TY  - BOOK
AU  - Nutman Phillip Sadler
ED  - International Biological Programme
TI  - Symbiotic nitrogen fixation in plants
SN  - 0521206456
AV  - QK898.N6 
PY  - 1976///
CY  - Cambridge
PB  - Cambridge University Press
KW  - Nitrogen
KW  - Fixation
KW  - Symbiosis
N1  - Includes index; English text, French, Russian and Spanish contents pages
ER  -