TY  - BOOK
AU  - GOPAL, B.
AU  - BHARDWAJ, N.
TI  - Elements of ecology
SN  - 0-7069-1560-7
U1  - BOT 581.5 
PY  - 1979///
CY  - New Delhi
PB  - Vikas
KW  - PLANT ECOLOGY
N1  - Includes bibliography and index
ER  -