Effect of Ocratoxin A on the immune response of chickens to Newcastle disease vaccine. ,
Refai, M. K., El-Karim.Abd S. M.,.Bastami M. A., M.M.Amer, D.G.khilfa, Bakir A. M., Afify Manal A., and M.F.El-Kady
, Beni-Suef , Vet. Med. Res. J.,, Volume 4, Issue 2, p.186-200. , (1994)
Effect of Ocratoxin A on performance of broiler chickens,
Refai, M. K., El-Karim.Abd S. M.,.Bastami M. A., Amer M. M., D.G.khilfa, Bakir A. M., and M.F.El-Kady
, Beni-Suef ,Vet. Med. Res. J., Volume 4, Issue 2, p.186-199. , (1994)