STUDIES ON THE BIOLOGY OF THE SEA URCHIN：I. Superficial and Histological Gonadal Changes in Gametogenic Process of Two Sea Urchins, Strongylocentrotus nudus and S. intermedius

北海道大學水産學部研究彙報 = BULLETIN OF THE FACULTY OF FISHERIES HOKKAIDO UNIVERSITY · 1960 · 107 citations · 0 references