TY  - BOOK
AU  - Arvind Kumar
TI  - Ecology and ethology of aquatic biota, Vol.2
U1  - 577.6  ARV-E.2 
PY  - 2002///
CY  - Daya Publishing House, Delhi
KW  - Aquatic ecology-- Fresh water ecology-- Pond ecology-- Limnology (biology)-- groundwater ecology
ER  -