Moser, S.B. (2004) Effects of Pre-Anthesis Drought Stress and Nitrogen on Yield, Nitrogen Use Efficiency, and Grain Minerals of Tropical Maize Varieties. Ph.D. Thesis, Swiss Federal Institute of Technology, Zurich.
 Adebo, F.A. and Olaoye, G. (2010) Growth Indices and Grain Yield Attributes in Six Maize Cultivars Representing Two Era of Maize Breeding in Nigeria. Journal of Agricultural Sciences, 2, 218-228.
 Mohamed, N.A. (2004) Principal Component and Response Curve Analysis of Some Maize Hybrids to Different Nitrogen Fertilization Levels and Plant Density. Bulletin of the Faculty of Science of Cairo University, 55, 531-556.
 Chaves, M.M., Pereira, J.S., Maroco, J., Rodrigues, M.L., Ricardo, C.P., Osorio, L.M., Carvalho, I., Faria, T. and Pinheiro, C. (2002) How Plants Cope with Water Stress in the Field. Photosynthesis and Growth. Annals of Botany, 89, 907-916.
 Amer, K.H. (2007) Surface Irrigation Evaluation Based on Analytical Interrelation among Water Infiltration, Advance and Recession. Proceeding of the Irrigation Association, San Diego, 9-11 December 2007, 433-445.
 Karrou, M., Oweis, T., El Enein, R.A. and Sherif, M. (2012) Yield and Water Productivity of Maize and Wheat under Deficit and Raised Bed Irrigation Practices in Egypt. African Journal of Agricultural Research, 7, 1755-1760.
 El-Hendawy, S.E., Abd El-Lattief, E.A., Ahmed, M.S. and Schmidhalter, U. (2008) Irrigation Rate and Plant Density Effects on Yield and Water Use Efficiency of Drip-Irrigated Corn. Agricultural Water Management, 95, 836-844.
 Al-Kaisi, M.M. and Yin, X. (2003) Effects of Nitrogen Rate, Irrigation Rate, and Plant Population on Corn Yield and Water Use Efficiency. Agronomy Journal, 95, 1475-1482.
 Grossmann, R.B. and Reinsch, T.G. (2002) Bulk Density and Linear Extensibility. In: Dane, J.H. and Topp, C., Eds., Methods of Soil Analysis. Part 4. Physical Methods, SSSA Book Series, No. 5, Soil Science Society of America, Madison, 201-228.
 Cassel, D.K. and Nielsen, D.R. (1986) Field Capacity and Available Water Capacity. In: Klute, A., Ed., Methods of Soil Analysis. Part I. Physical and Mineralogical Methods, Agronomy Monograph No. 9, Soil Science Society of America, Madison, 901-926.
 Foroud, N., George, E.S. and Entz, T. (1996) Determination of Infiltration Rate from Border Irrigation Advance and Recession Trajectories. Agricultural Water Management, 30, 133-142.
 Abdel Wahab, D.M. and Adeeb, A.M. (2014) Comparison between Hydro-Flume and Open Field Head Ditch Irrigation Systems at Kenana Sugar Scheme, Sudan. Agricultural Sciences, 5, 588-603.
 Pandey, P.K., Maranville, J.W. and Chetima, M.M. (2000) Deficit Irrigation and Nitrogen Effects on Maize in a Sahelian Environment: II. Shoot Growth, Nitrogen Uptake and Water Extraction. Agricultural Water Management, 46, 15- 27.
 Zaidi, P.H., Rafique, S. and Singh, N.N. (2003) Response of Maize (Zea mays L.) Genotypes to Excess Soil Moisture Stress: Morpho-Physiological Effects and Basis of Tolerance. European Journal of Agronomy, 19, 383-399.
 Zaidi, P.H., Srinivasan, G. and Sanchez, C. (2003) Morpho-Physiological Traits Associated with Variable Field Performance of Different Types Maize Germplasm across Multiple Environments. Maydica, 48, 207-220.
 Bort, J., Araus, J.L. and Casadesús, J. (2005) Physiologically Related Tools for the Assessment of Irrigation Systems Performance Monitoring Water Status in Crop Plants. In: Lamaddalena, N., Lebdi, F., Todorovic, M. and Bogliotti, C., Eds., Irrigation Systems Performance, CIHEAM, Bari, 251-263.
 Andrade, F.H., Cirilo, A.G. and Echarte, L. (2000) Factors Affecting Kernel Number in Maize. In: Otegui, M.E. and Slafer, G.A. Eds., Physiological Bases for Maize Improvement, Food Products Press, Binghamton, 59-74.
 Athar, H.R. and Ashraf, M. (2009) Strategies for Crop Improvement against Salinity and Drought Stress: An Overview. Tasks for Vegetation Sciences, 44, 1-16.
 Abo Soliman, M.S.M., Osman, H.E., Said, M.M. and Omar, E.H. (2005) Maize, Barley Production and Water Use Efficiency as Influenced by Different Irrigation Methods in Egyptian Old Land. Proceedings of the 13th Annual Conference of the Misr Society of Agricultural Engineering, Cairo, 14-15 December 2005, 1-22.
 Abo-Shetaia, A.M.A., Abdel-Gawad, A.A., Mahgoub, G.M.A. and El-Koomy, M.B.A. (2000) Effect of Inter and Intra Ridge Distance between Plants on Yield and Yield Components of Four Yellow Maize Hybrids (Zea mays L.). Arab Universities Journal of Agricultural Sciences, 8, 647-662.
 Grzesiak, M.T., Marcinnska, I., Janowiak, F., Rzepka, A. and Hura, T. (2012) The Relationship between Seedling Growth and Grain Yield under Drought Conditions in Maize and Triticale Genotypes. Acta Physiologiae Plantarum, 34, 1765.
 Asare, D.K., Frimpong, J.O., Ayeh, E.O. and Amoatey, H.M. (2011) Water Use Efficiencies of Maize Cultivars Grown under Rain-Fed Conditions. Agricultural Sciences, 2, 125-130.
 Bu, L., Chen, X., Li, S., Liu, J., Zhu, L., Luo, S., Hill, R. and Zhao, Y. (2015) The Effect of Adapting Cultivars on the Water Use Efficiency of Dryland Maize (Zea mays L.) in Northwestern China. Agricultural Water Management, 138, 1-9.