TY - BOOK AU - Ibrahim,Khaled Abd El-Hafeez Mohamed TI - Combining ability and types of gene action in yellow maize (Zea mays L.) PY - 2008/// KW - Corn KW - Genetics KW - Breeding N1 - Thesis (Ph.D.) -- Assiut University, 2008; Includes bibliographical refrences (leaves 155-167) UR - http://nile.enal.sci.eg/thesis/2118.pdf ER -