TY - BOOK AU - Dawoud,Mohamed Ibrahim TI - Studies on corn breeding: reciprocal recurrent and S1 line selection in two maize varieties with reference to genetic variance components PY - 1984/// KW - Corn KW - Breeding KW - Genetic engineering N1 - Thesis (Ph.D.)--Tanta University, 1984; Includes bibliographical references (leaves150-173); Microfiche; ASUNET; Ain Shams University; 3 microfiches : negative ER -