TY  - BOOK
AU  - Giller, K E,
TI  - Nitrogen Fixation in Tropical Cropping Systems
SN  - 0851994172
U1  - 633 
PY  - 2001///
CY  - Wallingford
PB  - CABI Publishing
KW  - Field & plantation crops
KW  - Tropical Cropping Systems
ER  -