title: Studies on Natural Populations of Drosophila. IX. Some Fitness Components and Their Heritabilities in Natural and Mutant Populations of DROSOPHILA MELANOGASTER.
authors.affiliation: Department of Genetics, Faculty of Agriculture, University of Alexandria, United Arab Republic.
authors.forename: A O
authors.initials: AO
authors.lastname: Tantawy
authors.forename: M R
authors.initials: MR
authors.lastname: El-Helw