تجاوز إلى المحتوى الرئيسي
# عنوان البحث سنة البحث
211 Immunization of Ducks Against Pasteurella multocida Infection by Avirulent cn Strain. HI- Comparison of Different Vaccination Protocols 1992
212 Immunization of Ducks Against Pasteurella multocida Infection by Avirulent cn Strain. HI- Comparison of Different Vaccination Protocols 1992
213 Immunization of Ducks Against Pastewella multocida Infection by Avirulent cn Strain. II~ Influence of Dose and Route on Protection Against Infection with different serotypes 1992
214 Immunization of Ducks Against Pastewella multocida Infection by Avirulent cn Strain. II~ Influence of Dose and Route on Protection Against Infection with different serotypes 1992
215 Immunization of Ducks Against Pastewella multocida Infection by Avirulent cn Strain. II~ Influence of Dose and Route on Protection Against Infection with different serotypes 1992
216 Some studies on Pasteurella anatipestifer infection in goosling and chicks 1992
217 Some studies on Pasteurella anatipestifer infection in goosling and chicks 1992
218 The occurance of rabbit viral haemorrhagic disease (RVHD) in Egypt. 1992
219 Tissue derived inactivated vaccine against rabbit viral haemorrhagic disease 1992
220 Tissue derived inactivated vaccine against rabbit viral haemorrhagic disease 1992