TY  - BOOK
AU  - Singh, R. N.
TI  - Role of Blue Green Algae in Nitrogen Economy of Indian Agriculture
U1  - 589.8 
PY  - 1961///
CY  - New Delhi
PB  - ICAR
KW  - Botanical sciences
KW  - Pure Sciences
KW  - Algae, Blue green
ER  -