Dissimilarity of barley powdery mildew resistances Lomerit and Heils Hanna

The resistance Heils Hanna (HH) was postulated in several tens of 471 previously tested winter barley cultivars. In this paper, new tests on 29 of these cultivars are reported. Thirty-two reference isolates of Blumeria graminis f.sp. hordei held in the pathogen genebank at the Agricultural Research...

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Main Author: Antonín DREISEITL
Format: Article
Language:English
Published: Czech Academy of Agricultural Sciences 2011-09-01
Series:Czech Journal of Genetics and Plant Breeding
Subjects:
Online Access:https://cjgpb.agriculturejournals.cz/artkey/cjg-201103-0002_dissimilarity-of-barley-powdery-mildew-resistances-lomerit-and-heils-hanna.php
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author Antonín DREISEITL
author_facet Antonín DREISEITL
author_sort Antonín DREISEITL
collection DOAJ
description The resistance Heils Hanna (HH) was postulated in several tens of 471 previously tested winter barley cultivars. In this paper, new tests on 29 of these cultivars are reported. Thirty-two reference isolates of Blumeria graminis f.sp. hordei held in the pathogen genebank at the Agricultural Research Institute in Kromeriz, Ltd. including a Japanese isolate and five Israeli isolates were used for response tests. However, the resistance HH conferred by the gene Mla8 and herein characterised by reaction type 0 to an old Japanese isolate known as Race I was now postulated only in four cultivars. In the other 25 cultivars another resistance, characterised by reaction type 0 to Race I and also to two Israeli isolates, was detected. In addition to the two mentioned resistances, eight known (Bw, Dr2, Ha, IM9, Ln, Lv, Ra and Sp) resistances were found in the set examined. Lomerit was the only registered cultivar tested here in which the newly detected resistance was present alone, therefore, it is recommended that this resistance be designated Lo.
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spelling doaj.art-67a3b50155ac4c4f9185920782db4b122023-02-23T03:30:12ZengCzech Academy of Agricultural SciencesCzech Journal of Genetics and Plant Breeding1212-19751805-93252011-09-014739510010.17221/45/2011-CJGPBcjg-201103-0002Dissimilarity of barley powdery mildew resistances Lomerit and Heils HannaAntonín DREISEITL0Agrotest Fyto Ltd., Kroměříž, Czech RepublicThe resistance Heils Hanna (HH) was postulated in several tens of 471 previously tested winter barley cultivars. In this paper, new tests on 29 of these cultivars are reported. Thirty-two reference isolates of Blumeria graminis f.sp. hordei held in the pathogen genebank at the Agricultural Research Institute in Kromeriz, Ltd. including a Japanese isolate and five Israeli isolates were used for response tests. However, the resistance HH conferred by the gene Mla8 and herein characterised by reaction type 0 to an old Japanese isolate known as Race I was now postulated only in four cultivars. In the other 25 cultivars another resistance, characterised by reaction type 0 to Race I and also to two Israeli isolates, was detected. In addition to the two mentioned resistances, eight known (Bw, Dr2, Ha, IM9, Ln, Lv, Ra and Sp) resistances were found in the set examined. Lomerit was the only registered cultivar tested here in which the newly detected resistance was present alone, therefore, it is recommended that this resistance be designated Lo.https://cjgpb.agriculturejournals.cz/artkey/cjg-201103-0002_dissimilarity-of-barley-powdery-mildew-resistances-lomerit-and-heils-hanna.phpblumeria graminis f.sp. hordeihordeum vulgarepathogen isolatesreaction typesresistance gene postulationpedigree analysis
spellingShingle Antonín DREISEITL
Dissimilarity of barley powdery mildew resistances Lomerit and Heils Hanna
Czech Journal of Genetics and Plant Breeding
blumeria graminis f.sp. hordei
hordeum vulgare
pathogen isolates
reaction types
resistance gene postulation
pedigree analysis
title Dissimilarity of barley powdery mildew resistances Lomerit and Heils Hanna
title_full Dissimilarity of barley powdery mildew resistances Lomerit and Heils Hanna
title_fullStr Dissimilarity of barley powdery mildew resistances Lomerit and Heils Hanna
title_full_unstemmed Dissimilarity of barley powdery mildew resistances Lomerit and Heils Hanna
title_short Dissimilarity of barley powdery mildew resistances Lomerit and Heils Hanna
title_sort dissimilarity of barley powdery mildew resistances lomerit and heils hanna
topic blumeria graminis f.sp. hordei
hordeum vulgare
pathogen isolates
reaction types
resistance gene postulation
pedigree analysis
url https://cjgpb.agriculturejournals.cz/artkey/cjg-201103-0002_dissimilarity-of-barley-powdery-mildew-resistances-lomerit-and-heils-hanna.php
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