2. Commercial beef cattle production

Author:

Library: Central Library and Archive Center of shahid Beheshti University (Tehran)

Subject: Beef cattle

Classification :
636
.
213
OM-C

4. The feedlot

Author:

Library: Central Library and Archive Center of shahid Beheshti University (Tehran)

Subject: Feedlots,Cattle - Feeding and feeds

Classification :
636
.
084
Dy-F