TY - BOOK AU - Nagwa Ebraheem Mohamed Khafaga, AU - Mohamed Kamal Refai AU - Zienab Mahmoud Niazi TI - Differentiation between pathogenic and non pathogenic Escherichia coli in apparently healthy and slaughtered poultry PY - 1995/// KW - healthy and slaughtered poultry N1 - Thesis (M.Sc.)-Cairo University,1995; Bibliography: pages 90 : 114 ER -