TY  - BOOK
AU  - El-Hadary,Sabry Nagdy Ahmed
TI  - Effect of certain insecticides on certain natural enemies of 
PY  - 1997///
KW  - Vegetables
KW  - Diseases and pests
N1  - Thesis (M.S.)--Zagazig University,1997; Includes bibliographical references (leaves 91-99); Microfiche; Cairo, Egypt; ASUNET; 2 microfiches:negative
ER  -