 
				| 1. | Investigation of economic situation of hatchery factories in Tehran province | |
| Pages 3-20 | ||
| Ahmad Naji Zavareh; akbar Yaghobfar; S. A. Hosseini; nader asadzadeh | ||
| 2. | Association between Productive and Reproductive Indices in Iranian Holstein Cows | |
| Pages 21-32 | ||
| Mohammad Ziadi; A. Ghazikhani | ||
| 3. | Estimation of Genetic Parameters of Milk Yield Trait Using Test-Day Model with Random Regression in Iranian Holstein Cows | |
| Pages 33-46 | ||
| Mohammad Reza Bahreini Behzadi; Amine Ghane; Javad Habibizad | ||
| 4. | Effect of feedlot period and fat-tail size on performance and carcass characteristics of male Lori lamb | |
| Pages 47-58 | ||
| behrouz Yarahmadi; Mohsen Mohamadi Saie; Alireza Chegeni | ||