Meeting the Challenge of Yellow Rust in Cereal Crops - ICARDA

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133 Abstracts of other papers presented at the Second Regional Conference on Yellow Rust in the Central and West Asia and North Africa (CWANA) Region Islamabad, Pakistan 22–26 March 2004
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Meeting the Challenge of Yellow Rus
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iii Foreword Wheat is grown on roug
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v Preface The Central and West Asia
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vii About this publication This vol
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ix 2nd Regional Yellow Rust Confere
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Meeting the Challenge of Yellow Rus
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4 Epidemiology of wheat yellow rust
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6 Prevalent yellow rust pathotypes
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8 Pakistan Dr Badaruddin Soomro, PA
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10 Dr Naeem Ahmad, Wheat Research I
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Yellow rust of wheat in Nepal: an o
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inoculum originating from infected
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17 Control Efforts were made to dev
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Karki, C.B. 1994. Genetics of rust
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No virulence was observed on plants
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23 Results and discussion In the tw
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Virulence to yellow rust resistance
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and Yr27, the seedling data may not
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Yield evaluations of the PBW 343- a
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variation for yellow rust resistanc
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A number of Kauz-derived cvs, e.g.
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Kisana, S.N., Mujahid, Y.M. & Musta
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37 Material and methods Wheat nurse
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Challenge of a new race of Puccinia
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41 Table 1. Response of the yellow
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43 Occurrence and importance of yel
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To better explain the differences i
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Weather data were taken from the ne
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Disease progress stopped, in genera
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Roelfs, A.P. 1985. Epidemiology in
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The wheat stripe rust pathogen over
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55 6E150A+ 4E8A+ 6E130A+ 130E2A+ 6E
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Agriculture-guided evolution of pat
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Yr SD, Yr SU and YrA was observed.
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The data presented in Table 3 show
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Kirmani, M.A.S. 1980. Comparative e
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ust infection at the CIMMYT station
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67 Table 1. Estimation of the numbe
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Resistance to stripe rust disease o
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may be from the Aegilops parent as
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McNeal, F.H., Konzak, C.F., Smith,
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Disease severity (percentage of rus
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77 Table 2. Genetic analysis of res
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Defence mechanisms against rust, an
Page 91 and 92: for the biosynthesis of a large num
Page 93 and 94: components of the signalling pathwa
Page 95 and 96: Xing, T., Wang, X.J., Malik, K. & M
Page 97 and 98: provided for final decision regardi
Page 99 and 100: spreader, cv. Morocco. The data was
Page 101 and 102: 91 Table 4A. Entries included in Na
Page 103 and 104: 93 Table 5A. Entries in the Nationa
Page 105 and 106: 95 References Ahmad, S., Rodriguez,
Page 107 and 108: Yellow rust (YR) is one of the most
Page 109 and 110: 99 Table 1. Yellow rust reaction of
Page 111 and 112: 101 100 90 80 CHECKS IW IWWIP CAC E
Page 113 and 114: • To investigate the effectivenes
Page 115 and 116: 105 Figure 1. Locations of yellow r
Page 117 and 118: Table 2. Terminal reaction of diffe
Page 119 and 120: Isogenic lines possessing Yr9 and Y
Page 121 and 122: Inqilab 91 at Nowshera, Swabi and M
Page 123 and 124: Selection of yellow rust-resistant
Page 125 and 126: These genotypes—depending on the
Page 127 and 128: Reaction of some international whea
Page 129 and 130: nurseries were irrigated with mist
Page 131 and 132: Name Pedigree Source 23 Tevee'S'//B
Page 133 and 134: Name Pedigree Source 71 NS732/HER S
Page 135 and 136: Name Pedigree Source 41 Gcn/4/D68-1
Page 137 and 138: 127 Role of yellow rust-resistance
Page 139 and 140: genes, such as with Yr6 in cultivar
Page 141: Dubin, H.J., Johnson, R. & Stubbs,
Page 145 and 146: 135 Current and future prospects fo
Page 147 and 148: 137 Prevalent yellow rust pathotype
Page 149 and 150: 139 Development of wheat germplasm
Page 151 and 152: 141 Resistance to stripe [yellow] r
Page 153 and 154: The study of yellow rust’s effect
Page 155 and 156: 145 Meeting the Challenge of Yellow
Page 157 and 158: 147 Contents List of participants i
Page 159 and 160: Slow-rusting resistance: a strategy
Page 161 and 162: Evaluation of some synthetic hexapl
Page 163 and 164: 153 List of Participants Afghanista
Page 165 and 166: 155 Cereal rust monitoring in Centr
Page 167 and 168: (Ahmed et al., 1991). Earlier, epip
Page 169 and 170: 159 Table 1. Host differential geno
Page 171 and 172: 161 Table 3. Commercial and elite c
Page 173 and 174: 163 Table 5. Nile Valley and Red Se
Page 175 and 176: 165 Table 7. Field reaction of whea
Page 177 and 178: 167 Table 9. Yellow rust pathotypes
Page 179 and 180: Conclusions 169 While the diversity
Page 181 and 182: 171 Improvement of yellow rust resi
Page 183 and 184: for resistance to five races of P.
