TY  - BOOK
AU  - Amir Ahmed Fadel Aly
AU  - Elsayed Mohamed Badawy , 
AU  - Zakia Attia Ahmed , 
TI  - Effect of seasonal variations on the performance of broiler breeders / 
PY  - 1997///
CY  - Cairo : 
PB  - Amir Ahmed Fadel Aly , 
N1  - Thesis (Ph.D.) - Cairo University - Faculty of Veterinary Medicine - Department of Veterinary Hygiene and Management
UR  - http://172.23.153.220/th.pdf
ER  -