Amor yahyaoui 2nd. iws izmir 2014
Transcript of Amor yahyaoui 2nd. iws izmir 2014
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Effective inter-regional networking: A roadmap to mitigate rust
epidemics
2nd. INTERNATIONAL WHEAT STRIPE RUST SYMPOSIUM
REGIONAL CEREAL RUST RESEARCH CENTER, IZMIR, TURKEY APRIL 28-MAY 01, 2014
Amor YahyaouiGlobal Wheat Program-CIMMYT
A roadmap to avert rust epidemics
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2002 APS-Annual Meeting Milwaukee, 7/31,02
Virulence of wheat yellow (stripe) rust disease in Western and Central Asia
Identification of Resistance to Rusts in Wheat Wild Relatives 2003 APS Annual Meeting Charlotte, NC 8/13, 03
Effective inter-regional networking: A roadmap to mitigate rust epidemics
2nd. International Wheat Stripe Rust Symposium, Izmir 4/28-5/1, 14
Conferences & Target Audience
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Virulence trends; Yr 9 (1980’s) Yr 27 (2009-2010) Yr??
Lesson learned
Ug99 east-west movement
Yr9 east-west movement
1. East-West Rust movement
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ICWIP
Examples of Yellow Rust Epidemics
Frequent reoccurrences
Wider areas
Noticeable production losses
Yellow (Stripe) rust is recognized since long time as a major disease of wheat.
Lesson learned
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Regional Rust Networks Nile Valley and Red Sea Egypt, Ethiopia, Sudan, and Yemen
West Asia Rust Network Lebanon, Iran, Iraq, Jordan, Pakistan, Syria
Central Asia & Caucasus net Work Armenia, Azerbaijan, Georgia, Kazakhstan,
Kyrgyzstan, Tajikistan, Turkmenistan, Uzbekistan
North Africa Rust Network Algeria, Morocco, Tunisia
Lesson learned
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Cereal Rust Net WorkNVRS-Cereal Rust Net workWA-Cereal Rust Net Work
Objectives: Monitor virulence changes Identify new sources of res. Strengthen NARS capabilities Develop warning system- Defeated
genesNet work activities:Monitoring of CRTN-CWAAnnual disease surveyIndividual training
Cereal Rust Collaborative Research in CWANA
CAC-Cereal Rust Net WorkNA-Cereal Rust Net Work
Ref. ICARDA 2002 RCM-NVRS
Lesson learned
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ICWIP
Meeting the Challenge of Yellow Rust in Cereal Crops
Regional YR Conferences Iran (2001), Pakistan (2004), Uzbekistan (2006), Turkey (2009)
Regional Conferences on Yellow Rust Launched by ICARDA in 2001 Discuss, review countries info on
YR update rust networks plan of work
Regional yellow rust conference in Iran, May 8-14, 2001
Regional Yellow Rust Network Lesson learned
Inter. WSR Symp. 1st.Syria 2011, 2nd.Turkey 2014
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Conference Proceedings “Meeting the Challenges of Yellow Rust in Cereal Crops”.
Regional Yellow Rust Network
Proceedings First Regional Yellow Rust Conference for Central and West Asia and North Africa
(eds 2002): R. Johnson, A. Yahyaoui, C. Wellings, A, Saidi and H. Ketata). 8-14 May 2001, Karaj, Iran
Proceedings of the Regional Conferences on Yellow Rust in the Central and West Asia and North Africa (CWANA) Region
2nd (Islamabad, Pakistan 2004), 3rd (Tashkent, Uzbekistan 2006) and 4th (Antalya, Turkey 2009 )
(eds 2012); Amor Yahyaoui and Sanjaya Rajaram)
Lesson learned
www.icarda.org/striperust2014
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Regional rust networks focused
Race analyses at limited locations,
Surveillance (trap nurseries)
Resistance gene effectiveness
Training
Regional Yellow Rust Network Lesson learned
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Regional Yellow Rust Network
Yellow Rust Global Reference Center GRRC- AARHUS, Denmark (2008)
Complement the field surveillance
Assist in race analysis (countries lacking facilities)
Confirming reports of new races
Train NARS scientists.
DANIDA Project
Lesson learned
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Desert Locus & Wheat Rusts
2. Trans-boundary Pests
Lesson learned
2008: FAO’s Wheat Rust Disease Global Programme (WRDGP)
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The Way ahead
A roadmap to mitigate rust epidemics
Build on the success & understand the limitation
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Progress made in CAC-Countries thru. resistance breeding
Yuna, IntensivnayaSpartanka, Bermet,Mirbashir, Dostyk,Sanzar8…
2002: Dustlik (Uz) 2004: Azametli95; Nurlu99 (AZ), Zubkov (Ky)2005: Almira, Djamin (Ky); 2006: Armcin(Ar) Gobustan(Az) 2007: Alex, Norman (Tj) Egemen(Kz)
36 Varieties submitted for registration in 2009
1999 2007
Turkey-CIMMYT-ICARDA Inter. Winter Wheat Improvement Program.
Untold story:Success’s Of TCI-WFWW
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BOOM
BUST
Wheat Rust
Why so much focus on wheat rust ?
Stem rust 50’sUg99 + as of 2000..
Virulence Yr6, 7, 8 late 70 ’sVirulence Yr9-1990’sVirulence Yr27-2010
BGRI new dimension for international collaboration in containing the spread of new pathogen races
New rust racesevolving…
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ICWIP
Green Bridge:Wheat crop all Year Important overlap periods in East Africa, Yemen, CWA• Winter & Spring wheat (CA)• Continuous planting in EA & Yemen
A roadmap to mitigate rust epidemics
Rust
Sep Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug YR
Alg. Mor. Tun F +/-
Eth, Erit F +S +
Yemen S +F +
Egypt S +
Syria F +Turkey F +
S
Azerbaijan F +S
Uzbekistan F +Central Asia
W. Asia
Caucasus
Vegetative PeriodGHCountry
Horn of Africa
N.Valley
Maghreb
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1999
2005
Ug99 Spread 1999-2007
Vir.Yr9
Vir.Yr9
2006
2007
Shifting directions
NASA 2006
A roadmap to mitigate rust epidemics
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A roadmap to mitigate rust epidemics
East-West Movement Dominant but other pathway possible
White bucking bull movement
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Surveillance (especially by national governments, NGO’s ),
A roadmap to mitigate rust epidemicsSustainable Funding
Establishment of a permanent surveillance post in Yemen (Early detection/interception of east-west rust spore movement)
Enhance training on breeding, pathology, and physiology, …
Regional Cereal Rust Research and Global Reference Centers
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Wheat area (1000 ha) 93.9 25.0 3-5 10-17
Rust East-West MovementKey Entry Point “Bab Al Mandab”
A roadmap to mitigate rust epidemics: Yemen Gate ?
?
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Better collaboration (Research, plant protection, and extension Services within countries )
A roadmap to mitigate rust epidemics Collaboration & Awareness
Revisit seed production and distribution systems
(New ways to permit rapid replacement of susceptible varieties)
Enhance’ participation (Farmers and relevant private organizations)
Raise awareness (Stakeholders: Policy makers, Extension, Farmers, Private sectors, NGO
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A roadmap to mitigate rust epidemics Enhance development and release of resistant
Varieties
Effective inter-regional networking
The strength of a Chain depends on its weakest link
TAKE IT TO THE FARMER
Reduction of areas planted to Susceptible varieties (a must)
Promote national, regional and international cooperation.
Advocate good sciences
New generation of breeders, pathologists, etc..
Enhance R&D research (Integrated crop pest management)
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BGRI and Borlaug Summit
THANK YOU