TY  - BOOK
AU  - Broughton,W.J.
TI  - Nitrogen fixation: legumes. Vol.3
SN  - 0-19854555-X
AV  - AMU QR89.7.N55 
PY  - 1983///
CY  - Oxford
PB  - Clarendon Press
KW  - Nitrogen
KW  - Fixation
KW  - Fixing microorganisms
N1  - Includes bibliographical references
ER  -