TY - BOOK AU - Ali,Abeer Ezzat Mahmoud TI - Effect of different dietary levels of ascorbic acid on stress resistance in tilapia PY - 2000/// KW - Fishes KW - Feeding and feeds KW - Tilapia KW - Diseases KW - Vitamin C in animal nutrition N1 - Thesis (M.S.) -- Assiut University, 2000.+PDF; Includes bibliographical references (leaves 59-76); Microfiche; ASUNET; Ain Shams University; 2 microfiches : negative ER -