TY  - BOOK
AU  - Broughton, W.J.
TI  - Nitrogen Fixation: Ecology
SN  - 0198545401
U1  - 574.133 
PY  - 1981///
CY  - Oxford
PB  - Clarendon Press
KW  - Life sciences
KW  - Pure Sciences
KW  - Nitrogen fixation
ER  -