Septoria and Stagonospora Diseases of Cereals - CIMMYT ...

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Table of Contents vi In Memoriam, Dr. Zahir Eyal vii Foreword 1 Opening remarks 1 Historical Aspects and Future Challenges of an International Wheat Program S. Rajaram 19 Session 1: Pathogen Biology 19 Biology of the Septoria/Stagonospora Pathogens: An Overview A.L. Scharen 23 Molecular Analysis of a DNA Fingerprint Probe from Mycosphaerella graminicola S.B. Goodwin and J.R. Cavaletto 26 Characterization of Septoria tritici Variants and PCR Assay for Detecting Stagonospora nodorum and Septoria tritici in Wheat S. Hamza, M. Medini, T. Sassi, S. Abdennour, M. Rouassi, A.B. Salah, M. Cherif, R. Strange, and M. Harrabi 32 Populations of Septoria spp. Affecting Winter Wheat in the Forest-Steppe Zone of the Ukraine S. Kolomiets 34 Septoria passerinii Closely Related to the Wheat Pathogen Mycosphaerella graminicola S.B. Goodwin and V.L. Zismann 37 Septoria/Stagonospora Leaf Spot Diseases on Barley in North Dakota, USA J.M. Krupinsky and B.J. Steffenson (poster) 39 Interrelations among Septoria tritici Isolates of Varying Virulence S. Ezrati, S. Schuster, A. Eshel, and Z. Eyal (poster) 41 Session 2: The Infection Process 41 Stagonospora and Septoria Pathogens of Cereals: The Infection Process B.M. Cunfer 46 Aggressiveness of Phaeosphaeria nodorum Isolates and Their In Vitro Secretion of Cell-Wall- Degrading Enzymes P. Halama, F. Lalaoui, V. Dumortier, and B. Paul 50 Growth of Stagonospora nodorum Lesions A.M. Djurle (poster) 51 Session 3A: Host-Parasite Interactions 51 Genetic Control of Avirulence in Mycosphaerella graminicola (Anamorph Septoria tritici) G.H.J. Kema and E.C.P. Verstappen 53 Cytogenetics of Resistance of Wheat to Septoria Tritici Leaf Blotch L.S. Arraiano, A.J. Worland, and J.K.M. Brown 54 A Possible Gene-for-Gene Relationship for Septoria Tritici Leaf Blotch Resistance in Wheat P.A. Brading, G.H.J. Kema, and J.K.M. Brown 56 Diallel Analysis of Septoria Tritici Blotch Resistance in Winter Wheat X. Zhang, S.D. Haley, and Y. Jin 59 Analysis of the Septoria Monitoring Nursery L. Gilchrist, C. Velazquez, and J. Crossa 63 Session 3B: Host Parasite Interactions 63 Host – Parasite Interactions: Stagonospora nodorum E. Arseniuk and P.C. Czembor 71 Identification of a Molecular Marker Linked to Septoria Nodorum Blotch Resistance in Triticum tauschii Using F2 Bulked Segregant N.E.A. Murphy, R. Loughman, R. Wilson, E.S. Lagudah, R. Appels, and M.G.K. Jones 74 Inheritance of Septoria Nodorum Blotch Resistance in a Triticum tauschii Accession Controlled by a Single Gene N.E.A. Murphy, R. Loughman, R. Wilson, E.S. Lagudah, R. Appels, and M.G.K. Jones 77 Session 4: Population Dynamics 77 Population Genetics of Mycosphaerella graminicola and Phaeosphaeria nodorum B.A. McDonald, C.C. Mundt, and J. Zhan 83 Characterization of Less Aggressive Stagonospora nodorum Isolates from Wheat E. Arseniuk, H.S. Tsang, J.M. Krupinsky, and P.P. Ueng 85 A Vertically Resistant Wheat Selects for Specifically Adapted Mycosphaerella graminicola Strains C. Cowger, C.C. Mundt, and M.E. Hoffer iii
iv 87 Genetic Variability in a Collection of Stagonospora nodorum Isolates from Western Australia N.E.A. Murphy, R. Loughman, E.S. Lagudah, R. Appels, and M.G.K. Jones 90 Mating Type-Specific PCR Primers for Stagonospora nodorum Field Studies R.S. Bennett, S.-H. Yun, T.Y. Lee, B.G. Turgeon, B. Cunfer, E. Arseniuk, and G.C. Bergstrom (poster) 93 Session 5: Epidemiology 93 Epidemiology of Mycosphaerella graminicola and Phaeosphaeria nodorum: An Overview M.W. Shaw 98 Spore Dispersal of Leaf Blotch Pathogens of Wheat (Mycosphaerella graminicola and Septoria tritici) C.A. Cordo, M.R. Simón, A.E. Perelló, and H.E. Alippi 102 Epidemiology of Seedborne Stagonospora nodorum: A Case Study on New York Winter Wheat D.A. Shah and G.C. Bergstrom 108 Sessions 6A and 6B: Cultural Practices and Disease Management 108 Influence of Cultural Practices on Septoria/Stagonospora Diseases J.M. Krupinsky 111 Disease Management Using Varietal Mixtures C.C. Mundt, C. Cowger, and M.E. Hoffer 117 Session 6C: Breeding for Disease Resistance 117 Breeding for Resistance to the