TY  - BOOK
AU  - Ali Mostafa Ahmed Sayed, 
AU  - Essam EL- Taweel
AU  - Mahmdouh Sharafeldin
AU  - Gamal Siam
TI  - Efficiency Of Some Livestock Production Systems Under Egyptian Agricultural Conditions: Remainder of title / 
PY  - 1995///
KW  - Animal Breeding
N1  - Thesis (Ph.D)-Cairo University, 1995; Bibliography: pages 136-149.
ER  -