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205284

Assessing the Economic and Environmental Impacts of High Water Table Level on Soil Productivity in Ezbet

Article

Last updated: 22 Jan 2023

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Tags

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Abstract

Drainage water from agricultural land in Fayoum Governorate discharges mainly to Lake Qaroun, because most Fayoum is below mean sea level. Lake Qaroun surface water level rises because drainage water from agricultural lands exceeds evaporation losses from the lake surface. Water logging and soil salinity increase in lower lands closer to the Lake, caused by seepage from the rising Lake water level, in addition to seepage from upstream higher lands. This problem causes great loss of crop productivity in the region. The selected study area is about 2000 feddans and it is representative of the problems of the lower lands near the lake shore. Attempts to leach excess soil salinity result in more water logging. The objective of this work is to evaluate the extent of water logging and salinity problems, and to suggest appropriate actions for improvement(s). Field investigation showed water logging variation in the study area from 5% to 100%. A statistical t-test compared the study area mean to Fayoum Governorate general average for the study crops, and it showed significant difference at 1% level. This study recommends the rehabilitation/maintenance of the cross-sections, bed levels and embankments of the canals/drains, and to lower drain bed levels to improve the drainage system in the study area. It also recommends the installation of tile-drainage network in the study area, and to construction a dike along Lake Qaroun shore line to protect low lands. It also recommends the construction of pumping/lifting station to raise drainage water to Lake Qaroun if necessary.

DOI

10.21608/jssae.2021.84147.1024

Keywords

land unit productivity, Water unit productivity, soil waterlogging, saline soil, Agricultural drainage

Authors

First Name

Ayman

Last Name

Awaad

MiddleName

El-Sayed

Affiliation

Drainage Research Institute (DRI), National Water Research Center (NWRC), Cairo, Egypt

Email

aymanawad1@yahoo.com

City

Cairo

Orcid

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First Name

A. M. E.

Last Name

Saad El Dain

MiddleName

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Affiliation

Channel Maintenance Research Institute, National Water Research Center (NWRC), Cairo, Egypt

Email

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City

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Orcid

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First Name

N. M.

Last Name

Anwar

MiddleName

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Affiliation

Environment and Climate Research Institute (ECRI), National Water Research Center (NWRC), Cairo, Egypt.

Email

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City

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Orcid

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Volume

12

Article Issue

11

Related Issue

28935

Issue Date

2021-11-01

Receive Date

2021-11-17

Publish Date

2021-11-01

Page Start

703

Page End

708

Print ISSN

2090-3685

Online ISSN

2090-3766

Link

https://jssae.journals.ekb.eg/article_205284.html

Detail API

https://jssae.journals.ekb.eg/service?article_code=205284

Order

1

Type

Original Article

Type Code

889

Publication Type

Journal

Publication Title

Journal of Soil Sciences and Agricultural Engineering

Publication Link

https://jssae.journals.ekb.eg/

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Details

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Article

Created At

22 Jan 2023