TY  - BOOK
AU  - Rao, N. S. Subba.
TI  - Recent Advances in Biological Nitrogen Fixation / 
U1  - 631.84 
PY  - 1979///
CY  - .- New Delhi
PB  - : Oxford & IBH Publishing
KW  - Technology (Applied Sciences)
KW  - Agriculture and Related Technologies
KW  - Nitrogen Fertilizers
ER  -