TY  - BOOK
AU  - Rao,N.S.Subra
TI  - Current developments in biological nitrogen fixation
SN  - 0713128771
PY  - 1984///
CY  - London
PB  - Edward Arnold
KW  - Tropical crops
KW  - Nitrogen
KW  - Fixation
N1  - Includes references and index
ER  -