KHALAF, A. A., and M. J. M. M. NOORI. “CROP WATER PRODUCTIVITY AND IRRIGATIONCROP WATER PRODUCTIVITY AS INFLUNCEDBYMAIZE(Zea Mays L.) GENOTYPES AND IRRIGATION QUALITY USING AQUACROP MODEL”. Journal of Duhok University, Vol. 22, no. 1, Aug. 2019, pp. 24-37, doi:10.26682/avuod.2019.22.1.3.