Author = Esam Rizkalla
Number of Articles: 7
Comparative study for the production of the male Nile tilapia between inter-specific hybridization and hormonal sex reversal

Volume 17, Issue 2, March and April 2013, Pages 73-89

Nabil Abd Al-Hakim; Mohsen Hessen; Esam Rizkalla; Ahmed Hegazi; Al-Azab Tahoun; Ayman Khalfalla

COMPARATIVE STUDY ON SOME HISTOLOGICAL AND BIOCHEMICAL ASPECTS IN FISHES FROM QARUN AND BARDAWIL LAKES

Volume 8, Issue 4, September and October 2004, Pages 1-35

Hunan Gaber; Esam Rizkalla; Basem Fahmy

EFFECT OF CLOSTRIDIUM PERFRINGENS INFECTION ON SOME BIOCHEMICAL, PHYSIOLOGICAL AND PATHOLOGICAL PARAMETERS IN OREOCHROMIS NILOTICUS

Volume 8, Issue 4, September and October 2004, Pages 53-84

Esam Rizkalla; Addel Shalaby; Ahmad Ashram; Afaf Yanni

COMPARATIVE STUDY OF SOME ANTIBIOTICS ON BIOCHEMICAL CHANGES IN PLASMA OF THE SHARPTOOTH CATFISH CLARIAS GARIEPINUS.

Volume 7, Issue 4, September and October 2003, Pages 381-402

Esam Rizkalla; Basem Fahmy; Hany Zaghlou; Salah El-Din El-Sadek

Egyptian Journal of Aquatic Biology and Fisheries

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