TY - GEN AU - Ashgan Mohamed Mostafa Yousef AU - Mahmoud Elsayed Gayed Hashad , AU - Rafik Tawfik Mohamed Soliman , TI - Studies on yolk antibodies "IgY" production in laying chickens / PY - 2001/// CY - Cairo : PB - Ashgan Mohamed Mostafa Yousef , KW - IgY production KW - Laying chickens KW - Yolk antibodies N1 - Thesis (M.Sc.) - Cairo University - Faculty Of Veterinary Medicine - Department Of Microbiology , Bacteriology , Mycology and Immunology UR - http://172.23.153.220/th.pdf ER -