TY - BOOK AU - Mahmoud,Yehia El-Sayed Ali TI - Studies on the sanitary condition of some Nile fishes marketed in Kalyobia Governorate PY - 1990/// KW - Freshwater fishes KW - Egypt KW - Fishes KW - Microbiology KW - Fish as food KW - Analysis KW - Tilapia KW - Clarias lazere N1 - Thesis (M.S.)--Zagazig University, 1990; Includes bibliographical references (leaves 103-130); Microfiche; ASUNET; Ain Shams University; 3 microfiches : negative ER -