TY  - BOOK
AU  - Louise Salib Sourial, 
AU  - Refaat G. Abou-Elela
AU  - Sadek I. Bishara
TI  - Biological Studies On Some Aphids Infesting Cereal Crops In Egypt With Special Reference To Competition / 
PY  - 1995///
KW  - Entomology
N1  - Thesis (Ph.D)-Cairo University, 1995; Bibliography: pages 174-198
ER  -