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Numerical evaluation of subsurface trickle irrigation with brackish water

Aboulila, Tarek Selim LU ; Berndtsson, Ronny LU orcid ; Persson, Magnus LU ; Somaida, Mohamed ; El-Kiki, Mohamed ; Hamed Abd El Mageed, Yasser LU and Mirdan, Ahmed (2013) In Irrigation Science 31(5). p.1125-1137
Abstract
In this study, an assessment for a proposed irrigation system in the El-Salam Canal cultivated land, Egypt, was conducted. A numerical model (HYDRUS-2D/3D) was applied to investigate the effect of irrigation amount, frequency, and emitter depth on the wetted soil volume, soil salinity levels, and deep percolation under subsurface trickle irrigation (SDI) of tomato growing with brackish irrigation water in three different soil types. The simulations indicated that lower irrigation frequency increased the wetted soil volume without significant increase in water percolate below the plant roots. Deep percolation decreased as the amount of irrigation water and emitter depth decreased. With the same amount of irrigation water, the volume of... (More)
In this study, an assessment for a proposed irrigation system in the El-Salam Canal cultivated land, Egypt, was conducted. A numerical model (HYDRUS-2D/3D) was applied to investigate the effect of irrigation amount, frequency, and emitter depth on the wetted soil volume, soil salinity levels, and deep percolation under subsurface trickle irrigation (SDI) of tomato growing with brackish irrigation water in three different soil types. The simulations indicated that lower irrigation frequency increased the wetted soil volume without significant increase in water percolate below the plant roots. Deep percolation decreased as the amount of irrigation water and emitter depth decreased. With the same amount of irrigation water, the volume of leached soil was larger at lower irrigation frequency. The salinity of irrigation water under SDI with shallow emitter depth did not show any significant effect on increasing the soil salinity above tomato crop salt tolerance. Based on the results, it appears that the use of SDI with brackish irrigation water is an effective method for growing tomato crop in El-Salam Canal cultivated land especially with shallow emitter depth. (Less)
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author
; ; ; ; ; and
organization
publishing date
type
Contribution to journal
publication status
published
subject
in
Irrigation Science
volume
31
issue
5
pages
1125 - 1137
publisher
Springer
external identifiers
  • wos:000323338300019
  • scopus:84881614964
ISSN
0342-7188
DOI
10.1007/s00271-012-0393-6
language
English
LU publication?
yes
id
b38f74a2-bd48-414f-8a30-abd179649930 (old id 3167739)
date added to LUP
2016-04-01 09:57:18
date last changed
2023-10-04 02:48:37
@article{b38f74a2-bd48-414f-8a30-abd179649930,
  abstract     = {{In this study, an assessment for a proposed irrigation system in the El-Salam Canal cultivated land, Egypt, was conducted. A numerical model (HYDRUS-2D/3D) was applied to investigate the effect of irrigation amount, frequency, and emitter depth on the wetted soil volume, soil salinity levels, and deep percolation under subsurface trickle irrigation (SDI) of tomato growing with brackish irrigation water in three different soil types. The simulations indicated that lower irrigation frequency increased the wetted soil volume without significant increase in water percolate below the plant roots. Deep percolation decreased as the amount of irrigation water and emitter depth decreased. With the same amount of irrigation water, the volume of leached soil was larger at lower irrigation frequency. The salinity of irrigation water under SDI with shallow emitter depth did not show any significant effect on increasing the soil salinity above tomato crop salt tolerance. Based on the results, it appears that the use of SDI with brackish irrigation water is an effective method for growing tomato crop in El-Salam Canal cultivated land especially with shallow emitter depth.}},
  author       = {{Aboulila, Tarek Selim and Berndtsson, Ronny and Persson, Magnus and Somaida, Mohamed and El-Kiki, Mohamed and Hamed Abd El Mageed, Yasser and Mirdan, Ahmed}},
  issn         = {{0342-7188}},
  language     = {{eng}},
  number       = {{5}},
  pages        = {{1125--1137}},
  publisher    = {{Springer}},
  series       = {{Irrigation Science}},
  title        = {{Numerical evaluation of subsurface trickle irrigation with brackish water}},
  url          = {{http://dx.doi.org/10.1007/s00271-012-0393-6}},
  doi          = {{10.1007/s00271-012-0393-6}},
  volume       = {{31}},
  year         = {{2013}},
}