TY  - BOOK
AU  - R. N. Singh
TI  - Role of blue-green algae in nitrogen economy of Indian agriculture
U1  - 589.9 
PY  - 1961///
CY  - New Delhi
PB  - Indian Council Of Agricultural Research
N1  - R. N. Singh: Role of blue-green algae in nitrogen economy of Indian agriculture.  New Delhi.  Indian Council Of Agricultural Research, 1961.--(589.9SIN)
ER  -