Page 185 and 186: 175 Table 2. Field responses to str
Page 187 and 188: PI/MZ//CNO67/3/LFN/4/ANT/5/ATTILA,
Page 189 and 190: References 179 Chen, X.M. 2005. Epi
Page 191 and 192: esistance to the yellow rust popula
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183 Table 2. Cross or pedigree of s
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185 Table 4. Disease severity and r
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187 Table 6A. Disease severity and
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Stubbs, R.W. 1988. Pathogenicity an
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192
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194 Wheat Rust in Europe Mogens S.
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196 Emergence of Yr27-virulences of
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198 An overview of wheat yellow rus
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200 Pathotypes and human-guided evo
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202 The weather conditions in April
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204 wheat resistance genes to yello
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206 sown by hand in rows 1 to 2 m l
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208 teamwork between pathologists a
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210 (Lebanon, Iran, Syria and Turke
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212 pathogen population being persi
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214 growing seasons on plants in th
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216 Study on distribution of and da
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218 Resistance of mutant winter whe
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220 Resistance evaluation of elite
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222 fields reached 30 to 50%. The a
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224 Wheat yellow rust establishment
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226 Reaction of dryland advanced wh
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228 reduced the harvest by an estim
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230 multilocational screening of jo
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232 Results of testing winter wheat
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234 Comparison of reactions of some
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236 Wheat seedling and adult plant
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238 Wheat rust surveillance A. Yahy
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240
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242 Effective and ineffective resis
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244 Race changes of Puccinia striif
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246 Influence of yellow rust on pho
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248 Detection and distribution of w
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250 Dr Mohammad Reza Jalal Kamali,
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252 Dr Osman Abdalla, ICARDA, Alepp
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254 striiformis f.sp. tritici), ste
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256 resistance at seedling and adul
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258 Figure 2. AUDPC of effective re
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260 ACI values for AUDPC were used
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262 Wheat yellow rust epidemics in
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264 southern part of Uzbekistan in
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266 Fungicides were sprayed to cont
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268 Introduction Yellow rust (Pucci
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270 Experimental yield loss estimat
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272 The weather was favourable from
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274 detected. The spread of this vi
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276 virulent pathotypes. Since dete
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278 Virulence pattern of Puccinia s
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280 represented different agro-ecol
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282 Table 1B. Wheat yellow rust sce
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284 Table 2. Response of tester lin
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286 The 3rd YRTN result revealed th
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288 Pathotyping of wheat stripe [ye
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290 against Yr7 and Yr9 were partic
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292 Wellings, C.R. 1986. Host : Pat
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294 genotypes, Shafaq 06 in 2006, a
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296 Results and discussion Germplas
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298 pathogen resistance and hence y
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300 References Anon[ymous]. 2009. S
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302 VL 738, PBW 343, PBW 396, K 060
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304 Results and discussion The 114
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306 References Anon[ymous]. 2008. A
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308 was also concluded that RpsEm1,
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310 from this study we concluded th
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312 References Ben Yehuda, P., Eila
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314 resistant despite the high susc
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316 The segregation ratios of the h
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318 Monitoring and evaluation of ye
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320 Bread in Tajikistan, as in othe
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322 Material and methods The germpl
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324 Table 1 presents superior varie
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326 Study of selected wheat genetic
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328 inoculum pressure. This was con
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330 the greenhouse. APR genes are i
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332 No. Genotype Gene(s) Severity a
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334 References Allison, C. & Isenbe
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336 factor is cultivation of modera
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338 Table 1. Yellow rust differenti
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340 the principal methods for ident
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342 Table 2. Pedigrees and names of
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344 Resistance response of promisin
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346 The seedlings were transferred
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348 Field assessment The results of
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350 Evaluation of bread and durum w
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352 moisture and temperature, yello
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354 resistance genes showed variabl
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356 Introduction Bread wheat in Kyr
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358 In 2008 we monitored the CWANA-
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360 Identification of wheat germpla
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362 Sorokina (1977). The decimal sy
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364 When plants of RILs were inocul
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366 found that the most harmful rac
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368
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370 Global cereal rust surveillance
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372 Trap Nurseries in epidemiology
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374 Changes of stripe [yellow] rust
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376 Adult plant resistance effectiv
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378 constructed for the gene using
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380 advance warning of locations at
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382 Constructing physical and genom
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384 only a slight differential in t
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386 the maintenance of genetic vari
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388 nurseries has decreased, while
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390 Breeding for qualitative resist
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392 Influence of yellow rust on pho
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394 Race composition and effective
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396 Breeding of winter wheat for re
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398 Development of wheat stripe [ye
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400 conditions. During this period,
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402 Inheritance of resistance to 4E
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404 trial. Yellow rust uredospores
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406 lines tested were severely atta
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408 Detection and distribution of w
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410 wheat varieties and hybrid line
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412 Artificial inoculation techniqu
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