TY  - BOOK
AU  - Alexander, Martin
TI  - Biological nitrogen fixation: : ecology, technology and physiology
U1  - 631.46 
PY  - 1984///
CY  - New York
PB  - Plenum
KW  - Bacterias nitrificantes
KW  - NitrÃ³geno
KW  - FijaciÃ³n
KW  - Rhizobium
ER  -