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35148

Superiority for Agronomic and Yield Traits in Hybrid Rice Under Normal and Saline Conditions

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Last updated: 04 Jan 2025

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Abstract

Forty two rice hybrids were produced using six CMS lines and seven restorers following line x tester mating design. This study aimed to find out to the best hybrid combinations in respect of their superiority over the best inbred check variety, for agronomic and yield traits under normal and saline soil conditions.Hybrids with a yield advantage over the highest yielding check variety or over the hybrid check variety were considered as promising. Among 42 hybrid rice combinations evaluated ten under normal soil conditions and eight under saline soil conditions were most promising with mean performance of grain yield ranging from 5.60 ton/fed. for 58025A/GZ5121R to 6.18 ton/fed. for IR69625A/Giza 178R (EHR1) under normal soil condition. Mean performance of grain yield of best promising hybrids under saline condition ranging from 3.22 ton/fed. for IR69625A/PR1 to 3.34 ton/fed. for IR69625A/GZ5121R. The yield advantage over best local check variety was ranged from 1.10 ton/fed. to 1.68 ton/fed. under normal soil condition and ranged from 0.28 ton/fed. to 0.40 ton/fed. under saline soil conditions. Standard heterosis (SH%) or superiority % estimates ranged from 24.44 to 37.33% under normal soil condition and ranged from 9.52 to 13.60% under saline condition for above mentioned hybrids. The hybrid rice combination IR69625A/GZ5121R recorded the highest yield over the best hybrid check variety EHR1 under saline soil conditions.

DOI

10.21608/jacb.2018.35148

Authors

First Name

hamdy

Last Name

El-Mowafi

MiddleName

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Affiliation

Rice Res. Dept., Hybrid Rice Component, Field Crops Res. Inst., ARC, Egypt

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First Name

ashraf

Last Name

Abd El-Hadi

MiddleName

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Affiliation

Genetics Dept., Fac. of Agriculture, Mansoura University

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Orcid

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First Name

said

Last Name

soltan

MiddleName

-

Affiliation

Field Crops Res. Inst., ARC, Egypt

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Volume

9

Article Issue

1

Related Issue

5799

Issue Date

2018-01-01

Receive Date

2018-01-01

Publish Date

2018-01-01

Page Start

43

Page End

50

Print ISSN

2090-3626

Online ISSN

2090-3707

Link

https://jacb.journals.ekb.eg/article_35148.html

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https://jacb.journals.ekb.eg/service?article_code=35148

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7

Type

Original Article

Type Code

883

Publication Type

Journal

Publication Title

Journal of Agricultural Chemistry and Biotechnology

Publication Link

https://jacb.journals.ekb.eg/

MainTitle

Superiority for Agronomic and Yield Traits in Hybrid Rice Under Normal and Saline Conditions

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Article

Created At

22 Jan 2023