1. Al-Amoud, A. I., Mohammed, F. S., Saad, A. A., & Alabdulkader, A. M. (2012). Reference evapotranspiration and date palm water use in the Kingdom of Saudi Arabia. International Research Journal of Agricultural Science and Soil Science, 2(4), 155–169.
2. Alazba, A. A., (2001). Theretical estimate of palm water requirements using Penman-Monteith model. A paper number 12100, 2001 ASAE annual meeting.
3. Al-Barrak, S. A. (1990). Characteristics of some soils under date palm in Al-Hassa Eastern oasis, Saudi Arabia. Journal of King Saud University of Agricultural Science, 2(1), 115–130.
4. Al-Barrak, S. A. (1997). Characteristics and classification of some coastal soils of Al-Hassa, Saudi Arabia. Journal of King Saud University of Agricultural Science, 9(2), 319–333.
5. Al-Ghobari, H. M. (2000). Estimation of reference evapotranspiration for southern region of Saudi Arabia. Irrigation Science, 19, 81–86.