TY  - BOOK
AU  - Dhaliwal,G.S.
AU  - Singh, Balwinder
TI  - Pesticides : : their ecological impact in developing countries 
SN  - 8171692486
U1  - 632.7 21
PY  - 1993///
CY  - New Delhi : 
PB  - Commonwealth Publishers, 
KW  - Pesticides
N1  - Includes index
ER  -