Author = Zienab Hamdy
| Number of Articles: 3 | ||
| 1 | Effect of Layer Breeds on the Productivity and Profitability of Layer Farms under Egyptian Condition | |
| Volume 42, Issue 1, April 2022, Page 46-50 | ||
| Amira Mohamed Abd-El hamed; Zienab Hamdy | ||
| 2 | Estimation of Non-genetic Parameters Affecting Total Milk Yield and Occurrence of Mastitis in Holstein Friesian Dairy Cows | |
| Volume 40, Issue 2, July 2021, Page 184-188 | ||
| Zienab Abo-Gamil; Hadeel El-Qaliouby; Eman Manaa; Sherif Ramadan | ||
| 3 | Effect of Some Non-Genetic Factors on 305-day Milk Yield and Lactation Persistency in Holstein Friesian Cows | |
| Volume 40, Issue 2, July 2021, Page 189-194 | ||
| Zienab Abo-Gamil; Hadeel El-Qaliouby; Eman Manaa; Sherif Ramadan | ||
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