Aquaculture Division National Institute of Oceanography and Fisheries(NIOF) El-Fayoum Egypt;
Animal Production Department Faculty of Agriculture Fayoum University Egypt;
Animal Production Department Faculty of Agriculture Fayoum University Egypt;
Animal Production Department Faculty of Agriculture Fayoum University Egypt;
Animal Production Department Faculty of Agriculture Fayoum University Egypt;
African catfish; HCG hormone; Gonadsomatic index; Fecundity; FSH; LH; Estrogen; Progesterone and testosterone;