**Chapter 5**

*Irrigation - Water Productivity and Operation, Sustainability and Climate Change*

[72] Tayel MY, Mansour HA,

Lightfoot DA. Effect of drip irrigation circuit design and lateral line lengths ii- on flow velocity and velocity head. Agricultural Sciences. 2012;**3**(4):531-537

[73] Tayel MY, Sabreen KP, Mansour HA.

[74] Tayel MY, Mansour HA, Pibars SK. Impact of bubbler irrigation system discharges and irrigation water amounts

[75] Tayel MY, Mansour HA, Pibars SK. Effect of two sprinkler irrigation types on wheat i- uniformity, vegetative growth and yield. International Journal of Advanced Research. 2016;**2**(1):47-56

[76] Tayel MY, Sabreen KP, Mansour HA. Response of cotton crop to irrigation intervals and tillage treatment: 2. Yield and water use efficiency. International

Journal of Advanced Research.

2016;**2**(1):725-732

The effect of irrigation intervals and tillage systems on cotton crop: 1-Vegetative growth. Agricultural Water

Management. 2013;**1**(9):286-295

on maize: 1-Irrigation efficiency, growth, grain and biomass production. International Journal of Advanced Research. 2016;**2**(1):716-724

**80**
