常见滩涂贝类的精卵超微结构及个体发育过程的研究进展

we summarize the,fertilization and ontogeny of mudflat shellfish;the ontogeny of Mactra chinensis ;development of gonad,reproductive cycle and ultrastructual organization of oocyte of Meretrix meretrix;spermatocytes; ultrastructual organization and cytological observation of fertilization of Tegillarca granosa;the observation of histological and morphologic of Scapharca subcrenata and the changes of mitochondria in the process of spermatozoon; the ultrastructual organization of spermatozoon of Coelomactra antiquata and biological zero temperature and effective accumulated temperature; ontogeny of Solen strictus.Specified to state the ultrastructual organization of spermatogenesis and egg, fertilization, ontogeny of mudflat shellfish and prospect of the application.