Behaviour's study of commercial varieties of barley (Hordeum vulgare L.) against scald caused by Rhynchosporium commune

Barley (Hordeum vulgare L.) is the most important cereal in the arid and semi-arid areas of North Africa with a production of multiple uses (malt and food for both human and animal). However, its productivity remains affected by several diseases including scald caused by Rhynchosporium commune. This...

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Main Authors: Hanane El Wazziki, Brahim El Yousfi
Format: Article
Language:English
Published: National Institute of Agronomic Research "INRA" Morocco 2023-10-01
Series:African and Mediterranean Agricultural Journal - Al Awamia
Subjects:
Online Access:https://revues.imist.ma/index.php/Afrimed/article/view/43736
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author Hanane El Wazziki
Brahim El Yousfi
author_facet Hanane El Wazziki
Brahim El Yousfi
author_sort Hanane El Wazziki
collection DOAJ
description Barley (Hordeum vulgare L.) is the most important cereal in the arid and semi-arid areas of North Africa with a production of multiple uses (malt and food for both human and animal). However, its productivity remains affected by several diseases including scald caused by Rhynchosporium commune. This disease has gained momentum in arid and semi-arid regions, and it has become one of the most destructive diseases of barley. In this research, the resistance of 33 barley lines and varieties, listed in the Moroccan catalogue, was evaluated under greenhouse conditions, following artificial inoculations during two consecutive growing seasons (2019/2020 and 2020/2021). The study was carried out at two growth stages: the third-leaf stage and the adult stage (booting-heading), in two trials. The results showed that varietal resistance to this disease differs significantly according to the two growth stages. Thus, AC 68, Amria, Arig 8, Chifaa, Igrane and Laânaceur proved to be resistant throughout their growth cycle and for both seasons. These resistant varieties can be used in the national barley breeding program to develop resistance to this biotic constraint.
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spelling doaj.art-83ae0ac72f6f42d1b0ddb0800f8184fe2023-12-29T10:10:16ZengNational Institute of Agronomic Research "INRA" MoroccoAfrican and Mediterranean Agricultural Journal - Al Awamia0572-27212658-91842023-10-010140375210.34874/IMIST.PRSM/afrimed-i140.4373620151Behaviour's study of commercial varieties of barley (Hordeum vulgare L.) against scald caused by Rhynchosporium communeHanane El Wazziki0Brahim El Yousfi1INRA / Centre Régional de la Recherche Agronomique de SettatINRA / Centre Régional de la Recherche Agronomique de SettatBarley (Hordeum vulgare L.) is the most important cereal in the arid and semi-arid areas of North Africa with a production of multiple uses (malt and food for both human and animal). However, its productivity remains affected by several diseases including scald caused by Rhynchosporium commune. This disease has gained momentum in arid and semi-arid regions, and it has become one of the most destructive diseases of barley. In this research, the resistance of 33 barley lines and varieties, listed in the Moroccan catalogue, was evaluated under greenhouse conditions, following artificial inoculations during two consecutive growing seasons (2019/2020 and 2020/2021). The study was carried out at two growth stages: the third-leaf stage and the adult stage (booting-heading), in two trials. The results showed that varietal resistance to this disease differs significantly according to the two growth stages. Thus, AC 68, Amria, Arig 8, Chifaa, Igrane and Laânaceur proved to be resistant throughout their growth cycle and for both seasons. These resistant varieties can be used in the national barley breeding program to develop resistance to this biotic constraint.https://revues.imist.ma/index.php/Afrimed/article/view/43736rhynchosporium communeorgeconditions contrôléesrésistance génétiqueevaluation
spellingShingle Hanane El Wazziki
Brahim El Yousfi
Behaviour's study of commercial varieties of barley (Hordeum vulgare L.) against scald caused by Rhynchosporium commune
African and Mediterranean Agricultural Journal - Al Awamia
rhynchosporium commune
orge
conditions contrôlées
résistance génétique
evaluation
title Behaviour's study of commercial varieties of barley (Hordeum vulgare L.) against scald caused by Rhynchosporium commune
title_full Behaviour's study of commercial varieties of barley (Hordeum vulgare L.) against scald caused by Rhynchosporium commune
title_fullStr Behaviour's study of commercial varieties of barley (Hordeum vulgare L.) against scald caused by Rhynchosporium commune
title_full_unstemmed Behaviour's study of commercial varieties of barley (Hordeum vulgare L.) against scald caused by Rhynchosporium commune
title_short Behaviour's study of commercial varieties of barley (Hordeum vulgare L.) against scald caused by Rhynchosporium commune
title_sort behaviour s study of commercial varieties of barley hordeum vulgare l against scald caused by rhynchosporium commune
topic rhynchosporium commune
orge
conditions contrôlées
résistance génétique
evaluation
url https://revues.imist.ma/index.php/Afrimed/article/view/43736
work_keys_str_mv AT hananeelwazziki behavioursstudyofcommercialvarietiesofbarleyhordeumvulgarelagainstscaldcausedbyrhynchosporiumcommune
AT brahimelyousfi behavioursstudyofcommercialvarietiesofbarleyhordeumvulgarelagainstscaldcausedbyrhynchosporiumcommune