TY - BOOK AU - Lamba jeet Virendra TI - Steroids in the catfish,heteropneustes fossilis(bloch): circannual and circadian rhythms in plasma levels and role in vitellogenesis and oocyte maturation KW - Heteropneustes KW - Vitellogensis KW - Protenis KW - Plasma membranes KW - Ova KW - Fish KW - Catfish KW - Fossils ER -