Al-Zubaidy, Khalid, Ahmed Hawas Abdullah Anees, Dawood Salman Madab Al-Obaidy, & Mohammed Abid  Harian Al-janaby, Researcher.
" Variances, Correlations and Path Coefficient Analysis for Half Diallel Crosses in Maize (Zea mays L.) and Its Effects by Plant Spaces." <em>Journal of Kerbala for Agricultural Sciences</em> [Online], 5.5 (2018): 791-806. Web. 24 Nov. 2019