TY  - BOOK
AU  - Trivedy, R K
AU  - 
TI  - Practical methods in ecology and environmental science
U1  - 577.4.002 
PY  - 1987///
CY  - Karad
PB  - Environmental publications
KW  - Enviroment
KW  - Environment
KW  - Ecology
KW  - Environmental movement
KW  - Environmental policy
KW  - Environmental production
KW  - pesticides
KW  - Biology
KW  - Environmental sciences
ER  -