1. Unimodal surface irrigation efficiency;Blair;J. Irrig. Drain. Eng., ASCE,1988
2. Summary of ICID definitions on irrigation efficiency;Bos;International Commission on Irrigation and Drainage,1985
3. Design and operation of gravity or surface system;Hart,1980
4. Performance irrigation parameters and their relationship to surface-irrigation design variables and yield;Holzapfel;Agric. Water Manage.,1985
5. Relationships between crop production and transpiration, evapotranspiration and irrigation;Howell,1990