TY  - BOOK
AU  - Elkan, Gerald H., ed.
ED  - North American Symbiotic Nitrogen Fixation Conference 
TI  - Current issues symbiotic nitrogen fixation
SN  - 0792343760
U1  - 572.5452 21st ed.
PY  - 1997///
CY  - Boston
PB  - Kluwer Academic Publishers
KW  - Conferences
KW  - Nitrogen fixation
KW  - Rhizobium
KW  - Symbiosis
KW  - Upchurch
KW  - Robert G., ed
ER  -