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231225s2020 xx |||||o 00| ||eng c |
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|a 10.1094/PDIS-10-19-2198-RE
|2 doi
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|a pubmed24n1026.xml
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|a (DE-627)NLM307827828
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|a (NLM)32196419
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|a DE-627
|b ger
|c DE-627
|e rakwb
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|a eng
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|a Yuan, Chan
|e verfasserin
|4 aut
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|a Genome-Wide Mapping of Adult Plant Resistance to Leaf Rust and Stripe Rust in CIMMYT Wheat Line Arableu#1
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|c 2020
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|a Text
|b txt
|2 rdacontent
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|a ƒaComputermedien
|b c
|2 rdamedia
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|a ƒa Online-Ressource
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|2 rdacarrier
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|a Date Completed 05.05.2020
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|a Date Revised 05.05.2020
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|a published: Print-Electronic
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|a Citation Status MEDLINE
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|a Leaf (brown) rust (LR) and stripe (yellow) rust (YR), caused by Puccinia triticina and P. striiformis f. sp. tritici, respectively, significantly reduce wheat production worldwide. Disease-resistant wheat varieties offer farmers one of the most effective ways to manage these diseases. The common wheat (Triticum aestivum L.) Arableu#1, developed by the International Maize and Wheat Improvement Center and released as Deka in Ethiopia, shows susceptibility to both LR and YR at the seedling stage but a high level of adult plant resistance (APR) to the diseases in the field. We used 142 F5 recombinant inbred lines (RILs) derived from Apav#1 × Arableu#1 to identify quantitative trait loci (QTLs) for APR to LR and YR. A total of 4,298 genotyping-by-sequencing markers were used to construct a genetic linkage map. The study identified four LR resistance QTLs and six YR resistance QTLs in the population. Among these, QLr.cim-1BL.1/QYr.cim-1BL.1 was located in the same location as Lr46/Yr29, a known pleiotropic resistance gene. QLr.cim-1BL.2 and QYr.cim-1BL.2 were also located on wheat chromosome 1BL at 37 cM from Lr46/Yr29 and may represent a new segment for pleiotropic resistance to both rusts. QLr.cim-7BL is likely Lr68 given its association with the tightly linked molecular marker cs7BLNLRR. In addition, QLr.cim-3DS, QYr.cim-2AL, QYr.cim-4BL, QYr.cim-5AL, and QYr.cim-7DS are probably new resistance loci based on comparisons with published QTLs for resistance to LR and YR. Our results showed the diversity of minor resistance QTLs in Arableu#1 and their role in conferring near-immune levels of APR to both LR and YR, when combined with the pleiotropic APR gene Lr46/Yr29
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|a Journal Article
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|a adult plant resistance
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|a genome-wide mapping
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|a leaf rust
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|a quantitative trait loci
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|a stripe rust
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|a wheat
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|a wheat rust
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|a Singh, Ravi P
|e verfasserin
|4 aut
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|a Liu, Demei
|e verfasserin
|4 aut
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|a Randhawa, Mandeep S
|e verfasserin
|4 aut
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|a Huerta-Espino, Julio
|e verfasserin
|4 aut
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|a Lan, Caixia
|e verfasserin
|4 aut
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|i Enthalten in
|t Plant disease
|d 1997
|g 104(2020), 5 vom: 02. Mai, Seite 1455-1464
|w (DE-627)NLM098181742
|x 0191-2917
|7 nnns
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|g volume:104
|g year:2020
|g number:5
|g day:02
|g month:05
|g pages:1455-1464
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|u http://dx.doi.org/10.1094/PDIS-10-19-2198-RE
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