Research Article

Using Eight Crops to Show the Correlation between Paucity Irrigation and Yield Reduction of Al-Hussainiyah Irrigation Project in Karbala, Iraq

Table 8

Estimated yield reduction % with total gross irrigation (mm) in medium soil.

IDCropS0S1S2S3S4S5
Yield reduction (%)Total gross (mm)Yield reduction (%)Total gross (mm)Yield reduction (%)Total gross (mm)Yield reduction (%)Total gross (mm)Yield reduction (%)Total gross (mm)Yield reduction (%)Total gross (mm)

1Maize0.01066.86.51048.49.7724.315.2765.522.1806.431.4844.9
2Cotton0.01738.94.31555.06.01071.510.21128.014.91170.619.81203.9
3Sunflower0.01152.74.51229.86.6870.211.7940.417.0996.523.8513.7
4Sesame0.01286.85.41311.38.51042.314.21113.320.51165.421.0800.8
5Small grain0.01371.85.01280.510.1901.611.6946.017.2984.423.21012.8
6Summer vegetables0.01934.66.01861.910.71724.915.31483.120.01377.725.61241.9
7Alfalfa0.02658.45.02384.410.92556.614.01977.720.32085.127.62175.3
8Palms0.02521.94.11959.97.22128.111.82251.613.71573.616.51628.8