Nadhem Alassaf, I. and ابتسام 2010. Study of combination capability and hybrid power and estimation of the dominance degree and inheritance in bread wheat (Triticum aestivum L). Journal of Education and Science (JES). 23, 4 (Dec. 2010), 42–53. DOI:https://doi.org/10.33899/edusj.2010.58451.