AU  - Mishra ,R.R..
TI  - Current Trends in Environmental Biology / 
SN  - 81-224-0184-8
U1  - 570.04 
PY  - 1990///
CY  - N.Delhi-110002
PB  - Wiley Eastern Ltd. , 
KW  - Botany
N1  - NULL
ER  -