Author = El-Sayed, Ahmed
Number of Articles: 2
Survey of Hygiene Level by Indicator Bacteria in Some Cheese from Port-Said City

Volume 3, Issue 2, July 2022, Pages 273-282

Nada Osman; Mohammed Ismail Abou Dobara; Ahmed El-Sayed; Mahmoud Zaky

The Inhibitory Effect of Some Chemical Food Preservatives on the Growth of Some Isolated Dairy Products Fungi

Volume 2, Issue 2, July 2021, Pages 253-262

Nada M. Osman; Mohammed Ismail Abou Dobara; Ahmed El-Sayed; Mahmoud Zaky

Alfarama Journal of Basic & Applied Sciences

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