TY  - BOOK
AU  - R N SINGH
TI  - ROLE OF BLUE-GREEN ALGAE IN NITROGEN ECONOMY OF INDIAN AGRICULTURE
U1  - GN589.3SI64R 
PY  - 1961///
CY  - NEW DELHI
PB  - Indian Council of Agricultural Research
KW  - ROLE OF BLUE-GREEN ALGAE IN NITROGEN ECONOMY OF INDIAN AGRICULTURE
N1  - MODERN BOOK HOUSE
ER  -