TY  - BOOK
AU  - Rao,Subba N.S.
TI  - Current development in biological nitrogen fixation
SN  - 0713128771
AV  - SB297.2.L44.R3 1984. 
PY  - 1984///
CY  - India
PB  - Oxford & IBH Publishingco.
N1  - Index
ER  -