TY  - BOOK
AU  -  Martinez,Esperanza  .
AU  - Hernandez,Georgina  .
TI  - Highlights of nitrogen fixation research / 
SN  - 0306461374
U1  - 572.545 
PY  - 1999///
CY  - New York : 
PB  - Kluwer Academic Publishers , 
KW  - NITROGEN-FIXATION CONGRESSES
N1  - Includes bibliographical references
ER  -