nigrum

  19. The ability of O. aegyptiaca to detect, recognize and parasitize A. theophrasti, presents an immediate threat to other Malvaceae species like cotton, okra and ornamentals belonging to this botanical family

  20. I cannot read what is written down below…… but, I know how to thank you in Greek! Efcharisto poli!

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