Based on the anatomic method for the samples of sperms and eggs of Cyclina sinensis (Gmelin),the requirement of density of sea water in the fertilization,and the preembryonic development of egg cell of Cyclina sinensi...Based on the anatomic method for the samples of sperms and eggs of Cyclina sinensis (Gmelin),the requirement of density of sea water in the fertilization,and the preembryonic development of egg cell of Cyclina sinensis (Gmelin) was 1. 101--1.020, while the density lower or higher than this range, the impact on the normal development or oven death of the embryo and larvae occurred.展开更多
文摘Based on the anatomic method for the samples of sperms and eggs of Cyclina sinensis (Gmelin),the requirement of density of sea water in the fertilization,and the preembryonic development of egg cell of Cyclina sinensis (Gmelin) was 1. 101--1.020, while the density lower or higher than this range, the impact on the normal development or oven death of the embryo and larvae occurred.