TY  - BOOK
AU  - Goher,Laila Mohamed Ahmed
TI  - A study of lethal factors in ducks
PY  - 1979///
KW  - Ducks
KW  - Eggs
KW  - Diseases
N1  - Thesis (M.S.)-- Cairo University, 1979; Includes bibliographical references (leaves 98-122); Microfiche; ASUNET; Ain Shams University; 3 microfiches : negative
ER  -