Genetic behaviour for plant capacity to produce chlorophyll in wheat (Triticum aestivum) under drought stress.

The study was conducted with the objective of identifying parents to be used in a breeding program to develop high chlorophyll varieties. Combining ability, heterosis and inheritance of chlorophyll content, including chlorophyll a, chlorophyll b and total chlorophyll (a+b), were investigated in bre...

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Main Authors: Naroui Rad, Mohammad Reza, Abdul Kadir, Mihdzar, Yusop, Mohd Rafii
Format: Article
Language:English
English
Published: Southern Cross Publishing 2012
Online Access:http://psasir.upm.edu.my/id/eprint/23840/
http://psasir.upm.edu.my/id/eprint/23840/1/Genetic%20behaviour%20for%20plant%20capacity%20to%20produce%20chlorophyll%20in%20wheat.pdf
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author Naroui Rad, Mohammad Reza
Abdul Kadir, Mihdzar
Yusop, Mohd Rafii
author_facet Naroui Rad, Mohammad Reza
Abdul Kadir, Mihdzar
Yusop, Mohd Rafii
author_sort Naroui Rad, Mohammad Reza
building UPM Institutional Repository
collection Online Access
description The study was conducted with the objective of identifying parents to be used in a breeding program to develop high chlorophyll varieties. Combining ability, heterosis and inheritance of chlorophyll content, including chlorophyll a, chlorophyll b and total chlorophyll (a+b), were investigated in bread wheat obtained from half-diallel crossings among eight parental lines.Cultivars with names of Irena/Babax//Pastor, S-78-11, Tajan, Chamran, Moghan3, Hamoon, Veery/Nacozari and Hirmand have different capacities to produce chlorophyll. Eight parental genotypes and their resulting 28 F1s were grown in three replications of randomised complete block design. Drought stress was performed with irrigation at 75% soil moisture depletion, the data collected were subjected to analysis of variance and combining abilities were carried out according to Griffing’s method 2, model 1. The study was conducted with the objective of identifying parents to be used in a breeding program to develop high chlorophyll varieties. General combining ability and specific combining ability effects were significant for traits’ chlorophyll content, chlorophyll a, chlorophyll b and total chlorophyll; however, non-additive gene effects were predominant over additive effects. The line Irena/Babax//Pastor transmitted high chlorophyll content based on general combining ability to progenies that were made with it. Broad-sense heritabilities were high and strict-sense heritabilities were low for the traits, confirming the importance of non-additive gene effects. This could bring definition of reduced selection efficiency for these mentioned traits.
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language English
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spelling upm-238402015-12-10T01:56:39Z http://psasir.upm.edu.my/id/eprint/23840/ Genetic behaviour for plant capacity to produce chlorophyll in wheat (Triticum aestivum) under drought stress. Naroui Rad, Mohammad Reza Abdul Kadir, Mihdzar Yusop, Mohd Rafii The study was conducted with the objective of identifying parents to be used in a breeding program to develop high chlorophyll varieties. Combining ability, heterosis and inheritance of chlorophyll content, including chlorophyll a, chlorophyll b and total chlorophyll (a+b), were investigated in bread wheat obtained from half-diallel crossings among eight parental lines.Cultivars with names of Irena/Babax//Pastor, S-78-11, Tajan, Chamran, Moghan3, Hamoon, Veery/Nacozari and Hirmand have different capacities to produce chlorophyll. Eight parental genotypes and their resulting 28 F1s were grown in three replications of randomised complete block design. Drought stress was performed with irrigation at 75% soil moisture depletion, the data collected were subjected to analysis of variance and combining abilities were carried out according to Griffing’s method 2, model 1. The study was conducted with the objective of identifying parents to be used in a breeding program to develop high chlorophyll varieties. General combining ability and specific combining ability effects were significant for traits’ chlorophyll content, chlorophyll a, chlorophyll b and total chlorophyll; however, non-additive gene effects were predominant over additive effects. The line Irena/Babax//Pastor transmitted high chlorophyll content based on general combining ability to progenies that were made with it. Broad-sense heritabilities were high and strict-sense heritabilities were low for the traits, confirming the importance of non-additive gene effects. This could bring definition of reduced selection efficiency for these mentioned traits. Southern Cross Publishing 2012 Article PeerReviewed application/pdf en http://psasir.upm.edu.my/id/eprint/23840/1/Genetic%20behaviour%20for%20plant%20capacity%20to%20produce%20chlorophyll%20in%20wheat.pdf Naroui Rad, Mohammad Reza and Abdul Kadir, Mihdzar and Yusop, Mohd Rafii (2012) Genetic behaviour for plant capacity to produce chlorophyll in wheat (Triticum aestivum) under drought stress. Australian Journal of Crop Science, 6 (3). pp. 415-420. ISSN 1835-2693; ESSN:1835-2707 http://www.sciencej.com/ English
spellingShingle Naroui Rad, Mohammad Reza
Abdul Kadir, Mihdzar
Yusop, Mohd Rafii
Genetic behaviour for plant capacity to produce chlorophyll in wheat (Triticum aestivum) under drought stress.
title Genetic behaviour for plant capacity to produce chlorophyll in wheat (Triticum aestivum) under drought stress.
title_full Genetic behaviour for plant capacity to produce chlorophyll in wheat (Triticum aestivum) under drought stress.
title_fullStr Genetic behaviour for plant capacity to produce chlorophyll in wheat (Triticum aestivum) under drought stress.
title_full_unstemmed Genetic behaviour for plant capacity to produce chlorophyll in wheat (Triticum aestivum) under drought stress.
title_short Genetic behaviour for plant capacity to produce chlorophyll in wheat (Triticum aestivum) under drought stress.
title_sort genetic behaviour for plant capacity to produce chlorophyll in wheat (triticum aestivum) under drought stress.
url http://psasir.upm.edu.my/id/eprint/23840/
http://psasir.upm.edu.my/id/eprint/23840/
http://psasir.upm.edu.my/id/eprint/23840/1/Genetic%20behaviour%20for%20plant%20capacity%20to%20produce%20chlorophyll%20in%20wheat.pdf