Table of Contents
The Use Of Saline Water For Irrigation: The SALTMED Project
The SALTMED Project Team
General objectives of the SALTMED research project
The outputs of the SALTMED research project falls into three categories
PPT Slide
PPT Slide
PPT Slide
Field experimental sites
The Experimental design
SALTMED MODELLING ACTIVITY
Evapotranspiration Penman - Monteith, FAO-56 (1998)Version
Water uptake in presence of salts
Water Uptake
Water uptake in presence of salts
Water uptake in presence of salts
Crop Yield
Water and solute flow
Soil Hydraulic Parameters Van Genuchten Eqs.
Water and solute flow
Water and solute transport under Trickle/Furrow irrigation systems
Water and solute transport under Trickle/Furrow irrigation systems
Water and solute transport under Trickle/Furrow irrigation systems
Water and solute transport under Trickle/Furrow irrigation systems
Leaching Requirements
Examples of SALTMED Model Results
Model Parameters & Output Options
Evolution of soil moisture profile over time under trickle line source (Example 1)
Evolution of soil salinity profile over time under trickle line source (Example 1)
Evolution of relative salinity profile over time under trickle line source Example 1)
Vertical & horizontal distribution of moisture under trickle line source (Example 1)
Vertical & horizontal distribution of salinity under trickle line source (Example 1)
Evolution of crop parameters Kc, Kcb and root depth over time
Total crop evapotranspiration, transpiration and bare soil evaporation (Example 1).
Irrigation time, amount and cumulative irrigation amount ((Example 1)
The leaching requirement over time (Example 1)
Crop potential and actual water uptake and yield (Example 1).
The leaching requirements under trickle line source (0.4 dS.m-1 ) (Example 2)
Crop water uptake and yield under trickle line source ( 0.4 dS.m-1 ) (Example 2)
Salinity profile under basin irrigation (Example 3)
Soil moisture and salinity distribution under basin irrigation (Example 3).
Evolution of soil moisture over time under trickle line source (Example 4)
Soils input data file & soil moisture profiles for Example 4 (trickle line source)
What SALTMED can offer?
Not included so far:
What is new?
What is new?
What is new?
What is new?
What is new?
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Author: Ragab Ragab, Centre for Ecology & Hydrology, UK
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