Pathogenicty of infectious bursal virus field isolates to seronegative commercial male layer chickens.
- Citation:
- Pathogenicty of infectious bursal virus field isolates to seronegative commercial male layer chickens. ,
Amer, M. M., kutkat M. A., M.EL-Bayomi K., Shakal ABD M. E. - S., and EL-Gaied Sherein Abd S.
, Proc. Sci. 4th Inter., Conf., Vet. Div. NRC, Dokki, 26- 28 february,, p.71-83., (2008)