Cucurbit Genetics Cooperative Report 14:32-33 (article 12) 1991 Shuichi Iida and Etuo Amano Institute of Radiation Breeding, National Institute of Agrobiological Resources, MAFF, P. O. Box 3, Ohmiya-machi, Naka-gun, Ibaraki-ken 319-22, Japan Due to differentiation of male and female flowers and chimerism of mutated sectoring, seed irradiation is not an effective means to obtain induced […]