TY  - BOOK
TI  - Soil tillage in Africa: needs and challenges
SN  - 9251034427
U1  - 631.51096 
PY  - 1993///
CY  - Rome
PB  - Food and Agriculture Organization of the United Nations
KW  - Agriculture and related technologies
KW  - Technology (Applied sciences)
KW  - Africa
KW  - Crop production
KW  - Tillage
ER  -