TY  - BOOK
AU  - Kumar,H D .
TI  - Phycotalk / 
SN  - 8171330843
U1  - 579.8 
PY  - 1990///
CY  - Varanasi : 
PB  - Rastogi and company , 
KW  - LIFE SCIENCE-BIOLOGY
N1  - Includs references
ER  -