TY  - BOOK
AU  - Evans, H. J. and others,
TI  - Nitrogen Fixation Research Progress
SN  - 9024732557
U1  - 581 
PY  - 1985///
CY  - Hague
PB  - Martinus Nijhoff Publishers
KW  - Nitrogen Fixation
KW  - Specific topics in natural history
ER  -