TY - BOOK AU - Abou-Zeid,Hanaa Mohamed Mahdy TI - Type of gene action for callus formation and regeneratability in rapeseed in vitro PY - 1993/// KW - Rapeseed KW - Genetics KW - Callus (Botany) N1 - Thesis (M.S.)-- Alexandria University, 1993; Includes bibliographical references (leaves 85-92); Microfiche; ASUNET; Ain Shams University; 2 microfiches : negative ER -