TY  - GEN
AU  - Okike, I. [...et al]
TI  - Agricultural intensification and efficiency in the west African savannahs: evidence from northern Nigeria
SN  - 9291460966
PY  - 2001///
CY  - Kenya
PB  - International Livestock Research Institute
KW  - Agricultural productiviy
KW  - Africa, West
KW  - Agriculture intensification
KW  -  Nigeria, Northern
KW  - Crops Crops
KW  - Nigeria
ER  -