The Iran Case study - Improving rainwater productivity with supplemental irrigation at the farm level in Iran ,By Dr. Abbas Keshavaraz, , Land and Water Days in Near East & North Africa, 15-18 December 2013, Amman, Jordan

1. The Iran Case study
Improving rainwater productivity
with supplemental irrigation at the
farm level in Iran, Dr Abbas
Keshavaraz
1

2. Average grain yield and crop rainwater
productivity for different crops under
traditional management
HONOM
MEREK
Crop
Yield
kg/hec
CRWP
Kg/m3
Yield
kg/hec
CRWP
Kg/m3
Wheat
800 - 2000
0.17 – 0.43
900 – 2400
.16 -.42
barely
1000 - 2900
0.22 – 0.53
1000 – 1800
0.17 -0.31
Chickpea
300-750
0.07 – 0.22
300 – 900
0.05 – 0.16
Lentil
200 – 700
0.04 – 0.15
700 -1100
0.12 – 0.19
2

3. Yield Response to Supplemental
Irrigation
3

4. Water Productivity Response to
Supplemental Irrigation
4