Durum Wheat Seminal Root Traits within Modern and Landrace Germplasm in Algeria

Seminal roots are known to play an important role in crop performance, particularly under drought conditions. A set of 37 durum wheat cultivars and local landraces was screened for variation in architecture and size of seminal roots using a laboratory setting, with a filter paper method combined wit...

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Main Authors: Ridha Boudiar, Juan M. González, Abdelhamid Mekhlouf, Ana M. Casas, Ernesto Igartua
Format: Article
Language:English
Published: MDPI AG 2020-05-01
Series:Agronomy
Subjects:
Online Access:https://www.mdpi.com/2073-4395/10/5/713
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author Ridha Boudiar
Juan M. González
Abdelhamid Mekhlouf
Ana M. Casas
Ernesto Igartua
author_facet Ridha Boudiar
Juan M. González
Abdelhamid Mekhlouf
Ana M. Casas
Ernesto Igartua
author_sort Ridha Boudiar
collection DOAJ
description Seminal roots are known to play an important role in crop performance, particularly under drought conditions. A set of 37 durum wheat cultivars and local landraces was screened for variation in architecture and size of seminal roots using a laboratory setting, with a filter paper method combined with image processing by SmartRoot software. Significant genetic variability was detected for all root and shoot traits assessed. Four rooting patterns were identified, with landraces showing overall steeper angle and higher root length, in comparison with cultivars, which presented a wider root angle and shorter root length. Some traits revealed trends dependent on the genotypes’ year of release, like increased seminal root angle and reduced root size (length, surface, and volume) over time. We confirm the presence of a remarkable diversity of root traits in durum wheat whose relationship with adult root features and agronomic performance should be explored.
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spelling doaj.art-708f330714ec4ea48cb8e3f949b5af6c2023-11-20T00:39:55ZengMDPI AGAgronomy2073-43952020-05-0110571310.3390/agronomy10050713Durum Wheat Seminal Root Traits within Modern and Landrace Germplasm in AlgeriaRidha Boudiar0Juan M. González1Abdelhamid Mekhlouf2Ana M. Casas3Ernesto Igartua4Laboratoire d’Amélioration et de Développement de la Production Végétale et Animale (LADPVA), University of Ferhat ABBAS (UFAS-Sétif1), Setif 19000, AlgeriaDepartment of Biomedicine and Biotechnology, University of Alcalá, 28805 Alcalá de Henares, SpainLaboratoire d’Amélioration et de Développement de la Production Végétale et Animale (LADPVA), University of Ferhat ABBAS (UFAS-Sétif1), Setif 19000, AlgeriaEstación Experimental de Aula Dei, EEAD-CSIC, Avenida Montañana 1005, 50059 Zaragoza, SpainEstación Experimental de Aula Dei, EEAD-CSIC, Avenida Montañana 1005, 50059 Zaragoza, SpainSeminal roots are known to play an important role in crop performance, particularly under drought conditions. A set of 37 durum wheat cultivars and local landraces was screened for variation in architecture and size of seminal roots using a laboratory setting, with a filter paper method combined with image processing by SmartRoot software. Significant genetic variability was detected for all root and shoot traits assessed. Four rooting patterns were identified, with landraces showing overall steeper angle and higher root length, in comparison with cultivars, which presented a wider root angle and shorter root length. Some traits revealed trends dependent on the genotypes’ year of release, like increased seminal root angle and reduced root size (length, surface, and volume) over time. We confirm the presence of a remarkable diversity of root traits in durum wheat whose relationship with adult root features and agronomic performance should be explored.https://www.mdpi.com/2073-4395/10/5/713proxy traitsgenetic resourcesroot screeningroot architecture
spellingShingle Ridha Boudiar
Juan M. González
Abdelhamid Mekhlouf
Ana M. Casas
Ernesto Igartua
Durum Wheat Seminal Root Traits within Modern and Landrace Germplasm in Algeria
Agronomy
proxy traits
genetic resources
root screening
root architecture
title Durum Wheat Seminal Root Traits within Modern and Landrace Germplasm in Algeria
title_full Durum Wheat Seminal Root Traits within Modern and Landrace Germplasm in Algeria
title_fullStr Durum Wheat Seminal Root Traits within Modern and Landrace Germplasm in Algeria
title_full_unstemmed Durum Wheat Seminal Root Traits within Modern and Landrace Germplasm in Algeria
title_short Durum Wheat Seminal Root Traits within Modern and Landrace Germplasm in Algeria
title_sort durum wheat seminal root traits within modern and landrace germplasm in algeria
topic proxy traits
genetic resources
root screening
root architecture
url https://www.mdpi.com/2073-4395/10/5/713
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