TY  - BOOK
AU  - Nayak,Prafulla Kumar
TI  - Endocrine control of reproduction with special reference to circannual changes in sex steroids,T3,T4 in normal and pinealectomized catfish,clarias batrachus
KW  - Hormonal control
KW  - clarias
KW  - siluroide
KW  - hermap hroditism
KW  - sex ratio
KW  - sexual behaviour
KW  - male
KW  - females
ER  -