TY  - BOOK
AU  - Nutman, P.S
TI  - Symbiotic Nitrogen Fixation in Plants
SN  - 0521206456
U1  - 589.7 
PY  - 1976///
CY  - Cambridge
PB  - Cambridge University Press
KW  - Botanical sciences
KW  - Pure Sciences
KW  - Nitrogen fixation
ER  -