TY  - BOOK
AU  - Burris, Robert H.
AU  - Evans, Harold J.
AU  - Stacey, Gary
TI  - Biological nitrogen fixation: edited by Gary Stacey, Robert H.Burris, Harold J. Evans
SN  - 412024217
U1  - 589.90133 
PY  - 1992///
CY  - New York
PB  - Chapman
KW  - Nitrogen - Fixation
ER  -