Septoria/Stagonospora Blights of Wheat M. van Ginkel and S. Rajaram 127 Breeding for Resistance to Septoria and Stagonospora Blotches in Winter Wheat in the United States G. Shaner 131 Septoria tritici Resistance of Wheat Cultivars at Different Growth Stages M. Díaz de Ackermann, M.M. Kohli, and V. Ibañez 134 Septoria tritici Resistance Sources and Breeding Progress at CIMMYT, 1970-99 L. Gilchrist, B. Gomez, R. Gonzalez, S. Fuentes, A. Mujeeb-Kazi, W. Pfeiffer, S. Rajaram, R. Rodriguez, B. Skovmand, M. van Ginkel, and C. Velazquez (Field presentation) 140 Selecting Wheat for Resistance to Septoria/Stagonospora in Patzcuaro, Michoacan, Mexico R.M. Gonzalez I., S. Rajaram, and M. van Ginkel 145 Varieties and Advanced Lines Resistant to Septoria Diseases of Wheat in Western Australia R. Loughman, R.E. Wilson, I.M. Goss, D.T. Foster, and N.E.A. Murphy 148 Field Resistance of Wheat to Septoria Tritici Leaf Blotch, and Interactions with Mycosphaerella graminicola Isolates J.K.M. Brown, G.H.J. Kema, H.-R. Forrer, E.C.P. Verstappen, L.S. Arraiano, P.A. Brading, E.M. Foster, A. Hecker, and E. Jenny 150 Using Precise Genetic Stocks to Investigate the Control of Stagonospora nodorum Resistance in Wheat C.M. Ellerbrook, V. Korzun, and A.J. Worland (poster) 154 Evaluating Triticum durum x Triticum tauschii Germplasm for Resistance to Stagonospora nodorum L.R. Nelson and M.E. Sorrells (poster) 156 Sources of Resistance to Septoria passerinii in Hordeum vulgare and H. vulgare subsp. spontaneum H. Toubia-Rahme and B.J. Steffenson (poster) 159 Soft Red Winter Wheat with Resistance to Stagonospora nodorum and Other Foliar Pathogens B.M. Cunfer and J.W. Johnson (poster) 160 Partial Resistance to Stagonospora nodorum in Wheat C.G. Du, L.R. Nelson, and M.E. McDaniel (poster) 163 Comparison of Methods of Screening for Stagonospora nodorum Resistance in Winter Wheat D.E. Fraser, J.P. Murphy, and S. Leath (poster) 167 Response of Winter Wheat Genotypes to Artificial Inoculation with Several Septoria tritici Populations M. Mincu (poster) 170 Comparison of Greenhouse and Field Levels of Resistance to Stagonospora nodorum S.L. Walker, S. Leath, and J.P. Murphy (poster) 173 Session 6D: Chemical Control 173 Adjusting Thresholds for Septoria Control in Winter Wheat Using Strobilurins L.N. Jørgensen, K.E. Henriksen, and G.C. Nielsen 177 Concluding Remarks 177 The Septoria/Stagonospora Blotch Diseases of Wheat: Past, Present, and Future Z. Eyal (paper presented by A.L. Scharen) 183 List of Participants
Page 1 and 2: Septoria and Stagonospora Diseases
Page 3: ii The Organizing Committee express
Page 7 and 8: vi Foreword In the mid-1970s the id
Page 9 and 10: 2 Opening Remarks — S. Rajaram ar
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Page 26 and 27: Session 1: Pathogen Biology Biology
Page 28 and 29: Table 2. The Septoria tritici/Stago
Page 30 and 31: Molecular Analysis of a DNA Fingerp
Page 32 and 33: histidine kinase in yeast, although
Page 34 and 35: According to the previous observati
Page 36 and 37: cultivars. The presence of pycnidia
Page 38 and 39: Provided that S. nodorum fungal gen
Page 40 and 41: ;; yy ;; yy 6 28% 1 32% ;y; ; y y ;
Page 42 and 43: Table 1. Sources of isolates or DNA
Page 44 and 45: Septoria/Stagonospora Leaf Spot Dis
Page 46: Interrelations among Septoria triti
Page 49 and 50: 42 Session 2 — B.M. Cunfer disper
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Page 53 and 54: 46 Aggressiveness of Phaeosphaeria
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48 Session 2 — P. Halama, F. Lala
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50 Growth of Stagonospora nodorum L
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52 Session 3A — G.H.J. Kema and E
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54 A Possible Gene-for-Gene Relatio
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56 Diallel Analysis of Septoria Tri
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58 Session 3A — X. Zhang, S.D. Ha
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60 Session 3A — L. Gilchrist, C.
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62 Session 3A — L. Gilchrist, C.
