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203380

EFFECT OF NITROGEN FERTILIZER SPLITTING AND WATER MANAGEMENT ON PRODUCTIVITY AND GRAIN QUALITY OF GIZA 179 RICE CULTIVAR

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Last updated: 04 Jan 2025

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Abstract

A Field experiment was initiated during the 2018 and 2019 seasons at The Experimental Farm of Sakha Research Station, Kafr El-Sheikh, Egypt. The purpose of this study is to determine a more suitable nitrogen fertilization mode under water deficit for improving the grain yield and quality of Giza 179 rice cultivar. The experiment was laid out in a split-plot design with three replications. Three irrigation treatments were distributed in the main plots namely, continuous flooding (CF), irrigation every 4 and 8 days after the disappearance of ponded water (DADPW). However, the subplots were occupied by five splits of nitrogen application, i.e., T1 (all dose as basal), T2 (½ as basal + ½ top dressing at the mid tillering stage), T3 (½ as basal + ¼ top dressing at mid tillering + ¼ top dressing at panicle initiation), T4 (⅓ as basal+ ⅓ at mid tillering + ⅓ at panicle initiation), and T5 (⅔ as basal + ⅓at mid tillering).  The results revealed that growth, grain yield and its components and grain quality were significantly increased under CF without significant differences with 4-DADPW compared to the 8-DADPW treatment. The T3 and T4 treatments registered higher values of growth and grain yield than other treatments. Continuous flooding consumed the highest amount of irrigation water. However, the lowest amount of water was received by 8-DADPW treatment and gave reasonable water productivity in both seasons. Generally, in the case of the shortage of irrigation water, it is possible to use irrigation as 4-DADPW with nitrogen application as T4 or T3, leading to high values of growth, grain yield and quality, and water productivity for Giza 179 cultivar.

DOI

10.21608/mjppf.2021.203380

Keywords

rice, irrigation management, nitrogen fertilizer, water productivity, Grain yield

Authors

First Name

I.S.

Last Name

El-Refaee

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Affiliation

Agric. Res. Center, Field Crops Res. Inst., Rice Res. & Train. Center, 33717 Sakha – Kafr El-Sheikh, Egypt.

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First Name

Hasnaa A.

Last Name

Ghazy

MiddleName

-

Affiliation

Agric. Res. Center, Field Crops Res. Inst., Rice Res. & Train. Center, 33717 Sakha – Kafr El-Sheikh, Egypt.

Email

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City

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Orcid

-

First Name

I. A.

Last Name

Sheta

MiddleName

-

Affiliation

Agric. Res. Center, Field Crops Res. Inst., Rice Res. & Train. Center, 33717 Sakha – Kafr El-Sheikh, Egypt.

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Volume

6

Article Issue

10

Related Issue

28686

Issue Date

2021-10-01

Receive Date

2021-11-06

Publish Date

2021-10-01

Page Start

465

Page End

477

Print ISSN

2357-0830

Online ISSN

2735-346X

Link

https://mjppf.journals.ekb.eg/article_203380.html

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https://mjppf.journals.ekb.eg/service?article_code=203380

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original papers

Type Code

1,393

Publication Type

Journal

Publication Title

Menoufia Journal of Plant Production

Publication Link

https://mjppf.journals.ekb.eg/

MainTitle

EFFECT OF NITROGEN FERTILIZER SPLITTING AND WATER MANAGEMENT ON PRODUCTIVITY AND GRAIN QUALITY OF GIZA 179 RICE CULTIVAR

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Article

Created At

23 Jan 2023