TY  - BOOK
AU  - Carr, Stephen.
TI  - Technology for small-scale farmers in sub-Saharan Africa: experi ence with food crop production in five major ecological zones 
SN  - 082131355X
PY  - 1989///
CY  - Washington, D.C.
PB  - World Bank
KW  - Agriculture
KW  - Africa, Sub-Saharan
KW  - Appropriate technology
KW  - Alternative agriculture
KW  - Food crops
KW  - Agricultural development projects
KW  - Farms, Small
KW  - Agricultural extension work
KW  - Research
KW  - Agricultural ecology
ER  -