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239538

Stability Analyses of Early Segregating Egyptian Cotton Populations and Their Parents Across different Irrigation Intervals and Sowing Dates.

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Last updated: 04 Jan 2025

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Abstract

This research was conducted to explore the potentiality of variable F2/F3 cross combinations and their six parents for developing climatic resilient genotypes under a wide range of environmental conditions. During 2019 and 2020 seasons, eight RCBD trials were carried out at the Faculty of Agriculture, Minia University, using two planting dates as early, (onset of April) and late planting, (onset of May). In each sowing date, two trials were conducted by irrigation each 14 and each 28 days as normal and stressed, respectively. Combined analysis showed that cotton genotypes, environments, and their interactions (GEI) were highly significantly for all traits with considerable magnitudes of GEI than other sources of variance.  G.90CB58 exhibited the sole desirable parent for significantly highest seed cotton yield (SCY) and stability estimates with expected response to favorable environments. G.90CB58 shared Australian for better performance and stability the lint yield (LY). The cross combinations of G.90 with G.94, G.95 and Karashanky recorded significantly higher SCY and LY with somewhat stability in performance despite none of common parents exhibited similar superiority. The crosses of G.94 with G.90CB58 & Australian produced significantly higher SCY and LY with promising stability. The combinations of G.95 with G.90CB58 in addition to those of G.95 with Austalian recorded significantly the highest SCY and LY with simultaneously resilient performance to different environmental conditions. It could be concluded that these eight out of studied fifteen cross combinations may be considered as encouraging resources for selecting promising higher SCY and LY accompanied to desirable stability

DOI

10.21608/jpp.2022.139085.1111

Keywords

Egyptian cotton, GEI, Stability analyses, Climate Change, Crop resilience

Authors

First Name

S.

Last Name

Darwish

MiddleName

D.

Affiliation

Agronomy Department, Faculty of Agriculture, Cairo University, 12613 Giza, Egypt.

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City

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Orcid

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First Name

A.

Last Name

El-Karamity

MiddleName

El.

Affiliation

Agronomy Department, Faculty of Agriculture, Minia University, El-Minia, 61517, Egypt.

Email

-

City

-

Orcid

-

First Name

E.

Last Name

Taha

MiddleName

M.

Affiliation

Agronomy Department, Faculty of Agriculture, Minia University, El-Minia, 61517, Egypt.

Email

-

City

-

Orcid

-

First Name

M.

Last Name

Asaad

MiddleName

R.

Affiliation

Agronomy Department, Faculty of Agriculture, Minia University, El-Minia, Egypt

Email

mohamed.asad@mu.edu.eg

City

El-Minia,

Orcid

0000-0002-0123-9107

Volume

13

Article Issue

4

Related Issue

34267

Issue Date

2022-04-01

Receive Date

2022-05-26

Publish Date

2022-04-01

Page Start

133

Page End

140

Print ISSN

2090-3669

Online ISSN

2090-374X

Link

https://jpp.journals.ekb.eg/article_239538.html

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https://jpp.journals.ekb.eg/service?article_code=239538

Order

3

Type

Original Article

Type Code

887

Publication Type

Journal

Publication Title

Journal of Plant Production

Publication Link

https://jpp.journals.ekb.eg/

MainTitle

Stability Analyses of Early Segregating Egyptian Cotton Populations and Their Parents Across different Irrigation Intervals and Sowing Dates.

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Article

Created At

22 Jan 2023