TY - BOOK AU - Salim,Mahrous Abd El-Baset Attia TI - Heterosis and combining ability in sunflower through line x tester analysis PY - 2009/// KW - Sunflowers KW - Hybridization KW - Genetics N1 - Thesis (M.S.) -- Assiut University,2009; Includes bibliographical references (leaves119-131) UR - http://nile.enal.sci.eg/thesis/2575.pdf ER -