1. Abd El-Rahman G (2009) Water use efficiency of wheat under drip irrigation systems. Am Eurasian J Agric Environ Sci 5(5):664–670
2. Abdelrahman AH, Alkhamisi SA, Ahmed M, Ali H (2011) Effects of treated wastewater irrigation on element concentrations in soil and maize plants. Commun Soil Sci Plant Anal 42(17):2046–2063
3. Adewumi JR, Ilemobade AA, Van Zyl JE (2010) Treated wastewater reuse in South Africa: overview, potential and challenges. Resour Conserv Recycl 55:221–231
4. Adriel F, Jose MA, Regina MC (2005) Maize growth and changes in soil fertility after irrigation with treated sewage effluent. I. Plant dry matter yield and soil nitrogen and phosphorus availability. Commun Soil Sci Plant Anal 36:13–14
5. Akhtar M, Nadaf SK (2002) Consolidated results of the experiments in field crops (1971–2000). Directorate General of Agriculture, Ministry of Agriculture and Fisheries, Sultanate of Oman