STUDIES ON PRODUCTION PER BIOMASS OF THE NILE CATFISH SYNODONTIS SCHALL (BLOCH - SCHNEIDER) OF THE RIVER NILE , EGYPT

THE POLLUTANT EFFECTS OF COPPER, ZINC AND LEAD ON THE HISTOLOGICAL PATTERNS OF FISH KIDNEY

PHYTOPL ANKTON BIOMASS AND ENVIRONMENTAL FACTORS IN THE NOZHA HYDRODROME, ALEXANDRIA, EGYPT.

PHYTOPLAN COMMUNITY STRUCTURE IN Mex Bay, Alexandria, Egypt

CROSS-BREEDING EXPERIMENTS ON SOME IMPORTANT FISHES OF FAMILY CICHLIDAE (GENUS OREOCHROMIS) AND EVALUATION OF THEIR HYBRIDS

ULTRASTRUCTURE OF SPERMATOZOA OF SPARUS AURATA, DIPLODUS VULGARIS AND UTHOGNATHUS MORMYRUS (FAMILY.SPARIDAE) IN THE EGYPTIAN MEDITERRANEAN WATERS.

OREOCHROMIS NILOTICUS AND OFFSPRINGS OF RED TILAPIA IN EGYPT: GENETIC PROSPECTIVE.

THE USE OF ORGANIC MANURES IN POLYCLTURE SYSTEM FORTILAPIA, MULLET AND CARP