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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 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
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)
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
Maize 2006 Tomato 2006
From the field to the greenhouse O. aegyptiaca
O. aegyptiaca on Abutilon theophrasti in green house 2007
O. aegyptiaca on Tomato 2007
Same location (2008) - Sunflower infested with A. theophrasti and O. aegyptiaca O. aegyptiaca
2008 same location – Watermelon remain infested with A. theophrasti and O. aegyptiaca O. aegyptiaca
Tabor mountain August 2008
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!
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
I cannot read what is written down below…… but, I know how to thank you in Greek! Efcharisto poli!