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64 Session 3B — E. Arseniuk and P
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68 Cultivar variances Cultivar vari
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72 Session 3B — N.E.A. Murphy, R.
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74 Inheritance of Septoria Nodorum
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76 Session 3B — N.E.A. Murphy, R.
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78 Session 4 — B.A. McDonald, C.C
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84 Session 4 — E. Arseniuk, H.S.
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86 Session 4 — C. Cowger, C.C. Mu
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88 each isolate. Two of the probes
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90 Mating Type-Specific PCR Primers
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92 Session 4 — Bennett, R.S., S.-
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94 Session 5 — M.W. Shaw and the
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96 Session 5 — M.W. Shaw The path
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98 Spore Dispersal of Leaf Blotch P
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Session 5 — C.A. Cordo, M.R. Sim
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102 Epidemiology of Seedborne Stago
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Session 5 — D.A. Shah and G.C. Be
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106 Session 6A / Session 6B — J.M
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Session 6A / Session 6B — C.C. Mu
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118 Session 6C — M. van Ginkel an
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Session 6C — G. Shaner 128 An exa
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Session 6C — G. Shaner 130 Anothe
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Session 6C — M. Díaz de Ackerman
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134 Septoria tritici Resistance Sou
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Session 6C — L. Gilchrist et al.
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Session 6C — L. Gilchrist et al.
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140 Selecting Wheat for Resistance
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Session 6C — R.M. Gonzalez I., S.
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Session 6C — R.M. Gonzalez I., S.
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Session 6C — R. Loughman, R.E. Wi
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148 Field Resistance of Wheat to Se
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150 Using Precise Genetic Stocks to
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Session 6C — C.M. Ellerbrook, V.
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154 Evaluating Triticum durum x Tri
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156 Sources of Resistance to Septor
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Session 6C — H. Toubia-Rahme and
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160 Partial Resistance to Stagonosp
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Session 6C — C.G. Du, L.R. Nelson
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Session 6C — D.E. Fraser, J.P. Mu
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Session 6C — C.G. Du, L.R. Nelson
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Session 6C — M. Mincu 168 Arcsin
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170 Comparison of Greenhouse and Fi
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Session 6C — S.L. Walker, S. Leat
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Session 6D — L.N. Jørgensen, K.E
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176
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Concluding Remarks — Z. Eyal 178
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184 Dr. Patrice Halama Professor In
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186 Dr. Hala Toubia-Rahme Research
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